Endoscope controllers for medical purposes with embedded
software for capturing, storing, displaying, and processing
images taken during endoscopic procedures.
2.
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.
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.
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.
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.
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.
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.
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.
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.
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 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 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
A61M 60/865 - Devices for guiding or inserting pumps or pumping devices into the patient’s body
A61M 60/221 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having both radial and axial components, e.g. mixed flow pumps
13.
CATHETER WITH MAPPING STRUCTURE ABOUT ABLATION ELECTRODE
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.
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.
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.
09 - Scientific and electric apparatus and instruments
10 - Medical apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & 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 - Scientific and electric apparatus and instruments
10 - Medical apparatus and instruments
Goods & 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.
19.
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 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
A61B 17/00 - Surgical instruments, devices or methods
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 90/30 - Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
A61F 5/00 - Orthopaedic methods or devices for non-surgical treatment of bones or jointsNursing devices
21.
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 - Measuring pressure in heart or blood vessels by means inserted into the body
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61M 60/295 - Balloon pumps for circulatory assistance
A61B 5/028 - Measuring blood flow using tracers, e.g. dye dilution by thermo-dilution
A61M 60/531 - Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
A61M 60/135 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel inside a blood vessel, e.g. using grafting
A61M 60/13 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
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 in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
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 for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements
A61B 1/07 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
A61B 18/24 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibreHand-pieces therefor with a catheter
A61N 5/067 - Radiation therapy using light using laser light
A61B 18/20 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
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.
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.
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 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
A61M 60/178 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices
A61M 60/183 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices drawing blood from both ventricles, e.g. bi-ventricular assist devices [BiVAD]
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/538 - Regulation using real-time blood pump operational parameter data, e.g. motor current
A61M 60/546 - Regulation using real-time blood pump operational parameter data, e.g. motor current of blood flow, e.g. by adapting rotor speed
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 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
A61M 60/221 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having both radial and axial components, e.g. mixed flow pumps
A61M 60/419 - Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being permanent magnetic, e.g. from a rotating magnetic coupling between driving and driven magnets
A61M 60/865 - Devices for guiding or inserting pumps or pumping devices into the patient’s body
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 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/00 - Surgical instruments, devices or methods
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 - Regulation using real-time patient data using blood flow data, e.g. from blood flow transducers
A61M 60/17 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/411 - Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor
A61M 60/554 - Regulation using real-time blood pump operational parameter data, e.g. motor current of blood pressure
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 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A61B 17/00 - Surgical instruments, devices or methods
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.
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 in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure the wire-like elements comprising two or more adjacent rings flexibly connected by separate members
36.
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 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
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 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibreHand-pieces therefor for producing a shock wave, e.g. laser lithotripsy
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 18/20 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
A61B 18/22 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibreHand-pieces therefor
38.
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 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Ireland)
Inventor
Gole, Nachiket
Kulkarni, Pooja Bhuvanesh
Weitzner, Barry
Sharma, Deepak Kumar
Dhanotiya, Aditya
Morey, Subodh
Abstract
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 for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/015 - Control of fluid supply or evacuation
42.
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 - Biologically active materials, e.g. therapeutic substances
A61L 33/00 - Antithrombogenic treatment of surgical articles, e.g. sutures, catheters, prostheses, or of articles for the manipulation or conditioning of bloodMaterials for such treatment
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 for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/015 - Control of fluid supply or evacuation
A61B 1/12 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with cooling or rinsing arrangements
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
45.
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 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
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 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A61F 13/05 - Bandages or dressingsAbsorbent pads specially adapted for use with sub-pressure or over-pressure therapy, wound drainage or wound irrigation, e.g. for use with negative-pressure wound therapy [NPWT]
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.
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 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 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
A61M 60/226 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having mainly radial components
A61M 60/416 - Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor transmitted directly by the motor rotor drive shaft
A61M 60/865 - Devices for guiding or inserting pumps or pumping devices into the patient’s body
52.
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 - Medical purposes thereof other than the enhancement of the cardiac output
A61M 60/135 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel inside a blood vessel, e.g. using grafting
A61M 60/295 - Balloon pumps for circulatory assistance
A61M 60/497 - Details relating to driving for balloon pumps for circulatory assistance
A61M 60/515 - Regulation using real-time patient data
A61M 60/523 - Regulation using real-time patient data using blood flow data, e.g. from blood flow transducers
A61M 60/531 - Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
A61M 60/843 - Balloon aspects, e.g. shapes or materials
53.
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.
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 - Extracorporeal pumps, i.e. the blood being pumped outside the patient’s body for assisting the heart, e.g. transcutaneous or external ventricular assist devices
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/411 - Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor
56.
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.
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 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 18/12 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
58.
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 - Surgical instruments, devices or methods
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
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 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
A61M 60/174 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps discharging the blood to the ventricle or arterial system via a cannula internal to the ventricle or arterial system
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/411 - Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor
A61M 60/515 - Regulation using real-time patient data
A61M 60/523 - Regulation using real-time patient data using blood flow data, e.g. from blood flow transducers
A61M 60/531 - Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
A61M 60/538 - Regulation using real-time blood pump operational parameter data, e.g. motor current
A61M 60/546 - Regulation using real-time blood pump operational parameter data, e.g. motor current of blood flow, e.g. by adapting rotor speed
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 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
A61M 60/174 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps discharging the blood to the ventricle or arterial system via a cannula internal to the ventricle or arterial system
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/411 - Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor
A61M 60/523 - Regulation using real-time patient data using blood flow data, e.g. from blood flow transducers
A61M 60/531 - Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
A61M 60/546 - Regulation using real-time blood pump operational parameter data, e.g. motor current of blood flow, e.g. by adapting rotor speed
A61M 60/515 - Regulation using real-time patient data
61.
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 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
62.
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 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices
A61F 5/441 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices having deodorant means, e.g. filters
63.
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 for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
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 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/441 - Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being mechanical generated by an electromotor
A61M 60/538 - Regulation using real-time blood pump operational parameter data, e.g. motor current
A61M 60/802 - Constructional details other than related to driving of non-positive displacement blood pumps
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.
Boston Scientific Medical Device Limited (Ireland)
Inventor
Gole, Nachiket
Kulkarni, Pooja Bhuvanesh
Weitzner, Barry
Sharma, Deepak Kumar
Dhanotiya, Aditya
Morey, Subodh
Abstract
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 - Regulation using real-time blood pump operational parameter data, e.g. motor current of blood flow, e.g. by adapting rotor speed
A61M 60/17 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/419 - Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being permanent magnetic, e.g. from a rotating magnetic coupling between driving and driven magnets
A61M 60/531 - Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
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 for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/12 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with cooling or rinsing arrangements
70.
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 for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
A61F 13/05 - Bandages or dressingsAbsorbent pads specially adapted for use with sub-pressure or over-pressure therapy, wound drainage or wound irrigation, e.g. for use with negative-pressure wound therapy [NPWT]
A61F 13/20 - Tampons, e.g. catamenial tamponsAccessories therefor
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 in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61M 27/00 - Drainage appliances for wounds, or the like
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 - Surgical instruments, devices or methods
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
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 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices
A61F 5/441 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices having deodorant means, e.g. filters
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Ireland)
Inventor
Sharma, Deepak Kumar
Scutti, James J.
Ortiz Garcia, Juan Pablo
Gibson, Charles A.
Abstract
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 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
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 (Ireland)
Inventor
Sharma, Deepak Kumar
Scutti, James J.
Ortiz Garcia, Juan Pablo
Gibson, Charles A.
Abstract
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 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
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 - Control of fluid supply or evacuation
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
84.
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.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
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 60/546 - Regulation using real-time blood pump operational parameter data, e.g. motor current of blood flow, e.g. by adapting rotor speed
A61M 60/17 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
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.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
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.
A61F 13/20 - Tampons, e.g. catamenial tamponsAccessories therefor
A61F 13/05 - Bandages or dressingsAbsorbent pads specially adapted for use with sub-pressure or over-pressure therapy, wound drainage or wound irrigation, e.g. for use with negative-pressure wound therapy [NPWT]
88.
SYSTEMS, DEVICES, AND RELATED METHODS FOR FASTENING TISSUE
According to one aspect, a tissue fastening device may comprise a body configured to include a plurality of fasteners; an anvil rotatable relative to the body; and a tissue cutting device. The body may define a longitudinal channel configured to receive the tissue cutting device. The tissue fastening device may further comprise a fastener actuator configured to move proximally relative to the body to deploy the plurality of fasteners from the body; and an actuation wire coupled to the tissue cutting device and the fastener actuator. The actuation of the actuation wire may cause the fastener actuator to deploy at least one of the plurality of fasteners into tissue distally of tissue cut by the tissue cutting device.
A method is provided for enhancing video images in a medical device. The method includes receiving a first image frame and a second image frame from an image sensor. First image sub-blocks are generated by dividing the first image frame. Second image sub-blocks are generated by dividing the second image frame based on the first image sub-blocks. Histogram data of the first image sub-blocks is generated. Histogram data of the second image sub-blocks is generated based on the histogram data of the first image sub-blocks. A histogram enhanced image frame is generated based on the histogram data of the second image sub-blocks. A video image stream is generated based on the histogram enhanced image frame.
G06T 5/40 - Image enhancement or restoration using histogram techniques
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements
G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
G06T 5/50 - Image enhancement or restoration using two or more images, e.g. averaging or subtraction
A method of manufacturing an elevator of a medical device comprises using an additive manufacturing method, forming a pivot portion at a proximal end of the elevator. The pivot portion tapers proximally such that a proximalmost end of the elevator is thinner than more distal portions of the pivot portion. The method further comprises using the additive manufacturing method, forming a body of the elevator that is distal to the pivot portion. The elevator body includes a surface configured to contact an instrument inserted in a working channel of the medical device.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A system for determining characteristics of tissue within a body of a patient may include a medical device. The medical device may include a distal end configured to be advanced within the body of the patient; at least one aperture at the distal end; a laser emitter operable to emit monochromatic light out from the distal end via the at least one aperture and onto target tissue; and at least one photodetector array. The at least one photodetector array may be configured to: receive light incident on the at least one aperture that is one or more of scattered by or reflected from the target tissue; and generate Raman spectroscopy image data based on monochromatic light incident on the at least one aperture, the Raman spectroscopy image data including an array of intensity values.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements
A61B 1/07 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
92.
CHITOSAN COMPOSITION FOR USE AS TISSUE SEPARATOR OF FILLER
Compositions and methods of preparation and use thereof are described. The composition may include chitosan crosslinked with tripolyphosphate and calcium, optionally wherein the composition is prepared by combining particles that include chitosan and tripolyphosphate with calcium ions, such as calcium ions from a calcium salt.
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 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A61F 13/05 - Bandages or dressingsAbsorbent pads specially adapted for use with sub-pressure or over-pressure therapy, wound drainage or wound irrigation, e.g. for use with negative-pressure wound therapy [NPWT]
A61M 39/08 - TubesStorage means specially adapted therefor
94.
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 for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
95.
ELECTROANATOMICAL MAPPING DILATOR ELECTRICAL CONNECTION TO SHEATH
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 60/13 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
A61M 60/178 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices
A61M 60/183 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices drawing blood from both ventricles, e.g. bi-ventricular assist devices [BiVAD]
A61M 60/196 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body replacing the entire heart, e.g. total artificial hearts [TAH]
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/538 - Regulation using real-time blood pump operational parameter data, e.g. motor current
Devices, systems, and methods for a valve assembly for a medical device. The valve has a cap, a stem which moves within a valve body, and a spring member between the cap and the valve body to move the valve within the body. The valve stem and/or spring member are made of a degradable material, which may be a metal. The degradable material has a higher degradation rate than conventional metal valve components to reduce the environmental impact of disposing of the valve.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
F16K 11/07 - Multiple-way valves, e.g. mixing valvesPipe fittings incorporating such valvesArrangement of valves and flow lines specially adapted for mixing fluid with all movable sealing faces moving as one unit comprising only sliding valves with linearly sliding closure members with cylindrical slides
F16K 25/00 - Details relating to contact between valve members and seats
A device includes a handle, a shaft and a steering mechanism. The handle includes a first actuator for an end effector. The shaft extends from the handle and sized and shaped to pass through a working channel of an endoscope. A distal end of the shaft includes the end effector. A pull wire extends from the handle to the end effector for actuating the end effector. The mechanism includes a second actuator for bending the distal end relative to a longitudinal axis of the shaft. The mechanism includes a first steering wheel having a first steering wire extending therefrom to the distal end of the shaft. Rotating the second actuator rotates the first steering wheel and tensions the first steering wire to bend the shaft, the pull wire for the end effector remaining actuatable when the distal end is bent.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/018 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/128 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord for applying or removing clamps or clips
A61M 25/01 - Introducing, guiding, advancing, emplacing or holding catheters
99.
AUTOMATED METHOD OF REMOVING CLOG WITHIN LUMEN FOR DEBRIS REMOVAL
A debris removal system includes an elongated shaft extending from a proximal end to a distal end and including a shaft lumen, the shaft being configured to be inserted through a bodily lumen to a target surgical site, a vibration motor coupled to the elongated shaft via a vibration collar, the vibration motor including a rotatable shaft and at least one weight coupled to the rotatable shaft, the weight being asymmetrically shaped about a central axis of the shaft such that rotation of the shaft creates vibrational energy along the length of the elongated shaft to dislodge debris within the target surgical site, and a vacuum pump connected to the elongated shaft and configured to vacuum dislodged debris from the target surgical site through the shaft lumen.
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A61B 17/00 - Surgical instruments, devices or methods
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 18/26 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibreHand-pieces therefor for producing a shock wave, e.g. laser lithotripsy
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
B06B 1/16 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
In one example, a controller configured for use with a medical device, may include a body configured to removably couple to the medical device. The body may include a gear configured to mate with a first actuator of the medical device; and a second actuator, and the actuation of the second actuator may be configured to initiate movement of the gear and the first actuator.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61M 25/01 - Introducing, guiding, advancing, emplacing or holding catheters
