Cook Medical Technologies LLC Patent applications |
Patent application number | Title | Published |
20160136720 | RETRIEVAL SNARE FOR EXTRACTING FOREIGN OBJECTS FROM BODY CAVITIES AND METHOD FOR MANUFACTURING THEREOF - A retrieval snare for entrapping and retaining a foreign object located in a body and a method for manufacturing of the snare are provided. The snare comprises a structure having a proximal portion and a distal portion and includes a plurality of filaments. The filaments extend from an end of the proximal portion towards the distal portion and return to the end of the proximal portion to form a plurality of loops. The loops are not interconnected at the distal portion, but each side of each loop are connected to a side of an adjacent loop in the proximal portion at more than one point, thereby providing structural rigidity and dilatation ability to the snare. | 05-19-2016 |
20160135974 | REDUCED FRICTION INTRODUCER ASSEMBLY - A medical implant delivery device includes an elongate carrier which includes a device holding member at its distal end, attached to a catheter element. The device holding member includes at least one channel extending along its length. A pusher element, in the form of an outer catheter, is disposed over the elongate carrier and provides a pusher shoulder. A medical device can be held on the device holding member. An outer sheath is typically disposed over the implant delivery device, in known manner. The device holding member is made of a resilient material able to compress radially inwardly, particularly by compression of the walls bounding the channel. The compressibility of the device holding member reduces the friction between the medical device and the carrier sheath as well as the force required to retract the outer sheath during the deployment of the medical device. | 05-19-2016 |
20160135972 | DEPLOYMENT HANDLE FOR A PROSTHESIS DELIVERY DEVICE - The present invention relates to a deployment handle for a prosthesis delivery device and to a delivery device including such a handle. The handle assembly facilitates the controlled release of a prosthesis from the delivery device, while ensuring that various deployment steps are performed in a particular sequential order. The handle assembly comprises a main handle and a second handle which is rotatably and/or longitudinally moveable relative to the main handle. The second handle has an initial position on the main handle such that it prevents access to, and premature manipulation of, a proximal stent release mechanism, until the stent graft has been at least partially unsheathed. | 05-19-2016 |
20160135970 | STENT WITH A CRUSH-RESISTANT ZONE - An endoluminal prosthesis system for a branched body lumen comprises a branch vessel prosthesis. The branch vessel prosthesis is deployable within a branch vessel body lumen and comprises a stent having a generally tubular body portion, a flareable proximal end portion, and a coupling portion disposed intermediate the body portion and the flareable portion. The coupling portion is more crush-resistant than the body portion. The flareable proximal end may be disposed within a fenestrated stent graft wit with coupling portion disposed in the fenestration of the fenestrated stent graft. | 05-19-2016 |
20160129161 | COMPOSITIONS AND DEVICES INCORPORATING WATER-INSOLUBLE THERAPEUTIC AGENTS AND METHODS OF THE USE THEREOF - Various aspects of the present invention provide compositions and implantable devices including a water-insoluble therapeutic agent solubilized in a matrix of a gallate-containing compound. Other aspects provide methods of manufacturing and using such compositions and devices | 05-12-2016 |
20160128718 | MEDICAL BALLOON - A medical balloon assembly includes a balloon fitted to a balloon catheter. The balloon includes a balloon wall (which is a co-extrusion) with ribs or strengthening elements including amorphous polymer material. | 05-12-2016 |
20160120548 | DISSOLVABLE SLEEVE CONFIGURATIONS TO AID GRAFT DEPLOYMENT - A prosthesis including a self-expanding stent, a graft body, and one or more sleeves is disclosed, in addition to methods of treatment using the prosthesis. The proximal and distal ends of the prosthesis may include one or more sleeves and one or more barbs. The sleeves may be removable or dissolvable, for example, upon exposure to an activating agent. The prosthesis may be used to treat lacerated vessels and transected vessels. | 05-05-2016 |
20160113787 | ELONGATE MEDICAL DEVICE - An elongate medical device is provided. The device includes an elongate member defining a lumen through proximal, central, and distal portions. The central portion of the elongate member is defined from a plurality of closely aligned coils that establish the lumen within the central portion. The central portion further comprises a jacket disposed around a majority of an outer circumference of the plurality of coils, the jacket defining opposing first and second longitudinal edges that extend along the length of the central portion, and an elongate gap between opposing first and second longitudinal edges exposing portions of each of the plurality of coils aligned therewith, wherein the elongate gap allows for fluid communication from within or into the lumen through spaces between neighboring coils and through the elongate gap. | 04-28-2016 |
20160113753 | IMPLANTABLE MEDICAL DEVICE EXHIBITING DIMINISHING RADIAL FORCE - A filter assembly includes a plurality of leg elements in two sets which have a generally conical form and are held together at a coupling element or hub. Disposed by the hub is a biodegradable fastener element into which proximal ends of the leg elements are embedded. The fastener element is substantially rigid and has the effect of reducing the lengths (L | 04-28-2016 |
20160106564 | ENDOVASCULAR STENT GRAFT ASSEMBLY AND DELIVERY DEVICE - A pre-loaded delivery device that facilitates accurate placement of a stent graft assembly in the aorta is disclosed. A stent graft is carried on the delivery device and held in a pre-deployment configuration by a sheath. A split in the sheath facilitates the pre-cannulation of one or more branch arteries extending from the aorta before the stent graft is fully released in the aorta. The stent graft comprises a tubular body having at least one scalloped fenestration formed in one end of the graft material and at least one fenestration formed in the graft material of the main tubular body. A helical internal side branch extends from the fenestration within the lumen of the main tubular body. The helical side branch is configured to curve at least partially around the scalloped fenestration. The assembly further comprises a connection stent graft extending from the fenestration into a branch vessel. | 04-21-2016 |
20160106532 | STENT GRAFT AND INTRODUCER ASSEMBLY - A stent graft ( | 04-21-2016 |
20160106467 | CERVICAL CERCLAGE ASSISTANCE DEVICE - A medical device for interacting with a patient's cervix is provided. The device includes a grasper configured to allow gripping and compression of a patient's cervix when disposed proximate a patient's cervix and an elongate catheter comprising a distal portion that is selectively releasably connectable to the grasper. The grasper is adapted to interact with at least a portion of a patient's cervix when deployed, and a flexible member that extends from a first end portion of the grasper, with a proximal end portion retained by the grasper and an opposite distal end portion extending away from the grasper to a distal tip. | 04-21-2016 |
20160095688 | IMPLANTABLE MEDICAL DEVICE WITH IMPROVED ORIENTATION - An implantable medical device such as a filter has a generally conical shape formed by a set of filter legs extending from a free distal end to an apex of the assembly and specifically to a coupling device. A retrieval element such as a hook extends from the hub of. A spacer member is disposed at the hub and is formed of a plurality of curved wire elements. The spacer member has a radius or width smaller than the greatest radius of the filter device, defined by the free ends of the filter legs. The spacer member allows the filter assembly to tilt within a vessel but limits the tilt to a maximum desired or permitted tilt, ensuring that the retrieval device remains spaced from the vessel wall and therefore not subject to tissue ingrowth. | 04-07-2016 |
20160089515 | WIRE GUIDE FOR TRAVERSING BODY PASSAGES - A wire guide for feeding a medical catheter through the body passage of a patient to a distant target site within the body has a variably flexible distal portion. The distal portion facilitates threading the guidewire in a tortuous path through acute bends at branch junctions in the body passages of the patient. The wire guide end is able to feed into very delicate vessels such as ventricles of the brain and the spinal canal without puncturing the wall or damaging organs. | 03-31-2016 |
20160089008 | ENDOSCOPE MOUNTABLE VISUALIZATION DEVICE QUICK-CONNECT/RELEASE HANDLE ATTACHMENT MECHANISM - An endoscope can include an elongate, manipulable shaft with a distal-end visualization element and a handle body comprising at least one control surface for manipulating a distal region of the shaft, where the handle body includes a passage through which a length of the shaft is passable, and where the handle body includes a novel connection structure configured for firmly, securely, and removably mounting the handle to a channel of another endoscope in a manner axially aligning the passage with the channel to provide a path of communication for the shaft. A dual medical endoscope system can be constructed including a first and a second medical endoscope, where the first endoscope comprises an accessory channel with a proximal mounting port providing access thereto, and where the second endoscope comprises a handle body that is securely and removably attached to the proximal mounting port. | 03-31-2016 |
20160082230 | COMPLIANT SLEEVE FOR VASCULAR BALLOON - The present disclosure relates to vascular balloon catheters having one or more sleeves disposed around at least a portion of the balloon. The balloon may be non-compliant or semi-compliant and its behavior may be modified by using the sleeve. The behavior of the balloon may be modified in any manner by the sleeve where a variable length of the balloon expands before the entire length of the balloon expands. | 03-24-2016 |
20160082202 | APPARATUS FOR ACCURATELY CONTROLLING NEEDLE EXTENSION - Devices are illustrated which provide for accurately controlling the extension of a needle from a protective sheath to increase accuracy and improve the outcome of the treatment procedure. | 03-24-2016 |
20160074185 | LOADING APPARATUS AND SYSTEM FOR EXPANDABLE INTRALUMINAL MEDICAL DEVICES - Medical device loading apparatuses, systems, methods and kits are described. A loading apparatus comprises a main body having a proximal end defining a proximal opening, a distal end defining a distal opening, and a passageway extending between the proximal and distal openings. The passageway defines a proximal chamber having a first inner diameter, a distal chamber having a second inner diameter, and a transition chamber disposed between the proximal and distal chambers. The transition chamber has an inner diameter that transitions from the larger second inner diameter to the smaller first inner diameter. The main body has a separable connection that divides the main body between proximal and distal portions when disrupted. An expandable intraluminal medical device can be loaded into a delivery catheter using the loading apparatus by placing the device into the passageway such that it is in a radially-expanded configuration; pulling the device along an axial path through the loading apparatus such that the device transitions from the radially-expanded configuration to a radially-compressed configuration; and pushing the radially-compressed device along the axial path into the delivery catheter. | 03-17-2016 |
20160074183 | LOW PROFILE NON-SYMMETRICAL STENT - Various stents and stent-graft systems for treatment of medical conditions are disclosed. In one embodiment, an exemplary stent-graft system may be used for endovascular treatment of a thoracic aortic aneurysm. The stent-graft system may comprise proximal and distal components, each comprising a graft having proximal and distal ends, where upon deployment the proximal and distal components at least partially overlap with one another to provide a fluid passageway therebetween. The proximal component may comprise a proximal stent having a plurality of proximal and distal apices connected by a plurality of generally straight portions, where a radius of curvature of at least one of the proximal apices may be greater than the radius of curvature of at least one of the distal apices. The distal component may comprise a proximal z-stent coupled to the graft, where the proximal end of the graft comprises at least scallop formed therein that generally follows the shape of the proximal z-stent. Further, the distal component may comprise at least one z-stent stent coupled to the distal end of the graft and extending distally therefrom that reduces proximal migration of the distal component. | 03-17-2016 |
20160074130 | SHAPED ECHOGENIC NEEDLE GROOVE - Disclosed are embodiments of devices and methods for providing enhanced echogenicity to medical devices. At least two adjacent echogenic features with an intervening section positioned between the echogenic features are formed as a helical groove in a medical device surface. Each of the echogenic features has a depression that spans between first and second transition lips. In one form, each depression includes a steep portion adjacent a shallow portion wherein the steep portion has a first radius and the shallow portion has a second radius that is larger than the first radius such that the radii capture different wavelengths of ultrasound. The intervening section has a planar surface in which the first and second transition lips do not extend above. In one form, each of the at least two echogenic features has a length that is within 0.1 mm of a length of the intervening section. | 03-17-2016 |
20160074025 | INTRALUMINAL OCCLUSION DEVICES AND METHODS OF BLOCKING THE ENTRY OF FLUID INTO BODILY PASSAGES - An intraluminal occlusion device includes a frame and an attached covering. The frame includes longitudinal struts having concave and convex portions. The intraluminal occlusion devices can be implanted at an opening to a body vessel, such as a blind passage, to block the entry of fluid into the vessel. Methods of blocking the entry of fluid into bodily passages are also described. | 03-17-2016 |
20160066917 | A SURGICAL CLAMP APPARATUS AND A SURGICAL CLAMP FOR USE IN KEYHOLE SURGERY - A surgical clamp assembly | 03-10-2016 |
20160058982 | SHAPED OR TEXTURED MEDICAL BALLOON - A medical balloon ( | 03-03-2016 |
20160058545 | Anti-Leakage Prosthesis - A prosthesis and a method for directing flow through a passageway formed between a first bodily lumen and a second bodily lumen are provided. The prosthesis includes a body having a proximal portion, a distal portion and a lumen extending therethrough. The prosthesis also includes a sleeve operably connected to the body at a connected portion. The sleeve has a proximal portion, a distal portion, and a sleeve lumen extending therethrough. At least a portion of the body is positioned within at least a portion of the sleeve lumen and the distal portion of the sleeve is free from connection to the distal portion of the body and extendable away from the body to contact a wall of the first bodily lumen. The sleeve is configured to allow fluid flow through the sleeve lumen from the first bodily lumen to the second bodily lumen. | 03-03-2016 |
20160053784 | SYSTEM FOR CONTAINMENT AND ORGANIZATION OF MEDICAL WIRE - A system for containment and organization of a medical wire features a clamp. A first ridged and grooved clamping block is located on a clamp first side posterior end and a second ridged and grooved clamping block is located on a clamp second side posterior end. A first side compression member is located on an inside surface of a clamp first side and a second side compression member is located on an inside surface of the clamp second side. An adjustable ratcheting lock attaches the clamp first side and the clamp second side. A first finger grip is located on an outside surface of the clamp first side and a second finger grip is located on an outside surface of the clamp second side. A Medical wire is placed between the first side compression member and the second side compression member then the clamp is compressed against the medical wire. | 02-25-2016 |
20160045716 | DOUBLE-ENDED WIRE GUIDE AND METHOD OF USE THEREOF - The present invention generally relates to double-ended wire guides for use in a percutaneous procedure within a body cavity and to methods of using such devices. In certain embodiments, the wire guide includes a break-away discontinuity near at least one end of the wire guide. | 02-18-2016 |
20160045341 | ENDOLUMINAL DRUG DELIVERY DEVICE - A drug delivery device ( | 02-18-2016 |
20160038319 | ENDOVASCULAR GRAFT HAVING A CANNULATION POCKET - A stent graft for placement in a lumen of a patient is disclosed. The stent graft comprises: a main tubular body of a biocompatible graft material having a main lumen, the main tubular body having a proximal end and a distal end; a side arm extending from the main tubular body, the side arm having a side arm lumen, the side arm lumen being in fluid communication with the main lumen through a side arm opening in the main tubular body; and a cannulation pocket. The pocket comprises: an exit aperture positioned opposite the side arm opening; an entry aperture longitudinally spaced from the entry aperture in a direction toward the distal end of the main tubular body; and a wall, the wall laterally spaced from the main lumen so as to provide a guide surface for a cannula fed through the entry aperture. | 02-11-2016 |
20160038148 | OCCLUDING DEVICE AND METHOD OF MANUFACTURING OCCLUDING DEVICES - An occluding device for occlusion of fluid flow through a lumen of a body vessel manufactured by wedging fibers between adjacent coil windings of a primary coil so that the fibers extend generally radially across the primary coil body between the primary coil windings and outward therefrom. An elongated adhesive is inserted applicator into the primary coil lumen and subsequently proximally withdrawn while simultaneously depositing along the primary coil windings. The fibers and the adhesive are placed in overlapping locations so that the fibers extend through the adhesive. The fibers are thus blocked from slipping along their length relative to the coil body by the adhesive adhering to the fibers inside the primary coil lumen. The adhesive extends radially outward from the coil lumen no farther than the outer primary coil radius. The adhesive adheres to the fibers and may or may not adhere with the primary coil windings. | 02-11-2016 |
20160030694 | AIRWAY EXCHANGE CATHETER - Soft-tipped airway exchange apparatus for use when replacing an endotracheal tube in a patient with a new endotracheal tube. The apparatus comprises a polymeric catheter body sized for insertion into a passageway of the endotracheal tube, for ventilating the patient during replacement of the endotracheal tube. The catheter body has a proximal portion, a distal portion and a ventilation passageway extending longitudinally therein. The distal portion has a rigidity which is less than the rigidity of the proximal portion. | 02-04-2016 |
20160030218 | STENT GRAFT ADAPTOR - A stent graft adaptor has an outer graft tube and an inner graft tube with the inner graft tube substantially concentric with and within the outer graft tube. A joining member extends between the inner tube and the outer tube. The joining member can be a continuous fold of graft material extending from a proximal end of the outer tube to a proximal end of the inner tube. The inner tube has at least one self expanding stent on an outer surface thereof and the outer graft tube has at least one self expanding stent on an inner surface. The outer surface of the outer tube provides a sealing surface to engage against the wall of a vessel and the inner tube provides a sealing surface to engage with a corresponding sealing surface of a stent graft deployed through it. The outer sealing surface can include barbs. | 02-04-2016 |
20160022413 | LOCKING MECHANISM FOR SECURING THE INTERFACE BETWEEN STENT GRAFTS - A modular stent graft system and methods of assembly are disclosed. The stent graft assembly comprises a first stent graft having an interface region at its distal end and a first locking stent secured to an internal surface of the interface region. A second stent graft having an interface region at its proximal end is configured to at least partially overlap with the interface region at the distal end of the first stent graft. The second stent graft comprises a second locking stent secured to an external surface of the interface region. The first and second locking stents are configured to be engaged such that the second locking stent is nested between the first locking stent and an internal surface of the interface region of the first stent graft thereby interlocking the first and second stent grafts to each other. | 01-28-2016 |
20160022412 | LOW PROFILE NON-SYMMETRICAL STENT - A stent for use in a medical procedure having opposing sets of curved apices, where the curved section of one set of apices has a radius of curvature that is greater than the curved section of the other set of apices. One or more such stents may be attached to a graft material for use in endovascular treatment of, for example, aneurysm, thoracic dissection, or other body vessel condition. | 01-28-2016 |
20160022411 | ENDOLUMINAL PROSTHESIS HAVING MULTIPLE BRANCHES OR FENESTRATIONS AND METHODS OF DEPLOYMENT - A system for facilitating deployment of an endoluminal prosthesis may include a main tubular graft body including a proximal end opening, a distal end opening, a lumen, and a sidewall. A branch may extend from the sidewall and may include a first end opening, a second end opening, and a lumen. A fenestration may be disposed in the sidewall and positioned distal of the second end opening of the branch. A wire segment may include a proximal portion positioned proximal of the proximal end opening and a distal portion positioned distal of the distal end opening. The wire segment extend through the fenestration and through the lumen of the branch in a preloaded configuration. | 01-28-2016 |
20160015542 | SYSTEMS AND METHODS FOR DEPLOYING A PORTION OF A STENT USING AT LEAST ONE COILED MEMBER - The present embodiments provide systems and methods for deploying at least a portion of a stent. In one embodiment, the system comprises a cannula having an outer surface, and at least one coiled member having proximal and distal ends and a plurality of turns disposed therebetween. One of the proximal and distal ends of the coiled member is secured to the outer surface of the cannula, and the other of the proximal and distal ends of the coiled member is unsecured relative to the outer surface of the cannula. A portion of a stent is looped around the unsecured end of the coiled member and disposed within spacing between adjacent turns of the coiled member. Rotation of the cannula subsequently causes the portion of the stent to disengage from the coiled member. | 01-21-2016 |
20160000549 | Migration-Resistant Gastrointestinal Barrier - A prosthesis and a method for securing a prosthesis at a treatment site are provided. The prosthesis includes a material portion. The material portion includes a liquid-impermeable material layer, a porous material layer having a pore size adapted for promoting tissue ingrowth, and an adhesive portion provided on the porous material layer adapted to secure the material portion to a site for at least 24 hours following implantation of the prosthesis at the site. In some embodiments, the prosthesis further includes a body. | 01-07-2016 |
20150374481 | VASCULAR FILTER AND ANCHORING ARRANGEMENT THEREOF - A vena cava filter includes a plurality of filter legs with distal ends. Each distal end is a tip which curves radially outwardly and ends in a spherical or part spherical enlarged head element. A biodegradable barb is attached to the enlarged head element and is made of a biodegrade material, such that after degradation the enlarged head element also is left embedded in the vessel wall. The degradation of the barb will prevent further penetration of the distal end of the filter legs into the vessel wall and avoid any risk of piercing through the vessel wall. The enlarged head element also ensures that the distal ends of the filter legs remain firmly attached into the vessel wall in order to ensure correct long term placement of the filter in the vessel. | 12-31-2015 |
20150374475 | EXPANDABLE MESH WITH LOCKING FEATURE - The present embodiments provide an expandable mesh comprising a first coupling element, a second coupling element, and an intermediate portion disposed between the first coupling element and the second coupling element. Proximal retraction of the first coupling element relative to the second coupling element causes the intermediate portion to flare out to an enlarged width. In one embodiment, the first coupling element comprises a first tube and the second coupling element comprises a second tube. | 12-31-2015 |
20150374383 | IMPLANTABLE MEDICAL DEVICE WITH LUMEN CONSTRICTION - An implantable medical device includes a support structure which is twistable in a longitudinal direction of the device. A sleeve of filter or occluding material is attached to the ends of the structure. The structure in practice twists on itself in the longitudinal direction, causing the sleeve to twist on itself and as a result to close the lumen through the sleeve. The device provides reliable closure and as a result occlusion of a vessel. It is also able to be delivered over a guide wire. In another embodiment, the support structure includes a wire which coils around the sleeve to constrict the sleeve and as a result to close a lumen of the sleeve. | 12-31-2015 |
20150367098 | CATHETER OR SHEATH ASSEMBLY - A catheter or sheath includes an inner layer made of a relatively hard material, an intermediate layer formed of a strengthening member and being provided with interstitial material in the spaces between the elements of the strengthening member. Overlying the intermediate layer is an outer layer of, for example, polyamide. The interstitial material is relatively soft, which allows the catheter to be bent to smaller radii of curvature than prior art catheters with reduced risk of kinking. | 12-24-2015 |
20150366662 | Medical Devices, Systems, and Kits for the Medialization of a Vocal Cord - Medical devices, systems, methods, and kits for the medialization of a vocal cord are described. An embodiment of a medical device comprises a proximal portion, a distal portion, and an elongate body extending from the proximal portion to the distal portion. The elongate body defines a thread extending from the proximal portion and the distal portion. | 12-24-2015 |
20150366579 | APPARATUS AND METHODS FOR MAINTAINING A FORCE UPON TISSUE USING A LOOP MEMBER - The present embodiments provide apparatus and methods for treating tissue by applying a force to the tissue. In one embodiment, the apparatus comprises a deployable segment having proximal and distal regions, a main body extending therebetween, and a loop member formed at the distal region of the deployable segment. A cannula having a bore is dimensioned to circumferentially surround at least a portion of the main body at a location proximal to the loop member, and a spring member is disposed between the cannula and the loop member. The proximal end of the spring member is affixed to the cannula, and the distal end of the spring member is movable to apply a compressive force to adjust the size of the opening of the loop member and compress tissue disposed within the opening of the loop member. In an alternative embodiment, the cannula is omitted, and a diameter of the loop member is configured to be reduced and increased any number of times before final deployment of the deployable segment. | 12-24-2015 |
20150366578 | APPARATUS AND METHODS FOR MAINTAINING A FORCE UPON TISSUE USING A LOOP MEMBER - The present embodiments provide apparatus and methods for treating tissue by applying a force to the tissue. In one embodiment, the apparatus comprises a deployable segment having proximal and distal regions, a main body extending therebetween, and a loop member formed at the distal region of the deployable segment. A cannula having a bore is dimensioned to circumferentially surround at least a portion of the main body at a location proximal to the loop member, and a spring member is disposed between the cannula and the loop member. The proximal end of the spring member is affixed to the cannula, and the distal end of the spring member is movable to apply a compressive force to adjust the size of the opening of the loop member and compress tissue disposed within the opening of the loop member. In an alternative embodiment, the cannula is omitted, and a diameter of the loop member is configured to be reduced and increased any number of times before final deployment of the deployable segment. | 12-24-2015 |
20150359534 | STAPLING DEVICE AND METHOD - Medical devices and related methods for closing a perforation in a bodily wall are provided. The medical device generally includes an introducer device having a base defining a plurality of recesses formed therein. Visceral staples are disposed within the recesses in a delivery state and are biased toward a deployed state. A holding mechanism retains the staples in the delivery state, and the holding mechanism is moveable relative to the base to allow the staples to extend out of the recesses. The biased nature of the staples will cause them to transition into the deployed state after the staples have been released, such that the staples will thereby pierce adjacent tissue and remain closed. The holding mechanism can be retractable or pivotable out of engagement with the staples. The introducer device can include upper and lower jaws or a slidable cover relative to the base. | 12-17-2015 |
20150352336 | TEXTILE-REINFORCED HIGH-PRESSURE BALLOON - A textile-reinforced medical dilation balloon is provided, including a woven tubular textile sleeve with substantially longitudinal thermoplastic warp threads and at least one weft thread woven substantially perpendicular relative to the warp threads, where the sleeve defines a sleeve lumen. A medical dilation balloon is disposed within the sleeve lumen, and an adhesive coating substantially covers the inner and outer surfaces of the sleeve, attaching it to the balloon. | 12-10-2015 |
20150352335 | ANGIOPLASTY BALLOON IMPROVED WITH GRAPHENE - Inflatable medical balloons are disclosed herein. The inflatable medical balloons include balloon walls that are reinforced with graphene. The balloon walls can include any number of layers and one or more of the layers may include graphene. Catheters including the medical balloons are also disclosed in addition to methods for manufacturing the inflatable medical balloons. | 12-10-2015 |
20150343181 | OCCLUSION DEVICE AND METHODS OF USING THE SAME - An occlusion device for occluding a body vessel and methods of using the device are disclosed. | 12-03-2015 |
20150342634 | EXPANDABLE DEVICE FOR TREATMENT OF A STRICTURE IN A BODY VESSEL - An expandable and retrievable device for treatment of a stenotic lesion in a body vessel is disclosed. The device comprises a tubular portion including a proximal end and a distal end extending from the proximal end. The tubular portion has a lumen formed therethrough between the proximal and distal ends. The device further comprises an expandable member formed helically about the tubular portion. The expandable member is configured to helically close, defining a collapsed state for delivery of the device. The expandable member is configured to helically open, defining an expanded state for treatment of the stenotic lesion in the body vessel. The expandable member has at least one filter portion that helically extends from the tubular portion at a predetermined angle. This defines a proximally faced opening when the expandable member is in the expanded state. | 12-03-2015 |
20150342624 | STONE EXTRACTING MEDICAL DEVICE WITH BETTER STONE RETENTION - A medical device comprising a canula having a stone extracting unit on its distal end and a hand piece on its proximal end for operating the unit through the canula. The unit includes more than four annularly arranged tubular elements with fixed proximal ends and distal ends movable between opened and closed position by the movement of an equal number of wire elements extending through the tubular elements with their distal free ends fixed to the distal ends of tubular elements so as to define a 5 or 6 pointed star configuration. | 12-03-2015 |
20150342580 | LASER CUT NEEDLE CANNULA WITH INCREASED FLEXIBILITY - Needles are provided including elongate tubular cannulas having proximal portions, distal portions, and cannula walls defining cannula lumens. A distal portion of an elongate tubular cannula may include a distal end, one or more apertures disposed through, and along a first length of, the cannula wall in a pattern enhancing flexibility relative to a second length of the cannula wall lacking the apertures, and a sealing member disposed on the apertures. The apertures impart enhanced flexibility to the needle for navigating through tortuous pathways. | 12-03-2015 |
20150335351 | LOW PROFILE INTRODUCER APPRATUS - An introducer apparatus includes an outer sleeve and an inner cannula received within the lumen of the outer sleeve. The outer sleeve has a profile such that at least a portion of the distal end of the outer sleeve tapers in the distal direction at an angle not exceeding about 2° relative to a longitudinal axis of the apparatus. The distal open end of the outer sleeve has a wall thickness not exceeding about 0.003 inch. The inner cannula includes a tapered distal end portion. The tapered distal portion of the inner cannula extends distal to the distal open end of the outer sleeve, such that a generally smooth diametrical transition is provided between the outer sleeve tapered portion and the open distal end of the inner cannula. | 11-26-2015 |
20150328361 | ERODIBLE EMBOLIZATION MATERIAL - An embolization agent for use with a therapeutic drug solution for treating diffuse diseases in a targeted tissue vessel of a patient and a process thereof is presented. This embolization agent comprises an inner core of a fast dispersing material having a diameter less than a predetermined size for the opening in the targeted tissue vessel; and an outer sphere of an embolization material encompassing the inner core and having an initial diameter to occlude the initial opening in the targeted tissue vessel. During the treatment of the disease, the outer sphere of embolization material erodes at a predetermined rate, enhancing penetration of the embolization agent into the opening in the targeted tissue vessel. The inner core disperses into the targeted tissue vessel after becoming exposed by the erosion of the embolization material of the outer sphere. | 11-19-2015 |
20150327983 | PRELOADED WIRE FOR ENDOLUMINAL DEVICE - A system may include an endoluminal prosthesis and a guide wire. The prosthesis may include a tubular body including a graft material wall, a proximal end opening, a distal end opening, and a lumen extending longitudinally therein. The prosthesis may include first and second fenestrations in the graft material wall. The first and second fenestrations may be spaced from one another circumferentially about the tubular body. The guide wire may have a first end and a second end both extending from a region proximal of the proximal end opening. The guide wire may enter the proximal end opening, exit the first fenestration, partially traverse an exterior surface of the prosthesis, enter the second fenestration, and exit the proximal end opening. No portion of the guide wire may extend distally beyond the distal end opening. | 11-19-2015 |
20150320578 | FLEXIBLE STENT GRAFT - A flexible stent graft for deployment in a body vessel at a treatment site that includes a tubular body of graft material having circumferential crimps with alternative troughs and crests along its length, and a stent system comprising a plurality of circumferential turns which are attached at the crest. | 11-12-2015 |
20150313672 | IDEAL VALUES FOR LASER PARAMETERS FOR CALCULI REMOVAL - A set of ideal values for laser parameters is provided for a laser system for the fragmentation and removal of calculi. Particularly, the ideal values for laser parameters increases the effectiveness of removing calculi by increasing the pulse width. This set of ideal values for laser parameters increases the effectiveness of calculi removal by decreasing retropulsion distance of calculi fragments and by breaking up the calculi into smaller fragments that can then be easily removed from the body without the use of baskets or graspers. | 11-05-2015 |
20150313603 | IMPLANTABLE MEDICAL DEVICE WITH TWISTED ELEMENT - A vascular occluder includes a tubular support element and a sleeve of occluding material disposed within the support element. The sleeve is twisted in the support creating a constriction which closes the lumen of the sleeve. The lumen of the sleeve can nevertheless be opened by a guide wire or cannula for over the wire delivery. Once the guide wire or cannula are withdrawn from the sleeve, the sleeve will close again by the action of blood pressure thereon. Blood pressure will act to maintain closing pressure on the sleeve, thereby avoiding or reducing the risk of recanalization. | 11-05-2015 |
20150306317 | SYSTEMS AND METHODS FOR DELIVERING THERAPEUTIC AGENTS - The present embodiments provide systems and methods suitable for delivering a therapeutic agent to a target site. The systems generally comprise a container having first and second regions and a reservoir containing the therapeutic agent. A pressure source having pressurized fluid is in selective fluid communication with at least a portion of the reservoir. An outlet tube is in fluid communication with the reservoir of the container. At least one slot is formed in a lateral surface of the outlet tube at a position between first and second ends of the outlet tube. | 10-29-2015 |
20150305901 | Powered Medical Device Deployment System - Powered medical device deployment systems and methods are described herein. An embodiment of a powered medical device deployment system comprises a housing, a cannula, a sheath slidably disposed over the cannula, a flush port, a trigger, a drive mechanism, and a medical device. The drive mechanism is moveable between an on state and an off state. When the drive mechanism is in the on state the sheath is axially advanced over the cannula such that the medical device can be deployed at a point of treatment. | 10-29-2015 |
20150305852 | THORACIC AORTA STENT GRAFT WITH ACCESS REGION - A stent graft ( | 10-29-2015 |
20150297871 | NON-COMPLIANT HIGH STRENGTH MEDICAL BALLOON - A non-compliant high strength balloon ( | 10-22-2015 |
20150290426 | INTRODUCER ASSEMBLY AND PROTECTIVE SLEEVE THEREFOR - An introducer assembly includes an introducer element ( | 10-15-2015 |
20150290007 | DELIVERY SYSTEM FOR IMPLANTABLE MEDICAL DEVICE - A delivery system includes an inflatable delivery balloon formed with a plurality of constraining elements which create constrained regions in a body portion of the balloon, interposed between unconstrained regions. The constrained regions create recesses for receiving a medical device or part of a medical device. The constraining elements are preferably formed by woven or braided material, advantageously embedded within the wall of the inflatable balloon. The constraining elements provide a structure that will not flatten upon inflation of the balloon and also a structure which can readily be folded or wrapped for endoluminal delivery purposes, and which retains flexibility of the delivery device. | 10-15-2015 |
20150282957 | METHOD FOR MAKING A FLEXIBLE STENT-GRAFT - A method of making a stent-graft is provided. The method includes mounting a stent on a mandrel so that the stent is stretched when it is on the mandrel. A graft layer is then adhered to the stent while it is mounted on the mandrel. When the stent-graft is removed from the mandrel, the stent contracts and the graft layer becomes partially wrinkled when the stent is in its expanded relaxed state. | 10-08-2015 |
20150265439 | RING STENT - A wire stent assembly that has a first ring defining one end of the stent assembly, a second ring defining the second end of the stent assembly. Each ring is formed of wire. The wire of each ring also has a second section that extends parallel to the longitudinal axis of the wire stent assembly and perpendicular to the rings. Each of the rings has a loop that is parallel to the longitudinal axis and parallel to the rings. The stent assembly may form the support structure for a stent graft. | 09-24-2015 |
20150265390 | VASCULAR FILTER - A filter comprises an inner, anchoring basket arranged concentrically inside an outer, alignment basket. The anchoring basket comprises a plurality of anchoring struts terminating in barbs. The alignment basket includes a plurality of alignment struts, which terminate downstream of the anchoring struts. A lumen is provided through hubs of the filter so that the filter can be deployed over a guidewire. | 09-24-2015 |
20150257763 | OCCLUSION DEVICE - An occlusion device for placement within a body vessel may include a wire constructed support structure having a covering applied thereto. The covering includes a mixture of PET and ultra-high molecular weight polyethylene (UHMWPE). The covering is applied to the support structure via an electrospinning process to produce a non-woven fiber covering having increase strain capabilities relative to an electrospun PET covering without UHMWPE. The device has a nominal state that is radially expanded and a delivery state that is radially compressed and longitudinally extended for disposal within a low-profile delivery sheath. The covering increased strain capability allows for the device to have relative large diameter in the nominal state while still being capable of low-profile delivery. This occlusion device can provide faster occlusive capability when deployed and does not rely on delayed embolization. The covering extends across the vessel upon deployment to provide instant occlusion. | 09-17-2015 |
20150250990 | BALLOON CATHETER AND METHOD FOR MAKING SAME - In at least one embodiment of the present invention a balloon catheter is provided. The balloon catheter comprises a shaft having a lumen formed therethrough. Connected to the shaft is an inflatable balloon. The inflatable balloon has a balloon wall defining a balloon interior surface and a balloon exterior surface that is opposite the interior surface. In fluid communication with the balloon wall is the lumen for inflating the balloon to define an inflated state and for collapsing the balloon to define a deflated state. The balloon wall is textured in the deflated state such that the balloon interior surface is spatially registered with the balloon exterior surface. The balloon in the inflated state is tensioned to have a surface roughness substantially less than a surface roughness of the balloon in the deflated state. | 09-10-2015 |
20150250967 | ORAL APPLIANCE AND METHOD OF USE THEROF - The present disclosure relates generally to an oral appliance and to methods of using such a device. More particularly, the disclosure relates to a device including an inflatable balloon and a guide assembly. One aspect of the present disclosure provides an oral device including an elongated member extending from a proximal end to a distal end, and an inflatable balloon attached to the elongated member near the distal end, the inflatable balloon having a central lumen. Another aspect provides a method of intubating a patient using an oral appliance as disclosed herein. | 09-10-2015 |
20150250685 | GASTRIC PORT SYSTEM - A gastric port system for transport of materials to the interior of a body cavity that may include a port configured to be disposed between a first body cavity and an area adjacent to the first body cavity. The gastric port system may further include a first bolster disposed on the port where the first bolster includes a magnet, and a second bolster disposed on the port where the second bolster includes a magnet, and the magnets are attracted to each other. | 09-10-2015 |
20150250578 | MEDICAL DEVICE RETRIEVAL SYSTEM AND METHOD - A retrieval system for a medical device includes an access sheath, a clot catch with an attached mesh, and a filter catch having an attached retrieval member. The filter catch is translatable within clot catch, and the clot catch is translatable within the access sheath. The mesh is expandable into engagement with a body vessel during retrieval of the medical device. The mesh captures emboli that are dislodged during retrieval of the device. The device is captured by the clot catch during retrieval, and the clot catch is subsequently captured by the access sheath. The system can further include an inner sheath translatable within the clot catch, with the inner sheath capturing the medical device and the clot catch capturing the inner sheath. | 09-10-2015 |
20150245929 | HELICAL ARM TIE DOWN - A stent graft having a tubular body with a ostium in the side wall of the tubular body and a side arm extending from the ostium. The side arm comprising a tube of graft material extending at least partially helically around and longitudinally along the tubular body of the stent graft at least one-fourth the circumference of the tubular body to an open end and has a resilient reinforcing ring attached about and encircling its open end. The resilient reinforcing ring is permanently attached to the tubular body with a tie down arrangement that passes through the graft material of the tubular body and through the side arm and engages the resilient reinforcing ring to permanently hold the open end of the side arm against the tubular body surface. A line of radiopaque markers extends along the length of the side arm from the ostium to the open end. | 09-03-2015 |
20150238751 | DEVICE FOR PREPARING AN IMPLANTED MEDICAL APPARATUS FOR EXTRACTION - A device for preparing an elongated implanted medical apparatus, such as a cardiac lead, for extraction from the body of a patient. The device includes a first handle and a second handle. At least the first handle has a surface for receiving the implanted apparatus therealong. A wire member having a first end and a second end is positioned to span a distance between the surface of the first handle, and the second handle. The wire member first end is removably engaged with the first handle, and the wire member second end is removably engaged with the second handle. The wire member is sized and arranged to enable the wire member to be wound around a length of the implanted apparatus to facilitate extraction of the apparatus with a lead extraction device. | 08-27-2015 |
20150232975 | NICKEL-TITANIUM ALLOY INCLUDING A RARE EARTH ELEMENT - Disclosed herein is a nickel-titanium alloy comprising nickel, titanium, and at least one rare earth element. The nickel-titanium alloy comprises from about 34 at. % to about 60 at. % nickel, from about 34 at. % to about 60 at. % titanium, and from about 0.1 at. % to about 15 at. % at least one rare earth element. The nickel-titanium alloy may further include one or more additional alloying elements. In addition to radiopacity, the nickel-titanium alloy preferably exhibits superelastic or shape memory behavior. Medical devices comprising the nickel-titanium alloy and a method of making them are also disclosed. | 08-20-2015 |
20150230955 | DEPLOYMENT HANDLE FOR A PROSTHESIS DELIVERY DEVICE - A handle assembly for a delivery device the sequential release of trigger wires from a prosthesis to release the prosthesis from the delivery device. The handle assembly has two handles, one of which is a rotating handle. The rotating handle has a first and second trigger wire release mechanisms which operate to sequentially release a first and second trigger wire, respectively, and a locking mechanism. The other handle has a locking mechanism that prevents that operation of the second trigger wire release mechanism until the first trigger wire has been released. | 08-20-2015 |
20150230954 | CONTROLLED RELEASE AND RECAPTURE STENT-DEPLOYMENT DEVICE - A delivery device for deploying and resheathing an expandable prosthesis such as a stent. The delivery device includes a movable outer sheath and a fixed pusher/holder member that are configured for the sheath to retract in a proximal direction to release and/or to extend distally to resheath the stent. The device includes a spring-tensioned anti-backlash mechanism to accommodate any backlash elongation and/or compression of the pusher/holder member and sheath. | 08-20-2015 |
20150230947 | Tricuspid Regurgitation Model and Methods of Evaluating Intraluminal Medical Devices - Animal models useful in the evaluation of medical devices, such as intraluminal medical devices, including intraluminal valve prostheses, are described. An example animal model comprises an animal in which a chordae tendineae attached to at least one of the leaflets of the tricuspid valve has been cut during an interventional procedure. Methods of evaluating intraluminal medical devices are also described. An example methods comprises cutting chordae tendineae attached to a leaflet of a tricuspid valve of an animal; allowing the animal to recover from the step of cutting the chordae tendineae; implanting an intraluminal medical device at a target site within a body vessel of the animal; allowing the animal to recover from the step of implanting an intraluminal medical device; and monitoring in vivo performance of the intraluminal medical device. | 08-20-2015 |
20150230916 | PARAPLEGIA PREVENTION STENT GRAFT - A stent graft for deployment into the aorta of a patient has a tubular body with a proximal portion of a selected diameter; preferably a reduced diameter portion, distal of the proximal portion, having a diameter less than the selected diameter; a tapered portion, extending between the proximal portion and the reduced diameter portion; and optionally a distal portion, distal of the reduced diameter portion. At least three, preferably four or five, low profile side arms are provided, preferably in the reduced diameter portion and/or the tapered portion, for connection of an arm extension to an aortic branch vessel. All but one of the side arms are to be connected at the physician's choice, depending on the anatomy of the patient. One side arm is to provide temporary profusion to external of the stent graft after deployment of the stent grant into the aorta, and is subsequently blocked. | 08-20-2015 |
20150230915 | LOCKING MECHANISM FOR SECURING THE INTERFACE BETWEEN STENT GRAFTS - A modular stent graft system and methods of assembly are disclosed. The stent graft assembly comprises a first stent graft having an interface region at its distal end and a first locking stent secured to an internal surface of the interface region. A second stent graft having an interface region at its proximal end is configured to at least partially overlap with the interface region at the distal end of the first stent graft. The second stent graft comprises a second locking stent secured to an external surface of the interface region. The first and second locking stents are configured to be engaged such that the second locking stent is nested between the first locking stent and an internal surface of the interface region of the first stent graft thereby interlocking the first and second stent grafts to each other. | 08-20-2015 |
20150223953 | TELESCOPING URETERAL STENT - An indwelling stent is provided. The stent includes a distal member that extends between a distal end portion and a proximal end portion and defines a lumen therethrough, and a proximal member that extends between a distal end portion and a proximal end portion and defines a lumen therethrough, wherein the distal member and the proximal member collectively define the stent, and wherein the distal and proximal members are discrete components and are telescopingly arranged with the distal end portion of the proximal member extending over an outer surface of the distal member. | 08-13-2015 |
20150223925 | AORTIC GRAFT DEVICE - An aortic graft device ( | 08-13-2015 |
20150216689 | EMERGENCY VESSEL REPAIR PROSTHESIS DEPLOYMENT SYSTEM - A deployment device to deploy a prosthesis for interconnecting vessel portions of a body vessel is described herein. The device includes a support frame and an actuation member coupled to the support frame. The actuation member is movable between a first and a second position. A retaining member is movable between a closed and a open position. In the closed position, the retaining member forms a chamber to retain a length of a prosthesis in a compressed configuration. In the open position, the retaining member is positioned to allow the prosthesis to move to an expanded configuration. Movement of the actuation member to the second position causes movement of the retaining member to the open position. One or more retractable cuffs can be positioned over the ends of the prosthesis for selectively retaining the corresponding prosthesis ends in the compressed configuration. | 08-06-2015 |
20150209483 | BIOABSORBABLE MEDICAL DEVICES AND METHODS OF USE THEREOF - One aspect provides implantable medical devices including a bioabsorbable structure having a surface and having a coating layer on at least a portion of the surface. In certain embodiments, the coating layer includes a releasable bioactive and provides for a controlled absorption of the bioabsorbable structure upon implantation in a human or veterinary patient. Another aspect provides methods treating a disease including implanting such a device in a vessel of a human or veterinary patient. | 07-30-2015 |
20150202411 | Adjustable Vaginal Anchor for Uterine Tamponade Device and Methods of Using The Same - A device for use with a uterine tamponade apparatus, such as the Bakri postpartum hemorrhage balloon, is disclosed. The device comprises an adjustable anchor for deployment within the vagina to securely retain the balloon in its proper position within the uterine cavity, allowing the balloon to function as intended for the control and management of postpartum hemorrhage and uterine bleeding. Methods of use of the vaginal anchor are also disclosed. | 07-23-2015 |
20150202064 | ELECTRICALLY CHARGED MEDICAL DEVICE - A medical device with an outer surface prepared to reduce crystalline growth or surface fowling thereon is provided. The device includes an elongate member that extends between a distal end and a proximal end, and a lumen defined through at least a central portion of the member. The member is defined from a wire that is coiled to define the lumen therethrough, the coils of the wire are configured such that a plurality of the neighboring coils define a small space therebetween. The coiled wire includes a central metallic core that extends along the entire length of the wire defining the member and a polymeric jacket is wrapped around the core, wherein the polymeric jacket is configured to retain an electric charge disposed therethrough. | 07-23-2015 |
20150196392 | TRANSAORTIC VALVE ACCESS DEVICE - A valve insertion device for traversing a wire guide through a valve within an intraluminal passage. A wire guide is positioned near the outflow of a valve within an intraluminal passage. Alongside the wire guide, a pressure sensor is positioned to detect the pressure of the fluid in the intraluminal passage. As the valve opens, the fluid pressure at the outflow of the valve increases. This information is sent from the pressure sensor to a control system. From this information, the control system can determine when the valve will open and can actuate an advancement system to move the wire guide to traverse the open valve. After traversing the valve, various catheters and sheaths may be advanced over the wire guide through the valve. | 07-16-2015 |
20150182527 | COMPOSITIONS, DEVICES AND METHODS OF TREATING INFECTIONS - One aspect provides a composition including a quaternary ammonium salt and an azole. The azole and the quaternary ammonium salt can be present in proportions providing a synergistic effect against a fungal organism. In one embodiment, the composition also includes a pharmaceutically acceptable carrier. Another aspect provides implantable medical devices containing a composition including a quaternary ammonium salt and an azole. In certain embodiments, the combination is present in an elutable form. Another aspect provides methods of treating a human or veterinary patient for an infection including administrating a composition including a quaternary ammonium salt and an azole. | 07-02-2015 |
20150173925 | DELIVERY DEVICE WITH AN EXTENSION SHEATH AND METHODS OF USING THE SAME - Methods for delivering and deploying an endovascular graft to the common and internal iliac arteries are described. A system including a pre-loaded delivery device with a releasably attached extension cannula and an extension sheath for use with such methods is also described. | 06-25-2015 |
20150148890 | THORACIC STENT GRAFT - A tubular side arm assembly configured for mounting onto a stent graft to provide an accessible side arm. The side arm includes a lightweight space frame comprising a resilient wire, and the space frame comprises a cylindrical portion and a funnel portion. The cylindrical portion includes first and second circular planar ring portions that are parallel to each other and spaced apart axially, and at least two longitudinal struts extending between the first and second circular ring portions. The frame also includes a funnel portion including a substantially circular ring portion to define a larger end of the funnel portion and a pair of spaced apart antis extending from the substantially circular ring portion towards the cylindrical portion. The lightweight space frame is configured to support a biocompatible graft material. | 05-28-2015 |
20150148779 | SYSTEM AND METHOD FOR DELIVERING MATERIAL INTO A PATIENT - Apparatus for delivering material into a patient includes a catheter having a proximal end and a distal end. Material, preferably of filamentary or thread form, is fed from a material supply into a Y-fitting having a main branch and a side branch. The side branch is connected to a source of driving fluid able to feed drive fluid under pressure into the material carrier so as to pull material forwardly and out of the distal end of the catheter. The assembly includes an inner cannula within which material is passed from the material source. This increases the speed of delivery of material though the device and reduces the amount of drive fluid which is required. | 05-28-2015 |
20150147379 | MEDICAL DEVICES AND METHODS OF MANUFACTURE THEREOF - The embodiments relate generally to medical devices and to methods of their manufacture. One aspect provides devices including chitosan fibers that are a free of chemical cross linking. Another aspect provides a method of manufacturing such devices. | 05-28-2015 |
20150142043 | ANEURYSM CLOSURE DEVICE - An aneurysm closure device or flow diverter includes a frame member formed of crossing frame elements and a diverter portion formed of a plurality of blade elements extending in radially opposing directions from a diverter element. The flow diverter is ideally suited for diverting the flow of fluid from an aneurysm at a vessel bifurcation, whereupon the blade elements and diverter element can be positioned at the neck of the aneurysm so as to substantially close off the flow path into the aneurysm sac. The crossing frame elements hold the device in position at the bifurcation. The structure provides reliable deployment of the device and closure of an aneurysm. | 05-21-2015 |
20150132468 | METHOD OF MAKING A COATED WIRE GUIDE - In a method for making a wire guide, a fluoropolymer coating is removed from a distal section of an FP coated core wire to expose a metallic portion. A polymer coating is applied to a proximal section of the FP coated core wire such that the polymer coating overlays at least a portion of the FP coating, and to the distal section of the FP coated core wire including the exposed metal portion. The polymer coating is removed from the FP coating to form the wire guide having a proximal portion with the FP coating and a distal portion with the polymer coating. A hydrophilic coating may be applied to the distal portion over the polymer coating. | 05-14-2015 |
20150127088 | WOVEN FABRIC WITH SHAPE MEMORY ELEMENT STRANDS - The disclosure relates to a woven fabric for use in an implantable medical device. The woven fabric comprises shape memory element strands woven with textile strands. At least one of the shape memory element strands has at least one float of at least five textile strands between binding points. | 05-07-2015 |
20150119800 | DEFLECTABLE ACCESS SHEATH HANDLE ASSEMBLY WITH LOCKING MECHANISM - An elongate access sheath comprises a proximal portion and a lumen. The proximal portion supports a control handle, a brake pad, a tension gear, and a locking trigger. A deflector filament extends through the lumen and is coupled to the tension gear. The tension gear includes an outside and an inner engagement portion. The brake pad comprises a slot and an outside engagement portion. The locking trigger includes a pin disposed within the brake pad slot. The control handle includes a lever and an engagement portion. Upward movement of the lever engages the engagement portion with the outside engagement portion of the tension gear to rotate the tension gear in a first direction and slides the deflector filament to bend the lumen distal portion. Translation of the locking trigger engages the brake pad and the tension gear to prevent rotation of the tension gear in an opposite second direction. | 04-30-2015 |
20150119633 | INTRAVASCULAR DEVICE ATTACHMENT SYSTEM HAVING BIOLOGICAL MATERIAL - A method of attaching an intravascular device to a vessel wall of a body vessel is disclosed. The attachment system includes an intravascular device and biological attachment material connected to the intravascular device. The biological attachment material is configured to attach the intravascular device to the vessel wall. | 04-30-2015 |
20150112420 | FENESTRATED STENT GRAFTS - A stent graft ( | 04-23-2015 |
20150112383 | CLOSURE DEVICE - A closure device for a body passageway of a patient includes a plug member formed from an extracellular matrix material. The plug has a compressed condition, and is modifiable therefrom to an expanded condition for occluding the body passageway. A plurality of first frame members is disposed along a first side of the plug. The first frame members are aligned in a first position relative to the plug when the plug is in the compressed condition, and movable therefrom to a second position for occlusion of the passageway. A plurality of second frame members is disposed generally along a second side of the plug. The second frame members are aligned in a first position relative to the plug when the plug is in the compressed condition, and movable therefrom to a second position for occlusion of the passageway. | 04-23-2015 |
20150112378 | RELEASE MECHANISM - The disclosure provides a release mechanism, method of manufacturing, and method of releasing a medical device. The mechanism comprises a generally elongate shaft, an actuating member receivable in the elongate shaft, the actuating member having an interlocking position and a releasing position, and at least two opposed arms at a distal end of the elongate shaft, biased to open relative to each other, each arm comprising a gripping portion at a distal end, and at least one interlocking member. The gripping portions of the arms may define a hollow space for holding a device. The interlocking member of each arm is longitudinally spaced from the interlocking member of any other arm and extends circumferentially around the actuating member. The actuating member is longitudinally retractable from the interlocking position to the releasing position to enable the arms to open for releasing a medical device from the gripping portions. | 04-23-2015 |
20150099995 | WIRE-EMBEDDED POLYMER-BODY NEEDLE - A medical needle including an elongate tubular body having an outer wall defining at least one longitudinal lumen is provided. The at least one longitudinal lumen may be configured to provide access for at least one of a wire guide, a therapeutic tool, a diagnostic tool, a medicament, and/or contrast fluid. The body may be configured with sufficient length and flexibility to be extended out of and operated through a working channel of a surgical endoscope. The body further includes one or more wires embedded in, and secured substantially immovably relative to, the outer wall. A distal end of the body includes a needle tip configured with at least one sharpened surface configured to penetrate into body tissue. | 04-09-2015 |
20150094754 | FILTER DEVICE, SYSTEM, AND METHOD - A filter device has a single hub and a plurality of filter struts extending in a first longitudinal direction. A plurality of wire loops extend in a second longitudinal direction opposite the filter struts. The filter struts and wire loops each engage the vessel wall of a body lumen when deployed. The wire loops limit the filter device from becoming tilted and embedded in the vessel wall. A retrieval device includes a sheath and a snaring mechanism. The snaring mechanism engages a hook member of the filter and the sheath envelopes the wire loops and filter struts. The sheath will cause the wire loops to bend and fold over the filter struts during retrieval such that the wire loops and filter struts extend in the same longitudinal direction after being enveloped by the sheath. | 04-02-2015 |
20150094649 | THERAPEUTIC AGENTS FOR DELIVERY USING A CATHETER AND PRESSURE SOURCE - The present embodiments provide systems and methods suitable for delivering a therapeutic agent to a target site. A container holds the therapeutic agent and a pressure source has pressurized fluid in selective fluid communication with at least a portion of the container. A catheter, in fluid communication with the container, has a lumen sized for delivery of the therapeutic agent to a target site. In one embodiment, a diameter of particles of the therapeutic agent is in a range of between about 1 micron to about 925 microns, a mass of the particles of the therapeutic agent is in a range of between about 0.0001 mg to about 0.5 mg, a ratio of an inner diameter of the catheter to the diameter of particles is at least 4:1, and a regulated pressure of the pressurized fluid is between about 0.01 psi to about 100 psi. | 04-02-2015 |
20150093496 | MEDICAL DEVICE COATINGS FOR RELEASING A THERAPEUTIC AGENT AT MULTIPLE RATES - Medical device coatings are provided that simultaneously release a therapeutic agent at different rates from different portions of the medical device coating. In a first embodiment, medical device coatings are provided that include particles comprising a therapeutic agent with two or more different particles sizes within a single layer on a surface of the implantable device. In a second embodiment, medical device coatings are provided having a higher concentration of the therapeutic agent in a first region of the coating than in a second region of the coating. In a third embodiment, medical device coatings are provided that are formed by certain coating processes wherein the droplet size of a spray coating solution is changed during the coating process. These coating processes preferably include applying a solution comprising a therapeutic agent and a suitable solvent to a surface of an implantable medical device. In a fourth embodiment, methods of treatment are provided that include implanting a coated medical device. | 04-02-2015 |
20150088121 | Ablation Overtube - An energy delivery system and a method of delivering energy to a tissue are provided. The energy delivery system includes an overtube. The overtube includes a body having a proximal portion, a distal portion and a lumen extending at least partially therethrough. The proximal portion is adapted to be positioned over a distal portion of an endoscope. The body also includes a first plurality of openings formed in the body and connected to the lumen and an electrode operably connected to the body and extending over at least a portion of a surface of the body. The lumen is operably connectable to a vacuum source and the electrode is operably connectable to a power source. | 03-26-2015 |
20150080938 | VASCULAR IMPLANT RETRIEVAL ASSEMBLY AND METHOD - A retrieval assembly for retrieving an implanted device includes an outer catheter; an interior tube arrangement with a first tube extending through the catheter lumen and having a first distal end, and with a second tube having extending through the catheter lumen outside the first tube. The second tube has a distal portion extending distally past the first distal end with a bend toward the first tube axis and with a second distal end. An entangling element is configured to be advanced through the second tube past the second distal end and to be at least partially retracted into the second tube. A withdrawal tool configured for engaging the implanted device and for at least partially retracting the implanted device into the first tube. The entangling element may have a distal flexible coil, and the withdrawing tool may have a distal pickup hook. | 03-19-2015 |
20150073470 | VENA CAVA FILTER - The disclosure provides an implantable medical device comprising a material capture element, which has a generally closed conical deployed shape and a narrow end disposed at or proximate the first end of the device. The material capture element includes a wide end facing the second end of the device, the material capture element having a zone of wider radial dimension which provides a first vessel contact site. A plurality of wire tethers are coupled to the wide end and extend to the second end. The wire tethers define a substantially open passageway for blood and provide a second vessel contact site. The first and second contact sites are spaced longitudinally from one another to provide stability. A first retrieval element is disposed at the first end and coupled to the narrow end, while a second retrieval element is disposed at the second end and coupled to the wire tethers. | 03-12-2015 |
20150066010 | EXPANDABLE MESH PLATFORM FOR CARDIAC ABLATION - An ablation device and methods for using the same. The ablation device has an inner shaft, an outer shaft, a mesh, a conductive coating on the mesh, and a compression mechanism. The inner shaft is disposed within the outer shaft and the compression mechanism moves the inner shaft relative to the outer shaft. The mesh expands when the compression mechanism moves the inner shaft proximally relative to the outer shaft. Electrical energy is delivered to the conductive coating to ablate tissue proximate the conductive coating. | 03-05-2015 |
20150057739 | WIRE COLLECTION DEVICE FOR STENT DELIVERY SYSTEM - A wire collection device for a stent delivery system includes a plurality of nested wire collection drums with a first drum concentric in a second drum. A thumbwheel coupled to the first drum can rotate to actuate rotation of the first drum to collect the retraction wire around the diameter of the first drum. A catching mechanism can rotate about the first drum to engage a catch portion of the second drum and actuate rotation of the second drum to collect the retraction wire around the outer diameter of the second drum. This increases the collection diameter of the retraction wire to provide a mechanical advantage for sheath retraction. | 02-26-2015 |
20150057737 | Stent Graft Assembly for Treating Branched Vessels - This invention relates generally to an endoluminal prosthesis, and more particularly, to a stent graft assembly and method for treating branched vessels. The assembly includes a first pr sthesis, such as an iliac branch device (IBD), comprising a tubular main body, a first leg extending from a distal end of the main body and at least one fenestration formed in the main body. An internal tubular side branch extends proximally from the fenestration into the lumen of the main body, resulting in an iliac branch device having an overall reduced proximal length. The assembly further includes a second prosthesis, or a bridging limb, having a distal end with a scalloped fenestration formed therein to accommodate sealing with the proximal end of the iliac branch device without interfering with the internal branch. A connecting stent graft adapted for placement in the internal iliac artery may be sealingly connected to the internal branch. | 02-26-2015 |
20150057699 | DETACHABLE TREATMENT DEVICE DELIVERY SYSTEM UTILIZING COMPRESSION AT ATTACHMENT ZONE - A detachable treatment device delivery system includes a delivery sheath defining a lumen, a treatment device having a proximal attachment segment configured for receipt within the delivery sheath, and a deployment wire configured for receipt within the delivery sheath. A delivery configuration is defined by an overlap of a distal segment of the deployment wire and the proximal attachment segment within an attachment zone of the delivery sheath. In the delivery configuration, an inner surface of the delivery sheath is outwardly expanded and compressed around the deployment wire and the treatment device at the overlap. In a deployed configuration, the deployment wire is proximally spaced from the attachment zone, and the proximal attachment segment is distally spaced from the attachment zone and the distal opening. | 02-26-2015 |
20150057698 | DETACHABLE TREATMENT DEVICE DELIVERY SYSTEM WITH NARROWED DIAMETER REGION AT ATTACHMENT ZONE - A detachable treatment device delivery system includes a delivery sheath defining a lumen, a treatment device having a proximal attachment segment, which includes an enlarged outer diameter region, configured for receipt within the delivery sheath, and a deployment wire configured for receipt within the delivery sheath. A delivery configuration is defined by an overlap of a distal segment of the deployment wire and the enlarged outer diameter region within an attachment zone of the delivery sheath. The deployment wire and the treatment device have a combined outer diameter at the overlap, and, in the delivery configuration, the overlap is proximally spaced from a narrowed diameter region of the attachment zone, which has a smaller diameter than the combined outer diameter. In a deployed configuration, the deployment wire is proximally spaced from the attachment zone, and the proximal attachment segment is permitted to advance through the distal opening. | 02-26-2015 |
20150057671 | ENHANCED OUTER SHEATH FOR EXTRACTION DEVICE - A device for extracting an elongated implanted structure from an obstruction within a vessel of a patient includes an inner sheath assembly and an outer sheath assembly. The inner sheath assembly includes an inner sheath and a tip, each having a passageway therethrough for receiving the implanted structure. The tip is configured for cutting and/or disrupting the implanted structure from the obstruction. The outer sheath assembly includes an outer sheath and a tip, each having a passageway therethrough for receiving the inner sheath assembly. The outer surface of this tip includes a plurality of raised elements circumferentially disposed therealong. The raised elements are configured for stabilizing the tissue of the vessel as the device is advanced through the vessel. | 02-26-2015 |
20150051692 | ASSEMBLY FOR TREATING BRANCHED VESSELS - This invention relates generally to an endoluminal prosthesis, and more particularly, to a stent graft assembly and method for treating branched vessels. The assembly comprises a first prosthesis having an overall shortened length comprising a main body formed of biocompatible graft material having a tapered proximal end. A bifurcated portion extends distally from the main body. The bifurcated portion comprises a first tubular portion defining a first lumen and a second tubular portion defining a second lumen. The assembly further comprises a second prosthesis having a tubular body of biocompatible graft material with a flared distal end portion. The flared distal end portion of the second prosthesis is configured to sealingly engage with the tapered main body of the first prosthesis. | 02-19-2015 |
20150051588 | DRAINAGE CATHETER AND ASSEMBLY WITH ROTATIONAL FITTING AND METHODS OF USE - A catheter having a longitudinal body includes a rotational fitting located thereon, thus defining a distal longitudinal body portion distal of the fitting and a proximal longitudinal body portion proximal of the fitting. The respective proximal and distal longitudinal body portions are independently moveable from each other such that movement of one of the proximal and distal longitudinal body portions of the catheter, such as during removal and/or replacement of a urine drainage bag from the proximal end of the catheter, does not impart movement to the distal longitudinal body portions of the catheter that may be located in the patient's urethra and bladder. Methods of handling a drainage catheter and for removing a fluid collection bag from a catheter assembly are also disclosed. | 02-19-2015 |
20150045615 | SYSTEM AND METHOD FOR EXTERNAL PERCUTANEOUS CONNECTIONS - The present invention provides a system and method for creating a percutaneous fluidic connection. In one embodiment, the system includes an endoscope having an end cap with a tube that defines a distal cavity and an internal magnet circumferentially arranged around the distal end of the tube. The internal magnet is delivered into the patient's stomach and pressed against an inner wall of the stomach. An external magnet is placed on an external surface of the patient's skin corresponding to the location of the internal magnet and the inner and external magnets are coupled together. An incision is made through the skin to access the distal cavity, and an overtube containing a PEG device is inserted into the distal cavity. The magnets are decoupled and removed, leaving the overtube in place, which is subsequently retracted from the PEG device, allowing the PEG device to be anchored in place. | 02-12-2015 |
20150038919 | Hemostasis Mechanism And Method - A hemostasis mechanism includes a housing having a valve body, a connector coupled to a distal end of the valve body, and a cap coupled to a proximal end of the valve body. A first valve is within the housing and has a fixed state of axial compression between the valve body and the cap. A second valve is within the housing and has a range of states of axial compression between the valve body and the connector. The first valve has a self-closing bias and forms a lower pressure seal about a medical device pushed therethrough. The second valve has a self-opening bias and forms a higher pressure seal about the medical device via adjustment of its state of axial compression. | 02-05-2015 |
20150025531 | Ablation Mesh - An ablation device and a method of ablating a tissue are provided. The ablation device includes a tubular member having a proximal portion, a distal portion, a lumen extending at least partially therethrough and a conductive portion. The tubular member has a first configuration and a second configuration. The ablation device includes a distal cap operably connected to the distal portion having a diameter that is smaller than a diameter of a distal end portion of an endoscope and a proximal ring connected to the proximal portion having a diameter greater than a diameter of the distal end portion. The ablation device also includes a first catheter operably connected to the distal cap and a second catheter operably connected to the proximal ring, where the proximal ring is movable relative to the distal cap to move the tubular member between the first configuration and the second confirmation. | 01-22-2015 |
20150018937 | PERFUSION REGULATION SYSTEM - A reperfusion system and method of perfusing a blood vessel using the reperfusion system are provided. The system includes an introducer sheath, a middle catheter extending through the introducer sheath, and a balloon microcatheter extending through the middle catheter. A connecting tube extends between a lumen of the introducer sheath and a valve at a proximal end of the microcatheter. A flow path is defined along a lumen of the introducer sheath, through the connecting tube, into the microcatheter, and out of a distal opening of the microcatheter. The balloon is disposed adjacent the exit point of the flow path to reduce reflux. Embolic material can be introduced into the microcatheter at the valve to exit at the same location as the blood flow. | 01-15-2015 |
20150017317 | OCCLUDING DEVICE FOR OCCLUSION OF A BODY VESSEL AND METHOD FOR MAKING THE SAME - In at least one embodiment of the present invention, a method for making an occluding device for occlusion of fluid flow through a lumen of a body vessel is provided. The method comprises attaching a coating to an embolization coil that is substantially straight. The coating is nominally strained on the substantially straight embolization coil. The embolization coil has a pre-curled tension to facilitate the embolization coil being curled within the lumen of the body vessel when deployed. The embolization coil is restrained from curling until deploying to reduce pre-deployment straining of the coating. | 01-15-2015 |
20150011834 | SYSTEM AND METHOD FOR INTRODUCING MULTIPLE MEDICAL DEVICES - A method and apparatus for introducing a first elongate medical device and short wire guide that are coupled together into a work site and remotely disconnecting them within the work site such that a secondary device comprising a catheter member can be introduced over the wire guide to the work site, and/or a second wire guide can be introduced to the work site via a passageway of the primary access device. A separating member may be provided to remotely separate the wire guide from the elongate medical device. | 01-08-2015 |
20140379018 | MEDICAL DEVICES WITH DETACHABLE PIVOTABLE JAWS - Medical systems, devices and methods are provided for engaging tissue, e.g. for clipping tissue, closing a perforation or performing hemostasis. Generally, the medical system including a housing, first and second jaws rotatable relative to the housing, a driver, and an elongate drive wire. The elongate drive wire may be disconnected from the driver, first and second jaws, and the housing, which are left in vivo engaged with the tissue. The medical device of the system may include a biasing strip engaged with the jaws, and/or a gripping strip attached to at least one of the jaws to improve the engagement of the tissue between the jaws. | 12-25-2014 |
20140364934 | INTRODUCER FOR AN ILIAC SIDE BRANCH DEVICE - An introduction arrangement for a fenestrated or branched stent graft ( | 12-11-2014 |
20140364933 | INTRODUCER FOR AN ILIAC SIDE BRANCH DEVICE - An introduction arrangement for a fenestrated or branched stent graft ( | 12-11-2014 |
20140364932 | INTRODUCER FOR AN ILIAC SIDE BRANCH DEVICE - An introduction arrangement for a fenestrated or branched stent graft ( | 12-11-2014 |
20140364931 | INTRODUCER FOR AN ILIAC SIDE BRANCH DEVICE - An introduction arrangement for a fenestrated or branched stent graft ( | 12-11-2014 |
20140364834 | Weeping Balloon Catheter With Drug Delivery Through Dilation Balloon - A weeping balloon catheter includes a catheter having an elongate tubular body defining a medical device lumen and a liquid delivery lumen. A dilation balloon is disposed at a distal end of the elongate tubular body and is in fluid communication with the liquid delivery lumen. The dilation balloon includes a fluid communication channel through an outer wall of the dilation balloon. A flow restriction member is positioned along the fluid communication channel and has an open position permitting fluid communication along the fluid communication channel and a closed position blocking fluid communication along the fluid communication channel. A drug delivery path of the weeping balloon catheter is defined by the liquid delivery lumen and the dilation balloon. | 12-11-2014 |
20140358159 | METHOD OF ASPIRATING A THROMBUS ACCUMULATION BETWEEN A VENEOUS VALVE AND A VEIN WALL - A method of removing thrombus accumulation from a space between a body valve and a wall of a body vessel is described herein. The method can include an occlusion catheter with a first occlusion member positioned on the second side of the vessel. An aspiration catheter is introduced through the vessel and the valve. The aspiration catheter can have a nozzle with a bent configuration to position the end opening proximate to the thrombus accumulation. | 12-04-2014 |
20140357983 | ACCESS NEEDLES AND STYLET ASSEMBLIES - Access needles and methods of using the needles are set forth in this disclosure. The needles can include a handle and a cannula having a proximal end operatively connected to the handle, a distal end, and a lumen extending through the body of the cannula. A protective sheath may surround the cannula. Further, a stylet may be removably disposed within the lumen of the cannula. The stylet includes a piercing tip at a distal end and a flexible body length extending proximally from the piercing tip to the handle. The flexible body of the stylet provides a path of fluid communication through the lumen of the cannula such that a contrast fluid can effectively pass through the lumen of the cannula. Methods of introducing cannulas to target locations within a body of a patient are also set forth in this disclosure. | 12-04-2014 |
20140350657 | EXPANDABLE MEDICAL DEVICE WITH AN END STRUCTURE HAVING A TRANSITIONAL SURFACE - An expandable intraluminal medical device is provided. The medical device is provided with end structures that have transitional surfaces defined by two angled planes. The transitional surfaces may be useful in reducing scraping between the expandable device and a restraining sheath used for delivering the medical device. | 11-27-2014 |
20140350524 | Wire Guide Engagement And Withdrawal Tool And Method - A tool for engaging and withdrawing a wire guide from a patient includes a deformable distal segment having a self-expanding bias such that the distal segment assumes a tortuous configuration, and a control line attached to the distal segment and configured to extend through an intraluminal sheath, such that pulling the control line deforms the distal segment in opposition to the self-expanding bias to tighten about a wire guide. The tool may be withdrawn from the patient while tightened about the wire guide, such that the wire guide simultaneously extends out of the patient at each of a first and a second percutaneous entry point. | 11-27-2014 |
20140350455 | Intraluminal Activation System And Method Of Activating An Inactive Agent - An intraluminal activation system for activating an inactive agent includes a catheter defining an inflation lumen and a medical device lumen. A longitudinal distal segment of the catheter defines a transparent treatment region. An inflation balloon is disposed at the distal end of the catheter and over at least a portion of the transparent treatment region. An elongate energy transmission wire is configured to transmit activation energy from a proximal end thereof to a distal end thereof. The activation system has a configuration in which the balloon is expanded, the energy transmission wire is received within the medical device lumen such that the distal end of the energy transmission wire is within the transparent treatment region, and activation energy is emitted from the energy transmission wire, through the transparent treatment region, through the balloon, and toward the inactive agent. | 11-27-2014 |
20140343664 | IMPLANTABLE FLOW DIVERTER - A flow diverter for implantation into a patient's vessel includes a distal annular support element and a proximal annular support element, the proximal and distal support elements supporting a longitudinally twisted diverter element. The flow diverter is designed to be disposed within a vessel and to impart a rotational or twisting motion to the flow of blood passing therethrough, thereby to reduce the pressure of blood at the center of the vessel. Such flow diversion can reduce the pressure of blood impinging upon an aneurysm at a bifurcation downstream of the vessel. The device can be particularly useful for the treatment of aneurysms occurring at the bifurcation between the basilar artery and the posterior cerebral arteries. | 11-20-2014 |
20140336761 | Vocal Cord Medialization - Medical devices, medical device kits, and related methods of treatment are described. An exemplary medical device comprises a proximal portion having an outer surface defining a thread and an inner surface defining a passageway having a keyed portion, a distal portion providing an atraumatic tip, and a flexible main body extending between the proximal portion and the distal portion. The medical device can be positioned in contact with a paralyzed vocal cord to cause a desired medialization for treatment of the vocal cord. The flexible main body allows for deflection upon contact and/or interaction with another device passed into the airway of a treated patient. | 11-13-2014 |
20140336742 | Delivery Catheter Including Collapsible Sleeve And Method Of Operating Same - A catheter system includes an introducer sheath and a delivery catheter having an external surface. A sleeve connector is supported on and axially movable relative to the external surface of the delivery catheter. A collapsible sleeve has a first end attached to the external surface of the delivery catheter at a first attachment and a second end attached to the sleeve connector at a second attachment. The catheter system includes a medical device placement configuration in which the delivery catheter is received through the introducer sheath, the sleeve connector is removably attached to the introducer sheath, and the collapsible sleeve is positioned radially between the external surface of the delivery catheter and an internal surface of the introducer sheath. | 11-13-2014 |
20140336617 | System, Method, and Kit for Providing the Diameter of a Balloon During Treatment - Medical systems are described herein. More particularly, the disclosure relates to medical systems, methods, and kits useful in providing the diameter of a balloon during the performance of a procedure. An exemplary medical system comprises a balloon catheter, an inflation device, and a measuring device having one or more indicia. Each indicium of the one or more indicia has a form that corresponds to the nominal value of a balloon diameter. | 11-13-2014 |
20140330303 | VASCULAR PLUG - A vascular plug has a frame or skeleton which includes a ring of spring material and, attached to the frame, a cover of impervious or porous material. The plug is able to open a cup configuration when in a deployed condition, so as to provide an occlusion barrier to blood flow. The frame can be radially contracted by twisting into a multi-coiled configuration for deployment through an introducer. The vascular plug has a very short deployment length, making it suitable for deployment in precise locations and is also able to expand to a variety of operating diameters, thereby being suitable for a range of vessel sizes. | 11-06-2014 |
20140330302 | LOOPED CLOT RETRIEVER WIRE - A clot retrieval system for removing clots from a body lumen. The clot retrieval system includes an elongated sheath and a wire assembly. The wire assembly is comprised of four wire segments, each biased to have a distally extending circumferential curve. Two wire segments are connected together at a proximal end and a distal end to form a first loop, and are connected to a shaft. Two other wire segments are connected together at a proximal end and a distal end to form a second loop and are connected to the first two wire segments. The second loop is covered with a membrane to catch clots. The wire assembly may be compacted by retracting it within the elongated sheath, or expanded by extending it from the elongated sheath. | 11-06-2014 |
20140324073 | SURGICAL CLAMP APPARATUS AND A SURGICAL CLAMP FOR USE IN KEYHOLE SURGERY - A surgical clamp for forming a clamping loop around a bodily lumen is disclosed. The clamp is deliverable through keyhole surgery. The clamp comprises: an elongate body comprising an elongate deformable layer having a first hardness and an elongate core having a second hardness, the first hardness less than the second hardness; a leading portion comprising a gripper, the gripper having an open mouth gripably engageable with the deformable layer to form the clamping loop; and a trailing portion. The elongate body joins the trailing portion to the leading portion. The elongate body is biased to move from a constrained generally straight condition within a delivery device to an unrestrained curled condition within a patient. | 10-30-2014 |
20140309672 | CLOT BUSTER ASPIRATION CATHETER - A medical device for breaking up and aspirating material, especially intravenous clots, having a catheter, a barrel, and a sheath is disclosed. The catheter has a lumen through which material is aspirated. The barrel has a first and second end connected by a plurality of blades that are self-biased to extend outward. The sheath provides a selective radial constraint such that the blades are constrained when the sheath covers the barrel and unconstrained when the sheath is retracted. | 10-16-2014 |
20140309631 | FLATTENED MESH ABLATION DEVICE - A flattened mesh ablation device for ablating tissue in a body lumen is disclosed. The flattened mesh ablation device includes a flattened mesh with at least one conductor on an edge of the flattened mesh. When the flattened mesh is compressed axially it expands radially to contact the inner surface of the body lumen in a helical pattern. Energy is applied to the conductor ablating tissue proximate the conductor. | 10-16-2014 |
20140305827 | Medical Device Packaging System, Package And Method - A packaging system for medical devices includes a elongate connector having a plurality of channels formed therein, and a first and a second tubular holder configured to form an assembly with an elongate, coiled medical device. The first and second tubular holders each have shapes congruous with the plurality of channels, and are positionable therein such that the elongate connector forms a bridge attaching the tubular holders in an assembly with a medical device. | 10-16-2014 |
20140296960 | Medical Device Delivery System And Method Of Flushing Same - A medical device delivery system includes a catheter defining an inner space, and an outer retractable portion positioned over the catheter and defining an annular space between the catheter and the outer retractable portion. At least one bypass opening through a sidewall of the catheter fluidly connects the inner space and the annular space. A tubular sealing member is positioned in the annular space proximal to the bypass opening. The tubular sealing member is movable between a compressed state in which proximal fluid flow through the annular space is inhibited by the tubular sealing member, and a non-compressed state in which proximal fluid flow through the annular space at the tubular sealing member is permitted. | 10-02-2014 |
20140296957 | GRADUALLY SELF-EXPANDING STENT - A gradually self-expanding stent is provided with a plurality of stent cells. A restraining material is attached to the stent structure and restrains the stent structure from expanding to the expanded configuration. Over time the restraining material releases the stent structure to allow the stent structure to expand to the expanded diameter. An anti-thrombotic drug is incorporated into the restraining material. | 10-02-2014 |
20140296906 | APPARATUS AND METHODS FOR IN SITU EMBOLIC PROTECTION - The present invention provides apparatus and methods for treating a vascular condition by restoring patency to a vessel while reducing the likelihood that emboli become dislodged into the bloodstream. In a first embodiment, the apparatus comprises a graft having proximal and distal regions, a first support member attached to the distal region of the graft, and a second support member attached to the proximal region of the graft. The first and second support members may comprise first and second stents, respectively. The first stent is deployed distal to a vascular condition, and the second stent is deployed proximal to a vascular condition, such that the graft spans the length of the vascular condition to entrap emboli during treatment of the vascular condition. In an alternative embodiment, the first stent is adapted to be deployed within a vessel at a location distal to the vascular condition, and the graft is adapted to be everted to form a pocket adapted to entrap emboli dislodged during treatment of the vascular condition. The second stent then may be subsequently deployed proximal to the vascular condition, such that emboli trapped within the graft pocket are effectively sealed off from the bloodstream. | 10-02-2014 |
20140296905 | MEDICAL DEVICE RETRIEVAL APPARATUS - A medical device retrieval apparatus includes a sheath provided with first and second sheath portions arranged coaxially and movable relative to one another between a snaring position and a closed position. A carrier element is disposed in the sheath and is movable at least relative to the first sheath portion. A snare is attached to the carrier. The snare is locatable within the first sheath portion. The first sheath portion includes a chamber in which a medical device is receivable. In the snaring position the snare is locatable between the first sheath portion and a deployment handle. A method of retrieving a medical device is also provided. | 10-02-2014 |
20140277394 | STENTS HAVING BARBS PROTECTED DURING DELIVERY - The present embodiments provide a stent comprising a plurality of interconnected strut segments that enable expansion of the stent from a delivery state to a deployed state. A first strut segment and a second strut segment, of the plurality of strut segments, each comprise frontal surfaces facing radially inward in the deployed state and rear surfaces facing radially outward in the deployed state. The frontal surface of the first strut segment is at least partially stacked behind the rear surface of the second strut segment in the delivery state. A first barb coupled to at least a portion of the first strut segment. A sharpened tip of the first barb is aligned at least partially circumferentially behind at least one strut segment in the delivery state such that the sharpened tip is not radially exposed. | 09-18-2014 |
20140277384 | MEDICAL DEVICE WITH SELECTIVE RIGIDITY - A device for obtaining selective rigidity with respect to a patient is provided. The device includes a scaffold that is arranged to be flexible when in a first relaxed configuration, wherein the scaffold is configured to become substantially more rigid when a suction force is applied thereto. The scaffold comprises first and second opposing outer flexible layers that are sealed together to form a plurality of elongate pockets therein, and an expanded structure disposed within the plurality of elongate pockets and in communication with a vacuum port that receives the suction force. | 09-18-2014 |
20140277371 | ATRAUMATIC STENT CROWNS - Methods and apparatuses of atraumatic stents with likely reduced rates of tissue perforation are provided. The stents of the invention have crowns with crown tips having apexes made of a radial force reducing material. The apexes are soft and flexible and reduce the radial force at the crown relative to the stent body allowing the crowns to collapse with greater ease compared to the central portion of the stent. | 09-18-2014 |
20140277370 | LOW PROFILE NON-SYMMETRICAL STENT - A stent for use in a medical procedure having opposing sets of curved apices, where the curved section of one set of apices has a radius of curvature that is greater than the curved section of the other set of apices. One or more such stents may be attached to a graft material for use in endovascular treatment of, for example, aneurysm, thoracic dissection, or other body vessel condition. | 09-18-2014 |
20140277366 | DELIVERY SYSTEM FOR A SELF-EXPANDING MEDICAL DEVICE - A delivery system is provided for self-expanding medical devices, such as stents. The delivery system has a restraining sheath that maintains the stent in a compressed state prior to deployment. The restraining sheath terminates distally from the deployment handle, and a wire connects the restraining sheath to the deployment handle. The restraining sheath is withdrawn from the stent to deploy the stent by pulling the wires proximally at the deployment handle. | 09-18-2014 |
20140277355 | EXTENSION FOR ILIAC BRANCH DELIVERY DEVICE AND METHODS OF USING THE SAME - Methods for accessing the common and internal iliac arteries and delivering and deploying an endovascular graft therein are disclosed. A system including a pre-loaded delivery and deployment device with an extension sheath is described which enables such a method to be practiced is also disclosed. | 09-18-2014 |
20140277353 | COMPOSITE STENT GRAFT - A composite stent graft has a balloon expandable stent portion ( | 09-18-2014 |
20140277350 | IMPLANT INTRODUCER WITH HELICAL TRIGGER WIRE - A delivery device for deploying an expandable, endoluminal prosthesis within a body vessel is disclosed. The delivery device may include one or more stent graft retention scaffolds having a plurality of arches, each arch encompassing an aperture forming a helical path and a trigger wire passing through at least two of the apertures following the helical path, wherein at least a portion of the stent graft is retained in a compressed configuration on the delivery device by the retention scaffold and trigger wire. | 09-18-2014 |
20140277349 | QUICK RELEASE DEPLOYMENT HANDLE FOR MEDICAL DEVICES - A deployment handle for an expandable medical device, a handle having a proximal end, a distal end, and a lumen/passageway extending between the proximal and distal ends; an inner cannula; and a tension mechanism located inside the handle and secured to the inner cannula so that the inner cannula rotates when the tension mechanism is actuated. | 09-18-2014 |
20140277348 | ENDOLUMINAL PROSTHESIS SYSTEM - An endoluminal prosthesis system may include a main graft and an extension graft. The main graft may include a tubular main body having a sidewall, open proximal and distal ends, a lumen, and a fenestration in the sidewall. The extension graft may include a tubular extension body, and tubular first and second extension legs. Each of the first and second extension legs may extend from the extension body and include a lumen in fluid communication with the extension body lumen. The extension graft may be deployable within the main graft such that the extension body extends through the fenestration in the sidewall of the main body. Each of the first and second extension legs may extend outward away from the main graft. An auxiliary guide such as an auxiliary cannula and/or auxiliary guide wire may be preloaded in the extension graft and extend through the lumen of each of the second extension leg and the extension body. | 09-18-2014 |
20140277345 | PROSTHESIS DELIVERY DEVICE - A prosthesis delivery device comprises a proximal end and a distal end, a prosthesis retention section at the proximal end, and a prosthesis retained on the prosthesis retention section. The prosthesis has a proximal end releasably attached at the prosthesis retention section and a distal end releasably attached at the prosthesis retention section. A sheath is slidably disposed over the prosthesis. A delivery handle near the distal end the delivery device comprises a rotatable inner cannula having a cannula lumen and cannula handle. The cannula handle is rotatable with the inner cannula. Further, a positioner handle is releasably engaged with the cannula handle. Rotation of the inner cannula releases the proximal end of the prosthesis from the delivery device and withdrawal of the sheath from over the prosthesis releases the distal end of the prosthesis from the delivery device. | 09-18-2014 |
20140277342 | AUTOMATIC WIRELESS MEDICAL DEVICE RELEASE MECHANISM - An automatic wireless medical device release system may reduce the overall diameter of the medical device delivery system. The medical device delivery system may include a medical device with a looped portion at a distal end of the medical device. A capture wire may be located on a delivery tool that is distal to the medical device. The looped portion of the medical device may be attached to a bend in the capture wire. The bend in the capture wire may be maintained by a sheath covering the delivery tool. Removal of the sheath may automatically remove the bend in the capture wire, which may release the looped portion of the medical device from the capture wire. | 09-18-2014 |
20140277338 | DEVICE AND METHOD FOR TREATING VASCULAR DISSECTIONS - An implantable medical device ( | 09-18-2014 |
20140277336 | LOADING TOOL FOR CAPTURING STENT POINTS - The present embodiments provide systems and methods for loading a stent or stent graft onto an introducer for intraluminal deployment. In one example, a system includes an endoluminal prosthesis introducer comprising a stent retaining member engageable with a stent end. The system may also include a loading tool for engaging the stent end on the stent retaining member. The loading tool may include a loading body having a passage extending from a first end to a second end and a slot that extends through the tubular loading body from the passage to an outer surface of the tubular loading body, and the slot may further extend from the second end toward the first end. The stent retaining member may be disposed at least partially within the passage of the loading body, and the slot of the loading body may be rotatable around the stent retaining member. | 09-18-2014 |
20140277335 | PROSTHESIS HAVING AN EVERTING PIVOTING FENESTRATION - The present disclosure relates to an endoluminal prosthesis, such as a stent graft that includes one or more fenestrations to accommodate endovascular disease, such as an aneurysm in cases where one or more side branches is involved. In one aspect, the prosthesis includes fenestrations that are pivotable to accommodate the dynamic geometry of the aortic branches. In another aspect, the pivotable fenestrations include a first perimeter, a band of flexible material attached and surrounding the first perimeter, a second perimeter attached to and surrounding the band of flexible material and a support frame disposed about a surface of the band of flexible material. The first perimeter, band of flexible material, and second perimeter have a geometric shape. The support frame includes a plurality of support units having curved segments. The curved segments of the support units may be concave with respect to an exterior surface of the prosthesis. | 09-18-2014 |
20140277330 | Pre-Loaded Iliac Branch Device and Methods of Deployment - Methods for accessing the common and internal iliac arteries and delivering and deploying an endovascular graft therein utilizing an ipsilateral approach are disclosed. A system including a pre-loaded delivery and deployment device to enable such a method to be practiced is also disclosed. | 09-18-2014 |
20140277091 | DETACHABLE DELIVERY DEVICE - A system for delivering an implantable medical device is provided including the medical device, a delivery wire that is rotationally coupled to the medical device, and a catheter. The delivery wire includes a spiraling marking extending around the delivery wire to provide visual confirmation that the wire is rotating. The medical device is delivered to a target site within a patient's body, and the delivery wire is rotated to release the medical device from the wire. Observation of the rotating spiral markings helps ensure that the medical device is being released from the wire. The rotational coupling between the delivery wire and the medical device limits the medical device from becoming unintentionally released, and allows for repositioning of the device within the body even after the device has been exposed from the catheter. | 09-18-2014 |
20140277090 | EMBOLIZATION COIL WITH BARBED FIBER - A system for occluding a blood vessel includes an embolization coil having barbed fibers coupled thereto. The coil can be delivered in a straight configuration and then transition into a larger coiled structure. The barbed fibers can overlap within a lumen defined by the larger coiled structure and attached to each other to define a mesh. The barbs of the barbed fiber can limit the fibers from being pulled out of the coil, as well as provide anchoring of the coil to the blood vessel in which the coil is deployed. The barbed fibers can also be used to anchor two coils to each other. | 09-18-2014 |
20140277087 | SPIRAL VENA CAVA FILTER REMOVAL DEVICE - A retrieval device for removing filter devices from body cavities is provided. The retrieval device comprises at least an outer sheath, a first inner sheath, and a retrieval coil configured to coil around the outer surface of a filter device to initiate retraction. In a preferred embodiment, a second inner sheath is also provided. The two inner sheaths are configured to be slideable within the outer sheath. The second inner sheath contains a snaring wire. The snaring wire and the retrieval coil collaborate to dislodge a filter device from the vasculature, then the entire assembly is retracted and withdrawn. Particularly, the combined actions of the snaring wire and the retrieval coil facilitate the removal of filter devices that have become tilted or misaligned during deployment or treatment. | 09-18-2014 |
20140277086 | UMBRELLA INFERIOR VENA CAVA FILTER RETRIEVAL DEVICE - A device for retrieval of a vena cava filter is provided. The retrieval device has, approximately, an umbrella shape and consists of a central shaft; a plurality of frame struts, attached to frame strut attachment points on the central shaft and disposed radially about the central shaft; and a plurality of snare wires. The retrieval device has a collapsed configuration for insertion and removal from a blood vessel of a patient and an expanded state for capturing an intravascular filter in the blood vessel of the patient. The plurality of snare wires provides multiple points at which a vena cava filter, particularly one that has become misaligned during deployment or treatment, can be caught. The frame struts can be substantially sinusoidal in shape and made of shape memory metal, such as Nitinol. The snare wires can be made of a biocompatible material such as silk, polyester, polypropylene, or nylon. | 09-18-2014 |
20140277080 | REMOVABLE VENA CAVA FILTER HAVING PRIMARY AND SECONDARY STRUTS - A removable filter has a hub defining a waist and a longitudinal filter axis; a plurality of primary struts extending from a first axial side of the hub, and a plurality of secondary struts extending from a second axial side of the hub opposite the first axial side. The secondary struts form a radially outward arc extending from the hub over an angle of at least about 180° in the expanded state, preferably between about 190° and about 270°. A retrieval coil with a proximal end fastened to an elongated wire has several longitudinally offset windings. The retrieval coil is preferably more rigid than the primary struts. The coil may preferably have a distal winding with an inner diameter that is greater than the diameter of the hub and smaller than the diameter of the filter in the expanded state. | 09-18-2014 |
20140277076 | OCCLUDING DEVICE AND METHOD OF MANUFACTURING OCCLUDING DEVICES - An occluding device for occlusion of fluid flow through a lumen of a body vessel manufactured by wedging fibers between adjacent coil windings of a primary coil so that the fibers extend generally radially across the primary coil body between the primary coil windings and outward therefrom. An elongated adhesive is inserted applicator into the primary coil lumen and subsequently proximally withdrawn while simultaneously depositing along the primary coil windings. The fibers and the adhesive are placed in overlapping locations so that the fibers extend through the adhesive. The fibers are thus blocked from slipping along their length relative to the coil body by the adhesive adhering to the fibers inside the primary coil lumen. The adhesive extends radially outward from the coil lumen no farther than the outer primary coil radius. The adhesive adheres to the fibers and may or may not adhere with the primary coil windings. | 09-18-2014 |
20140277067 | IMPLANTABLE MEDICAL DEVICE RETRIEVAL SYSTEM, APPARATUS, AND METHOD - A system for retrieving an implantable medical device includes a delivery sheath that houses an inflatable balloon catheter and a retrieval device. The retrieval device includes a first support rod and a second support rod and a helix extending between distal ends of the first support rod and the second support rod. The inflatable balloon catheter is translatable into a position between the implantable medical device and a wall of a patient blood vessel. The balloon is inflated to force the device away from the wall. The helical member of the retrieval device is expanded radially be translating the second support rod distally. The helical member is moved over the balloon catheter and the medical device, where rotation of the first support rod will cause the helical member to radially compress to trap the balloon catheter and medical device therein for subsequent retrieval from the body. | 09-18-2014 |
20140277052 | TRI-FLUTED VASCULAR ACCESS NEEDLE - A needle disclosed herein may include an elongate body extending between a proximal end and a distal end with a central longitudinal axis defined by the body, where the distal end includes a single sharp point along the central longitudinal axis and defining a distal end terminus three longitudinal fluted surfaces converging at the distal end terminus; and three longitudinal beveled cutting edges defining borders between the fluted surfaces and converging at the distal end terminus. Needle embodiments may include one or more ports open into and/or proximal of the fluted surfaces and communicating with one or more longitudinal needle lumens. | 09-18-2014 |
20140276922 | SHAPE MEMORY METAL EMBOLI TRAP - An embolus trap device is provided. The embolus trap device consists of an outer catheter, an inner catheter, a plurality of filter baskets, and a plurality of basket collapse wires. The filter baskets are of different radius and are positioned along the inner catheter in order of increasing radius from the proximal to the distal end. The filter baskets increase in radius so that any embolic fragment that flows past each basket has a chance to be caught and secured by a filter basket distal to it. The filter baskets are separately collapsible by the plurality of collapse wires and are collapsed in proximal-to-distal fashion with the largest basket being closed last in order to capture embolic fragments that may emerge from the smaller baskets because of disruptions as they are closed. | 09-18-2014 |
20140276808 | ROTATION MECHANISM FOR BIPOLAR AND MONOPOLAR DEVICES - An electrosurgical device and a method of orienting the electrosurgical device are provided. The device includes a rotation mechanism including a first and a second connector where the first connector is rotatable relative to the second connector. The device also includes a handle operably connected to the first connector; and a catheter operably connected to the second connector where the handle is rotatable relative to the catheter. The device further includes a first wire having a distal portion anchored to a distal portion of the catheter so that the distal portion of the wire is orientable by rotation of the handle relative to the catheter. At least one of the rotation mechanism or a proximal portion of the wire forms a conductive connection that operably connects a power source to the distal portion of the first wire to energize the distal portion of the first wire in the electrosurgical device. | 09-18-2014 |
20140276652 | CATHETER ATTACHMENT MECHANISM - The disclosure provides an apparatus and methods for securing a medical catheter. The apparatus includes a tube wall that defines a lumen extending longitudinally there through. The tube wall comprising: a plurality of flexible fingers extending along a portion of the tube wall, a longitudinal slot disposed between each pair of adjacent fingers, each of the fingers comprising an exterior surface and an interior surface. An outer protrusion extends outwardly from the exterior surface of each finger. An inner protrusion extends inwardly from the interior surface of each finger. The inner protrusions are configured to frictionally engage an outer surface of the medical catheter disposed within the lumen when the plurality of flexible fingers are moved inwardly in response to an external force applied to the outer protrusions. | 09-18-2014 |
20140276540 | POLARIZABLE DELIVERY MECHANISM FOR MEDICAL DEVICE DEPLOYMENT - A delivery device assembly for delivering a medical device to a target site within a patient includes a first polarizable tine and a second reactive tine that is not polarized. The first tine is connected to a first wire that has an electric coil surrounding a portion of the first wire. A current is passed through the electric wire to cause the polarizable tine to become polarized, thereby causing the reactive tine that is not coupled to the electric coil to move toward the polarized tine. The relative movement of the tines releases the medical device from its attachment to the tines. | 09-18-2014 |
20140276210 | ROTATING CELL COLLECTION DEVICE - A medical device for collecting cells includes a rotatable drive wire having a proximal portion, a distal portion, an offset portion of the distal portion, and a head member attached to the offset portion. The drive wire is coupled to an axially translatable rack member via a rotation mechanism that converts axial translation of the rack member into rotation of the drive wire. The offset portion of the drive will rotate eccentrically relative to the longitudinal axis of the drive wire to increase the diameter of the rotation of the head portion. The head portion can contact an inner surface of the body cavity to collect cells, and the eccentric rotation of the head member can limit trauma experienced by the patient relative to traditional scraping of a cell collection brush. | 09-18-2014 |
20140276198 | PRESSURE SENSING CATHETER - A pressure sensing catheter may include an elongate tubular catheter body having a first lumen extending longitudinally within the catheter body, and a second lumen extending longitudinally within the catheter body adjacent to the first lumen. Each of the first and second lumens may include proximal and distal end openings positioned at proximal and distal ends, respectively, of the catheter body. A tip portion may extend distally from the distal end of the catheter body and may include an outer wall and a tip lumen. The tip lumen may include a first and second end openings coupled to the distal end openings of the first and second lumens, respectively. The first lumen and the second lumen may be in fluid communication with one another through the tip lumen. The tip portion may be deformable in response to an external pressure applied to the outer wall of the tip portion. | 09-18-2014 |
20140275788 | ELECTROSURGICAL SYSTEM WITH ELECTRICALLY ACTIVE OUTER SURFACE - An electrosurgical system may include a medical delivery device and an electrosurgical device to perform an electrosurgical procedure. The electrosurgical device may have a monopolar configuration. An outer surface of the medical delivery device may include a conductive portion that is part of a return path for a bipolar configuration. Current may be supplied through an active member of the electrosurgical device to perform the procedure. After passing through tissue, the current may be drawn to the electrode portion of the medical delivery device to complete the circuit. | 09-18-2014 |
20140271491 | ADHESIVE MEDICAL PRODUCTS AND METHODS FOR TREATING GASTROINTESTINAL LESIONS - The present invention relates to a long-lasting medical product for protecting or treating a lesion in the gastrointestinal tract. The medical product includes a protective covering, wherein the medical product upon application at and about the site of the lesion adheres to the gastrointestinal tissue and is capable of remaining at and about the site of the lesion for a time sufficient to allow the lesion to heal or be treated. | 09-18-2014 |
20140263115 | CRYOCANE WITH RACKING CAPABILITY - A kit for performing long term storage of biological matter is provided. The kit includes an elongate rod, extending between opposed first and second ends, and at least one holding point disposed upon the rod between the first and second ends, the holding point comprising a recess defined within a wall. A cryovial with an internal volume is configured to receive a biological sample therein, the cryovial comprising at least one finger that extends radially outward from an outer circumference thereof, wherein the finger is configured to releasably mate with the at least one holding point upon the rod. | 09-18-2014 |
20140261806 | Bi-Directional Valve Device for Selective Control of Fluid Flow Through Multiple Converging Paths - Valve devices for selectively controlling fluid flow through multiple converging paths are described. An example valve device comprises a housing defining first and second inlet paths, an outlet path, a junction in fluid communication with the first and second inlet paths and the outlet path, and first and second plunger cavities. A first movable plunger is disposed in the first plunger cavity and a second movable plunger is disposed in the second plunger cavity. A control member is slidably attached to the housing and is movable between a first, proximal position with the first plunger in a first position to impede fluid flow through the first inlet path and the second plunger is in a second position, and a second, distal position with the first plunger in a second position and the second plunger in a first position to impede fluid flow through the second inlet path. | 09-18-2014 |
20140259544 | CLIP FOR CATHETER MANAGEMENT - A catheter management clip is provided which provides at least one curved clip on the handle of a device requiring a catheter. The placement of the curved clip on the handle allows the looping of the catheter from either the top opening or bottom opening of the clip and therefore the catheter can be used by both left and right handed users. In one preferred embodiment, a clip is located on either side of the handle and oriented so that the two clips are pointed in the same direction. In another embodiment, two clips are located on the same side of the handle and are connected so that the openings of the two clips are pointing in opposite directions. | 09-18-2014 |
20140257474 | ENDOLUMINAL PROSTHESIS COMPRISING A VALVE AND AN AXIALLY EXTENDABLE SEGMENT - The present embodiments provide a prosthesis comprising first and second segments, and an axially extendable segment coupled to the first and second segments. A valve is coupled to at least one of the axially extendable segment or the second segment. The axially extendable segment comprises a first state in which the valve at least partially overlaps with the first segment, and the axially extendable segment comprises a second state in which the valve lacks an overlap with the first segment. | 09-11-2014 |
20140257464 | Endovascular Grafts for Treating the Iliac Arteries and Methods of Delivery and Deployment Thereof - This invention relates generally to medical devices, and more particularly, to endovascular grafts and methods for treating branched vessels in diverse patient populations including those with shorter than average common iliac arteries. A bifurcated stent graft as described herein comprises adjacent facing fenestrations formed in the graft legs in order to permit proper placement of an “up-and-over sheath” and a side branch which may be proximally located in order to properly align the side branch with the opening of the branch vessel such as the internal iliac artery while keeping the graft bifurcation seated near the aortic bifurcation. | 09-11-2014 |
20140257460 | INNER CATHETER FOR A SELF-EXPANDING MEDICAL DEVICE DELIVERY SYSTEM WITH A CLOSED COIL WIRE - A delivery system for a self-expanding medical device is provided. The delivery system includes an outer sheath that radially restrains the medical device. An inner catheter is disposed within the outer sheath. The inner catheter is a composite structure with an inner layer adhered to the inner diameter of a closed coil wire. The inner catheter has a wave-like pattern along the outer surface that is exposed to the inner surface of the outer sheath. | 09-11-2014 |
20140257456 | INNER CATHETER WITH A PUSHER BAND - An inner catheter for deployment of a medical device can include a pusher band having a passage that includes a first portion extending from a first end to a position and a second portion extending from a second end to the position. A cross-sectional area of the second portion can be less than a cross-sectional area of the first portion to form a step. A second end of the first tubular member having first and second ends can be within the first portion of the pusher band, abut the step and be unable to pass through the second portion. A portion of a second tubular member having first and second ends can be within the pusher band, and the second end of the second tubular member can extend away from the second end of the pusher band and be configured to extend through a medical device. | 09-11-2014 |
20140257455 | INTRODUCER SHEATH HAVING A NON-UNIFORM INNER SURFACE - An introducer sheath includes an elongated tubular member having a passageway extending generally longitudinally therethrough. The passageway is defined by an inner surface of the tubular member and configured to receive a medical device movably disposed therein. The introducer sheath further includes a reinforcing member engaged with the inner surface of the tubular member and extending into the passageway such that a non-uniform surface for receiving the medical device is defined thereby. The reinforcing member also has a surface therein suitable for facilitating movement of the medical device through the passageway. | 09-11-2014 |
20140257453 | SYSTEMS AND METHODS FOR MAINTAINING PERFUSION OF BRANCH VESSELS - An endoluminal prosthesis comprises a graft having a tubular body comprising proximal and distal ends, inner and outer surfaces, and partially and fully deployed states. A temporary channel is disposed external to the outer surface of the graft in the partially deployed state. The temporary channel begins at one of the proximal and distal ends of the graft, and extends along only a portion of a longitudinal length of the graft. The temporary channel is removed when the graft is in a fully deployed state. | 09-11-2014 |
20140257376 | Implantable Graft to Close a Fistula - An implantable graft, which may be inserted into a fistula tract to occlude the primary opening of the fistula, is provided. The graft may have a curved, generally conical shape with a trumpet-like head end that continuously tapers to a smaller tail end. The graft may be an integral unit made of a single material, such as a heterograft material. Methods of closing single and multiple fistulae are also provided. | 09-11-2014 |
20140257343 | MEDICAL DEVICES WITH DETACHABLE PIVOTABLE JAWS - Medical systems, devices and methods are provided for engaging tissue, e.g. for clipping tissue, closing a perforation or performing hemostasis. Generally, the medical system including a housing, first and second jaws rotatable relative to the housing, a driver, and an elongate drive wire. The elongate drive wire may be disconnected from the driver, first and second jaws, and the housing, which are left in vivo engaged with the tissue. | 09-11-2014 |
20140257136 | ENDOSCOPIC BIOPSY NEEDLE WITH COIL SHEATH - A notched tissue-collection needle configured similarly to a fine-needle-aspiration needle is provided with a cutting edge disposed in the notch and configured to excise tissue into the notch for collection. A stylet may be provided through a lumen of the needle during introduction into a patient body. The needle may be provided with echogenicity-enhancing features. A coated-wire sheath through which the needle is slidably disposed includes an overcoating that is thicker along a distal length and thinner along a proximal length. | 09-11-2014 |
20140243951 | TAPERED STENT AND FLEXIBLE PROSTHESIS - The disclosure relates to a tapered stent and flexible prosthesis. The stent has a first longitudinal region and a second longitudinal region. The second region is substantially parallel to and spaced axially apart from the first region. A plurality of struts is disposed intermediate the first region and the second region and circumferentially connects the first region and the second region. The first region has a longitudinal length that is greater than the second region longitudinal length. The struts have varying longitudinal lengths that gradually decrease from the first region to the second region. The flexible prosthesis comprises at least two alternating tapered stents. | 08-28-2014 |
20140243878 | CONICAL VENA CAVA FILTER WITH JUGULAR OR FEMORAL RETRIEVAL - An intravascular filter configured for upstream or downstream retrieval and a method for retrieving an intravascular filter from a patient's vena cava through the patient's femoral vein. The filter includes a downstream hub, an upstream hub, a plurality of primary struts extending from the downstream hub to the upstream hub, a plurality of secondary struts extending upstream from fixed ends housed in the downstream hub to free ends, secondary strut eyelets disposed at the free ends of the secondary struts, a loop member disposed through the secondary strut eyelets, an upstream coupling element disposed with the upstream hub, and a tether extending from the loop member to the upstream coupling element. | 08-28-2014 |
20140243846 | Balloon Catheter and Method of Use Thereof - One aspect of the invention provides a balloon catheter having a distal tip that does not extend distally beyond the distal end of the catheter balloon when the catheter balloon is inflated. In one embodiment, the distal end of the catheter balloon has a substantially flat profile when inflated. Other aspects of the invention provide methods of manufacturing and of using the balloon catheter. In one embodiment, the balloon catheter is used in the treatment of kidney stones. | 08-28-2014 |
20140243845 | Balloon Catheter and Method of Use Thereof - One aspect of the invention provides a balloon catheter having a distal tip that does not extend distally beyond the distal end of the catheter balloon when the catheter balloon is inflated. In one embodiment, the distal end of the catheter balloon has a substantially flat profile when inflated. Other aspects of the invention provide methods of manufacturing and of using the balloon catheter. In one embodiment, the balloon catheter is used in the treatment of kidney stones. | 08-28-2014 |
20140243844 | RATCHET-SLIDE HANDLE AND SYSTEM FOR FIDUCIAL DEPLOYMENT - Embodiments include a fiducial deployment system with a handle configured for actuation of same. A fiducial may include one or more protuberances configured to engage one or more slots in a needle of the system. The needle may be configured to deliver a plurality of fiducials to a target location in serial fashion, one at a time. In certain embodiments, echogenic placement of fiducials may present certain advantages. The handle includes an actuation mechanism with a toothed rack and actuation member(s) configured for incrementally or otherwise controlledly deploying one or more fiducials at a time by advancing a stylet through and/or retracting the body of a slotted needle in which fiducials are disposed with a fiducial protrusion extending into the needle slot, which also includes retaining structures that do not impede the needle lumen. | 08-28-2014 |
20140236279 | INNER CATHETER ARRANGEMENT FOR A SELF-EXPANDING MEDICAL DEVICE DELIVERY SYSTEM - A delivery system for a self-expanding medical device is provided. The delivery system includes an outer sheath that radially restrains the medical device. First and second inner catheters are disposed within the outer sheath. The first inner catheter is a composite structure with a closed coil wire covered by a polymer outer layer. The second inner catheter is disposed within the closed coil wire but is not attached to the closed coil wire. | 08-21-2014 |
20140236277 | PRE-LOADED MULTIPORT DELIVERY DEVICE - A pre-loaded stent graft delivery device and stent graft, the stent graft delivery device. The stent graft has at least one fenestration or side arm and the fenestration is preloaded with an indwelling guide wire. Indwelling access sheaths are provided within auxiliary lumens of a pusher catheter and dilators are preloaded into the access sheaths along with the indwelling guide wire. A handle assembly at a distal end of the guide wire catheter. The handle includes a multiport manifold with access ports to the auxiliary lumens in the pusher catheter. Upon deployment of the stent graft into the vasculature of a patient, the indwelling guide wire can be used to facilitate cathertisation of a side branch or target vessel through the fenestration or be used to stabilise the access sheath during catheterisation, advancement of the access sheath into the target vessel and deployment of a covered or uncovered stent therein through the access sheath. | 08-21-2014 |
20140236218 | FRAME-BASED VENA CAVA FILTER - A filter device for capturing thrombi in a body vessel of a patient is disclosed. The device comprises first and second portions, each comprising a wire forming a zig-zag configuration. The configuration comprises a series of straight sections and a plurality of bends connected to the straight sections. The straight sections are joined by the bends, defining a first cell size and a second cell size. The filter device further comprises a filter portion connected to the first and second portions. The filter portion comprises the wire forming a zig-zag configuration having a series of straight sections and a plurality of bends connected to the straight sections. The straight sections of the filter portion are joined by the bends of the filter portion, defining a filter cell size. The filter portion is disposed at the arc of the iliac veins at opening of the inferior vena cava. | 08-21-2014 |
20140236214 | APPARATUS AND METHOD FOR RETRIEVING AN IMPLANTED DEVICE FROM A BODY VESSEL - An apparatus for retrieving an implanted device from a body vessel includes a distal hub with an elongated, bendable distal tip and with a first marker visible through body tissue with at least one imaging method; a proximal hub with a central longitudinal channel therethrough, arranged proximal from the distal hub, and bearing a second marker. A stylet wire extends from the distal hub through the central longitudinal channel of the proximal hub to a proximal stylet wire end. A flexible, radially expandable interlocking arrangement extends from the distal hub to the proximal hub. An elongated positioning device extending proximally from the proximal hub to a proximal device end. The positioning device and the stylet wire may be configured to perform a longitudinal relative movement between proximal hub and the distal hub, and the interlocking arrangement expands radially when the proximal and distal hubs approach each other. | 08-21-2014 |
20140236189 | WOUND CLOSURE DEVICE - A device is provided for closing a wound, such as a percutaneous access site. The device is inserted into the wound, and a helically shaped pusher is actuated to penetrate a wall of the wound. The pusher extends a suture through the tissue wall. After the suture is extending through the tissue wall, the pusher is retracted out of the tissue, while the suture remains extending through the tissue. The suture may then be used to close the wound. | 08-21-2014 |
20140236146 | Expandable Mesh Platform for Large Area Ablation - An ablation device and a method of ablating a tissue are provided. The ablation device includes a first elongate shaft having a proximal portion, a distal portion and a lumen extending at least partially therethrough and a second elongate shaft having a proximal portion, a distal portion and a lumen extending at least partially therethrough. The first elongate shaft is coaxially positioned and longitudinally movable relative to the second elongate shaft. The ablation device further includes a mesh member including a proximal portion and a distal portion. The proximal portion of the mesh member is operably connected to the distal portion of the second elongate shaft and the distal potion the mesh member is operably connected to an inner surface of the distal portion of the first elongate shaft. The mesh member includes a conductive portion configured to contact a surface for ablation. | 08-21-2014 |
20140214073 | VASCULAR PLUG - A vascular plug includes a plurality of cells which extend from a front face of the plug towards a distal end of the plug. The cells form at least a periphery of the plug and are in the preferred embodiment closed at their distal ends. The cells may form a central chamber to the plug or may extend across the entirety of the front face of the plug. The cells will fill with blood from the patient's vessel, to inflate the plug and create a barrier to fluid flow. Static blood within the plug will clot over time, creating enhanced occlusion. The plug can also be configured as a vascular filter. | 07-31-2014 |