Matches 51 - 100 out of 110 < 1 2 3 >
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6551352 Method for attaching axial filaments to a self expanding stent  
Methods for attaching an axial filament to the body of a self expanding stent, the filament serving to enhance the radial self expanding force of the stent body. Also stents having enhanced radial...
6530950 Intraluminal stent having coaxial polymer member  
A stent for insertion into a lumen, having rigid regions and flexible regions along its length, and one or more polymer members coaxially disposed about the outer surface of the stent The polymer...
6497722 Methods and apparatus for in-vivo tailored stents indicated for use in tortuous anatomy  
Apparatus and methods for stenting are provided comprising a self-expandable stent that is at least partially covered with a biocompatible material configured to prevent dynamic self-expansion of...
6475237 Intravascular hinge stent  
The hinge stent is a balloon-expandable or self-expandable intravascular endoprosthesis used for treatment of vascular injury. The hinge stent is formed of a single stent section or of multiple...
6468303 Retrievable self expanding shunt  
A collapsible medical device and associated method for shunting selected organs and vessels, wherein the medical device is shaped from a shape memory metal fabric. The device may be used, for...
6395021 Ureteral stent system apparatus and method  
A stent having an elongate tubular configuration is formed of a plurality of elongate elements interwoven or braided to form a tubular configuration. The elements may be relatively strong and...
6383214 Encapsulated stent  
An encapsulated stent having a stent or structural support layer sandwiched between two biocompatible flexible layers. One preferred embodiment has a stent cover which includes a tubular shaped...
6375458 Medical instruments and devices and parts thereof using shape memory alloys  
Fabrication of metal medical instruments and devices from a shape memory alloy which provides greater flexibility in design and avoids the need for substantial cold working of the alloy which is...
6371979 Stent delivery system  
This invention is directed to a stent delivery system for implanting a flexible, generally cylindrical, expandable, coiled stent. The system comprises a catheter defining at least one lumen and...
6368339 Method of forming medical devices: intra-vascular occlusion devices  
The present invention provides a method of forming a medical device and medical devices which can be formed in accordance with the method. In one embodiment, the method includes the steps of a)...
6325824 Crush resistant stent  
The present invention is directed to a method for maintaining the patency of a vessel via a stent while minimizing both the risk of permanent vessel collapse and the risk of dislodgment of the...
6315791 Self-expanding prothesis  
An expandable prosthesis includes a self-expanding stent deployable between a substantially radially compressed configuration and a substantially radially expanded configuration. A biocompatible...
6251134 Stent with high longitudinal flexibility  
A stent of high longitudinal flexibility includes multiple ring elements coupled together to be articulating without fixed physical attachment therebetween when the stent is in an unexpanded state,...
6240978 Stent and method for manufacturing such a stent  
A prosthetic stent with a tubular wall having local inwardly or outwardly formed elevations. Stents having such elevations have a higher mechanical stability if bend according to the curvature of...
6214042 Micro-machined stent for vessels, body ducts and the like  
A micromachined stent includes an elongate resilient wire formed into a coil for threading lengthwise into and through a catheter for ultimate discharge from the end of the catheter, to a target...
6190406 Intravascular stent having tapered struts  
In accordance with the present invention, there is provided a stent, preferably a self-expanding Nitinol stent, for insertion into a vessel of a patient. The stent is made from a tubular member a...
6183508 Method for treating a vessel with a titanium alloy stent  
A method for treating a body vessel using a stent formed from filaments of titanium or titanium alloys such as Ti--13Zr--13Nb.
6179878 Composite self expanding stent device having a restraining element  
A composite stent device comprises a shape memory alloy stent sleeve which is treated so that it can exert an outward force on a lumen in which the stent device is to be deployed, and a restraint...
6168615 Method and apparatus for occlusion and reinforcement of aneurysms  
The vasoocclusive apparatus can be used in a method of interventional therapy and vascular surgery by inserting the apparatus into a portion of a vasculature, for treatment of a body vessel such as...
6143022 Stent-graft assembly with dual configuration graft component and method of manufacture  
A stent-graft assembly and method of preparing the same are disclosed. In a first embodiment, the assembly comprises a stent and a graft, wherein the graft has a delivery configuration and a...
6071307 Endoluminal grafts having continuously curvilinear wireforms  
An endoluminal grafts is provided which is constructed to be radially collapsed and/or radially compressed to a small diameter. The graft has wireforms which generally comprise a wire deformed into...
6051021 Self-expanding endoprosthesis  
A luminal endoprosthesis comprising a framework made up of braided filaments. The framework is self-expanding, that is to say that after it has been radially compressed for positioning of the...
6039755 Radially expandable tubular polytetrafluoroethylene grafts and method of making same  
Tubular ePTFE materials which are capable of being radially expanded under the influence of a radially outward force applied from the lumen of the ePTFE tubular material to substantially uniformly...
6017362 Folding self-expandable intravascular stent  
This invention is a medical device and a method of using it. The device is a foldable stent or stent-graft which may be percutaneously deliverable with (or on) an endovascular catheter or via other...
6010530 Self-expanding endoluminal prosthesis  
An endovascular prosthesis formed of a support member with or without a continuous skin totally encapsulating the support member. The skin can include drugs or other leaching agents, or radiopaque...
5997563 Implantable stent having variable diameter  
A stent which minimizes or solves the problem of restenosis. The present stent is designed so as to have a cyclical change in diameter, the change in diameter corresponding to the changes in blood...
5972029 Remotely operable stent  
A remotely operable stent is disclosed which is radially expandable and contractable along the longitudinal length of the stent. Once the stent is positioned within a body lumen requiring radial...
5925061 Low profile vascular stent  
A low-profile, self-expanding vascular stent which is preferably cut from a thin tubing. The stent includes helical windings in a single helix, which are joined by bridges for longitudinal and...
5913895 Intravascular stent with enhanced rigidity strut members  
Disclosed herein is a thin-walled cylindrical stent in which one or more of the sets of strut members are more radially rigid after stent expansion as compared to other sets of strut members. Each...
5891191 Cobalt-chromium-molybdenum alloy stent and stent-graft  
A self-expanding stent formed of helically wound and braided filaments of wrought cobalt, chromium and molybdenum alloy containing less than about five weight percent nickel. The composition of the...
5888201 Titanium alloy self-expanding stent  
A self-expanding stent formed from helically wound and braided filaments of titanium or titanium alloys such as Ti-13Zr-13Nb.
5849037 Self-expanding stent for a medical device to be introduced into a cavity of a body, and method for its preparation  
A self-expanding stent for a medical device to be introduced into a cavity of a human body, is disclosed and includes a radially expandable and axially retractable tubular body (1), characterized...
5843176 Self-expanding endoprosthesis  
A stent or other endoprosthesis is provided from a single strand of biocompatible and resilient material into which spring coils are formed by winding the strand through in excess of 360°. The...
5800456 Spiral stent  
A self-expanding endovascular stent formed of stainless steel wire which is bent into an elongated zigzag pattern. The zigzag pattern has a plurality of substantially straight wire sections of...
5755769 Expansible endoprosthesis for a human or animal tubular organ, and fitting tool for use thereof  
An endoprosthesis includes an extensible tubular mesh embedded in a plastic or elastomer extensible film. A tool for positioning the endoprosthesis includes a tube-shaped guide provided at its...
5746766 Surgical stent  
The present invention relates to a self-expanding stent which may be used to anchor a graft such as a abdominal aortic graft in place. The stent may also be used following procedures such as, for...
5725570 Tubular medical endoprostheses  
A tubular prosthesis device for use within the body. The device includes, a metal filament material formed of metal outer member having an exposed outer surface and a core within the extended outer...
5695517 Method and apparatus for forming an endoluminal bifurcated graft  
The invention provides an expanded vascular stent having a non-circular cross-section. The expanded stent may have, for example, a "D" shaped cross-section for collateral deployment within a common...
5665115 Intraluminal stent  
A intraluminal stent and graft includes a stent made of a continuous helix of zig-zag wire and loops which connect adjacent apices of the wire. The stent is compressible and self-expandable...
5662703 Rolling membrane stent delivery device  
A device for deploying radially self-expanded stents and other radially expandable stents includes an inner catheter, an outer catheter surrounding the inner catheter, and a tubular stent retaining...
5645559 Multiple layer stent  
A radially self-expanding stent having multiple layers includes a medial region and proximal and distal cuffs having diameters greater than the medial region diameter when the stent is in the...
5643314 Self-expanding stent  
The present invention provides a self-expanding stent for insertion into an artery or other internal vessel. The stent is formed from a series of radial bands each formed with overlapping first and...
5639278 Expandable supportive bifurcated endoluminal grafts  
An endoluminal graft which is both expandable and supportive is provided in a form suitable for use in a bifurcated body vessel location. The graft expands between a first diameter and a second,...
5628788 Self-expanding endoluminal stent-graft  
A self-expanding endoluminal stent-graft includes a conventional wire stent and a tubular deformable material constructed of filaments and having a density and geometry such that when ends of the...
5618299 Ratcheting stent  
An intravascular stent including a cylindrical sheet having overlapping edges that interlock. The edges have a series of protrusions and apertures that interlock and ratchet as the stent expands to...
5562697 Self-expanding stent assembly and methods for the manufacture thereof  
A self-expanding stent assembly and methods for the manufacture thereof and for introduction of such a stent assembly into a body passage or duct of a patient. A self-expanding endovascular stent...
5545211 Stent for expanding a lumen  
A stent for expanding lumens, formed of a wire member which has a zigzag configuration, first and second straight sections and a plurality of bends cross-linked with each other to form a plurality...
5512291 Method of making resorbable vascular wound dressing  
The present invention is related to prostheses, their methods of manufacture and methods for repairing vascular lesions using such prostheses. Natural polymers such as collagen are processed and...
5507771 Stent assembly  
A self-expanding stent assembly consisting of one or more Z-stents connected to one another and covered by a flexible sleeve, which can be made from either nylon, plastic or another suitable...
5503636 Self-expanding stent for hollow organs  
A stent for the splinting and/or for the holding open of a hollow organ is comprised from filaments 11 which are formed together into a tubular and self-expanding netting. In the collapsed state...
Matches 51 - 100 out of 110 < 1 2 3 >