Endoscope controllers for medical purposes with embedded
software for capturing, storing, displaying, and processing
images taken during endoscopic procedures.
Medical devices and methods of using medical devices are disclosed. An example tissue retraction device includes a first tissue engagement member coupled to an elastic member by a coupling assembly. The coupling assembly including a first coupler body having a first end region and a first compression member. Further, the first end region of the first coupler body is configured to extend into a portion of a lumen of the elastic member and the compression member is designed to compress the elastic member onto the first coupler body such that the elastic member is fixedly engaged with the coupler body.
A fiber optics based locator system having a fiber optics portion configured to be advanced directly through a tortuous body passage of a patient without being advanced through the lumen of an independently formed delivery device. A light-emitting element, such as a diffuser, may be provided at the distal end of the system. The fiber optics are selected to transmit light to the light-emitting element capable of being detected through body tissue. For instance, the light-emitting element may be positioned within a first location within a patient, and may be sensed by a sensor positioned within a second location within a patient spaced apart from (e.g., within a different anatomical structure than) the first location. Various procedures may be performed by accessing a target site at or adjacent the first location from a position at or adjacent the second location.
A medical device including a handle body having a proximal end and a distal end, a spool on the handle body and to move between the distal end and the proximal end of the handle body, a catheter extending from the distal end of the handle body, an actuator attached to the spool and extending through the catheter, such that the actuator is removably connected to one or more dispensable devices at a distal end of the catheter, a spool controller to prevent connection with another of the dispensable devices to the actuator after a predetermined number of dispensable devices have been dispensed by the medical device.
The present disclosure provides to generate a side branch mask from an extravascular image of a vessel using an ensemble of machine learning (ML) models. The side branch mask can be generated by inferring, using several initial ML models, indications of side branches from an image frame and inferring, using a post-processing ML model, the side branch mask from the indication of side branches.
The present disclosure provides to generate a 3D visualization of a vessel from intravascular ultrasound (IVUS) images. In particular, the present disclosure provides to reduce jitter between frames of an IVUS recording to provide a smoother appearance of a longitudinal view of the vessel from the IVUS image frames and to construct a 3D visualization of the vessel from the jitter compensated IVUS image frames.
The present disclosure provides to co-register intravascular images of a vessel with one or more extravascular images of the vessel in real-time, such as, during acquisition of the extravascular images. Key points in a first frame of the extravascular images can be identified and then tracked across other frames of the extravascular images. The intravascular images can be co-registered to a frame (or frames) of the extravascular images based on the locations of the key points in the frame.
G06T 7/33 - Détermination des paramètres de transformation pour l'alignement des images, c.-à-d. recalage des images utilisant des procédés basés sur les caractéristiques
8.
CROSS-MODALITY VASCULAR IMAGE SIDE BRANCH MATCHING
The present disclosure provides to match side branches from different imaging modalities. Side branches detected from a series of intravascular images can be matched with side branches detected from an extravascular image. The pairs of matches can be determined based on an initially identified reference pair and then a technique that accounts for the characteristics of the side branch, such as, the diameter, the orientation, the relative size, and/or the relative order.
A valve fixation device may comprise a unitary elongate member that is biased towards a closed configuration wherein at least a pair of tissue engaging surfaces of the elongate member are held adjacent to each other by a bias force. The bias force is at least equal to a valve leaflet grasping force, enabling the fixation device to grasp and retain leaflets as part of cardiac treatment. A delivery tool including a spreader may independently translate the tissue engaging surfaces to enable cardiac leaflets to be captured and retained by and/or between the tissue engaging surfaces. The valve fixation device may include at least two arms, each of which may be independently controlled to grasp and capture opposing leaflets of a valve, such as the anterior and posterior leaflets of a mitral valve, to reduce the size of the valve opening and improve cardiac performance.
System for endocardial injection are disclosed. An example system may include a first steerable catheter having a first lumen formed therein. A second steerable catheter may be disposed within the first lumen. The second steerable catheter may have a second lumen formed therein. An injection catheter may be disposed within the second lumen. The injection catheter may have a distal end region. The distal end region may include an imaging section and a needle section. The system may include an imaging device configured to be disposed within the imaging section.
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
The present disclosure provides to generate a side branch mask from an extravascular image of a vessel using an ensemble of machine learning (ML) models. The side branch mask can be generated by inferring, using several initial ML models, indications of side branches from an image frame and inferring, using a post-processing ML model, the side branch mask from the indication of side branches.
Methods and systems for providing a flow of fluid to an endoscope. An illustrative container and tube set arranged and configured to couple to an endoscope may comprise, a first container configured to contain a fluid, a first water supply tube including a first lumen extending therethrough and in selective fluid communication with the first container, a first gas supply tube including a second lumen extending therethrough and in fluid communication with the first container, a second container configured to contain a fluid, a second water supply tube including a third lumen extending therethrough and in fluid communication with the second container, and a fluid flow control mechanism positioned in-line with the second water supply tube, the fluid flow control mechanism configured to selectively fluidly couple the second container with the first container.
A61B 1/12 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments avec système de refroidissement ou de rinçage
13.
INTRAVASCULAR IMAGING SYSTEM WITH AUTOMATED CALCIUM ANALYSIS AND TREATMENT GUIDANCE
Intravascular imaging systems and methods for making and using intravascular imaging devices are disclosed. An example intravascular imaging device may comprise a catheter including an imaging device. A processor may be coupled to the catheter. The processor may be configured to process image data received from the imaging device. The processor may be configured to generate a calcium map. The calcium map may include an indicator of calcium depth to a vessel lumen surface, calcium distance to a center of the catheter, or both. A display unit may be coupled to the processor. The display unit may be configured to show a display including the calcium map.
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
A61B 34/00 - Chirurgie assistée par ordinateurManipulateurs ou robots spécialement adaptés à l’utilisation en chirurgie
A61B 34/10 - Planification, simulation ou modélisation assistées par ordinateur d’opérations chirurgicales
A medical device including a handle with a first arm operator and a second arm operator, and a cap. The cap includes a body having a central lumen about a central longitudinal axis, a first arm hingeably coupled to the body and operably coupled to the first arm operator by a first wire, and a second arm hingeably coupled to the body and operably coupled to the second arm operator by a second wire. The first arm operator is moveable in the handle to move the first arm between a closed position with the first arm generally parallel to the central longitudinal axis and an open position with the first arm generally perpendicular to the central longitudinal axis. The second arm operator is moveable in the handle to move the second arm between a closed position and an open position.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
System for endocardial injection are disclosed. An example system may include a first steerable catheter having a first lumen formed therein. A second steerable catheter may be disposed within the first lumen. The second steerable catheter may have a second lumen formed therein. An injection catheter may be disposed within the second lumen. The injection catheter may have a distal end region. The distal end region may include an imaging section and a needle section. The system may include an imaging device configured to be disposed within the imaging section.
A61M 25/01 - Introduction, guidage, avance, mise en place ou maintien en position des cathéters
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
The present disclosure provides to co-register intravascular images of a vessel with one or more extravascular images of the vessel in real-time, such as, during acquisition of the extravascular images. Key points in a first frame of the extravascular images can be identified and then tracked across other frames of the extravascular images. The intravascular images can be co-registered to a frame (or frames) of the extravascular images based on the locations of the key points in the frame.
G06T 7/33 - Détermination des paramètres de transformation pour l'alignement des images, c.-à-d. recalage des images utilisant des procédés basés sur les caractéristiques
17.
CROSS-MODALITY VASCULAR IMAGE SIDE BRANCH MATCHING
The present disclosure provides to match side branches from different imaging modalities. Side branches detected from a series of intravascular images can be matched with side branches detected from an extravascular image. The pairs of matches can be determined based on an initially identified reference pair and then a technique that accounts for the characteristics of the side branch, such as, the diameter, the orientation, the relative size, and/or the relative order.
G06T 7/33 - Détermination des paramètres de transformation pour l'alignement des images, c.-à-d. recalage des images utilisant des procédés basés sur les caractéristiques
The present disclosure provides to generate a 3D visualization of a vessel from intravascular ultrasound (IVUS) images. In particular, the present disclosure provides to reduce jitter between frames of an IVUS recording to provide a smoother appearance of a longitudinal view of the vessel from the IVUS image frames and to construct a 3D visualization of the vessel from the jitter compensated IVUS image frames.
According to a general aspect, an apparatus includes a substrate, a plurality of microneedles, and a medicinal composition. The substrate has a surface. The plurality of microneedles is disposed on the surface of the substrate. The medicinal composition is configured to be delivered to a body of a person when the substrate is adhered to the body of the person. In some implementations, the medicinal composition is configured to help blood flow within bodily tissue of the person.
A61M 37/00 - Autres appareils pour introduire des agents dans le corpsPercutanisation, c.-à-d. introduction de médicaments dans le corps par diffusion à travers la peau
20.
SURFACE ENHANCEMENT OF A BONDING SURFACE IN A PIEZO ELECTRIC PUMP/VALVE
A device may include a base plate and a deformable diaphragm having a first surface, where the first surface includes a textured surface. The device may also include a fluid chamber defined between the base plate and the deformable diaphragm, with the fluid chamber being in fluidic connection with the fluid reservoir and with the inflatable member. The device may also include a piezoelectric element having a second surface, the first surface of the deformable diaphragm and the second surface of the piezoelectric element being adhesively attached, the piezoelectric element being operable to repeatedly change a volume of the fluid chamber by deforming the deformable diaphragm to pump fluid from the reservoir to the inflatable member.
A catheter for ablation of tissue through irreversible electroporation is disclosed. The catheter includes a tubular outer shaft having a distal end, a mapping electrode assembly extending distally from the distal end of the outer shaft, and an ablation electrode assembly. the electrode assembly defines a distally located central hub portion and a plurality of splines each including a distal end portion extending from the central hub portion, and a proximal end portion attached to and constrained by the outer shaft, the splines defining an inner space in an expanded configuration, each of the plurality of splines including a plurality of outwardly-facing sensing electrodes; and an ablation electrode assembly extending distally from the distal end of the outer shaft, the ablation electrode assembly disposed in the inner space.
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
22.
DEVICES, SYSTEMS, AND METHODS FOR OBJECT DEPTH ESTIMATION
Medical systems and related methods useful to estimate the depth of a target are described. The system may include a medical device that includes a handle and a shaft, the medical device also including an imager, a processor, and at least one laser source coupled to a first laser fiber and a second laser fiber. The first and second laser fibers may be configured to transmit respective first and second collimated beams of light onto a target simultaneously without fragmenting the target. The processor may be configured to determine a depth of the target from a proximal facing surface of the target to a distal facing surface of the target based on pixel characteristics of the first and second collimated beams of light in at least one image generated by the imager.
Drug delivery systems for delivering a therapeutic agent to a lumen while allowing for fluid perfusion. An illustrative drug delivery system may comprise an inner elongate shaft extending from a proximal end to a distal end and including a lumen extending from the proximal end to the distal end thereof and an outer elongate shaft extending from a proximal end to a distal end and including a lumen extending from the proximal end to the distal end thereof. The outer elongate shaft may be disposed over and axially movable relative to the inner elongate shaft. A self-expanding drug delivery device may include a plurality of longitudinally extending struts and may be movable between a radially collapsed configuration and a radially expanded configuration. A drug coating may be disposed on at least a portion of a radially outward surface of the longitudinally extending struts.
A hub (120, 300) and sheath (100, 200) assembly configured to be releasably disposed over a medical device. The hub and sheath assembly may comprise a valve hub (120, 300) including a first body portion (302), a second body portion (304), and a lumen (310) extending therethrough and an elongate shaft (206) including a lumen (208) and a seam (212). The lumen and the seam may extend from a proximal end (202) to a distal end (250) of the elongate shaft. The elongate shaft may be releasably coupled to the valve hub. The seam may be movable from an interlocked configuration configured to hold the elongate shaft in a generally tubular configuration and an open configuration defining an opening extending along a length of elongate shaft.
A61M 25/06 - Aiguilles avec un guide pour piquer le corps ou analogues
A61M 39/06 - Soupapes hémostatiques, c.-à-d. éléments formant joint autour d'une aiguille, d'un cathéter ou similaire, et se fermant après leur retrait
A thrombectomy apparatus (10) includes a catheter (16) having a funnel (28) is secured to a distal end (22) and extending distally therefrom. The funnel (28) includes a braided inner layer (62), a braided outer layer (64), and a reinforcing structure (66) disposed between the braided inner layer and the braided outer layer, the reinforcing structure including a plurality of arched wires (76) extending between the braided inner layer and the braided outer layer. A tractor (30) is adapted to extend over the outer surface (26) of the catheter and the funnel in an un-inverted configuration and to extend in an inverted configuration through the funnel and into the lumen, the tractor adapted to invert by rolling over the distal end of the funnel when the tractor moves proximally. An elongate member (34) extends through the lumen and is secured to an end (36) of the tractor disposed within the lumen.
An outflow blocking sleeve removably surrounding a blood outlet of a percutaneous blood pump positioned at a distal end of a catheter. The outflow blocking sleeve is configured to prevent blood egress from the blood outlet during insertion of the blood pump into a vasculature at a vascular access site. The blood pump is sized to be passed distally through an elastomeric seal of an introducer sheath into a lumen of an elongate shaft of the introducer sheath while the outflow blocking sleeve is prevented from passing through the elastomeric seal during advancement of the blood pump through the elastomeric seal.
A61M 60/13 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin au moyen d’un cathéter permettant l’explantation, p. ex. pompes à cathéter temporairement introduites par le système vasculaire
A61M 60/865 - Dispositifs de guidage ou d’insertion de pompes ou dispositifs de pompage à l’intérieur du corps du patient
A61M 60/221 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur le flux de sang à travers l’élément rotatif ayant des éléments radiaux et axiaux, p. ex. pompes à écoulement mixte
27.
MEDICAL DEVICE FOR TREATING DECOMPENSATED HEART FAILURE
This disclosure provides design, material, manufacturing method, and use alternatives for medical devices. An example medical device system for treating a heart, includes a control system including a processor and a pump, a hub coupled to the control system, a catheter shaft having a lumen and a first end coupled to the hub, a first expandable member disposed on the catheter shaft, wherein the first expandable member is configured to be positioned in the superior vena cava and a second expandable member disposed on the catheter shaft. Further, the second expandable member is configured to be positioned in the inferior vena cava and the catheter shaft includes a first aperture configured to permit an auxiliary medical device to pass from the lumen into the right atrium of the heart.
This disclosure provides design, material, manufacturing method, and use alternatives for medical devices. An example medical device system for treating a heart includes a control system including a display unit. Further, the display unit is configured to display a first visual representation of a first medical device disposed in a first anatomical location, a second visual representation of a second medical device disposed in a second anatomical location, a third visual representation of a first physiological parameter, wherein the first physiological parameter is measured by a first sensor disposed at a first location proximate the first medical device and a fourth visual representation of a second physiological parameter, wherein the second physiological parameter is measured by a second sensor disposed at a second sensor location proximate the second medical device.
A catheter for ablation of tissue through irreversible electroporation is disclosed. The catheter includes a tubular outer shaft having a distal end, a mapping electrode assembly extending distally from the distal end of the outer shaft, and an ablation electrode assembly. the electrode assembly defines a distally located central hub portion and a plurality of splines each including a distal end portion extending from the central hub portion, and a proximal end portion attached to and constrained by the outer shaft, the splines defining an inner space in an expanded configuration, each of the plurality of splines including a plurality of outwardly-facing sensing electrodes; and an ablation electrode assembly extending distally from the distal end of the outer shaft, the ablation electrode assembly disposed in the inner space.
An apparatus (100) includes a substrate (110), a plurality of microneedles (120), and a medicinal composition (130). The substate has a surface. The plurality of microneedles is disposed on the surface of the substrate. The medicinal composition is configured to be delivered to a body of a person when the substrate is adhered to the body of the person. In some implementations, the medicinal composition is configured to help blood flow within bodily tissue of the person.
A61M 37/00 - Autres appareils pour introduire des agents dans le corpsPercutanisation, c.-à-d. introduction de médicaments dans le corps par diffusion à travers la peau
A device may include a base plate and a deformable diaphragm (420) having a first surface, where the first surface includes a textured surface. The device may also include a fluid chamber defined between the base plate and the deformable diaphragm, with the fluid chamber being in fluidic connection with the fluid reservoir and with the inflatable member. The device may also include a piezoelectric element (440) having a second surface, the first surface of the deformable diaphragm (420) and the second surface of the piezoelectric element (440) being adhesively attached, the piezoelectric (440) element being operable to repeatedly change a volume of the fluid chamber by deforming the deformable diaphragm (420) to pump fluid from the reservoir to the inflatable member.
A fixture for holding a medical device during a coating process. The fixture may comprise a mounting rail extending from a first end region to a second end region, a drive unit movably coupled to the mounting rail, a proximal coupling assembly removably coupled to the drive unit, a support member movably coupled to the mounting rail, a distal coupling assembly removably coupled to the support member, and a mandrel configured to extend through a lumen of a medical device. The mandrel may have a first end configured to be releasably coupled to the proximal coupling assembly and a second end configured to be releasably coupled to the distal coupling assembly. Actuation of the distal coupling assembly and/or the support member may be configured to pull the mandrel taut.
Medical systems and related methods useful to estimate the depth of a target are described. The system may include a medical device that includes a handle and a shaft, the medical device also including an imager, a processor, and at least one laser source coupled to a first laser fiber and a second laser fiber. The first and second laser fibers may be configured to transmit respective first and second collimated beams of light onto a target simultaneously without fragmenting the target. The processor may be configured to determine a depth of the target from a proximal facing surface of the target to a distal facing surface of the target based on pixel characteristics of the first and second collimated beams of light in at least one image generated by the imager.
09 - Appareils et instruments scientifiques et électriques
10 - Appareils et instruments médicaux
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Downloadable software programs for monitoring, storing,
accessing, displaying, sending and receiving patient health
data obtained through intravascular ultrasound (IVUS)
imaging or intravascular physiology procedures. Medical monitors and controllers being parts of
intravascular ultrasound (IVUS) medical imaging apparatuses
for use in performing imaging and physiology procedures;
intravascular ultrasound (IVUS) medical imaging apparatus
incorporating displays for use in performing imaging and
physiology procedures. Providing on-line non-downloadable software programs for
monitoring, storing, accessing, displaying, sending and
receiving patient health data obtained through intravascular
ultrasound (IVUS) imaging or intravascular physiology
procedures; providing non-downloadable cloud based software
for simulating use of system components for intravascular
ultrasound (IVUS) imaging technology used in performing
imaging and physiology procedures.
09 - Appareils et instruments scientifiques et électriques
10 - Appareils et instruments médicaux
Produits et services
Displays, monitors and controllers for medical fluid
injectors, namely, computer displays and computer monitors
and controllers therefor used in direct association with
medical fluid injectors for use in ablating cardiac tissue. Catheters; catheters and parts and fittings therefor;
catheters for use in cardiac ablations; balloon catheters;
inflation devices for balloon catheters; intracardiac
catheter; medical and surgical catheters; medicinal
catheters.
36.
PUMP OVERPRESSURE RELIEF FEATURE FOR A PENILE PROSTHESIS
An inflatable penile prosthesis includes a fluid reservoir for holding fluid, an inflatable member, and a pump assembly for transferring fluid between the fluid reservoir and the inflatable member. The pump assembly includes a pump bulb, a valve block, and valves in the valve block. The valves include a control valve configured to move in a passageway formed within the valve block between an inflation position and a deflation position to control the flow of fluid within the valve block and the transfer of fluid between the fluid reservoir and the inflatable member. The control valve and the passageway are configured to form a seal that blocks fluid flow from the from a first side to a second side of the control valve, but to allow the seal to break when fluid pressure on the control valve is high, so as to relieve a high-pressure condition.
Devices and methods for deploying an anastomotic stent between portions of the gastro-intestinal (GI) tract are disclosed. The anastomotic stents are configured to atraumatically engage the tissue walls and to permit the flow of fluid, partially digested food, and food. The stents can be deployed using endoscopic catheter devices, laparoscopic tools, and combinations of both endoscopic tools and laparoscopic tools. Examples of anastomoses include anastomoses between the stomach and a portion of the intestines such as the jejunum. Anastomoses can also be formed between two closed ends of the intestines, such as two closed ends of the colon formed during a colon resection procedure. Anastomoses can also be formed between a fundal pouch formed during a gastric bypass procedure and the jejunum. Laparoscopic tools are disclosed to deploy a stent by selectively removing a radial restraint on a self expanding stent with the restraint removed through the laparoscopic access points.
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour réaliser l'anastomoseBoutons pour anastomose
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
A61B 90/30 - Dispositifs pour éclairer une zone chirurgicale, les dispositifs ayant une corrélation avec d’autres dispositifs chirurgicaux ou avec une intervention chirurgicale
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulationsDispositifs pour donner des soins
A circulatory support system may include a blood pump, one or more sensors, and a controller in communication with the one or more sensors. The blood pump may include a driven component and a motor in communication with the driven component to drive the driven component to pump a blood flow through the blood pump. A sensor of the one or more sensors may be configured to sense a value related to a speed of the motor. The controller may be configured to provide a command signal to the motor to drive the driven component and determine one or more values related to the blood flow pumped through the blood pump based on the value related to the speed of the motor and the command signal.
A61M 60/13 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin au moyen d’un cathéter permettant l’explantation, p. ex. pompes à cathéter temporairement introduites par le système vasculaire
A61M 60/178 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur prélevant le sang d’un ventricule et renvoyant le sang vers le système artériel par une canule externe au ventricule, p. ex. dispositifs d’assistance pour ventricule gauche ou droit
A61M 60/183 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur prélevant le sang d’un ventricule et renvoyant le sang vers le système artériel par une canule externe au ventricule, p. ex. dispositifs d’assistance pour ventricule gauche ou droit prélevant le sang des deux ventricules, p. ex. dispositifs d’assistance bi-ventriculaire
A61M 60/216 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur
A61M 60/538 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur
A61M 60/546 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur de l’écoulement du sang, p. ex. en adaptant la vitesse du rotor
Embodiments herein relate to implantable systems and methods for treatment of pancreatic cancer. In an embodiment, a method of treating pancreatic cancer is included, the method including inserting an electrical stimulation lead through the inferior vena cava, a hepatic vein, and into the portal vein via a transjugular intrahepatic portosystem shunt (TIPS). The method can further include inserting the electrical stimulation lead into at least one of the superior mesenteric vein and the splenic vein. The method can further include positioning electrodes on the lead within at least one of the superior mesenteric vein and the splenic vein and delivering one or more electric fields through the electrodes to a treatment zone including at least a portion of the pancreas. The electric fields can be at frequencies and a field strength effective to prevent and/or disrupt cellular mitosis in a cell.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p. ex. stimulateurs cardiaques
A61N 1/05 - Électrodes à implanter ou à introduire dans le corps, p. ex. électrode cardiaque
40.
MEDICAL DEVICE FOR TREATING DECOMPENSATED HEART FAILURE
This disclosure provides design, material, manufacturing method, and use alternatives for medical devices. An example medical device system for treating a heart, includes a control system including a processor and a pump, a hub coupled to the control system, a control system including a processor and a pump, a hub coupled to the control system, a first catheter shaft having a first lumen and a first end coupled to the hub, a second catheter shaft extending within the first lumen and having a first end couple to the hub, a first expandable member disposed on the first catheter shaft, wherein the first expandable member is configured to be positioned in the superior vena cava and a second expandable member disposed on the second catheter shaft distal to the first expandable member, wherein the second expandable member is configured to translate relative to the first expandable member.
A61B 5/0215 - Mesure de la pression dans le cœur ou dans les vaisseaux sanguins par des moyens introduits dans le corps
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61M 60/295 - Pompes à ballon pour assistance circulatoire
A61B 5/028 - Mesure du débit sanguin utilisant des marqueurs, p. ex. dilution de colorant par thermodilution
A61M 60/531 - Régulation par des données du patient en temps réel par des données de tension artérielle, p. ex. provenant de capteurs de tension
A61M 60/135 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin à l’intérieur d’un vaisseau sanguin, p. ex. par greffe
A61M 60/13 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin au moyen d’un cathéter permettant l’explantation, p. ex. pompes à cathéter temporairement introduites par le système vasculaire
Devices, systems, and methods for treating defects in anatomical structures are disclosed. A device may include a stent having a tubular member with a first end, a second end, and a lumen between the first end and the second end. A wire having a first end and a second end may form a plurality of annular rows between the first end and the second end, where the rows may define the lumen. The wire of the stent may define a plurality of turns in each row of the plurality of annular rows and may have no overlapping portions along the rows. A gap may extend between consecutive rows of the plurality of rows and a connecting segment may span across the gap to interconnect two rows of the plurality of rows. The connecting segment may be the only portion of the wire that spans across the gap.
A61F 2/88 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles les éléments filiformes étant sous forme d’enroulements hélicoïdaux ou en spirale
42.
CONTROLLED DEPLOYMENT, RECAPTURE, AND BAIL OUT OF TAVR VALVE
A delivery system for delivering, adjusting, and/or recapturing a stent-valve includes an inner shaft and an expandable stent-valve coupled to the inner shaft. The stent-valve has an upper portion, a lower portion, and a valve. The delivery system also includes a distal sheath disposed over at least the lower portion, a proximal sheath disposed over at least the upper portion, and at least one cinching member coupled to the stent-valve and extending through one of the inner shaft, the distal sheath, or the proximal sheath. The upper and lower portions of the stent-valve are configured to move to an expanded configuration when the proximal and distal sheaths are withdrawn, respectively. After at least a portion of the stent-valve has been moved to the expanded configuration, the at least one cinching member is configured to at least partially radially compress at least a portion of the stent-valve.
An inflatable penile prosthesis (100) includes a fluid reservoir (102) for holding fluid, an inflatable member (104), and a pump assembly (106) for transferring fluid between the fluid reservoir and the inflatable member. The pump assembly includes a pump bulb (108), a valve block (110), and valves in the valve block. The valves include a control valve (124) configured to move in a passageway formed within the valve block between an inflation position and a deflation position to control the flow of fluid within the valve block and the transfer of fluid between the fluid reservoir and the inflatable member. The control valve and the passageway are configured to form a seal that blocks fluid flow from the from a first side to a second side of the control valve, but to allow the seal to break when fluid pressure on the control valve is high, so as to relieve a high-pressure condition.
Medical devices and related methods are described, including a medical device that includes a handle including a housing. The housing may include a grip and an actuator. The handle may further include an imaging module including a printed circuit board, and a laser module including a first laser source configured to couple to a first laser fiber and a second laser source configured to couple to a second laser fiber. The laser module and the imaging module may be contained within the housing or the imaging module, the laser module, or both the imaging module and the laser module may be selectively attachable to and detachable from the housing.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/06 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments avec dispositifs d'éclairement
A61B 1/07 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments avec dispositifs d'éclairement utilisant des moyens conduisant la lumière, p. ex. des fibres optiques
A61B 18/24 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers le faisceau étant dirigé le long, ou à l'intérieur d'un conduit flexible, p. ex. d'une fibre optiquePièces à main à cet effet avec un cathéter
A61N 5/067 - Thérapie par radiations utilisant un rayonnement lumineux utilisant un rayonnement laser
A61B 18/20 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers
A61N 5/06 - Thérapie par radiations utilisant un rayonnement lumineux
A mechanical circulatory support system may include a blood pump, an elongate tube coupled with the blood pump and extending proximally from the blood pump, and a flexible elongate shaft configured to be removably positioned within the elongate tube. The blood pump may be configured to pump blood from a ventricle of a heart of a patient to vasculature of the patient. The elongate shaft may be inserted into the elongate tube prior to or during delivery of the blood pump to the heart to achieve a desired pushability along the elongate tube. The elongate shaft may be removed from the elongate tube to increase a flexibility along the elongate tube to mitigate movement at a proximal end of the elongate tube being transferred to the blood pump positioned in the heart.
A61M 60/13 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin au moyen d’un cathéter permettant l’explantation, p. ex. pompes à cathéter temporairement introduites par le système vasculaire
A61M 60/221 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur le flux de sang à travers l’élément rotatif ayant des éléments radiaux et axiaux, p. ex. pompes à écoulement mixte
A61M 60/419 - Détails concernant l’entraînement des pompes pour le sang à déplacement non positif la force agissant sur l’élément en contact avec le sang étant magnétique permanente, p. ex. à partir d’un couplage magnétique en rotation entre un aimant d’entraînement et un aimant entraîné
A61M 60/865 - Dispositifs de guidage ou d’insertion de pompes ou dispositifs de pompage à l’intérieur du corps du patient
Drug delivery systems (10) for delivering a therapeutic agent to a lumen while allowing for fluid perfusion. An illustrative drug delivery system comprises an inner elongate shaft (12) extending from a proximal end to a distal end and including a lumen (24) extending from the proximal end to the distal end thereof and an outer elongate shaft (14) extending from a proximal end to a distal end and including a lumen (30) extending from the proximal end to the distal end thereof. The outer elongate shaft is disposed over and axially movable relative to the inner elongate shaft. A self-expanding drug delivery device (16) includes a plurality of longitudinally extending struts (42) and is movable between a radially collapsed configuration and a radially expanded configuration. A drug coating (54) is disposed on at least a portion of a radially outward surface of the longitudinally extending struts.
A medical system may include a left atrial appendage closure device including an expandable framework configured to shift between a collapsed delivery configuration and an expanded deployed configuration. The expandable framework has an outer diameter in the expanded deployed configuration. The medical system also includes a cinching member configured to shift between a compressed delivery configuration and an expanded configuration. The cinching member is ring shaped with an inner diameter in the expanded configuration that is larger than the outer diameter of the left atrial appendage closure device, and the cinching member has a plurality of tissue engagement elements defined on an outer surface thereof.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A circulatory support system may include a blood pump, one or more sensors, and a controller in communication with the one or more sensors. The blood pump may include a driven component and a motor in communication with the driven component to drive the driven component to pump a blood flow through the blood pump. A sensor of the one or more sensors may be configured to sense a value related to a speed of the motor. The controller may be configured to provide a command signal to the motor to drive the driven component and determine one or more values related to the blood flow pumped through the blood pump based on the value related to the speed of the motor and the command signal.
A61M 60/523 - Régulation par des données du patient en temps réel par les données d’écoulement du sang, p. ex. en provenance de transducteurs de mesure de l’écoulement du sang
A61M 60/17 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur à l’intérieur d’un ventricule, p. ex. pompes à ballon intra-ventriculaires
A61M 60/216 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur
A61M 60/411 - Détails concernant l’entraînement des pompes pour le sang à déplacement non positif la force agissant sur l’élément en contact avec le sang étant mécanique, p. ex. transmise par un arbre ou un câble générée par un moteur électrique
A61M 60/554 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur de la tension artérielle
A thrombectomy apparatus for removing a clot from a vessel includes a catheter defining a lumen extending proximally from a distal end. A funnel is secured to the distal end and extends distally therefrom, the funnel includes a braided inner layer and a braided outer layer, the braided outer layer folded over the braided inner layer and adapted to constrain the braided inner layer. A tractor is adapted to extend over an outer surface of the catheter and the funnel in an un-inverted configuration and to extend in an inverted configuration through the funnel and into the lumen, the tractor adapted to invert by rolling over the distal end of the funnel when the tractor moves proximally. A puller extends through the lumen and is secured to an end of the tractor disposed within the lumen.
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A thrombectomy apparatus includes a funnel that is secured to a distal end of a catheter. The funnel includes a braided inner layer, a braided outer layer and a reinforcing structure disposed therebetween. The reinforcing structure includes a tubular metal member and a plurality of fingers extending distally from the tubular metal member. Each finger defines two or more pockets. Each of two or more rings extend through a pocket of each of the plurality of fingers, the pockets limiting axial movement of each of the two or more rings. A tractor is adapted to extend over the outer surface of the catheter and the funnel in an un-inverted configuration and to extend in an inverted configuration through the funnel and into the lumen. An elongate member extends through the lumen and is secured to an end of the tractor disposed within the lumen.
Embodiments herein relate to implantable systems and methods for treatment of pancreatic cancer. In an embodiment, a method of treating pancreatic cancer is included, the method including inserting an electrical stimulation lead through the inferior vena cava, a hepatic vein, and into the portal vein via a transjugular intrahepatic portosystem shunt (TIPS). The method can further include inserting the electrical stimulation lead into at least one of the superior mesenteric vein and the splenic vein. The method can further include positioning electrodes on the lead within at least one of the superior mesenteric vein and the splenic vein and delivering one or more electric fields through the electrodes to a treatment zone including at least a portion of the pancreas. The electric fields can be at frequencies and a field strength effective to prevent and/or disrupt cellular mitosis in a cell.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p. ex. stimulateurs cardiaques
A61N 1/05 - Électrodes à implanter ou à introduire dans le corps, p. ex. électrode cardiaque
A61N 1/08 - Aménagements ou circuits de surveillance, de protection, de commande ou d'indication
A61N 1/375 - Aménagements structurels, p. ex. boîtiers
Devices, systems, and methods for treating defects in anatomical structures are disclosed. A device may include a stent having a tubular member with a first end, a second end, and a lumen between the first end and the second end. A wire having a first end and a second end may form a plurality of annular rows between the first end and the second end, where the rows may define the lumen. The wire of the stent may define a plurality of turns in each row of the plurality of annular rows and may have no overlapping portions along the rows. A gap may extend between consecutive rows of the plurality of rows and a connecting segment may span across the gap to interconnect two rows of the plurality of rows. The connecting segment may be the only portion of the wire that spans across the gap.
A61F 2/89 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles les éléments filiformes comprenant au moins deux anneaux adjacents reliés de manière flexible par des éléments séparés
53.
CONTROLLED DEPLOYMENT, RECAPTURE, AND BAIL OUT OF TAVR VALVE
A delivery system for delivering, adjusting, and/or recapturing a stent-valve includes an inner shaft and an expandable stent-valve coupled to the inner shaft. The stent-valve has an upper portion, a lower portion, and a valve. The delivery system also includes a distal sheath disposed over at least the lower portion, a proximal sheath disposed over at least the upper portion, and at least one cinching member coupled to the stent-valve and extending through one of the inner shaft, the distal sheath, or the proximal sheath. The upper and lower portions of the stent-valve are configured to move to an expanded configuration when the proximal and distal sheaths are withdrawn, respectively. After at least a portion of the stent-valve has been moved to the expanded configuration, the at least one cinching member is configured to at least partially radially compress at least a portion of the stent-valve.
A61F 2/00 - Filtres implantables dans les vaisseaux sanguinsProthèses, c.-à-d. éléments de substitution ou de remplacement pour des parties du corpsAppareils pour les assujettir au corpsDispositifs maintenant le passage ou évitant l'affaissement de structures corporelles tubulaires, p. ex. stents
A61F 2/95 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes
A61F 2/966 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes possédant une gaine extérieure avec un mouvement longitudinal relatif entre la gaine extérieure et la prothèse, p. ex. utilisant une tige poussoir
Medical devices and related methods are described, including a medical device that includes a handle including a housing. The housing may include a grip and an actuator. The handle may further include an imaging module including a printed circuit board, and a laser module including a first laser source configured to couple to a first laser fiber and a second laser source configured to couple to a second laser fiber. The laser module and the imaging module may be contained within the housing or the imaging module, the laser module, or both the imaging module and the laser module may be selectively attachable to and detachable from the housing.
A61B 18/26 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers le faisceau étant dirigé le long, ou à l'intérieur d'un conduit flexible, p. ex. d'une fibre optiquePièces à main à cet effet pour produire une onde de choc, p. ex. lithotritie par laser
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 18/20 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers
A61B 18/22 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers le faisceau étant dirigé le long, ou à l'intérieur d'un conduit flexible, p. ex. d'une fibre optiquePièces à main à cet effet
55.
Fixturing to Facilitate Drug Coating of Long Angioplasty Balloons
A fixture for holding a medical device during a coating process. The fixture may comprise a mounting rail extending from a first end region to a second end region, a drive unit movably coupled to the mounting rail, a proximal coupling assembly removably coupled to the drive unit, a support member movably coupled to the mounting rail, a distal coupling assembly removably coupled to the support member, and a mandrel configured to extend through a lumen of a medical device. The mandrel may have a first end configured to be releasably coupled to the proximal coupling assembly and a second end configured to be releasably coupled to the distal coupling assembly. Actuation of the distal coupling assembly and/or the support member may be configured to pull the mandrel taut.
A cutting balloon catheter including a balloon mounted on a distal portion of a catheter shaft. The balloon includes a cutting member mounted on an exterior surface of the balloon which includes one or more features for providing the cutting member with enhanced flexibility for navigating tortuous anatomy and more closely conforms to the expansion characteristics of the balloon to which the cutting member is mounted.
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Irlande)
Inventeur(s)
Gole, Nachiket
Kulkarni, Pooja Bhuvanesh
Weitzner, Barry
Sharma, Deepak Kumar
Dhanotiya, Aditya
Morey, Subodh
Abrégé
A medical device may comprise a proximal component. The proximal component may comprise a handle with a coupling portion. The coupling portion is configured to releasably couple to a distal joint of a distal component of the medical device. A proximal wire may extend distally from the handle. The distal end of the proximal wire may include a connector that may be configured to releasably connect to a distal wire of the distal component of the medical device.
Devices, systems, and methods for a suction valve assembly for a medical device (100). The suction valve assembly (300) includes a cylindrical valve body (304), a valve cap (302), a sliding shaft (308), and a lower seal (310). The valve body has a vent opening (316) at the top, a working opening (314) in at bottom, and a suction source opening (312) in the side surface. The valve cap (302), sliding shaft (308), and lower seal (310) move vertically relative to the valve body (304) between an upper position, where the lower seal (310) is seated against the valve body (304) and obstructs the working opening (314), and a lower position, wherein the lower seal (310) is below the working opening (314) and allows suction through the suction source opening (312).
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/015 - Commande de l'alimentation en fluide ou de l'évacuation de fluide
59.
LEFT ATRIAL APPENDAGE CLOSURE DEVICE WITH DRUG-ELUTING COMPOSITION
Medical devices as wells as methods for making and using medical devices are disclosed. An example medical device may include a left atrial appendage device. The occlusive medical device includes an expandable frame configured to shift between a first configuration and an expanded configuration and a fabric disposed along at least a portion of the expandable frame. A drug eluting coating is disposed on the fabric, the drug eluting coating including a pharmaceutically active component dispersed within a polymeric carrier.
A61L 31/16 - Matériaux biologiquement actifs, p. ex. substances thérapeutiques
A61L 33/00 - Traitement antithrombogénique d'articles chirurgicaux, p. ex. de sutures, cathéters, prothèses ou d'articles pour la manipulation ou le conditionnement du sangMatériaux pour un tel traitement
A system to generate an electroanatomical map of patient's heart is disclosed. The system includes a catheter including an electrode to detect physiological signals from within the patient's heart and a location sensor to generate location signals representative of a location of the catheter within the patient's heart, a display device, and a controller. The controller determines a catheter context characteristic based on the location signals, collects the physiological signals according to a collection parameter. The collection parameter is based on the determined catheter context characteristic. The controller further collects anatomical location signals corresponding to a measurement location associated with each of the physiological signals and generates, on the display device, a three-dimensional representation of the patient's heart based on the physiological signals and the anatomical location signals.
Methods and systems providing fluid flow to an endoscope. A container and tube set configured to couple to an endoscope may comprise a first container configured to contain a fluid, a first water supply tube including a first lumen extending therethrough and in fluid communication with the first container, a branched connector positioned in line with the first water supply tube and including a first fluid inlet, a first fluid outlet, and a second fluid outlet, a second container having a second fluid inlet in selective fluid communication with the second fluid outlet of the branched connector, a flow control valve positioned to obstruct flow between the second fluid outlet of the branched connector and the second fluid inlet of the second container, and a second water supply tube including a second lumen extending therethrough and in selective fluid communication with the bottom portion of the second container.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/015 - Commande de l'alimentation en fluide ou de l'évacuation de fluide
A61B 1/12 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments avec système de refroidissement ou de rinçage
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
62.
MEDICAL SYSTEM FOR LEFT ATRIAL APPENDAGE OSTIAL CINCHING
A medical system may include a left atrial appendage closure device including an expandable framework configured to shift between a collapsed delivery configuration and an expanded deployed configuration. The expandable framework has an outer diameter in the expanded deployed configuration. The medical system also includes a cinching member configured to shift between a compressed delivery configuration and an expanded configuration. The cinching member is ring shaped with an inner diameter in the expanded configuration that is larger than the outer diameter of the left atrial appendage closure device, and the cinching member has a plurality of tissue engagement elements defined on an outer surface thereof.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
Medical devices and related methods useful for EVAC procedures are described. The medical device may include a sponge. The sponge may include a plurality of perforations that form one or more tear surfaces. The one or more tear surfaces may define a predefined location for removing a first portion of the sponge from a second portion of the sponge. The one or more tear surfaces may form a boundary between a radially inner surface of the first portion and a radially outer surface of the second portion. The medical device may further include a tube coupled to a proximal portion of the sponge.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
A61F 13/05 - Bandages ou pansementsGarnitures absorbantes spécialement adaptés à l’utilisation lors d’une thérapie par sous-pression ou par surpression, du drainage des plaies ou de l’irrigation des plaies, p. ex. à l’utilisation lors d’un traitement des plaies par pression négative [TPN]
An electroporation catheter for facilitating ablation of cardiac tissue is disclosed. The electroporation catheter includes an elongated shaft having a distal region. An inflatable member and electrode assembly are coupled to the distal region. The inflatable member is transitionable between an inflated configuration and an uninflated configuration. The electrode assembly includes electrodes and flexible support members. The electrodes include sensing electrodes disposed on the flexible support members and ablation electrodes configured to generate an electric field. The flexible support members are transitionable between an expanded configuration and a collapsed configuration. The flexible support members form a cavity, and the inflatable member is disposed within the cavity.
A hub and sheath assembly configured to be releasably disposed over a medical device. The hub and sheath assembly may comprise a valve hub including a first body portion, a second body portion, and a lumen extending therethrough and an elongate shaft including a lumen and a seam. The lumen and the seam may extend from a proximal end to a distal end of the elongate shaft. The elongate shaft may be releasably coupled to the valve hub. The seam may be movable from an interlocked configuration configured to hold the elongate shaft in a generally tubular configuration and an open configuration defining an opening extending along a length of elongate shaft.
A61M 25/06 - Aiguilles avec un guide pour piquer le corps ou analogues
A61M 39/06 - Soupapes hémostatiques, c.-à-d. éléments formant joint autour d'une aiguille, d'un cathéter ou similaire, et se fermant après leur retrait
An electroporation catheter for facilitating ablation of cardiac tissue is disclosed. The electroporation catheter includes an elongated shaft having a distal region. An inflatable member and electrode assembly are coupled to the distal region. The inflatable member is transitionable between an inflated configuration and an uninflated configuration. The electrode assembly includes electrodes and flexible support members. The electrodes include sensing electrodes disposed on the flexible support members and ablation electrodes configured to generate an electric field. The flexible support members are transitionable between an expanded configuration and a collapsed configuration. The flexible support members form a cavity, and the inflatable member is disposed within the cavity.
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A thrombectomy apparatus includes a catheter having a funnel is secured to a distal end and extending distally therefrom. The funnel includes a braided inner layer, a braided outer layer, and a reinforcing structure disposed between the braided inner layer and the braided outer layer, the reinforcing structure including a plurality of arched wires extending between the braided inner layer and the braided outer layer. A tractor is adapted to extend over the outer surface of the catheter and the funnel in an un-inverted configuration and to extend in an inverted configuration through the funnel and into the lumen, the tractor adapted to invert by rolling over the distal end of the funnel when the tractor moves proximally. An elongate member extends through the lumen and is secured to an end of the tractor disposed within the lumen.
An outflow blocking sleeve removably surrounding a blood outlet of a percutaneous blood pump positioned at a distal end of a catheter. The outflow blocking sleeve is configured to prevent blood egress from the blood outlet during insertion of the blood pump into a vasculature at a vascular access site. The blood pump is sized to be passed distally through an elastomeric seal of an introducer sheath into a lumen of an elongate shaft of the introducer sheath while the outflow blocking sleeve is prevented from passing through the elastomeric seal during advancement of the blood pump through the elastomeric seal.
A61M 60/13 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin au moyen d’un cathéter permettant l’explantation, p. ex. pompes à cathéter temporairement introduites par le système vasculaire
A61M 60/226 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur le flux de sang à travers l’élément rotatif ayant des composants principalement radiaux
A61M 60/416 - Détails concernant l’entraînement des pompes pour le sang à déplacement non positif la force agissant sur l’élément en contact avec le sang étant mécanique, p. ex. transmise par un arbre ou un câble générée par un moteur électrique transmise directement par l’arbre d’entraînement du rotor du moteur
A61M 60/865 - Dispositifs de guidage ou d’insertion de pompes ou dispositifs de pompage à l’intérieur du corps du patient
69.
MEDICAL DEVICE FOR TREATING DECOMPENSATED HEART FAILURE
This disclosure provides design, material, manufacturing method, and use alternatives for medical devices. An example medical device system for treating a heart, includes a control system including a processor and a pump, a hub coupled to the control system, a catheter shaft having a lumen and a first end coupled to the hub, a first expandable member disposed on the catheter shaft, wherein the first expandable member is configured to be positioned in the superior vena cava and a second expandable member disposed on the catheter shaft. Further, the second expandable member is configured to be positioned in the inferior vena cava and the catheter shaft includes a first aperture configured to permit an auxiliary medical device to pass from the lumen into the right atrium of the heart.
A61M 60/30 - Leurs finalités médicales étant autres que l’amélioration du débit cardiaque
A61M 60/135 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin à l’intérieur d’un vaisseau sanguin, p. ex. par greffe
A61M 60/295 - Pompes à ballon pour assistance circulatoire
A61M 60/497 - Détails concernant l’entraînement pour les pompes à ballon d’assistance circulatoire
A61M 60/515 - Régulation par des données du patient en temps réel
A61M 60/523 - Régulation par des données du patient en temps réel par les données d’écoulement du sang, p. ex. en provenance de transducteurs de mesure de l’écoulement du sang
A61M 60/531 - Régulation par des données du patient en temps réel par des données de tension artérielle, p. ex. provenant de capteurs de tension
A61M 60/843 - Aspects du ballon, p. ex. formes ou matériaux
70.
MEDICAL DEVICE FOR TREATING DECOMPENSATED HEART FAILURE
This disclosure provides design, material, manufacturing method, and use alternatives for medical devices. An example medical device system for treating a heart, includes a control system including a processor and a pump, a hub coupled to the control system, a control system including a processor and a pump, a hub coupled to the control system, a first catheter shaft having a first lumen and a first end coupled to the hub, a second catheter shaft extending within the first lumen and having a first end couple to the hub, a first expandable member disposed on the first catheter shaft, wherein the first expandable member is configured to be positioned in the superior vena cava and a second expandable member disposed on the second catheter shaft distal to the first expandable member, wherein the second expandable member is configured to translate relative to the first expandable member.
A61M 60/531 - Régulation par des données du patient en temps réel par des données de tension artérielle, p. ex. provenant de capteurs de tension
A61M 60/523 - Régulation par des données du patient en temps réel par les données d’écoulement du sang, p. ex. en provenance de transducteurs de mesure de l’écoulement du sang
A61M 60/80 - Détails structurels autres que ceux relatifs à l’entraînement de la pompe
71.
MEDICAL DEVICE FOR TREATING DECOMPENSATED HEART FAILURE
This disclosure provides design, material, manufacturing method, and use alternatives for medical devices. An example medical device system for treating a heart includes a control system including a display unit. Further, the display unit is configured to display a first visual representation of a first medical device disposed in a first anatomical location, a second visual representation of a second medical device disposed in a second anatomical location, a third visual representation of a first physiological parameter, wherein the first physiological parameter is measured by a first sensor disposed at a first location proximate the first medical device and a fourth visual representation of a second physiological parameter, wherein the second physiological parameter is measured by a second sensor disposed at a second sensor location proximate the second medical device.
A mechanical circulatory support system may include a blood pump, an elongate tube coupled with the blood pump and extending proximally from the blood pump, and a flexible elongate shaft configured to be removably positioned within the elongate tube. The blood pump may be configured to pump blood from a ventricle of a heart of a patient to vasculature of the patient. The elongate shaft may be inserted into the elongate tube prior to or during delivery of the blood pump to the heart to achieve a desired pushability along the elongate tube. The elongate shaft may be removed from the elongate tube to increase a flexibility along the elongate tube to mitigate movement at a proximal end of the elongate tube being transferred to the blood pump positioned in the heart.
A61M 60/117 - Pompes extracorporelles, c.-à-d. que le sang est pompé à l’extérieur du corps du patient pour aider le cœur, p. ex. dans les dispositifs transcutanés ou d’assistance ventriculaire externe
A61M 60/216 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur
A61M 60/411 - Détails concernant l’entraînement des pompes pour le sang à déplacement non positif la force agissant sur l’élément en contact avec le sang étant mécanique, p. ex. transmise par un arbre ou un câble générée par un moteur électrique
73.
COMBINATION ELECTRICAL AND CHEMOTHERAPEUTIC TREATMENT OF CANCER
Embodiments herein relate to a method for treating a cancerous tumor located within a subject. The method can include applying one or more electric fields at or near a site of the cancerous tumor, where the cancerous tumor can include a cancerous cell population. The one or more applied electric fields are effective to delay mitosis and cause mitotic synchronization within a proportion of the cancerous cell population. The method can include removing the one or more electric fields to allow mitosis to proceed within the cancerous cell population. The method can include administering a chemotherapeutic agent to the subject after the one or more electric fields have been removed. Other embodiments are also included herein.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p. ex. stimulateurs cardiaques
A61B 10/02 - Instruments pour prélever des échantillons cellulaires ou pour la biopsie
A61N 5/06 - Thérapie par radiations utilisant un rayonnement lumineux
Catheter systems, tools and methods are disclosed for the selective and rapid application of DC voltage pulses to drive irreversible electroporation for minimally invasive transurethral prostate ablation. In one embodiment, a switch unit is used to modulate and apply voltage pulses from a cardiac defibrillator, while in another, the system controller can be configured to apply voltages to an independently selected multiplicity or subsets of electrodes. Devices are disclosed for more effective DC voltage application including the infusion of cooled fluid to elevate the irreversible electroporation threshold of urethral wall tissue and to selectively ablate regions of prostate tissue alone.
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p. ex. des courants à haute fréquence
75.
ENDOVASCULAR DEVICES AND METHODS FOR EXPLOITING INTRAMURAL SPACE
The present disclosure is directed to a device. The device may include a distal shaft defining a central lumen and an orienting element comprising at least one inflatable member. Wherein a first portion of the orienting element extending from the shaft in a first direction and a second portion of the orienting element extending from the shaft in a second direction. Further, wherein the second direction is substantially opposite the first direction.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A61B 17/221 - Dispositifs de préhension des calculs en forme de boucles ou de paniers
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
A circulatory support system may include a blood pump, one or more sensors, and a controller in communication with the one or more sensors. The blood pump may include a driven component and a motor in communication with the driven component to drive the driven component to pump a blood flow through the blood pump. A sensor of the one or more sensors may be configured to sense a value related to a speed of the motor. The controller may be configured to provide a command signal to the motor to drive the driven component and determine a rate of hemolysis during operation of the blood pump based on an operation parameter of the blood pump.
A61M 60/13 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin au moyen d’un cathéter permettant l’explantation, p. ex. pompes à cathéter temporairement introduites par le système vasculaire
A61M 60/174 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur à l’intérieur d’un ventricule, p. ex. pompes à ballon intra-ventriculaires refoulant le sang vers le ventricule ou le système artériel par une canule interne au ventricule ou au système artériel
A61M 60/216 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur
A61M 60/411 - Détails concernant l’entraînement des pompes pour le sang à déplacement non positif la force agissant sur l’élément en contact avec le sang étant mécanique, p. ex. transmise par un arbre ou un câble générée par un moteur électrique
A61M 60/515 - Régulation par des données du patient en temps réel
A61M 60/523 - Régulation par des données du patient en temps réel par les données d’écoulement du sang, p. ex. en provenance de transducteurs de mesure de l’écoulement du sang
A61M 60/531 - Régulation par des données du patient en temps réel par des données de tension artérielle, p. ex. provenant de capteurs de tension
A61M 60/538 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur
A61M 60/546 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur de l’écoulement du sang, p. ex. en adaptant la vitesse du rotor
A circulatory support system may include a blood pump and a controller. The blood pump may include a driven component and a motor in communication with the driven component and the controller to drive the driven component to pump a blood flow through the blood pump. The controller may be configured to receive a value of a circulatory parameter related to blood flow through a patient, determine a value of a command signal based on the received value, and output the command signal to the motor to drive the driven component at a speed configured to achieve the value of the circulator parameter related to blood flow through the patient.
A61M 60/13 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables par, dans, à l’intérieur, en ligne, se ramifiant dans ou autour d’un vaisseau sanguin au moyen d’un cathéter permettant l’explantation, p. ex. pompes à cathéter temporairement introduites par le système vasculaire
A61M 60/174 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur à l’intérieur d’un ventricule, p. ex. pompes à ballon intra-ventriculaires refoulant le sang vers le ventricule ou le système artériel par une canule interne au ventricule ou au système artériel
A61M 60/216 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur
A61M 60/411 - Détails concernant l’entraînement des pompes pour le sang à déplacement non positif la force agissant sur l’élément en contact avec le sang étant mécanique, p. ex. transmise par un arbre ou un câble générée par un moteur électrique
A61M 60/523 - Régulation par des données du patient en temps réel par les données d’écoulement du sang, p. ex. en provenance de transducteurs de mesure de l’écoulement du sang
A61M 60/531 - Régulation par des données du patient en temps réel par des données de tension artérielle, p. ex. provenant de capteurs de tension
A61M 60/546 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur de l’écoulement du sang, p. ex. en adaptant la vitesse du rotor
A61M 60/515 - Régulation par des données du patient en temps réel
78.
ENDOLUMINAL TREATMENT SYSTEMS, DEVICES, AND RELATED METHODS
A medical device may include a conduit and a porous body coupled to a distal end of the conduit. A first loop may extend proximally from a proximal end of the porous body. A second loop may extend distally from a distal end of the porous body.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
79.
OSTOMY GAS RELEASE CHAMBER AND OTHER WASTE MANAGEMENT EXTENSIONS
An ostomy bag device includes a bag with first and second chambers communicating via a first opening and a pressure sensitive interface. The bag includes a second opening interfacing with a stoma exit and receiving waste in the first chamber, a third opening expelling the waste from the first chamber, and a fourth opening releasing gas from the second chamber. The interface transitions from a first state in which the interface prevents a gas flow through the first opening from the first to second chambers and a second state in which the interface allows the flow. A first pressure differential in the first chamber relative to the second chamber causes the interface to assume the first state preventing the flow and a second pressure differential in the first chamber relative to the second chamber higher than the first differential causes the interface to assume the second state allowing the flow.
A61F 5/44 - Dispositifs portés par le patient pour recueillir l'urine, les selles, les menstrues ou d'autres sécrétionsDispositifs de colostomie
A61F 5/441 - Dispositifs portés par le patient pour recueillir l'urine, les selles, les menstrues ou d'autres sécrétionsDispositifs de colostomie comportant des moyens désodorisants, p. ex. des filtres
80.
SYSTEMS, DEVICES, AND METHODS FOR FIBER OPTICAL DATA TRANSMISSION IN MEDICAL DEVICES
A medical device includes a shaft having a distal end and a proximal end, an image sensor at the distal end of the shaft, a distal conversion device at the distal end and in communication with the image sensor, a proximal photoreceiver, and an optical fiber extending between the distal conversion device and the proximal photoreceiver. The image sensor is configured to generate a first electrical signal based on a capture of one or more images, and the first electrical signal includes image or video data associated with the capture. The distal conversion device is configured to convert the first electrical signal to a light signal. The optical fiber is configured to facilitate transmission of the light signal between the distal conversion device and the proximal photoreceiver, and the proximal photoreceiver is configured to convert the light signal to a second electrical signal.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/05 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments combinés avec des dispositifs photographiques ou de télévision caractérisés par le fait que le capteur d'images, p. ex. l'appareil photographique, est placé dans la partie de l'extrémité distale
A medical system includes a sheath including an elongate body having a proximal portion and a distal portion. One or more sheath electrodes is located on the distal portion. A handle is attached to the proximal portion, the handle includes a first connector capable of electrically coupling to a control system and a second connector. The system includes a dilator having an elongate body including a proximal portion and a distal portion having one or more dilator electrodes. The dilator includes a hub having a dilator connector electrically coupled to the one or more dilator electrodes. The second connector includes a retaining track having at least one electrical contact. The second connector is configured to mechanically and electrically couple with the dilator connector.
A circulatory support system may include a blood pump, one or more sensors, and a controller. The blood pump may include a driven component and a motor in communication with the driven component and the controller to drive the driven component to pump a blood flow through the blood pump. The controller may be configured to determine a command signal based on a value related to a speed of the motor, provide the command signal to the motor to drive the driven component, determine a value of a parameter related to operation of the blood pump based on the command signal and the value related to the speed of the motor, and output an indication a blood pump transition is recommended based on one or more determined values of one or more parameters related to operation of the blood pump.
A61M 60/178 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur prélevant le sang d’un ventricule et renvoyant le sang vers le système artériel par une canule externe au ventricule, p. ex. dispositifs d’assistance pour ventricule gauche ou droit
A61M 60/216 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur
A61M 60/441 - Détails concernant l’entraînement pour les pompes pour le sang à déplacement positif la force agissant sur l’élément en contact avec le sang étant mécanique générée par un moteur électrique
A61M 60/538 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur
A61M 60/802 - Détails structurels autres que ceux relatifs à l’entraînement de la pompe de pompes pour le sang à déplacement non positif
A catheter for ablating cardiac tissue through irreversible electroporation includes a tubular shaft and an electrode assembly extending distally from a tubular shaft. The electrode assembly defines a distally located flexible central hub portion and flexible splines. A distal ablation electrode includes a hub portion and ablation electrode radial segments. Each ablation electrode radial segment includes a first series of gaps and a second series of gaps. The first series of gaps are spaced from one another along a length of the ablation electrode radial segment and extend partially across the width of the ablation electrode radial segment from a first longitudinal side toward a second longitudinal side. The second series of gaps are spaced from one another along the length of the ablation electrode radial segment and extend partially across the width of the ablation electrode radial segments from the second longitudinal side toward the first longitudinal side.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
Boston Scientific Medical Device Limited (Irlande)
Inventeur(s)
Gole, Nachiket
Kulkarni, Pooja Bhuvanesh
Weitzner, Barry
Sharma, Deepak Kumar
Dhanotiya, Aditya
Morey, Subodh
Abrégé
A medical device may comprise a proximal component. The proximal component may comprise a handle with a coupling portion. The coupling portion is configured to releasably couple to a distal joint of a distal component of the medical device. A proximal wire may extend distally from the handle. The distal end of the proximal wire may include a connector that may be configured to releasably connect to a distal wire of the distal component of the medical device.
A circulatory support system may include a blood pump and a controller. The blood pump may include a driven component and a motor in communication with the driven component and the controller to drive the driven component to pump a blood flow through the blood pump. The controller may be configured to receive a value of a circulatory parameter related to blood flow through a patient, determine a value of a command signal based on the received value, and output the command signal to the motor to drive the driven component at a speed configured to achieve the value of the circulator parameter related to blood flow through the patient.
A61M 60/546 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur de l’écoulement du sang, p. ex. en adaptant la vitesse du rotor
A61M 60/17 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur à l’intérieur d’un ventricule, p. ex. pompes à ballon intra-ventriculaires
A61M 60/216 - Pompes pour le sang à déplacement non positif comportant un élément rotatif agissant sur le sang, p. ex. un impulseur
A61M 60/419 - Détails concernant l’entraînement des pompes pour le sang à déplacement non positif la force agissant sur l’élément en contact avec le sang étant magnétique permanente, p. ex. à partir d’un couplage magnétique en rotation entre un aimant d’entraînement et un aimant entraîné
A61M 60/531 - Régulation par des données du patient en temps réel par des données de tension artérielle, p. ex. provenant de capteurs de tension
Methods and systems providing fluid flow to an endoscope. A container and tube set configured to couple to an endoscope may comprise a first container configured to contain a fluid, a first water supply tube including a first lumen extending therethrough and in fluid communication with the first container, a branched connector positioned in line with the first water supply tube and including a first fluid inlet, a first fluid outlet, and a second fluid outlet, a second container having a second fluid inlet in selective fluid communication with the second fluid outlet of the branched connector, a flow control valve positioned to obstruct flow between the second fluid outlet of the branched connector and the second fluid inlet of the second container, and a second water supply tube including a second lumen extending therethrough and in selective fluid communication with the bottom portion of the second container.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/12 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments avec système de refroidissement ou de rinçage
87.
ENDOLUMINAL TREATMENT SYSTEMS, DEVICES, AND RELATED METHODS
A medical device may include a conduit and a porous body coupled to a distal end of the conduit. The medical device may have a first loop extending proximally from a proximal end of the porous body. The medical device may have a second loop extending distally from a distal end of the porous body.
A61B 1/018 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
A61F 13/05 - Bandages ou pansementsGarnitures absorbantes spécialement adaptés à l’utilisation lors d’une thérapie par sous-pression ou par surpression, du drainage des plaies ou de l’irrigation des plaies, p. ex. à l’utilisation lors d’un traitement des plaies par pression négative [TPN]
A61F 13/20 - Tampons, p. ex. tampons cataméniauxLeurs accessoires
A pancreatic stent includes a main body convertible between a compressed configuration for delivery and an expanded configuration once deployed, the main body including an inner surface defining a stent lumen and an outer surface. A plurality of drainage features are formed within the outer surface of the main body, the plurality of drainage features permitting placement of the pancreatic stent within a patient's pancreas without blocking side branches of the pancreas.
A61F 2/90 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles caractérisés par une structure de type filet ou de type à mailles
A61M 27/00 - Appareillage pour drainage des blessures
According to one aspect, a retrieval device may include a sheath having a distal end. The retrieval device may also include an end effector movable relative to the distal end of the sheath. The end effector may include first and second arms. The first arm may include a first opening at a distal portion of the first arm. The second arm may include a second opening at a distal portion of the second arm. The end effector may also include a third arm. The third arm may be slidably received in the first and second openings. A distal portion of the third arm may form at least part of a loop. The loop may extend through the first and second openings.
A medical device comprising a shaft, a handle housing a proximal end of the shaft, a first channel extending throughout a lumen of the shaft, wherein the first channel is rotatable about a longitudinal axis of the shaft, the channel including a proximal end and a distal end, and an actuator, wherein a distal end of the actuator is configured to engage and disengage with the proximal end of the first channel, such that in an engaged position the actuator and the first channel are rotatable.
A rotational atherectomy device advanceable over a guidewire. The rotational atherectomy device includes a drive shaft rotatably extending through an outer tubular member to rotate a cutting member positioned at a distal end thereof. The rotational atherectomy device further includes an insert positioned within the cutting member for frictional contact with the guidewire.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A medical device includes a sheath having a proximal end, a distal end, and at least one lumen extending from the proximal end to the distal end, and a balloon at the distal end of the sheath and having an inflated configuration and a deflated configuration. The balloon defines at least one space radially inward of an exterior surface of the balloon, the at least one space configured to retain a material, and the transition of the balloon from the deflated configuration to the inflated configuration delivers the material from the at least one space to a target site in a body.
An ostomy bag device includes a bag with first and second chambers communicating via a first opening and a pressure sensitive interface. The bag includes a second opening interfacing with a stoma exit and receiving waste in the first chamber, a third opening expelling the waste from the first chamber, and a fourth opening releasing gas from the second chamber. The interface transitions from a first state in which the interface prevents a gas flow through the first opening from the first to second chambers and a second state in which the interface allows the flow. A first pressure differential in the first chamber relative to the second chamber causes the interface to assume the first state preventing the flow and a second pressure differential in the first chamber relative to the second chamber higher than the first differential causes the interface to assume the second state allowing the flow.
A61F 5/44 - Dispositifs portés par le patient pour recueillir l'urine, les selles, les menstrues ou d'autres sécrétionsDispositifs de colostomie
A61F 5/441 - Dispositifs portés par le patient pour recueillir l'urine, les selles, les menstrues ou d'autres sécrétionsDispositifs de colostomie comportant des moyens désodorisants, p. ex. des filtres
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Irlande)
Inventeur(s)
Sharma, Deepak Kumar
Scutti, James J.
Ortiz Garcia, Juan Pablo
Gibson, Charles A.
Abrégé
A steerable elongate medical device (10) includes a composite shaft (12) and a handle (18) that is removably securable to the composite shaft. The composite shaft includes a first shaft component (54) and a second shaft component (56). The composite shaft bends in a first direction when the first shaft component (54) is heated above a transition temperature and bends in the first direction. The composite shaft bends in an opposing second direction when the second shaft component (56) is heated above the transition temperature and bends in the second direction. The handle (18) enables a user to selectively pass an electrical current through either of the first shaft component or the shaft component in order to electrically heat the selected shaft component. The handle (18) comprises a rotatable knob (20) with electrical contacts, such that current may be selectively applied to the first or the second shaft component.
A balloon system for balloon aortic valvuloplasty includes a delivery catheter (110), an outer expandable member (120) coupled to the delivery catheter, and an inner balloon (140) disposed within the outer expandable member (120). The outer expandable member (120) has a first length, and a preset hourglass shape defined by first and second bulbous portions (122,124) separated by a waist region (126). The inner balloon (140) is preferably non-compliant and has a second length shorter than the first length.
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A catheter for ablating cardiac tissue through irreversible electroporation includes a tubular shaft and an electrode assembly extending distally from a tubular shaft. The electrode assembly defines a distally located flexible central hub portion and flexible splines. A distal ablation electrode includes a hub portion and ablation electrode radial segments. Each ablation electrode radial segment includes a first series of gaps and a second series of gaps. The first series of gaps are spaced from one another along a length of the ablation electrode radial segment and extend partially across the width of the ablation electrode radial segment from a first longitudinal side toward a second longitudinal side. The second series of gaps are spaced from one another along the length of the ablation electrode radial segment and extend partially across the width of the ablation electrode radial segments from the second longitudinal side toward the first longitudinal side.
Methods and compositions are disclosed herein to define a suite of shear-thinning hydrogels exhibiting piezoelectric properties. The piezoelectric materials described can be injected percutaneously or via transcatheter vascular route into a target environment for the locoregional stimulation of cells or tissues using wireless impulses as actuation mechanisms. These external stimuli introduce either an electrical or mechanical response in the implanted piezoelectric materials for medical interventions including tumor ablation, drug delivery, electroporation, chemo-electroporation, neural stimulation, wound healing, cardiovascular applications and musculoskeletal pain management.
Boston Scientific Medical Device Limited (Irlande)
Inventeur(s)
Sharma, Deepak Kumar
Scutti, James J.
Ortiz Garcia, Juan Pablo
Gibson, Charles A.
Abrégé
A steerable elongate medical device includes a composite shaft and a handle that is removably securable to the composite shaft. The composite shaft includes a first shaft component and a second shaft component. The composite shaft bends in a first direction when the first shaft component is heated above a transition temperature and bends in the first direction. The composite shaft bends in an opposing second direction when the second shaft component is heated above the transition temperature and bends in the second direction. The handle enables a user to selectively pass an electrical current through either of the first shaft component or the shaft component in order to electrically heat the selected shaft component.
Medical devices and related methods are described, including a medical device that includes a tubular assembly including a plurality of tubes. Each tube of the plurality of tubes may be configured to be coupled to a vacuum source to deliver negative pressure to a distal end of each respective tube of the plurality of tubes. The medical device may further include a porous assembly including a plurality of sections and may be coupled to a distal end of the tubular assembly. Each section of the plurality of sections may be coupled to a respective tube of the plurality of tubes.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
Devices, systems, and methods for a suction valve assembly for a medical device. The suction valve assembly includes a cylindrical valve body, a valve cap, a sliding shaft, and a lower seal. The valve body has a vent opening at the top, a working opening in at bottom, and a suction source opening in the side surface. The valve cap, sliding shaft, and lower seal move vertically relative to the valve body between an upper position, where the lower seal is seated against the valve body and obstructs the working opening, and a lower position, wherein the lower seal is below the working opening and allows suction through the suction source opening.
A61B 1/015 - Commande de l'alimentation en fluide ou de l'évacuation de fluide
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
