Cordis Corporation Patent applications |
Patent application number | Title | Published |
20160120567 | SYSTEM AND METHOD FOR DILATING AND ADJUSTING FLEXIBILITY IN A GUIDING DEVICE - This disclosure is directed to systems and methods for providing a guiding device having a dilatable, drilling tip. The tip is formed by wound helical members such that resistance to rotation in an unwinding direction dilates the tip. | 05-05-2016 |
20160081823 | ENDOPROSTHESIS WITH PREDETERMINED CURVATURE FORMED BY TRI-TETHERS - Described are various embodiments of an improved endoprosthesis that includes a generally tubular graft, a plurality of independent stent hoops connected to the graft and at least one suture. The at least one suture connects one apex of one stent hoop to two apices of another stent hoop to reduce a predetermined distance between distinct stent hoops so that in a released configuration in a body vessel, the stent-graft is curved away from the longitudinal axis to conform to the body vessel and reduce formation of a gap between one end of the stent-graft with an inner surface of the body vessel. | 03-24-2016 |
20160081709 | CATHETER SYSTEMS AND METHODS FOR RE-ENTRY IN BODY VESSELS WITH CHRONIC TOTAL OCCLUSION - A catheter system and corresponding methods are provided for accessing a blood vessel true lumen from a sub-intimal plane of the vessel. The catheter includes components that are symmetric about the longitudinal axis and allow for reentry without the need to ensure a correct orientation of the cannula. | 03-24-2016 |
20150374517 | ENDOPROSTHESIS ANCHORING AND SEALING - Described are various embodiments of an improved endoprosthesis that includes a generally cylindrical graft portion that extends along a longitudinal axis to define a flow passage and a plurality of stent hoops. The plurality of stent hoops are connected to the graft portion and disposed in a spaced apart relationship along the longitudinal axis. There is at least a first suture disposed along on the outer surface of the main body. The first suture connects at least two of the spaced apart stent hoops together. The first suture also includes unidirectional barbs (or multidirectional barbs) configured to reduce movement of the main body with respect to a direction of blood flow in an artery. | 12-31-2015 |
20150374485 | TARGETED PERFORATIONS IN ENDOVASCULAR DEVICE - Various embodiments for an endovascular device (and variations thereof) that prevents focalized edge (or end) restenosis. In particular, these improvements would mitigate or prevent focalized restenosis at the ends of the device. The designed-in restenotic regions would be circumferentially and axially distributed so that graft patency is not compromised. | 12-31-2015 |
20150366648 | BLOOD FILTER WITH SCAFFOLDS CONFIGURED FOR EXTENDED IMPLANTED DURATION BEFORE RETRIEVAL - Various embodiments for a blood filter are described. In particular, the filter is provided with scaffolds in the main body that are spaced at a predetermined distance away from tissues in which the filter is implanted to allow for retrievability beyond the known or recommended duration. Other features are also described and shown to allow for attainment of the extended duration and retrievability. | 12-24-2015 |
20140358213 | THIN-FILM COMPOSITE RETRIEVABLE ENDOVASCULAR DEVICES AND METHOD OF USE - Various embodiments for a composite endovascular device (and variations thereof) that include an inner polymer structure and an outer thin-film shape memory structure. The inner polymer structure extends from a distal end to a proximal end along a longitudinal axis. The outer thin-film shape-memory structure has an inner thin-film surface coupled to the outer surface of the inner polymer structure from the distal end to the proximal end with a retrieval member at the proximal end to allow for the prosthesis to be retrieved after placement in a body vessel. The inner polymeric structure can be blended with a suitable bio-active agent or the agent can be loaded into the pores. The device can be permanent or temporary by virtue of being retrievable. | 12-04-2014 |
20140336700 | VASCULAR CLOSURE DEVICE - A biocompatible material may be configured into any number of implantable medical devices including a vascular closure device. The vascular closure device includes a fibrous structure formed from at least one randomly oriented fiber, the randomly oriented fiber comprising at least one polymer, and at least one agent, in therapeutic dosage, incorporated into at least one of the fibrous structure and the at least one randomly oriented fiber. | 11-13-2014 |
20140303717 | Methods and Devices for Delivering Therapeutic Agents to Target Vessels - The present disclosure pertains to stents having a coating applied thereto, wherein the coating comprises a biocompatible polymer/drug mixture, as well as devices comprising a metallic stent, a biocompatible polymeric carrier and a drug. | 10-09-2014 |
20140277368 | PROSTHESIS COMPRISING A COILED STENT AND METHOD OF USE THEREOF - The present invention is directed to a prosthesis and method for treating, repairing, and/or replacing an abdominal aortic aneurysm. The prosthesis includes a coiled stent comprised of shape memory material having first and second anchoring zones and an intermediate zone. The prosthesis also includes graft material engaging at least a portion of the stent. During delivery of the prosthesis, the stent is in a substantially straight longitudinal configuration, and after delivery of the prosthesis the stent is returned to a coiled configuration. The diameter of the prosthesis may be adjusted by controlling the degree to which the stent is coiled. | 09-18-2014 |
20140222132 | PERCUTANEOUS ENDOPROSTHESIS USING SUPRARENAL FIXATION AND BARBED ANCHORS - An endoprosthetic device for treating abdominal aortic aneurysms using suprarenal fixation. A stent ring is anchored in an area above the renal arties using self-flaring barbs that project during the nitinol expansion process. Sutures extend from the stent ring to an area below the renal arties to a bifurcated trunk portion comprising a nitinol fabric on a non-kinking frame. The bifurcated trunk is sealed proximal the iliac arteries and includes iliac leg holders having self-flaring retention struts for non-traumatic holding of iliac leg prosthetics. Suprarenal fixation and collapsible cells having retention projections and barbs that only flare during the nitinol expansion process assist in lowering the devices profile and sheathability for percutaneous delivery and may provide for recapturing the anchored device. | 08-07-2014 |
20140180385 | STENT CANNULATION GUIDING DEVICE AND METHOD OF USE - The present invention is directed to an intraluminal guiding device having an expandable guiding member so as to facilitate and overcome the difficulties associated with obtaining contra-lateral leg access of a bifurcated stent or a bifurcated stent graft with a second guidewire and a method for treating abdominal aortic aneurysms with such a device. The guiding device comprises an expandable member releasably or permanently affixed to a delivery system which facilitates placement and advancement of a second delivery system. | 06-26-2014 |
20140180379 | CANNULATION GUIDING DEVICE FOR BIFURCATED STENT AND METHOD OF USE - The present invention is directed to an intraluminal guiding device having an expandable guiding member so as to facilitate and overcome the difficulties associated with obtaining contra-lateral leg access of a bifurcated stent or a bifurcated stent graft with a second guidewire and a method for treating abdominal aortic aneurysms with such a device. The guiding device comprises a pre-loaded second wire positioned within the contra-lateral leg which facilitates access to said leg in accordance with the present invention. | 06-26-2014 |
20140081370 | SPRING STOP FOR STENT DELIVERY SYSTEM AND DELIVERY SYSTEM PROVIDED WITH SAME - The present invention generally relates to medical devices, particularly to a SDS (stent delivery system) that incorporates a spring stent stop. The delivery system, owing to a novel stent stop construction, can be assembled, with the crimped stent in place within the outer sheath of the device, to enable the device to be assembled with considerably greater efficiency by eliminating processes and component(s). | 03-20-2014 |
20130204394 | THIN FILM TISSUE REPAIR MATRIX - A tissue repair matrix has an intricate pattern of loops, struts and bridges and is made of a super elastic alloy. The repair matrix includes hooks which improve the ingrowth when implanted and amorphic circles which provide rounded surfaces to the outer edges which made the repair matrix a-traumatic when implanted. When the repair matrix is cooled the molecular phase becomes martensitic which allows the tissue repair matrix to be compressed for easier insertion into a patient. When the tissue repair matrix is heated, the molecular phase changes to austenitic which causes the tissue repair matrix to expand to a size suitable for medical procedure. | 08-08-2013 |
20130204291 | TOTAL OCCLUSION GUIDEWIRE DEVICE - A guidewire comprising a spreader or at least one centering device which may be used to open occluded vessels or other biological passages, especially chronic total occlusions. The guidewire may be used to either open the lumen or to center a boring device within the lumen, so that the chronic total occlusion can be crossed, and an interventional procedure can then be performed. | 08-08-2013 |
20130204281 | TOTAL OCCLUSION GUIDEWIRE DEVICE - A guidewire comprising a spreader or at least one centering device which may be used to open occluded vessels or other biological passages, especially chronic total occlusions. The guidewire may be used to either open the lumen or to center a boring device within the lumen, so that the chronic total occlusion can be crossed, and an interventional procedure can then be performed. | 08-08-2013 |
20130203168 | TISSUE ENGINEERED BLOOD VESSEL - Compositions and methods of using tissue engineered blood vessels to repair and regenerate blood vessels of patients with vascular disease are disclosed. | 08-08-2013 |
20130197625 | FIBERS AND YARNS USEFUL FOR CONSTRUCTING GRAFT MATERIALS - The present invention discloses a composite yarn comprising at least one wear-resistant polymeric fiber and at least one flexible polymeric fiber. The present invention also discloses a co-extruded filament comprising a polymeric inner core and a polymeric outer sheath. The polymeric inner core comprises a flexible polymeric material and the polymeric outer sheath comprises a wear-resistant polymeric material. The composite yarn and the co-extruded filament synergistically combine durability and flexibility, and thereby are particularly useful for the construction of graft materials. The present invention further discloses a reinforced fiber graft comprising wear-resistant beads and weaves of flexible polymeric fibers. In another aspect, the present invention discloses a process for assembling a graft device without suture knots by using the inventive co-extruded filament. | 08-01-2013 |
20130196440 | TISSUE ENGINEERED BLOOD VESSEL - Compositions and methods of using tissue engineered blood vessels to repair and regenerate blood vessels of patients with vascular disease are disclosed. | 08-01-2013 |
20130196439 | TISSUE ENGINEERED BLOOD VESSEL - Compositions and methods of using tissue engineered blood vessels to repair and regenerate blood vessels of patients with vascular disease are disclosed. | 08-01-2013 |
20130196438 | TISSUE ENGINEERED BLOOD VESSELS - Compositions and methods of using tissue engineered blood vessels to repair and regenerate blood vessels of patients with vascular disease are disclosed. | 08-01-2013 |
20130196431 | TISSUE ENGINEERED BLOOD VESSEL - Compositions and methods of using tissue engineered blood vessels to repair and regenerate blood vessels of patients with vascular disease are disclosed. | 08-01-2013 |
20130190811 | SINGLE DISC OCCLUSIONARY PATENT FORAMEN OVALE CLOSURE DEVICE - The present invention is a method and device for closing a passageway in a body, for example a patent foramen ovale (PFO) in a heart, and related methods of using such closure devices for closing the passageway. | 07-25-2013 |
20130184740 | LONG-TERM RETRIEVABLE MEDICAL FILTER - A medical filter has more than one pair of struts extending along an undulating path between a first and second end, which cooperate to define a first and second filter element having a plurality of cells, connected by a central portion with longitudinal strut sections. The struts extend between the first and second ends, and the struts tend to resiliently expand in radially outward directions from a compressed initial shape to an expanded deployed shape. In the expanded shape, the undulating path is defined by (i) a first portion of each pair of ribs extends substantially adjacent to each other for a distance from the first end, (ii) a second portion of each pair of ribs extends substantially adjacent to each other for a distance from the second end; and (iii) an intermediate portion of each one of a pair of ribs extends to curve away from each other. | 07-18-2013 |
20130172986 | COATING FOR A MEDICAL DEVICE HAVING AN ANTI-THROMBOTIC CONJUGATE - An implantable device having a coating comprising a comb-type anti-thrombotic conjugate to prevent or reduce the formation of thrombosis on the surface of the device. The device includes a frame expandable from a first diameter to a second diameter wherein the frame has an inner surface and an outer surface, a plurality of structural features disposed along the frame and a plurality of polymer anti-thrombotic conjugate particles situated with the plurality of structural features. The particle can be created utilizing the comb type polymer and heparin conjugate as a carrier for a therapeutic agent within its polymer matrix. The structural features allow for particles having differing properties to be placed at various locations along the device. Moreover, particles having at least two different agents can be located within the same structural feature. | 07-04-2013 |
20130144376 | BIOABSORBABLE DEVICE HAVING COMPOSITE STRUCTURE FOR ACCELERATING DEGRADATION - A medical device has a structure made of a first biodegradable and/or bioabsorbable material and a second biodegradable and/or bioabsorbable material encapsulating a degradation additive incorporated into the first biodegradable and/or bioabsorbable material. The second biodegradable and/or bioabsorbable material has a degradation rate that is faster than the degradation rate of the first biodegradable and/or bioabsorbable material such that the structure experiences a period of accelerated degradation upon release of the degradation additive following sufficient degradation of the second biodegradable and/or bioabsorbable material. | 06-06-2013 |
20130127094 | BIOABSORBABLE POLYMER, NON-BIOABSORBABLE METAL COMPOSITE STENTS - Biocompatible materials may be configured into any number of implantable medical devices including intraluminal stents. The biocompatible material may comprise metallic and non-metallic materials in hybrid structures. In one such structure, a device may be fabricated with one or more elements having an inner metallic frame that is not degradable with an outer shell formed from a polymeric material that is biodegradable by extrusion blow molding. Additionally, therapeutic agents may be incorporated into the microstructure or the bulk material. | 05-23-2013 |
20130085562 | APPARATUS FOR AND METHOD OF PULLING A TENSILE MEMBER FROM A MEDICAL DEVICE - Mechanisms for pulling a tensile member a predetermined distance from a medical device having an intracorporeal end and an extracorporeal end are disclosed. Such mechanisms may be safely operated using a robot, two hands, or in some embodiments, only one hand. Such mechanisms may include one or more cams, drums, or pulley-like members and a lever, and may be physically coupled to an extracorporeal portion of the medical device. | 04-04-2013 |
20130082462 | EDGELESS UNIONS OF CONCENTRIC MEMBERS - Leading edges of concentric members are desirably hidden in unions of two concentric members intended for advancement through the vasculature for vasculature implant delivery. Grooves or impressions on the inner concentric member provide spaces for the leading edge of the distal tip of the outer concentric member to create edgeless unions of two concentric members for safe and unimpeded advancement and operation of vascular implant delivery devices which include the two concentric members. | 04-04-2013 |
20130061463 | DEVICE FOR LOADING SELF-EXPANDING STENTS - A loading device for self-expanding stents that utilizes a rod with a stop on one end, a compressible sleeve that is slidably mounted on the rod and a compressible member slidably mounted on the rod and configured to increase the diameter of the compressible sleeve when forced against it. | 03-14-2013 |
20130030517 | STENT GRAFT DEVICE - A stent graft device for implanting in a body lumen, comprising a stent with non-staggered or staggered apexes, said stent comprising a plurality of stent sections, bendable connecting members forming said non-staggered or staggered apexes and connecting each of said stent sections to other stent sections to form a zigzag pattern, wherein said stent is staggerdly sutured to a graft by a plurality of suture knots, and wherein said suture knots and staggered apexes are staggered when said stent sections are crimped, and methods of use thereof. | 01-31-2013 |
20130023979 | STENT GRAFT DEVICE - A stent graft device for implanting in a body lumen, comprising a stent with non-staggered or staggered apexes, said stent comprising a plurality of stent sections, bendable connecting members forming said non-staggered or staggered apexes and connecting each of said stent sections to other stent sections to form a zigzag pattern, wherein said stent is staggerdly sutured to a graft by a plurality of suture knots, and wherein said suture knots and staggered apexes are staggered when said stent sections are crimped, and methods of use thereof. | 01-24-2013 |
20130023978 | STENT GRAFT DEVICE - A stent graft device for implanting in a body lumen, comprising a stent with non-staggered or staggered apexes, said stent comprising a plurality of stent sections, bendable connecting members forming said non-staggered or staggered apexes and connecting each of said stent sections to other stent sections to form a zigzag pattern, wherein said stent is staggerdly sutured to a graft by a plurality of suture knots, and wherein said suture knots and staggered apexes are staggered when said stent sections are crimped, and methods of use thereof. | 01-24-2013 |
20130006174 | MEDICAL TUBING FOR CATHETERS - Tubing made of two or more polymers circumferentially arranged around the perimeter of the tubing in a single layer may be useful as medical tubing. Specifically, such tubing may be useful in catheters, sheaths, sheath introducers, implant delivery systems, and other medical devices having elongated tubular components. Selection of the two or more polymers based on the durometer and melting temperature permits optimization of axial strength and flexibility for particular applications. Such tubing may be extruded as a single layer tubing or a multi-layer tubing where the additional layers may be single material layers or more multi-polymer layers. | 01-03-2013 |
20120289998 | FILTER RETRIEVAL CATHETER SYSTEM, AND METHODS - A filter retrieval system for retrieving a previously implanted medical filter, and methods of using the retrieval system, are disclosed. The filter retrieval system has a flexible shaft, a retrieval element, and a handle with an actuator. The flexible shaft may be catheter-based, and has a proximal and a distal end, and has an opening near its distal end. The handle is affixed to the shaft near the proximal end of the shaft, and the actuator is adapted to manipulate the retrieval element to grasp or hook or otherwise engage a portion of the filter, and then pull the filter in through the opening into a passage or lumen of the catheter shaft. The retrieval system is capable of retrieving a filter in into a proximal and distal space defined by the flexible shaft, though only one space at a time. | 11-15-2012 |
20120283822 | ANTITHROMBOTIC AND ANTI-RESTENOTIC DRUG ELUTING STENT - An expandable medical device includes a plurality of elongated struts, forming a substantially cylindrical device which is expandable from a cylinder having a first diameter to a cylinder having a second diameter. A plurality of different beneficial agents may be loaded into different openings within the struts for delivery to the tissue. For treatment of conditions such as restenosis, different beneficial agents are loaded into different openings in the device to address different biological processes involved in restenosis and are delivered at different release kinetics matched to the biological process treated. The different beneficial agents may also be used to address different diseases, such as restenosis and acute myocardial infarction from the same drug delivery device. In addition, anti-thrombotic agents may be affixed to at least a portion of the surfaces of the medical device for the prevention of sub-acute thrombosis. | 11-08-2012 |
20120276172 | POLYMERIC MATERIALS FOR MEDICAL DEVICES - The present invention includes biocompatible polymeric coatings, membranes, matrices, and films to be used with implantable medical devices. Medical devices containing such materials applied to a surface thereof contain a film-forming fluorous homo-polymer or copolymer containing the polymerized residue of a fluorous moiety, wherein the relative amounts of the polymerized residues of one or more moieties are effective to provide the coating and films with properties effective for use in coating implantable med devices. | 11-01-2012 |
20120253455 | LOW PROFILE IMPROVED RADIOPACITY INTRALUMINAL MEDICAL DEVICE - A stent or other intraluminal medical device having markers formed from housings integral with the stent and marker inserts having a higher radiopacity than the stent provides for more precise placement and post-procedural visualization in a vessel, by increasing the radiopacity of the stent under X-ray fluoroscopy. The housings are formed integral to the stent and the marker inserts are made from a material close in the galvanic series to the stent material and sized to substantially minimize the effect of galvanic corrosion. The housings are also shaped to minimize their impact on the overall profile of the stent. | 10-04-2012 |
20120252984 | BIOCOMPATIBLE POLYMERIC CONTRAST AGENTS AND RADIOPAQUE MATERIALS FOR MEDICAL SERVICES - In accordance with the present invention, a high intensity radiopaque contrast agent is disclosed. The agent may be coated on or incorporated within bulk materials, which may then be subsequently utilized to fabricate a radiopaque medical device. Primary effects through chemistry include higher radiopaque concentrations per unit weight of the radiopaque element or agent. Secondary effects include selective placement of the radiopaque elements which may further enhance the radiopacity of the device with reduced requirements of the radiopaque agent. Such a radiopaque contrast agent may be produced in various forms such as a dendrimer and/or incorporated as the end groups of polymeric chain. In addition one can incorporate biological and/or pharmaceutical agents in combination with the present invention. | 10-04-2012 |
20120226347 | Drug/Drug Delivery Systems For The Prevention And Treatment Of Vascular Disease - A drug and drug delivery system may be utilized in the treatment of vascular disease. A local delivery system is coated with rapamycin or other suitable drug, agent or compound and delivered intraluminally for the treatment and prevention of neointimal hyperplasia following percutaneous transluminal coronary angiography. The local delivery of the drugs or agents provides for increased effectiveness and lower systemic toxicity. | 09-06-2012 |
20120197292 | PATENT FORAMEN OVALE CLOSURE METHOD - The present invention relates to devices for closing a passageway in a body, for example a patent foramen ovale (PFO) in a heart, and related methods of using such closure devices for closing the passageway. The method includes introducing a mechanical closure device into an atrium of the heart and transeptally deploying the closure device across the interatrial septum to provide proximation of the septum secundum and septum primum. | 08-02-2012 |
20120179241 | STENT SEGMENTS AXIALLY CONNECTED BY THIN FILM - In accordance with the present invention, there is provided a stent for insertion into a vessel of a patient. The stent has a front and back open ends and a longitudinal axis extending therebetween. The stent has a plurality of adjacent hoops that are held in alignment with the longitudinal axis between the front and back open ends by a thin film tube. The hoops are attached to either the inner or outer surface of the thin film tube. The stent is compressed into a first smaller diameter for insertion into the vessel with a delivery tube and a second larger diameter for deployment into the vessel. The inventive stent can be retracted into the delivery tube if it is improperly deployed. | 07-12-2012 |
20120179240 | STENT/FIBER STRUCTURAL COMBINATIONS - A plurality of endoluminal segments axially connected by fiber bridges is disclosed. The endoluminal segments may be superelastic nitinol that is balloon-expandable or self-expanding. The intraluminal segments may possess a textured surface or at least one geometric feature per segment, located at the apex of a strut pair comprising the intraluminal segment, serving as an anchoring point for the fiber bridges. These geometric features may transmit axially compressive loads during deployment from a device such as a catheter, and may be capable of interlocking the endoluminal segments when constrained within a device such as a catheter. The fibers comprising the bridges may be polymeric, silk, collagen, bioabsorbable, or a blend thereof. The fiber network comprising the bridges may be regularly oriented, randomly oriented, localized, or continuous. The intraluminal segments and fiber bridges may be individually impregnated with therapeutic material, or may both be impregnated with therapeutic material. | 07-12-2012 |
20120172976 | Methods and Devices for Delivering Therapeutic Agents to Target Vessels - The present disclosure pertains to stents having a coating applied thereto, wherein the coating comprises a biocompatible polymer/drug mixture, as well as devices comprising a metallic stent, a biocompatible polymeric carrier and a drug. | 07-05-2012 |
20120101520 | VASCULAR PLUG HAVING COMPOSITE CONSTRUCTION - This invention relates to apparatus and methods used to seal a vascular puncture site, particularly sites of punctures that are the result of catheterization or other interventional procedures. The sealing device includes a sealing member and a tether. The sealing member occupies a space in an incision, puncture, or other wound and sealing the space that it occupies, to prevent further blood flow. The tether is attached to the sealing member, and provides the user with the ability to withdraw the sealing member if necessary. The sealing device further includes a restraining member associated with the sealing member. The restraining member provides the ability to more securely restrain the sealing member to prevent it from migrating from the deployment location within a tissue tract. The restraining member also provides an additional capability of manipulating the sealing member after deployment. | 04-26-2012 |
20120083830 | APPARATUS AND METHODS FOR SEALING VASCULAR PUNCTURES - An apparatus for sealing a passage through tissue communicating with a blood vessel includes a bioabsorbable plug member coupled to the distal end of a carrier member. The plug member includes a lumen extending therethrough that communicates with a lumen extending through the carrier member. A sealing member is disposed in the plug member lumen for sealing the lumen. A guide member is slidable into the lumen such that edges of a groove extending between proximal and distal portions of the guide member engage a wall of the lumen to define a bleed back lumen. The guide member is inserted into the passage until the distal portion enters the vessel. The plug member is advanced over the guide member until the plug member enters the vessel, whereupon blood enters the bleed back lumen to identify the location of the vessel relative to the plug member. | 04-05-2012 |
20110270307 | SYSTEMS AND METHODS FOR CLOSING A VESSEL WOUND - Vessel wound closure systems and method for sealing a puncture wound in a target vessel, such as those puncture wounds that occur from prior interventional procedures. A sealing member is deployed intravascularly into the target vessel, and an anchor member is deployed extravascularly of the target vessel. The sealing member and the anchor member are connected by a suture that may be drawn to tighten the sealing member and the anchor member relative to one another in order to effect the seal of the puncture wound. After tightening, the suture is secured to maintain the sealing member and the anchor member relative to one another in order to maintain the seal. Preferably, the anchor member, the suture and the sealing member are comprised of biocompatible, bioresorbable materials that are absorbed into the body after the sealing of the puncture wound has been achieved. The sealing member, suture and the anchor member are delivered by a delivery rod or other components over a guidewire or through an introducer already in place from the preceding interventional procedure. | 11-03-2011 |
20110177152 | Drug/Drug Delivery Systems For The Prevention And Treatment Of Vascular Disease - A drug and drug delivery system may be utilized in the treatment of vascular disease. A local delivery system is coated with rapamycin or other suitable drug, agent or compound and delivered intraluminally for the treatment and prevention of neointimal hyperplasia following percutaneous transluminal coronary angiography. The local delivery of the drugs or agents provides for increased effectiveness and lower systemic toxicity. | 07-21-2011 |
20110034989 | RAPID-EXCHANGE BALLOON CATHETER SHAFT AND METHOD - A balloon catheter or stent delivery system for medical treatment of a patient has a proximal hub, a balloon, and an improved shaft design. The catheter shaft has a rapid-exchange configuration, and a tubular outer body that includes a hypotube extending from the catheter proximal end to a position at or near a proximal leg of the balloon. An inner tubular body defines a guidewire lumen extending from a distal guidewire port at the catheter distal end to a proximal port located at a position between the balloon and the hub. A distal leg of the balloon is directly or indirectly affixed to the inner body, and a proximal leg of the balloon is affixed to the distal end of the outer body. The hypotube has an aperture for accepting the inner body proximal end, and a circumferential cut pattern. The cut pattern adds flexibility, and may extend from the hypotube distal end to a position proximal of the proximal guidewire port. The cut pattern may have any desired shape, including a spiral, a helical undulating path, or an overlapping serpentine path with inflection points, for example. The hypotube has a fluid-tight covering such as a heat-shrink polymer, so the outer body supports pressure of an inflation medium. The proximal guidewire port may be positioned on or between the individual portions of the cut pattern, or at a position beyond the cut pattern. | 02-10-2011 |
20100268329 | Drug/Drug Delivery Systems For The Prevention And Treatment Of Vascular Disease - A drug and drug delivery system may be utilized in the treatment of vascular disease. A local delivery system is coated with rapamycin or other suitable drug, agent or compound and delivered intraluminally for the treatment and prevention of neointimal hyperplasia following percutaneous transluminal coronary angiography. The local delivery of the drugs or agents provides for increased effectiveness and lower systemic toxicity. | 10-21-2010 |
20100239636 | Methods and Devices for Delivering Therapeutic Agents to Target Vessels - Methods of preparing devices for delivering at least one therapeutic agent to a target vessel in a mammal, the devices prepared by such methods, and uses of such devices for delivering a therapeutic agent, such as an antiproliferative agent, to a target vessel. | 09-23-2010 |
20090204204 | Drug/Drug Deliver Systems For The Prevention And Treatment Of Vascular Disease - A drug and drug delivery system may be utilized in the treatment of vascular disease. A local delivery system is coated with rapamycin or other suitable drug, agent or compound and delivered intraluminally for the treatment and prevention of neointimal hyperplasia following percutaneous transluminal coronary angiography. The local delivery of the drugs or agents provides for increased effectiveness and lower systemic toxicity. | 08-13-2009 |
20090043332 | ASYMMETRICAL MEDICAL FILTER - A medical filter has a double-basket design, in which the two filter baskets have balanced filtering efficiencies, so that both filter baskets tend to collect or capture amounts of material that are approximately equivalent. In other words, a second or “downstream” filter basket may be designed to have a filter efficiency greater than that of a first or “upstream” filter basket. There are a variety of ways in which this tailored filter basket performance can be achieved. Some examples include increasing the number of struts or decreasing the size of the filter cells or other filter elements of the second or “downstream” filter basket. Likewise, a similar result may be reached by decreasing the number of struts or increasing the size of the filter cells or other filter elements of the first or “upstream” filter basket. In some cases, such a filter may be used in a blood vessel, for the purpose of intercepting thrombus. Where the filter is implanted in a blood vessel, it may be retrievable for a longer period of time. | 02-12-2009 |
20080317827 | Methods and Devices for Delivering Therapeutic Agents to Target Vessels - Methods of preparing devices for delivering at least one therapeutic agent to a target vessel in a mammal, the devices prepared by such methods, and uses of such devices for delivering a therapeutic agent, such as an antiproliferative agent, to a target vessel. | 12-25-2008 |
20080300544 | EXPANDABLE SHEATH INTRODUCER - The disclosure relates to an a catheter sheath introducer that is capable of being expanded from first diameter to second diameter in order to accommodate differently sized medical devices to be introduced by the sheath introducer. The device is structured such that it does not foreshorten when expanded. | 12-04-2008 |