Patent application number | Description | Published |
20090018637 | TUBULAR DEVICES HAVING REVERSIBLE COMPONENTS FOR DEPLOYMENT OF ENDOLUMINAL OCCLUDERS AND RELATED METHODS AND SYSTEMS - Described are devices, methods, and systems useful for deploying one or more occlusive prostheses within the vasculature of a patient. Illustrative devices can include a deployment tube or sheath that contains an occlusive prosthesis, wherein a segment of the sheath is reversible by a user so as to deploy the prosthesis from the sheath lumen within a bodily lumen of a patient. | 01-15-2009 |
20090048669 | METHODS AND SYSTEMS FOR MODIFYING VASCULAR VALVES - Described are methods and systems for modifying vascular valves in order to reduce retrograde blood flow through the valves. Preferred methods include connecting vascular valve leaflets with at least one remodelable material, such that the valve leaflets become fused by the ingrowth of the patient's native tissue. Preferred remodelable materials include collagenous extracellular matrix material, such as small intestine submucosa. | 02-19-2009 |
20090069838 | INFLATABLE OCCLUSION DEVICES, METHODS, AND SYSTEMS - Described are devices, methods and systems useful for achieving occlusion of vascular vessels. Percutaneous procedures can be used to occlude and obliterate the greater saphenous vein, for example in the treatment of varicose vein condition caused by venous reflux. Certain embodiments encompass the deployment and filling of an inflatable occlusion device via a percutaneous procedure, so as to occlude or obliterate a portion of a vascular vessel. | 03-12-2009 |
20090099589 | INVERTING OCCLUSION DEVICES, METHODS, AND SYSTEMS - Described are devices, methods and systems useful for achieving occlusion of vascular vessels. Percutaneous procedures can be used to occlude and obliterate the greater saphenous vein, for example in the treatment of varicose vein condition caused by venous reflux. Certain embodiments encompass the percutaneous delivery of an occlusion device inverted within a cannula, its deployment and filling, so as to occlude or obliterate a portion of a vascular vessel. | 04-16-2009 |
20090177275 | SENSING DELIVERY SYSTEM FOR INTRALUMINAL MEDICAL DEVICES - Delivery systems and methods of treatment are described. The delivery systems facilitate visualization, monitoring, or sensing of body vessel parameters, blood parameters, or an intraluminal medical device included in the delivery system prior to, during, or after deployment in a body vessel. A sensing apparatus associated with the delivery systems provide information relating to the body vessel and/or fluid within the body vessel that can be used for verification of placement, confirmation of intraluminal medical device function, and/or determination of the need for additional delivery steps, among other purposes. The information can also be used for verification of initial vessel sizing information. | 07-09-2009 |
20090182410 | EXCHANGEABLE DELIVERY SYSTEM FOR EXPANDABLE PROSTHETIC DEVICES - Exchangeable delivery systems, methods of making delivery systems, and methods of delivering a self-expandable prosthetic device are provided. Delivery systems according to embodiments of the invention include an elongate tubular member defining a passageway with a distal end defining an exchange port, and a distal tip member disposed at least partially within the distal end of the passageway. A pusher is disposed in the passageway to effect axial movement of the distal tip member. | 07-16-2009 |
20090216311 | INTRALUMINAL SUPPORT FRAME - Intraluminal support frames for placement within a body vessel are provided. The support frames include a plurality of ring structures and first and second sets of connector segments. Connector segments of the first set join adjacent pairs of ring structures while connector segments of the second set join at least three ring structures. Medical devices are also provided that include a support frame and an additional component, such as a graft member or valve member | 08-27-2009 |
20090216321 | PROSTHETIC VALVE WITH SELECTIVELY POSITIONED BIOACTIVE AGENT - A prosthetic valve includes a support frame, a leaflet attached to the support frame, and a bioactive agent associated with the leaflet. A first free edge of the leaflet permits fluid flow through a body vessel in a first direction and substantially prevents fluid flow through the body vessel in a second, opposite direction. A second free edge of the leaflet at least partially defines an opening for permitting a controlled amount of fluid flow through the body vessel. | 08-27-2009 |
20090277385 | METHOD AND APPARATUS FOR COATING INTERIOR SURFACES OF MEDICAL DEVICES - A coating can be applied to an endolumenal wall of a medical device by positioning an optical fiber within the lumen, providing a photo-activated chemical to contact the endolumenal wall, supplying the optical fiber with radiation capable of activating the chemical within the lumen, and withdrawing the optical fiber from the lumen at a controlled rate while the radiation is being emitted from the optical fiber to activate the chemical in close proximity to the endolumenal wall. | 11-12-2009 |
20100030314 | IMPLANTABLE SUPPORT DEVICE WITH GRAFT - Implantable medical devices comprising a support frame and a graft member attached to the support frame. The support frame can define one or more structural features that substantially prevent migration of the graft member along the support frame. | 02-04-2010 |
20100057201 | PROSTHETIC VALVE WITH VESSEL ENGAGING MEMBER - Medical devices for implantation in a body vessel are provided. Each medical device comprises a main body, a valve, and a vessel engaging member. The vessel engaging member is disposed on an outer surface of the main body. Kits including a plurality of vessel engaging members for use with one or more valve members are also provided. The vessel engaging members have varying radial dimensions, allowing assembly of medical devices having varying radial dimensions. Methods of treating a patient using medical devices according to the invention are also provided. | 03-04-2010 |
20100114300 | MEDICAL DEVICE WITH LEAK PATH - Medical devices that provide valves for regulating fluid flow through a body vessel are provided. The valves include a support frame having one or more adaptations for forming a leak path between the support frame and an interior wall of a body vessel in which the valve is implanted. A controlled amount of retrograde flow is able to flow through the leak path when the valve is implanted in a body vessel. | 05-06-2010 |
20100131055 | ARTIFICIAL VALVE PROSTHESIS WITH IMPROVED FLOW DYNAMICS - An expandable venous valve having a support structure configured to enlarge the area adjacent the valve structure. The enlarged pocket areas can be created by forming an artificial sinus adjacent the valve structure in an unsupported section of vessel wall between two support frame sections. | 05-27-2010 |
20100280586 | MEDICAL DEVICE WITH TENSIONABLY ATTACHED REMODELABLE MATERIAL - Medical devices for implantation in a body vessel, and methods of using and making the same, are provided. A medical device includes a support frame having struts and a weakened frame portion, and a remodelable material tensionably attached to the support frame. The weakened frame portion has a first configuration in which the support frame has a first outward radial force and a second configuration in which the support frame has a second, lesser outward radial force. The remodellable material restricts expansion of the frame from a radially compressed configuration to a radially expanded configuration when the weakened frame portion is in the first configuration. The remodelable material can form one or more valve leaflets adapted to regulate fluid flow in a body vessel, such as a vein. | 11-04-2010 |
20110112621 | PERCUTANEOUSLY DEPLOYED VASCULAR VALVES - Described are percutaneous vascular valves free of attached support structures and deployment systems and methods for providing attachment of the valves within a vascular vessel. | 05-12-2011 |
20110171181 | METHODS FOR MODIFYING VASCULAR VESSEL WALLS - This invention relates in one aspect to the treatment of a vascular vessel with a biomaterial. The biomaterial can be a remodelable material that strengthens and/or supports the vessel walls. Additionally the biomaterial can include a variety of naturally occurring or added bioactive agents and/or viable cellular populations. | 07-14-2011 |
20110224484 | METHODS FOR MODIFYING VASCULAR VESSEL WALLS - This invention relates in one aspect to the treatment of a vascular vessel with a biomaterial. The biomaterial can be a remodelable material that strengthens and/or supports the vessel walls. Additionally the biomaterial can include a variety of naturally occurring or added bioactive agents and/or viable cellular populations. | 09-15-2011 |
20120253450 | Prosthesis Adapted for Placement Under External Imaging - An expandable prosthesis having an imageable structure comprising one or more elements visually distinguishable by an external (e.g., radiographic or ultrasonic) imaging system, the structure being located about a first axis that corresponds to a structural feature of the prosthesis that is configured to perform a specific function particular to that axis. The imageable structure is configured to assist in the rotational orientation of the prosthesis during placement within the implantation site. In one embodiment, the prosthesis comprises a venous valve that includes imageable elements or structure, such as a pair of radiopaque markers, that defines the orifice of the valve structure such that the orifice can be oriented with a particular anatomical feature under imaging, such as to align the orifice with the long axis of the vessel. | 10-04-2012 |
20130103133 | Placement of Multiple Intraluminal Medical Devices within a Body Vessel - Medical device delivery systems and related kits and methods for placing multiple expandable medical devices within a body vessel are provided. A delivery system includes first and second expandable medical devices having the same or different dimensions. Placement of the first and second expandable medical devices in a body vessel can be achieved without requiring withdrawal of one or more components of the delivery system and insertion of secondary components. | 04-25-2013 |