The present disclosure relates to a hydrogel composition and methods of using the same. The hydrogel composition may include precursors that react with each other upon contact as well as precursors that react upon contact with an initiator. In embodiments, the resulting hydrogels may have varying levels of crosslinking with both denser and less dense regions.
The present disclosure relates to an apparatus and process for forming medical devices from an injectable composition. The apparatus includes a supply assembly, a mixing assembly, and at least one source of microwave energy. The supply assembly is configured to maintain and selectively dispense a first precursor functionalized with a first reactive member and a second precursor functionalized with a second reactive member. The mixing assembly is configured to mix the first and second precursors within a mixing cavity defined therein. The microwave energy source is configured and adapted to irradiate the mixed first and second precursors within the mixing cavity.
A surgical access device for use in minimally invasive surgery is provided which includes a plurality of reactive members of a specific binding pair releasably contained on a surface of the access device, the reactive members having an affinity for binding a cellular component of tissue cells and another affinity for binding complementary members of the specific binding pair. A kit comprising such a surgical access device is also provided.
The present disclosure provides a compound three-dimensional surgical implant and methods of forming and using the same. The compound three-dimensional surgical implant includes a grip-type knit mesh defining pores and including a plurality of spiked naps extending from a surface the grip-type knit mesh, a prosthetic knit mesh defining principal cells and peripheral cells being layered on the grip-type knit mesh such that at least a portion of the spiked naps grip at least a portion of the cells of the prosthetic knit mesh. The grip-type knit mesh and the prosthetic knit mesh are folded together into a predetermined three-dimensional structure such that at least a portion of the spiked naps grip at least a portion of the pores of the grip-type knit mesh to hold the three-dimensional structure of the surgical implant.
Three-dimensional surgical implants include a grip-type knit mesh folded into a three-dimensional structure. Spiked naps provided on the mesh grip pores on the mesh to hold the implant in the three-dimensional structure.
Surgical sutures capable of forming a chemical knot include a first reactive member on a first portion thereof and a second reactive member on a second portion thereof, wherein the first and second reactive members are complimentary.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A method for adhering a medical device to biological tissue includes adhering an adhesive composition having a plurality of reactive members of a specific binding pair to tissue which has a plurality of complementary reactive members of the specific binding pair via click chemistry.
The present disclosure relates to a method of forming yarns and preparing surgical devices therefrom. The yarns include at least one first filament possessing a polymer core and first reactive members known to have click reactivity on a surface thereof and at least one second filament possessing a polymer core and second reactive members known to have click reactivity on a surface thereof. The first and second reactive members are complementary such that they interact to covalently bond the filaments together.
A method for augmenting blood flow in a limb that is wrapped with a sleeve having at least one chamber for applying compression to the limb in a region generally underlying the chamber includes pressurizing the chamber to a first compression pressure and then reducing the pressure to a refill pressure. Pressure in the chamber is then sensed to determine a first venous refill time. The preceding steps are repeated a second and other times using second and other compression pressures that are different from the first compression pressure and from each other to determine second and other venous refill times. A customized compression pressure is determined by locating the compression pressure at which blood flow out of the region generally underlying the chamber is maximized by finding compression pressure at a maximum venous refill time. A compression device employing such a method is also disclosed.
A61H 23/04 - Percussion or vibration massage, e.g. using supersonic vibrationSuction-vibration massageMassage with moving diaphragms with hydraulic or pneumatic drive
10.
INTRODUCER SHEATHS, THROMBUS COLLECTION DEVICES AND ASSOCIATED METHODS
A sheath comprises an elastomeric tube having a self-expanding scaffold coupled to a wall. The scaffold can expand to a diameter larger than the tube diameter to provide an enlarged distal opening. An aspiration catheter has a balloon and an aspiration port so that occlusive material can be removed from a blood vessel by drawing the balloon through the vessel while simultaneously aspirating through the port.
A compression garment assembly comprises a compression garment adapted for placement on a body part in a self-retaining configuration and for removal from the body part. The compression garment has at least one inflatable bladder for applying compression to the body part. A portable controller unit is adapted for fluid connection to the inflatable bladder and is configured for cyclically inflating the bladder. The compression garment and portable controller unit are configured so that the portable controller unit must be disconnected from the compression garment before the compression garment can be removed from the body part. Loss of the portable controller unit by, for example, accidental disposal with the compression garment is thus prevented.
A61F 5/00 - Orthopaedic methods or devices for non-surgical treatment of bones or jointsNursing devices
A61H 23/04 - Percussion or vibration massage, e.g. using supersonic vibrationSuction-vibration massageMassage with moving diaphragms with hydraulic or pneumatic drive
12.
AN X-SHAPED DEVICE AND METHOD FOR DEPLOYMENT AND PLACEMENT OF A PATCH
This invention generally relates to a device and method for repairing biological tissue aperture. In certain embodiments, the invention provides a system for closing an aperture in a biological tissue that includes a handle, a shaft connected to the handle, and a deployment scaffold connected to the shaft, in which the scaffold is configured to releasably retain a surgical implant and the scaffold includes an open configuration and a closed configuration, the open configuration being substantially X-shaped.
A generally spherical vascular remodeling device is permanently positionable at a junction of afferent and efferent vessels of a bifurcation having an aneurysm. After positioning the device at the junction to substantially conform the device to the shape of the junction, the device acts as a scaffolding to inhibit herniation of objects out of the aneurysm and permits perfusion to the efferent vessels. Positioning the device may include deployment and mechanical or electrolytic release from a catheter. Embolic material may be inserted in the aneurysm before or after positioning the device. The device may have a first end, a second end substantially opposite to the first end, and a plurality of polymer filaments extending between and coupled at the first end and the second end. Such devices may be football shaped, pumpkin shaped, or twisted. The device may include a plurality of polymer loops forming a generally spherical shape.
An intraluminal apparatus including a catheter and device is positionable at a junction of afferent and efferent vessels of a bifurcation having an aneurysm. After positioning the device to substantially conform the device to the shape of the junction, the device acts as a scaffolding to inhibit herniation of objects out of the aneurysm and the device permits perfusion to the efferent vessels. Positioning the device may include deployment and optional release from a catheter. Embolic material may be inserted in the aneurysm before or after positioning the device. The device may have a proximal end, a distal end, and a plurality of filaments extending between and coupled at the proximal end and the distal end. The device may include a central filament configured to reshape the device. The distal end of the device may include a covering. The device may be football shaped, pumpkin shaped, or acorn shaped.
Apparatus (100) for performing therapy on tissue. The apparatus (100) comprises an elongate shaft (116) having a distal portion configured for insertion into a hollow anatomical structure (HAS); a power lead; a tissue sensor (122) located at the shaft distal portion and configured to receive power through the power lead at a relatively low tissue - sensing level; a therapeutic energy application device (120) located at the shaft (116) distal portion and configured to selectively receive power through the power lead at a relatively high tissue - treatment level; and a switch including an open position and a closed position. The tissue sensor (122) is electrically connected to the power lead, and the therapeutic energy application device (120) is electrically connected to the power lead only when the switch is in the closed position.
This invention generally relates to a medical device assembly for facilitating a sealed working channel into a pressurized body cavity, and methods of use thereof. In certain embodiments, devices of the invention include a hollow body that is splittable along its length and being configured to move between an open configuration for operably coupling with a surgical instrument and a closed configuration, in which in the closed configuration, the device provides a seal that prevents gas leakage from an incision site of a body cavity while the instrument is in the body cavity.
The present invention provides an improved atherectomy catheter having means for directing particles generated by a cutting element into a collection chamber. Methods of directing the cut material from a blood vessel lumen into a collection chamber are also provided.
A catheter which includes a cutting element (4B) having one or more raised (26B) elements is provided. The cutting element has a cup- shaped surface at the distal end that may be smooth and continuous except for the raised elements. The raised elements have a curved surface (30B) that is adapted to redirect cut particles of material when said curved surface is rotated so that a fluid vortex directing said cut particles towards one or more of the axis of rotation of the cutting element, the catheter axis, or a particle collection chamber is created. In further aspects of the invention, a cutting element oscillates in a direction roughly parallel to the axis of rotation of the cutting element.
A guide for positioning a femoral tunnel during an ACL repair. The device may include a shaft having a lumen, the lumen defining a longitudinal axis, and a distal offset projection, at least a portion of the distal offset projection extending distally from the elongated shaft, wherein the distal offset projection and the shaft are moveable relative to each other.
A device for positioning a tibial tunnel during ACL reconstruction, the device that includes an elongated body having proximal and distal ends; and a distal arm extending from the distal end of the elongated body, a distal portion of the distal arm being configured for insertion into a pre-formed opening in a femur. The distal arm and the body are not aligned relative to each other when viewed from above. A pair of such devices, providing tunnel positioning for right and left knee surgeries, maybe provided in a set.
A device for positioning a femoral tunnel during ACL reconstruction, the device comprising: a shaft having a lumen, the lumen defining a longitudinal axis; and a distal offset projection, at least a portion of the distal offset projection extending distally from the elongated shaft; and a single lateral reference member configured to reference a portion of a patient's anatomy, e.g., a PCL or a portion of the femoral notch, the lateral reference member located on one of the left or the right side of the device, wherein, on a second one of the left or the right side of the device, the dcvice'defines a void. Two devices may be employed to provide a set.
A device for positioning a tibial tunnel during ACL reconstruction, the device comprising: a distal portion including a body and a distal arm extending from the distal end of the body; and an outrigger configured to be held by a user. The outrigger defines at least one lumen, preferably at least two lumen. Each lumen is configured to receive a guide wire therethrough. Each lumen is configured to position a guide wire inserted through the lumen and the distal portion so as to be misaligned relative to each other when viewed from above.
A61B 17/58 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
23.
FEMORAL GUIDE FOR ACL REPAIR HAVING MULTIPLE LUMEN
A guide for positioning a femoral tunnel during an ACL repair. The device may include a shaft having two or more lumen extending longitudinally therethrough. The device may also include a distal offset projection, at least a portion of the distal offset projection extending distally from the elongated shaft.
A working end of a catheter includes at least one therapeutic element, such as a resistive heating element, usable to deliver energy for ligating, or reducing the diameter of, a hollow anatomical structure. In certain examples, the catheter includes a lumen to accommodate a guide wire or to allow fluid delivery. In certain embodiments, a balloon is inflated to place resistive element(s) into apposition with a hollow anatomical structure and to occlude the structure. Indexing devices and methods are also disclosed for successively treating portions of the hollow anatomical structure. In certain examples, marks along the catheter shaft provide visual verification to the physician of the relative position of the therapeutic element of the catheter. Embodiments of indexing devices may include pairs of rings and/or hinged arms that move a catheter a desired indexed position between successive treatments.
A device for positioning a tibial tunnel during ACL reconstruction, the device comprising: a distal portion including a body and a distal arm extending from the distal end of the body, and an outrigger configured to be held by a user. The outrigger and the distal portion are selectively rotatable relative to each other such that the distal portion and the outrigger may be selectively moved out of alignment relative to each other when viewed from above.
A device for positioning a tibial tunnel during ACL reconstruction is provided. The device may include an elongated body having proximal and distal ends, an arm extending from the distal end of the elongated body. A distal portion of the arm may be configured for insertion into a pre-formed opening in a femur. The arm and the body may be moveable relative to each other. Also, the device may include an additional member that is moveable relative to the arm and the body.
A61B 17/58 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
27.
FEMORAL GUIDE FOR ACL REPAIR HAVING SELECTIVELY DEPLOYABLE FEMORAL SURFACE ENGAGEMENT MEMBER
A guide for positioning a femoral tunnel during an ACL repair. The device may include a shaft having a distal end and a femoral surface engagement member. The femoral surface engagement member may be selectively deployable relative to the distal end of the shaft. The femoral surface engagement member may have a relatively sharp distal end, that is configured to alter, e.g., pierce, a surface of the femur.
A working end of a catheter includes at least one therapeutic element, such as a resistive heating element, usable to deliver energy for ligating, or reducing the diameter of, a hollow anatomical structure. In certain examples, the catheter includes a lumen to accommodate a guide wire or to allow fluid delivery. In certain embodiments, a balloon is inflated to place resistive element(s) into apposition with a hollow anatomical structure and to occlude the structure. Indexing devices and methods are also disclosed for successively treating portions of the hollow anatomical structure. In certain examples, marks along the catheter shaft provide visual verification to the physician of the relative position of the therapeutic element of the catheter. Embodiments of indexing devices may include pairs of rings and/or hinged arms that move a catheter a desired indexed position between successive treatments.
The invention generally relates to devices and methods for repairing an aperture in biological tissue. In certain embodiments, the invention provides devices and methods for deploying an implant to interact with biological tissue during a surgery.
A working end of a catheter includes at least one therapeutic element, such as a resistive heating element, usable to deliver energy for ligating, or reducing the diameter of, a hollow anatomical structure. In certain examples, the catheter includes a lumen to accommodate a guide wire or to allow fluid delivery. In certain embodiments, a balloon is inflated to place resistive element(s) into apposition with a hollow anatomical structure and to occlude the structure. Indexing devices and methods are also disclosed for successively treating portions of the hollow anatomical structure. In certain examples, marks along the catheter shaft provide visual verification to the physician of the relative position of the therapeutic element of the catheter. Embodiments of indexing devices may include pairs of rings and/or hinged arms that move a catheter a desired indexed position between successive treatments.
An impacting anvil assembly includes an anvil and a hammer. The anvil is configured and dimensioned to receive a surgical fastener. The hammer is one or more of rotationally or axially movable relative to the anvil such that rapid impact of the hammer with the anvil causes rapid rotation of the anvil to rotate the surgical fastener. A method for mounting the surgical fastener is also disclosed.
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
32.
SURGICAL WOUND DRESSING INCORPORATING CONNECTED HYDROGEL BEADS HAVING AN EMBEDDED ELECTRODE THEREIN
According to an embodiment of the present disclosure, a wound dressing system is presented. The wound dressing system includes a fluid permeable support layer, the support layer configured for positioning within a wound and adapted to generally conform to a topography of the wound, and to permit exudates from the wound to pass therethrough. The wound dressing system further includes a plurality of beads supported by the support layer, the beads defining an insulated inter-connected elongate member and an electrode embedded within and extending through at least a portion of the elongate member. Also, a current is generated by an external energy source that electrically flows through the electrode.
An endoscopic surgical instrument for sealing tissue includes an end effector having a pair of jaw members adapted to connect to a source of electrosurgical energy. At least one jaw member is movable relative to the other between an open configuration and a closed configuration for grasping tissue. A handle is movable to induce motion in the end effector between the open and closed configurations. An elongated shaft defines a longitudinal axis and is coupled between the end effector and the handle. The shaft includes a plurality of links arranged such that neighboring links engage one another across a pair of edges to maintain the end effector in an aligned configuration with respect to the longitudinal axis. Each of the edges is spaced laterally from the longitudinal axis. The neighboring links may pivot about the rotational edges to move the end effector to an articulated configuration.
A method for manufacturing a separated tip catheter having a separated tip configuration includes the steps of: extruding an extrusion material through a die to form a catheter including a catheter body having a proximal end and a distal end and defining a first lumen and a second lumen, the catheter body having a septum positioned between the first and second lumens; and feeding a strip into the die so that the strip is positioned between the first lumen and the second lumen along a length of the catheter, the strip having a first proximal section formed of a first material capable of bonding with the extrusion material and a second distal section formed of a second material incapable of bonding with the extrusion material.
A method for manufacturing a separated tip catheter includes the following steps: positioning first and second cores in a cavity of a mold, the cavity having a substantially elongated shape and including a first end portion and a second end portion, wherein the first and second cores are oriented substantially parallel to each other; placing a sheet of material having a higher melting temperature than a molding material across the first end portion of the cavity; and injecting the molding material into the cavity of the mold.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
The present disclosure relates to catheterization systems and components thereof In one embodiment, a catheterization system is disclosed that includes a catheter including a body with proximal and distal ends and defining first and second lumens extending there through, and a stylet The stylet includes first and second stylet portions each having proximal and distal end regions, wherein the distal end regions of the first and second stylet portions together define a tapered penetrating portion The first and second stylet portions are configured and dimensioned to be slidably positioned within the first and second lumens of the catheter, respectively The first and second stylet portions extend from the proximal end of the catheter and beyond the distal end of the catheter, and are independently movable in relation to each other to facilitate selective removal of the first stylet portion and/or the second stylet portion from the catheter
An apparatus for promoting the healing of an exuding wound includes a cover layer for positioning over a wound to define a reservoir over the wound. An exudate conduit having a fibrous core includes a plurality of fibers communicates with the reservoir for wicking fluids away from the wound.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
38.
NEGATIVE PRESSURE WOUND THERAPY SYSTEMS CAPABLE OF VACUUM MEASUREMENT INDEPENDENT OF ORIENTATION
A portable negative pressure wound therapy system includes a dressing assembly for positioning over a wound to apply negative pressure to the wound and a canister assembly. The canister assembly includes a control unit, a vacuum source disposed in the control unit, a pressure sensor in communication with a processor unit of the control unit, and a collection canister. The collection canister includes an inlet conduit in fluid communication with the dressing assembly, a first chamber to collect wound fluids, an inlet port coupled to the inlet conduit to introduce the wound fluids from the dressing assembly into the first chamber, a suction port to communicate with the first chamber and the vacuum source, a pressure sensor port to communicate with the first chamber and the pressure sensor. The pressure sensor port is in fluid communication with a "T"-off point between the inlet conduit and the inlet port.
A fluid collection canister including a chamber to collect fluids and a canister top disposed over the chamber. The canister top includes a bottom side facing into the chamber, including first and second ribs disposed thereon, a filter membrane attached to the first and second ribs, a first port to communicate with the chamber and a pressure source external to the chamber, and a second port to communicate with the chamber and a sensor external to the chamber. The first port is in fluid communication with a first area, which is bounded by the filter membrane, the first and second ribs and the bottom side of the canister top. The second port is in fluid communication with a second area, which is bounded by the filter membrane, the second rib and the bottom side of the canister top.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
40.
SYSTEM FOR PROVIDING CONTINUAL DRAINAGE IN NEGATIVE PRESSURE WOUND THERAPY
A system for subatmospheric pressure therapy in connection with healing a wound is provided. The system includes a wound dressing cover dimensioned for positioning relative to a wound bed of a subject to establish a reservoir over the wound bed in which subatmospheric pressure may be maintained, a subatmospheric pressure mechanism including, a housing, a vacuum source disposed in the housing, and a collection canister in fluid communication with the vacuum source. The system further includes an exudate conduit in fluid communication with the wound dressing and the collection canister for collecting exudate removed from the reservoir and deposited in the collection canister under influence of the vacuum source and a vent conduit in fluid communication with the collection canister and the wound dressing for introducing air into the reservoir to facilitate flow of exudate through the exudate conduit.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A portable negative pressure wound therapy system includes a dressing assembly for positioning over a wound to apply a negative pressure to the wound and a canister assembly. The canister assembly includes a control unit having a vacuum source and a controller and a collection canister in communication with the dressing assembly operable to receive fluid from the wound. The collection canister has ports to introduce a vacuum from the vacuum source into the collection canister. A tip sensor is provided to detect a change in an orientation of the canister assembly. The canister assembly also includes valve assemblies, each valve assembly corresponds to one of the ports. The controller communicates with each valve assembly to selectively open or close the port corresponding to the valve assembly based on an output from the tip sensor.
A portable negative pressure wound therapy system includes a dressing assembly for positioning over a wound to apply a negative pressure to the wound and a canister assembly. The canister assembly includes a control unit having a vacuum source and a controller and a collection canister in communication with the dressing assembly operable to receive fluid from the wound. The collection canister has a filter assembly having a filter and a passageway between the filter and a wall of the collection canister. The collection canister also includes a canister interface having a suction port, an inlet port, and a channel. The vacuum source draws air through the suction port from the channel which draws air from the passageway connected to the channel, the air in the passageway is drawn from the collection canister through the filter, and the air in the collection canister is drawn through the inlet port.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
43.
EASILY CLEANED ATHERECTOMY CATHETERS AND METHODS OF USE
An atherectomy catheter is provided having a tissue collection chamber capable of being cleaned out in a simple, fast and effective way, and also provides methods of using said catheter to remove material from a blood vessel lumen. In one embodiment the tissue collection chamber has an expandable tip having a first closed position capable of retaining material in the chamber and having a second open position that may allow expulsion of material from the chamber. In a second embodiment the tissue collection chamber has a displaceable tip having a first closed position to retain material in the chamber and having a second open position to allow expulsion of material from the chamber.
A device for performing surgery on a patient includes: a mesh patch comprising a top surface and a bottom surface; and a removable cover positioned adjacent to and in facing engagement with the bottom surface of the mesh patch. The bottom surface has a plurality of hooks positioned thereon. The cover is removed from the mesh patch as the mesh patch is positioned at a surgical site such that the hooks on the bottom of the mesh patch grip surrounding tissue of a patient and secure the mesh patch to surrounding tissue of the surgical site. A method for performing a surgery using such a device is also provided.
The present invention provides an atherectomy catheter which has a cutting element that is able to cut both soft tissue and hard tissue, and methods of cutting material from a blood vessel lumen using a rotating cutting element. The cutting element has a sharp cutting edge that surrounds a cup-shaped surface and at least one surface of abrasive material. The cup-shaped surface directs the cut material into a tissue chamber. The cutting edge and the cup-shaped surface together are well suited to cut and remove relatively soft tissue from the blood vessel. The abrasive material surface in combination with the cutting element is well suited to abrade and remove hard material from the blood vessel.
A medical clamping assembly includes a housing defining a chamber and a deflecting member operable to slide relative to the housing between a first position and a second position. A conduit is also provided within the housing and is adapted for fluid coupling to a medical device. The medical clamping assembly also includes a biasing element disposed within the housing adjacent to the conduit. The deflecting member is movable relative to the housing between the first position corresponding to an open state of the conduit and the second position corresponding to a closed state of the conduit whereby the biasing element compresses the conduit to substantially close a lumen of the conduit.
Systems, assemblies, and methods for deploying an occluding device that can be used to remodel an aneurysm within the vessel by, for example, neck reconstruction or balloon remodeling. The system can comprise an introducer sheath and an assembly for carrying the occluding device. The assembly can include an elongated flexible member having an occluding device retaining member for receiving a first end of the occluding device, a proximally positioned retaining member for engaging a second end of the occluding device and a support surrounding a portion of the elongated flexible member over which the occluding device can be positioned. The elongated flexible member can form a coil portion.
Described herein are flexible implantable occluding devices that can, for example, navigate the tortuous vessels of the neurovasculature. The occluding devices can also conform to the shape of the tortuous vessels of the vasculature. In some embodiments, the occluding devices can direct blood flow within a vessel away from an aneurysm or limit blood flow to the aneurysm. Some embodiments describe methods and apparatuses for adjusting, along a length of the device, the porosity of the occluding device. In some embodiments, the occluding devices allow adequate blood flow to be provided to adjacent structures such that those structures, whether they are branch vessels or oxygen- demanding tissues, are not deprived of the necessary blood flow. A plurality of stents, for example at least partially overlapping, can be used. Some embodiments describe various methods for confirming the occlusion of an aneurysm or for dislodging material from a vessel wall.
A wound treatment for use during phototherapy treatment of a wound includes a pliable optical component adapted to be applied over the wound and to direct light rays during phototherapy treatment, and a bandage for securing the Fresnel lens over the wound. The optical component may be configured to direct light rays toward a perimeter edge of the wound, A wound treatment kit for phototherapy treatment of a wound includes a package and a sterile, pliable optical component in the package. The optical component is removable from the sterile package and is placed over the wound during the phototherapy treatment. The optical component directs light rays toward a selected area of the wound during phototherapy treatment.
An electrosurgical instrument for treating tissue includes a housing having a shaft extending therefrom having an axis A-A defined therethrough. The shaft is at least partially flexible and includes first and second jaw members attached at a distal end thereof. Each jaw member includes an electrically conductive tissue contacting surface adapted to connect to a source of electrosurgical energy such that the electrically conductive tissue contacting surfaces are capable of conducting electrosurgical energy through tissue held therebetween. A drive assembly is disposed in the housing and has a first actuator operably coupled to a drive rod for reciprocation thereof to move the jaw members from a first position in spaced relation to one another to a second position closer to one another for engaging tissue. A second actuator is disposed on the housing and is actuatable to articulate the shaft.
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
a) of the internal goblet-shaped body (2) the mucosa to be removed is carried into the internal goblet-shaped body (2). The anvil (8; 8′) and the circular blade (3) are moved closer one to the other, by suitable means, in order to cut the tissues when the stapler is in a closed position.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/10 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for applying or removing wound clampsWound clamp magazines
52.
CROSSLINKED FIBERS AND METHOD OF MAKING SAME BY EXTRUSION
The present disclosure relates to a method of forming fibers. First and second precursors, each possessing a core and at least one functional group known to have click reactivity, are mixed. The mixed precursors are then extruded under heat to cross-link during fiber production.
D01F 6/00 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof
D01F 6/88 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
D01F 6/44 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
A61L 17/10 - At least partly resorbable materials containing macromolecular materials
D01F 4/00 - Monocomponent artificial filaments or the like of proteinsManufacture thereof
D01F 2/00 - Monocomponent artificial filaments or the like of cellulose or cellulose derivativesManufacture thereof
D01F 9/00 - Man-made filaments or the like of other substancesManufacture thereofApparatus specially adapted for the manufacture of carbon filaments
53.
CROSSLINKED FIBERS AND METHOD OF MAKING SAME USING TRANSITION METAL IONS
The present disclosure relates to a method of forming fibers. First and second precursors, each possessing a core and at least one functional group known to have click reactivity, are mixed in a hopper. The mixed precursors are then extruded through an extrusion die to crosslink and produce a filament. Polymerization of the first and second precursors is catalyzed by transition metal ions.
D01F 6/62 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyesters
D01F 6/66 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyethers
D01F 6/86 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from copolycondensation products from polyetheresters
54.
CROSSLINKED FIBERS AND METHOD OF MAKING SAME USING UV RADIATION
Cross-linked fibers include first and second precursors, each possessing a core and at least one functional group known to have click reactivity when exposed to UV radiation. Mixtures of the first and second precursors are extruded to produce a filament and irradiated with UV light during the extrusion process.
D01F 6/62 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyesters
D01F 6/66 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolycondensation products from polyethers
D01F 6/86 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from copolycondensation products from polyetheresters
Implantable medical devices include a substrate having applied thereto a coating including a polymeric material possessing a core and at least one functional group known to have click reactivity.
The present disclosure relates to a method of forming a medical device comprising: forming a desired shape from a polymer possessing a core and at least one functional group known to have click reactivity, whereby a medical device with an activated surface is produced.
Implantable biocompatible polymeric medical devices include a substrate with a plasma-modified surface which is subsequently modified to include click reactive members.
Implantable biocompatible polymeric medical devices include a substrate with an acid or base-modified surface which is subsequently modified to include click reactive members.
A system for subatmospheric pressure therapy in connection with healing a wound includes a wound dressing adapted for positioning relative to a wound bed of a subject to apply a subatmospheiϊc pressure to the wound and a subatmo spheric pressure mechanism. The subatmospheric pressure mechanism may be portable and adapted to be carried or worn by the subject.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A wound dressing for use in negative wound pressure therapy includes a cover layer for positioning over a wound to define a reservoir over the wound in which a reduced pressure may be maintained. At least one vacuum port is affixed to the cover layer and includes a conduit receiving portion configured to receive a fluid conduit to provide fluid communication between the fluid conduit and the reservoir. The at least one vacuum port is configured to receive the fluid conduit from a plurality of directions relative to the cover layer.
An apparatus for promoting the healing of an exuding wound includes a wound cover for defining a reservoir over a wound in which a negative pressure may be maintained. The cover may form a substantially fluid-tight seal around the wound and permit fluid communication between the reservoir and a vacuum source suitable for providing an appropriate negative pressure to the reservoir to stimulate healing of the wound. A wound filler positioned between the wound and the wound cover includes a nonwoven material at least partially perforated by sonic welding.
A method of bridging from a wound dressing to a wound port for negative pressure wound therapy includes positioning an elongate wick between a wound and a remote location with respect to the wound. The elongate wick includes a three-dimensional spacer fabric having an upper fabric layer spaced from a lower fabric layer by an intermediate layer of pile threads. The elongate wick is covered with a flexible wick cover such that an enclosure is formed around the elongate wick. A substantially fluid-tight seal is established between a first end of the elongate wick cover and the wound dressing such that a reservoir is defined over the wound in which a negative pressure may be maintained. A substantially fluid-tight seal is established between a second end of the elongate wick cover and a fluid port configured for connection to a source of negative pressure.
An apparatus for introducing an implant into a hollow anatomical structure. The apparatus comprises a storage unit; an elongate vascular implant stored inside the storage unit and having a distal end; and a pushrod at least partially stored inside the storage unit and having a distal end coupled to the distal end of the implant. The implant diverges from adjacency with the pushrod as the implant extends away from the distal end of the pushrod, such that the pushrod forms a force application region near the distal end of the pushrod. The force application region is accessible for force application but separated from the implant.
A working end of a catheter includes at least one therapeutic element, such as a resistive heating element, usable to deliver energy for ligating, or reducing the diameter of, a hollow anatomical structure. In certain examples, the catheter includes a lumen to accommodate a guide wire or to allow fluid delivery. In certain embodiments, a balloon is inflated to place resistive element(s) into apposition with a hollow anatomical structure and to occlude the structure. Indexing devices and methods are also disclosed for successively treating portions of the hollow anatomical structure. In certain examples, marks along the catheter shaft provide visual verification to the physician of the relative position of the therapeutic element of the catheter. Embodiments of indexing devices may include pairs of rings and/or hinged arms that move a catheter a desired indexed position between successive treatments.
The present disclosure is directed to a wearable garment device for application of electrical current to a patient's tissue. The garment device includes a material having a aperture and a mesh material extending across the aperture. At least one electrode is attached onto one side of the mesh material. The surface of the mesh material attached to the at least one electrode is defined as the outer surface. The other surface of the mesh material is defined as the inner surface. The inner surface of the mesh material is placed against the patient's tissue to receive the electrical stimulation from the electrode.
A working end of a catheter includes at least one therapeutic element, such as a resistive heating element, usable to deliver energy for ligating, or reducing the diameter of, a hollow anatomical structure. In certain examples, the catheter includes a lumen to accommodate a guide wire or to allow fluid delivery. In certain embodiments, a balloon is inflated to place resistive element(s) into apposition with a hollow anatomical structure and to occlude the structure. Indexing devices and methods are also disclosed for successively treating portions of the hollow anatomical structure. In certain examples, marks along the catheter shaft provide visual verification to the physician of the relative position of the therapeutic element of the catheter. Embodiments of indexing devices may include pairs of rings and/or hinged arms that move a catheter a desired indexed position between successive treatments.
A61B 18/08 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
67.
Systems for treating a hollow anatomical structure
A working end of a catheter includes at least one therapeutic element, such as a resistive heating element, usable to deliver energy for ligating, or reducing the diameter of, a hollow anatomical structure. In certain examples, the catheter includes a lumen to accommodate a guide wire or to allow fluid delivery. In certain embodiments, a balloon is inflated to place resistive element(s) into apposition with a hollow anatomical structure and to occlude the structure. Indexing devices and methods are also disclosed for successively treating portions of the hollow anatomical structure. In certain examples, marks along the catheter shaft provide visual verification to the physician of the relative position of the therapeutic element of the catheter. Embodiments of indexing devices may include pairs of rings and/or hinged arms that move a catheter a desired indexed position between successive treatments.
A catheter for performing a procedure at a treatment site in the lumen of a blood vessel. The catheter includes an elongate tubular shaft having a proximal bend, a distal bend and a hinge element. A distal portion of the shaft includes a window extending through the sidewall of the shaft between the hinge element and the distal end of the elongate tubular shaft. A working element is disposed within the lumen of the elongate tubular shaft and is configured for performing the procedure through the window at the treatment site. The bends and hinge element are configured to urge the window against a wall of the vessel at the treatment site.
A securement device for securing a catheter to a patient is provided. The securement device includes a proximal portion having a pliable support and at least one securement arm extending away from the pliable support. The pliable support defines a slot configured to receive at least a portion of a catheter. A distal portion of the securement device includes an adhesive surface configured to be folded over the proximal portion to secure the proximal portion to a patient.
A securement device for securing a catheter to a patient is provided. The securement device includes a base including a support member and at least one securement arm extending away from the support member. The support member defines a cradle portion, the cradle portion of the support member being configured to receive at least, a portion, of a catheter. The at least one securement arm being movable over the cradle portion to a position to secure a catheter within the cradle portion. The securement device further includes a cover member configured to be received over the base and dimensioned to secure the base to a patient.
A61M 5/32 - NeedlesDetails of needles pertaining to their connection with syringe or hubAccessories for bringing the needle into, or holding the needle on, the bodyDevices for protection of needles
The present disclosure relates to medical packaging for the accommodation of medical supplies. The medical packaging discussed herein has a plurality of panels, including a first panel, a second panel, and a third panel, that are releasably secured together to establish a first sterile environment between the first panel and the second panel for the retention of a first medical supply, and a second sterile environment between the second panel and the third panel for the retention of a second medical supply. The panels are configured for relative movement such that movement of the first panel relative to the second panel reveals the first medical supply without compromising the second sterile environment, and movement of the second panel relative to the third panel reveals the second medical supply. The panels are arranged for sequential separation in accordance with the steps of the procedure in which the medical supplies are employed.
A wound dressing has a micro-architecture to produce appropriate strains in celis to promote the healing a wound. The apparatus includes a wound cover for defining a reservoir over a wound in which a negative pressure may be maintained by forming a substantially fluid- tight seal around the wound, a vacuum source in fluid communication with the reservoir and suitable for providing an appropriate negative pressure to the reservoir to stimulate healing of the wound, and a porous structure positioned in contact with the wound for delivering micio- mechanical forces to localized areas of the wound. The porous structure comprises a three- dimensional film material having directional apertures formed therein.
A portable system for subatmospheric pressure therapy in connection with healing a surgical wound includes a wound dressing dimensioned for positioning relative to a wound bed of a subject and a collection canister in fluid communication with the wound dressing The canister includes a first vacuum chamber for drawing a vacuum and a second fluid chamber for collecting fluids remove from the wound dressing under the vacuum The canister further includes a hydrophobic membrane separating the first and the second fluid vacuum chambers The hydrophobic membrane may be dimensioned to substantially span an internal dimension of the collection canister The hydrophobic membrane may include one or more outwardly extending lobes arranged in a staggered relation The hydrophobic membrane may be releasably mountable to the canister and may be supported within a divider separating the first vacuum chamber and the second fluid chamber.
Articles may be formed including: at least one layer of foam, the foam layer and at least one antimicrobial agent associated with foam layer, the antimicrobial agent including PHMB, PEHMB, or derivatives thereof; at least one non-adherent layer disposed on at least a portion of the foam layer, the non-adherent layer being permeable to moisture; and a film disposed on at least another portion of the foam layer, the film being breathable to allow escape of moisture, but substantially impermeable to bacteria. Another article may include at least one layer of foam, the foam having pores of different sizes, at least some of the pores at least partially filled with at least one elutable antimicrobial agent, the pores of different sizes forming a gradient with the foam layer. Yet another article may include a foam matrix and a plurality of dissolvable members disposed with the foam matrix, at least one antimicrobial agents associated with the dissolvable members such that upon dissolution thereof the antimicrobial agent is eluted and pores or voids are created in the foam matrix. Wound dressings formed from the above articles are also described.
A01N 25/00 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests
75.
CARRIER NEUTRALIZATION/MODIFICATION IN ANTIMICROBIAL COMPOSITIONS, ARTICLES AND METHODS
A method of treating a substrate having a charge bias with at least one antimicrobial agent to modify the release properties of the antimicrobial agent with respect to the substrate, the method includes eliminating, mitigating, or modifying the charge bias of the substrate by applying at least one first agent to the substrate, and applying the at least one antimicrobial agent to the substrate. Related articles are also described.
An article (10) includes a film layer (12); at least one layer of adhesive (13) on at least one side of the film layer; a patch or strip (14) comprising at least one antimicrobial agent, the patch or strip disposed on the same side of the film layer as the at least one layer of adhesive; and a relatively non-flexible sheet (16) releasably attached to the side of the film layer opposite to the patch or strip. Alternatively, an article (10') includes a film layer (28); a collagen layer (24); and a biodegradable hydrogel layer (26) comprising PHMB; wherein the biodegradable hydrogel layer comprising PHMB is disposed between the film layer and the collagen layer. Wound dressings (10, 10') comprising these articles are also described.
An antimicrobial fiber is described including: an inner layer and an outer layer; wherein the inner layer and the outer layer comprise at least one of the following characteristics: (I) the inner layer and the outer layer comprise of different concentrations, or different release rates, of at least one antimicrobial agent; and (II) the inner layer and the outer layer comprise different antimicrobial agents. An alternative antimicrobial fiber includes an antimicrobial agent compounded or combined with a dissolvable substance to promote release or binding of the antimicrobial agent. Related articles are also described.
B32B 25/02 - Layered products essentially comprising natural or synthetic rubber with fibres or particles embedded in it or bonded with it
D03D 15/00 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
D04H 1/00 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
78.
SENSOR WTH ELECTRICAL CONTACT PROTECTION FOR USE IN FLUID COLLECTION CANISTER AND NEGATIVE PRESSURE WOUND THERAPY SYSTEMS INCLUDING SAME
A sensor for use in a canister for fluid collection, the canister having a canister top and defining a fluid collection chamber. The sensor includes a first electrode and a second electrode. The first electrode includes a first portion and a second portion, wherein the first portion of the first electrode is supported by the canister top, and the second portion of the first electrode is configured to extend into the fluid collection chamber. The second electrode includes a first portion and a second portion, wherein the first portion of the second electrode is supported by the canister top, and the second portion of the second electrode is configured to extend into the fluid collection chamber. The sensor also includes an electric circuit configured to detect an electrical property associated with the first and second electrodes.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A method for treating a wound that includes incorporating a wound dressing comprising a plurality of fibers, each fiber having a length of at least two (2) inches, into a wound to cause the walls of the wound to remain apart and allow the wound to heal from the inside to the outside, and removing the wound exudate.
A61F 13/15 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators
80.
ANTIMICROBIAL AND ANTICOAGULANT COMPOSITIONS AND METHODS
A composition may include a combination of at least one chelating agent and at least one antioxidant agent, the combination may have a fractional inhibitory concentration coefficient of about 0.5 or less and/or an INR of > about 2.82.
A01N 37/18 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N, e.g. carboxylic acid amides or imidesThio-analogues thereof
81.
Open vessel sealing instrument with hourglass cutting mechanism and overratchet safety
An open electrosurgical forceps includes a pair of first and second shaft members each having a jaw member disposed at its distal end. The jaw members are movable from a first position in spaced relation relative to one another to a subsequent position wherein the jaw members cooperate to grasp tissue. Each of the jaw members includes an electrically conductive scaling plate for communicating electrosurgical energy through tissue. A curved knife channel is defined along the length of one of the jaw members and is dimensioned to reciprocate a cutting mechanism. An actuator selectively advances the cutting mechanism from a first position proximal to tissue held between the jaw members to a subsequent position distal to tissue held between the jaw members. The cutting mechanism includes a generally hourglass-shaped flexible blade having a mutually aggregating notch.
A composite wound dressing and delivery apparatus includes a substantially transparent dressing layer having a lower surface that is coated with a pressure sensitive for applying the dressing layer over a wound to define a reservoir in which a negative pressure may be maintained. A substantially transparent backing layer adhered to the lower surface of the dressing layer in a releasable manner, and a vacuum port is centrally located on the dressing layer. The vacuum port is adapted to provide fluid communication between a vacuum source and the reservoir through the dressing layer. A targeting grid associated with either the dressing layer or the backing layer includes regularly spaced reference marks along at least two axes extending from the vacuum port.
An infusion catheter includes a catheter body having a proximal end, a distal end, and two or more lumens extending therethrough. The infusion catheter also includes an infusion tube having a proximal end, a distal end, and one or more ports disposed therethrough. The first lumen of the catheter body is in fluid communication with the lumen of the infusion tube. A central member has a distal end connected to the distal end of the infusion tube, a proximal end, and a proximal portion slidably received in the second lumen of the catheter body. The infusion tube is disposed relative to the central member such that axial advancement of the central member relative to the catheter body radially collapses the infusion tube over the central member and axial retraction of the central member relative to the catheter body radially expands the infusion tube about the central member.
A portable NPWT system includes a dressing assembly for positioning over a wound to apply a negative pressure to the wound and a canister assembly. The canister assembly includes a control unit having a vacuum source and a controller and a collection canister in communication with the dressing assembly operable to receive fluid from the wound. The collection canister has ports to introduce a vacuum from the vacuum source into the collection canister. A ball float is provided to substantially close the suction port in response to one of collection of a predetermined volume of exudate in the collection canister, tilting of the collection canister beyond a predetermined angle of orientation or inversion of the collection canister.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A wound therapy apparatus for enhancing healing of a wound includes a wound dressing configured for placement over the wound to define a reservoir over the wound in which a wound contact fluid may be maintained by forming a substantially fluid-tight seal around the wound. An elastic bladder member defined by or within the wound dressing is expandable to exert a pressure on the wound contact fluid within the reservoir. A fluid system is in fluid communication with the reservoir for selectively delivering the wound contact fluid to the reservoir, and a pressure system is in fluid communication with the bladder member for delivering a compressed liquid or gas to the bladder member to effect expansion in the bladder member.
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
86.
SYSTEM AND METHOD FOR OUTPUT CONTROL OF ELECTROSURGICAL GENERATOR
An electrosurgical system and method are disclosed. The system includes an electrosurgical generator adapted to supply electrosurgical energy to tissue. The generator includes sensor circuitry adapted to continuously monitor tissue impedance to generate a variance impedance curve and a microprocessor adapted to calculate a slope of a segment of the variance impedance curve. The microprocessor also calculates a bubble factor that represents the rate of formation and absorption of bubbles within tissue to determine minimum tissue impedance and maximum tissue conductance. The system further includes an electrosurgical instrument which includes one or more active electrodes adapted to apply electrosurgical energy to tissue.
The present disclosure relates to electrosurgical devices having a plurality of hand-accessible variable controls. An electrosurgical device configured for connection to a source of electrosurgical energy is provided and includes a housing; an electrical circuit supported within the housing, the electrical circuit being connectable to the source of electrosurgical energy; and a controller slidably supported on the housing, wherein the controller is configured to exert a force on the electrical circuit to affect a change in the electrical circuit and to provide a tactile feedback to a user of the electrosurgical device as the controller is moved relative to the housing.
A portable system for subatmospheric pressure therapy in connection with healing a surgical wound includes a wound dressing dimensioned for positioning relative to a wound bed of a subject and a portable subatmospheric pressure mechanism dimensioned to be carried or worn by the subject. The subatmospheric pressure mechanism includes a housing having a control unit, a collection canister, and means for releasably connecting the housing and the canister. The collection canister collects exudates from the wound bed which has been removed under subatmospheric pressure supplied by the control unit. The connection means between the housing and the canister permits the removal of the canister for emptying thereof or replacement with a new collection canister.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
The present disclosure describes a dressing for use in a vacuum wound therapy procedure to promote healing of a wound. The dressing includes a cover layer for positioning over a wound to define a reservoir in which a reduced pressure may be maintained over the wound. A portal member is mounted relative to the cover layer and defines a fluid passage for fluid coupling with a reduced pressure supply conduit for creating the reduced pressure within the reservoir. A filter screen is mounted relative to the fluid passage and is dimensioned to minimize passage of tissue particles of predetermined dimension through the fluid passage of the portal member.
A cover layer for a vacuum wound therapy dressing includes a backing layer formed from a flexible polymeric membrane and an adhesive layer for affixing the backing layer over a wound bed to provide a substantially fluid-tight seal around a perimeter of the wound bed. The cover layer is reinforced with a reinforcement layer extending to a peripheral region of the backing layer to distribute forces associated with evacuating a reservoir, as defined by or within the cover, to stimulate healing of the wound bed.
A device and system for removing tissue such as polyps is provided and includes a tubular member having proximal and distal ends, a snare portion operably extending from within the distal end of the tubular member and including first and second electrodes configured to treat tissue therebetween, the snare portion further including a cutting member for severing the treated tissue. The tissue removal device may further include a handle portion operativeiy extending from within the proximal end of the tubular member, The handle portion may be configured for operable engagement by a user and the cutting member may extend between distal ends of the first and second electrodes.
A surgical access apparatus for providing access inside a body includes a housing having a first port, a tubular member extending distalIy from the housing and defining a longitudinal axis therealong, wherein the tubular member includes a lumen extending therethrough, a shaft insert disposed in the lumen of the tubular member, wherein the shaft insert forms first, second, and third passageways extending along the lumen of the tubular member, wherein each of the first, second, and third passageways is adapted to receive a surgical instrument; and a first seal assembly covering the first port of the housing and defining a first passage disposed in communication with the first passageway defined by the shaft insert in the tubular member, wherein the first seal assembly is adapted to form a seal around the surgical instrument inserted through the first passage of the first seal assembly.
A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests
Disinfectant compositions comprising N-Acetyl Cysteine (NAC) and Vitamin C are disclosed. The disinfectant compositions have also demonstrated activity in inhibiting as well as killing micro-organisms responsible for generating biofilms. They are safe for human and medical uses and may be used as prophylactic preparations to reduce the proliferation of and/or eliminate existing or established infections.
A01N 25/00 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests
Abstract Disinfectant compositions comprising PHMB and EDTA salt(s) are disclosed. The disinfectant compositions have also demonstrated activity as enhanced, fast acting catheter lock/flush solutions. They are safe for human and medical uses and may be used as prophylactic preparations to prevent infection, or to reduce the proliferation of and/or eliminate existing or established infections.
A01N 25/00 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests
A medical system for connecting a multiple lumen medical catheter to associated medical instrumentation includes a connector member defining a longitudinal axis and having a first end for releasable coupling to the medical catheter and a second end for coupling to medical instrumentation. A mounting segment is adjacent the first end of the connector member. The mounting segment includes first and second mounting elements extending in a general longitudinal direction and arranged in spaced relation, and being adapted for reception within respective lumens of the catheter. The first and second mounting elements define inner opposing surfaces. At least one of the opposing surfaces may have an irregular surface portion dimensioned to engage the septum wall of the catheter to facilitate gripping engagement with the septum wall to assist in coupling of the connector member with the catheter.
A method and apparatus are disclosed for positioning a compression member about the septum of a seal member. In one embodiment, a source of low pressure or vacuum is provided to draw the septum of seal member into the hollow body of the compression member. In an alternative embodiment, a molding apparatus is provided which is dimensioned to receive a compression member and configured to facilitate molding of the septum within the compression member. In another embodiment, the septum of the seal member includes a septum having a tab extending from the septum. The tab is configured to assist positioned of a compression member about the septum.
A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity includes a seal anchor member comprising a compressible material and being adapted to transition between a first expanded condition to facilitate securing of the seal anchor member within the tissue tract and in substantial sealed relation with tissue surfaces defining the tissue tract and a second compressed condition to facilitate at least partial insertion of the seal anchor member within the tissue tract. The seal anchor member defines a longitudinal axis, and has leading and trailing ends with at least one longitudinal port extending therebetween adapted for reception of an object whereby compressible material defining the at least one port is adapted to deform to establish a substantial sealed relation with the object. The seal anchor member may comprise a memory foam material and may include a plurality of longitudinal ports.
An I.V. catheter assembly and needle safety device are disclosed which allow for the safe removal of a needle from a catheter assembly. The safety device includes a locking assembly which includes a rotatable locking member and a locking clip. The needle and the locking member are configured such that withdrawal of the needle from the catheter assembly effects rotation of the locking member. The locking clip is positioned and configured to prevent advancement of the needle after it has been withdrawn from the catheter assembly.
A medical drainage tube includes a tube main body, a guidance element, a peristalsis balloon and a guidance balloon. The tube main body is provided with a main lumen which extends from a base end part to a suction-side hole, and secondary lumens which extend from the base end part to a tip end side. A through-hole is provided in the guidance element which communicates with one of the secondary lumens. The guidance balloon can be inflated at the tip end of the guidance element by supplying air via the secondary lumen and the through-hole. The peristalsis balloon can be inflated by the supplying water via another of the secondary lumens. The guidance balloon includes a bag-shaped inflating and deflating part. The base end part of the guidance balloon is in communication with the outer periphery of the inflating and deflating part at the tip end side of the guidance element. A support rod is arranged inside the through- hole of the guidance element so as to be mobile. The tip end part of the support rod can be flexible and is linked to the inner surface tip end of the inflating and deflating part.
A closure for a waste receptacle is provided. The closure comprises a moveable component mounted to the closure for movement between a closed position, wherein the moveable component prohibits waste from entering the waste receptacle and an open position wherein the moveable component facilitates the entry of waste into the waste receptacle. A motor is coupled to the moveable component and configured to move the moveable component between the open position and the closed position. A sensor is adapted to transmit a signal when waste is proximal or contacting the closure, wherein the sensor communicates with the motor to move the moveable component between the open position and the closed position to deposit the waste into the waste receptacle.
