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Stent for electrothermal treatment
05/14/15 - 20150134044 - A stent comprises at least two or more separated bodies formed by separating in a longitudinal direction a hollow cylindrical body formed by weaving superelastic shape memory alloy wires, the separated bodies connected with each other through an insulator formed of a flexible material, wherein the separated bodies respectively include...

Secured strand end devices
05/14/15 - 20150134045 - A woven, self-expanding stent device has one or more strands and is configured for insertion into an anatomical structure. The device includes a coupling structure secured to two different strand end portions that are substantially aligned with each other. The two different strand end portions include nickel and titanium. The...

Stent having circumferentially deformable struts
05/14/15 - 20150134046 - Disclosed is a method of treating a bodily lumen with a stent, the method comprising: disposing a stent within a bodily lumen, the stent comprising a plurality of deformable struts configured to selectively deform in localized regions in the struts upon application of an outward radial force; and expanding the...

Heart valve prosthesis with open stent
04/23/15 - 20150112421 - A prosthetic apparatus is disclosed including: a tubular stent disposed about a longitudinal axis and extending from a proximal end to a distal end, the stent defining a tubular passage between the ends. The tubular stent has a proximal portion, a distal portion, and a middle portion located between the...

Medical device for implantation into luminal structures incorporating corrugated structural elements
04/23/15 - 20150112422 - Expandable scaffolds or stents include circumferential elements having a corrugated pattern, which can include a plurality of linear or nonlinear segments. The corrugated pattern distributes stress more uniformly along the circumferential elements, improves radial strength of the scaffolds, reduces acute recoil after deployment, and reduces creep. The scaffolds can be...

Vascular stent
04/16/15 - 20150105852 - A medical stent includes a stent body defining a longitudinal axis and opposed longitudinal ends, and being adapted to expand from an initial condition to an expanded condition. The stent body includes a plurality of longitudinal cells. The longitudinal cells include opposed end cells and at least one intermediate cell...

Stent with offset cell geometry
04/16/15 - 20150105853 - A stent defining a longitudinal axis is disclosed. A plurality of circumferential support structures are spaced-apart along the longitudinal axis. At least some of the circumferential support structures are interconnected by connection members that extend generally in a circumferential direction....

Drug eluting depot stent with enhanced fatigue life
03/12/15 - 20150073531 - A drug eluting depot stent is provided. The stent has two free ends and a tubular body connected therebetween. The tubular body includes a series of rings having undulating structures. Each of the undulating structure has a bar arm and a crown connected thereto. The bar arm has a first...

Implant with attached element and method of making such an implant
03/12/15 - 20150073532 - A stent having an axial end to which is attached a ring of spoons of a material different from that of the stent. In one aspect, the ring of spoons is connected to the axial end through a plurality of complementary male-female form-fitting portions. In one aspect, the ring of...

Linked deflection devices, systems and methods for the prevention of stroke
03/12/15 - 20150073533 - Devices, systems, and methods for the prevention of stroke. Devices and systems hereof comprise stents configured to fit within at least part of an artery extending from an aortic arch, and at least one component comprising parallel convex struts for diverting emboli from entering an artery when the component is...

Multi-layered stents and methods of implanting
03/05/15 - 20150066134 - A method of percutaneously delivering a multi-layered stent assembly to a desired implantation location of a patient including the steps of radially compressing a multi-layered stent assembly to a compressed size for implantation in a patient, the multi-layered stent assembly including a first stent, a second stent coaxially positioned within...

Bioabsorbable implants
02/26/15 - 20150057742 - A bioabsorbable implant including an elongated metallic element having more than 50% by weight a metal and being substantially free of rare earth elements, the elongated metallic element defining at least a portion of the bioabsorbable implant and including a wire formed into a discrete bioabsorbable expandable metal ring; at...

Intravascular stent
02/26/15 - 20150057743 - An expandable stent for implanting in a body lumen, such as a coronary artery, peripheral artery, or other body lumen. In one aspect, the stent includes a butterfly pattern to which connecting links are attached. In another aspect, the stent embodies a non-directional structure. One embodiment is a stent in...

Poly(l-lactide) stent with tunable degradation rate
02/26/15 - 20150057744 - Methods of making a biodegradable polymeric stent made from poly(L-lactide) and a low concentration of L-lactide monomer is disclosed. The concentration of L-lactide is adjusted to provide a degradation behavior that is suitable for different treatment applications including coronary, peripheral, and nasal. Methods include making a poly(L-lactide) material for a...

Bioabsorbable polymeric medical device
01/29/15 - 20150032200 - In embodiments there is described a cardiovascular tube-shaped lockable and expandable bioabsorbable scaffold having a low immunogenicity manufactured from a crystallizable bioabsorbable polymer composition or blend....

Polymeric stent with structural radiopaque marker
01/15/15 - 20150018934 - An implantable sent comprises a radiopaque marker that provides a structural connection between two parts made of a polymer substrate material. The two parts can be one bending element of one radially expandable ring and another bending element of an adjacent expandable ring. The two parts can be two bending...

Stent with eased corner feature
01/15/15 - 20150018935 - An implantable stent includes a plurality of rings. At least a distal end ring has an eased corner feature formed in the polymer substrate at a radially outward, distal-facing corner of the ring while relatively sharp corners of the polymer substrate are maintained in radially inward corners of the ring....

Severable support for a stent
01/15/15 - 20150018936 - A stent with at least one severable supporting device and methods of coating using the same are disclosed. The severable supporting device can be an end tube or a tab attached to some portion of the stent by at least one “gate” or attachment. The end tube or tab may...

Intralumenally-implantable frames
12/25/14 - 20140379070 - Implantable frames for use in body passages are provided herein. The implantable frames can include a plurality of hoop members joined by a plurality of longitudinal connecting members to form a tubular frame defining a cylindrical lumen. The plurality of longitudinal connecting members may include first and second longitudinal connecting...

Intravascular stent
12/25/14 - 20140379071 - An expandable stent for implanting in a body lumen, such as a coronary artery, peripheral artery, or other body lumen. In one aspect, the stent includes a butterfly pattern to which connecting links are attached. In another aspect, the stent embodies a non-directional structure....

Endoluminal prosthesis
11/27/14 - 20140350660 - An endoluminal prosthesis for deployment in a body which has a first tubular structure for stabilising the prosthesis, the first tubular structure being substantially concentric about a first axis and movable between a compact and an expanded state. The prosthesis also has a second tubular structure for supporting an artificial...

Bioabsorbable polymeric medical device
11/13/14 - 20140336748 - In embodiments there is described a cardiovascular tube-shaped lockable and expandable bioabsorbable scaffold having a low immunogenicity manufactured from a crystallizable bioabsorbable polymer composition or blend....

Intraluminal vascular prosthesis
11/13/14 - 20140336749 - The invention relates to an intraluminal vascular prosthesis, preferably for implanting in the aortic arch. The prosthesis has a hollow cylindrical body with a first end and a second end; a first vascular prosthesis portion; a second vascular prosthesis portion; and a stent portion which is provided between the first...

Polymer scaffolds having a low crossing profile
11/06/14 - 20140330363 - A medical device includes a polymer scaffold crimped to a catheter having an expansion balloon. The scaffold, after being deployed by the balloon, provides a crush recovery of about 90% after the diameter of the scaffold has been pinched or crushed by 50%. The scaffold also has a reduced crimped...

Heart valve and endovascular graft components and method for delivery
10/23/14 - 20140316513 - A medical device including a valve member with an elongate tubular portion with at least one aperture disposed in a sidewall at a location between the proximal and distal ends, and a plurality of leaflets; a first endovascular graft coupled to the valve member; and a second endovascular graft coupled...

Intravascular stent
10/16/14 - 20140309724 - A stent design reduces the likelihood of contact among structural members when the stent diameter is reduced before insertion into the body. In one approach, an undulating link has a J-shaped profile or has an angled portion on one side at the peak of the link, in order to reduce...

Double-layer stent
09/25/14 - 20140288634 - A multi-component endovascular stent system (10) includes an outer generally tubular stent (20), configured to assume radially-compressed and radially-expanded states, and an inner generally tubular stent (22), including a braided metal wire mesh (24) including wire, and configured to assume a radially-compressed and longitudinally-elongated state and a radially-expanded and longitudinally-contracted...

Triple-collar stent-graft
09/25/14 - 20140288635 - An endovascular stent-graft (20, 120, 180, 220, 320) includes a fluid flow guide (22), and a plurality of structural stent elements (24) attached to at least a portion of the fluid flow guide (22). The stent-graft is configured to define a generally tubular foldable section (30), which comprises first, second,...

Braid expansion ring with markers
09/18/14 - 20140277376 - An expansion ring for a braided stent includes a plurality of elongated forked frame elements forming the expansion ring. Each of the frame elements includes first and second legs extending in one direction and connected together at a junction portion forming a fulcrum allowing compression of the frame elements, and...

Oblique stent
09/18/14 - 20140277377 - A stent having a main body with a proximal end and a distal end section having proximal and distal openings used for treatment of lesions in blood vessels and hollow organs, particularly at the ostium of side branches. The stent adapts to the anatomical configuration of a vessel branch by...

Stent device having reduced foreshortening and recoil and method of making same
09/18/14 - 20140277378 - A stent device includes generally cylindrical rings aligned along a longitudinal axis, and interconnected by interconnecting members. Each interconnecting member includes a first coupling end, a second coupling end, and an elongate portion therebetween. The first coupling end, the elongate portion, and the second coupling end combine in either a...

Stent
09/18/14 - 20140277379 - A stent comprising a steal body and a plurality of cells is disclosed. The stent body defines a length. Each cell includes two structural members extending in an undulating pattern. Each structural member includes a plurality of cell segments defining a plurality of nodes therebetween. At least one node includes...

Stent
09/18/14 - 20140277380 - A stent comprising a stent body and a plurality of cells is disclosed. Each cell includes two structural members extending in an undulating pattern. Each structural member includes a plurality of cell segments defining a plurality of peaks and valleys therebetween. A first segment and a second segment defining a...

Methods and apparatus for assembling stent-grafts
09/18/14 - 20140277381 - The present disclosure describes methods and apparatus for forming medical devices comprising a stent member and a graft member. Such devices can include graft members that are bonded to the stent member in a selective manner. The selective bonding can allow for greater flexibility, curvature, and conformity of the device...

Method for manufacturing a stent and stent manufactured thereby
09/18/14 - 20140277382 - A method for manufacturing a stent includes forming a stent blank from a first material, the stent blank comprising a plurality of struts and a plurality of crowns, each crown connecting at least two struts, and a plurality of slots in at least some of the plurality of struts and/or...

Expandable stent having a constant length
09/18/14 - 20140277383 - Implementations described herein comprise expandable stents configured to maintain a substantially constant length between a collapsed position and a deployed position having a plurality of spring members and a plurality of biasable couplings connecting adjacent spring members. Each spring member includes a plurality of integrally connected wave members formed in...

Apparatus and methods for deployment of linked prosthetic segments
08/21/14 - 20140236282 - A luminal prosthesis comprises a plurality of radially expandable prosthetic stent segments arranged axially. Two or more of the prosthetic stent segments are separable upon expansion from the remaining prosthetic stent segments and a coupling structure connects at least some of the adjacent prosthetic stent segments to each other. The...

Expandable support frame and medical device
08/14/14 - 20140228937 - Support frames and medical devices are described. An example medical device comprises an expandable support frame with first and second leaflets attached to the support frame. Each of the first and second leaflets defines a domed radius that is equal to or less than the radius of the expandable support...

Implantable medical device having reduced chance of late inflammatory response
08/14/14 - 20140228938 - The invention provides a method for fabricating an implantable medical device to increase biocompatibility of the device, the method comprising: heat setting a polymer construct, wherein the polymer construct is at a temperature range of from about Tg to about 0.6(Tm−Tg)+Tg such that the set polymer construct comprises a crystalline...

Stent with positioning arms
07/24/14 - 20140207227 - A stent is provided with arms for positioning the stent between two passageways. The stent may also be a stent-graft with a transition between a covered portion and an uncovered portion that is positioned relative to the junction between the two passageways. The arms are self-expanding and are biased outward...

Material structures for intravascular device
07/17/14 - 20140200653 - An intravascular device for keeping open a previously constricted site within a vessel and for minimizing tissue debris at such a site from closing off the vessel is provided. The device includes an expandable substantially tubular body having a distal end and a proximal end. The device also includes a...

Drug-delivery endovascular stent and method of forming the same
07/17/14 - 20140200654 - An intravascular stent and method for inhibiting restenosis, following vascular injury, is disclosed. The stent has an expandable, linked-filament body and a drug-release coating formed on the stent-body filaments, for contacting the vessel injury site when the stent is placed in-situ in an expanded condition. The coating releases, for a...

Implantable medical device having enhanced endothelial migration features and methods of making the same
07/10/14 - 20140194974 - An implantable medical device having enhanced endothelial migration features, generally comprises: a structural member including a leading edge and a trailing edge interconnected by a third surface region, the leading edge including a second surface region in a generally curvilinear cross-section, and the trailing edge including a fourth surface region...

Hinge for medical device
06/26/14 - 20140180396 - A device is provided that provides flexibility to an assembly. The device includes a loop hinge that hinges by twisting a body of the loop hinge....

Multilayer stent
06/26/14 - 20140180397 - A multilayer stent configured for implantation in a body lumen, including a tubular outer layer comprising a first plurality of struts defining an outer layer mesh pattern extending between first and second ends of the outer layer, and a tubular inner layer comprising a second plurality of struts defining an...

Stent fixation with reduced plastic deformation
06/19/14 - 20140172072 - An endovascular stent system (10) includes first and second generally tubular stents members (20, 22), which are shaped so as to define first and second interface sections (40, 42), respectively, which are securely coupleable to each other. The first interface section (40) is shaped so as to define an opening...

Helical high fatigue stent-graft
06/19/14 - 20140172073 - An implantable prosthesis, including a generally tubular substrate and a continuous shape memory member disposed over the outer surface of the substrate. The shape memory member may include a series of zig-zag struts alternating between a first strut with a first length and a second strut with a second length...

Intravascular stent
06/12/14 - 20140163666 - An expandable stent for implantation in a body lumen, such as an artery, is disclosed. The stent consists of a plurality of radially expandable cylindrical rings generally aligned on a common longitudinal stent axis and interconnected by one or more interconnecting links placed so that the stent is flexible in...

Stent with a bio-resorbable connector
05/29/14 - 20140148896 - A stent including a plurality of curved sections and a connector. The curved sections surround a longitudinal axis to define a tube portion and are distributed along the longitudinal axis to form a helix. The connector includes a bioresorbable material and is positioned between two adjacent curved sections. The stent...

Flexible endoluminal device
05/22/14 - 20140142684 - The present disclosure describes endoluminal devices, such as stents and stent grafts capable of being bent smoothly, with various benefits resulting therefrom....

Devices and methods for control of blood pressure
05/15/14 - 20140135902 - Apparatus and methods are described, including identifying a subject as suffering from hypertension. In response to the identifying (a) a radius of curvature of a first set of at least three regions of an arterial wall of the subject is increased at a given longitudinal location, while (b) allowing the...

Stent
05/15/14 - 20140135903 - A radially expandable stent comprising a plurality of spaced band-like elements and intersecting links is disclosed. The band-like elements have a generally serpentine configuration to provide continuous waves of generally sinusoidal character to each band-like element. The waves are characterized by a plurality of peaks and troughs taking a generally...

Endovascular prosthesis and delivery device
05/08/14 - 20140128961 - In one of its aspects, the present invention relates to an endovascular prosthesis. The endovascular prosthesis comprises a first expandable portion expandable from a first, unexpanded state to a second, expanded state to urge the first expandable portion against a vascular lumen and a retractable leaf portion attached to the...

Endovascular prosthesis and delivery device
05/08/14 - 20140128962 - In one of its aspects, the present invention relates to an endovascular prosthesis. The endovascular prosthesis comprises a first expandable portion expandable from a first, unexpanded state to a second, expanded state to urge the first expandable portion against a vascular lumen and a retractable leaf portion attached to the...

Stent and stent graft prosthesis
05/01/14 - 20140121761 - There is provided a stent member a plurality of spaced stent elements for location on a tubular graft, wherein a first stent element is located in a first location on said graft, and wherein a second stent element is located in a second location or said graft, and wherein the...

Time-dependent polymer scaffolds
04/24/14 - 20140114398 - A medical device includes a polymer scaffold crimped to a catheter having an expansion balloon. The scaffold has a structure that produces a low late lumen loss when implanted within a peripheral vessel and also exhibits a high axial fatigue life. In a preferred embodiment the scaffold forms ring structures...

Methods for vascular restoration therapy
04/24/14 - 20140114399 - A medical device includes a polymer scaffold crimped to a catheter having an expansion balloon. The scaffold has a structure that produces a low late lumen loss when implanted within a peripheral vessel and also exhibits a high axial fatigue life. In a preferred embodiment the scaffold forms ring structures...

Partial encapsulation of stents
04/17/14 - 20140107763 - A method of making an implantable medical device includes extruding a first ePTFE tube and a second ePTFE tube, cutting a plurality of slits in the first ePTFE tube, positioning a radially expandable support layer between the first and second ePTFE tubes so that the slits span portions of the...

Stent
04/17/14 - 20140107764 - A tubular stent (1) has first and second ends (2,3) and a longitudinal axis (4) therebetween. The tubular stent (1) is formed from a network of struts which defines a cylindrical surface about the longitudinal axis (4), the struts delineating a plurality of cells {23, 30, 31, 32, 33) within...

Method of fabricating a low crystallinity poly(l-lactide) tube
04/10/14 - 20140100649 - Methods of fabricating a low crystallinity polymer tube for polymers subject to strain-induced crystallization. The low crystallinity tube may be further processed to make an implantable medical device....

Compliant biocompatible device and method of manufacture
04/03/14 - 20140094900 - As detailed herein, a biocompatible apparatus comprises a porous material comprising ceramic nanotubes bound together with a filler material. The proportion of the filler material may be selected to provide porosity for the porous material that is biocompatible, and the porous material may be shaped to provide a compliant biomedical...

Tapered helical stent and method for manufacturing the stent
03/27/14 - 20140088689 - A tapered helical implantation device for peripheral arteries and other body lumina of locally varying diameter, including struts connected by loops and shaped in a helical winding. The helical winding defines turns and, when expanded, has a first end with a first expanded circumference and a second end with a...

Polymeric stent
03/20/14 - 20140081381 - The present invention relates to a polymeric stent, and to an endoprosthesis that is implanted within blood vessels and is formed of a polymer....

Stent structure for implantable medical device
03/13/14 - 20140074221 - A stent (30) is formed of a plurality of stent rings (24), each of which rings (24) is formed of a series of sprung sections (10) coupled to one another by flexible couplings (22). The flexible couplings (22) may be made of a biodegradable material. The flexible couplings (22) enable...

Flexible stent with improved axial strength
03/13/14 - 20140074222 - A stent comprises a generally cylindrical band having a pattern of alternating first and second struts, the first struts being wider than the second struts, the first and second struts being of substantially the same length....

Expandable slide and lock stent
03/06/14 - 20140067042 - An expandable slide and lock stent comprises a tubular member that can be expanded from a collapsed state to an expanded state. The tubular member can comprise a reversing helical backbone and at least one rail member extending from the helical backbone in a circumferential direction. The backbone can have...

Implantable expandable medical devices having regions of differential mechanical properties and methods of making same
03/06/14 - 20140067043 - An implantable expandable medical device in which selected regions of the device are in a martensite phase and selected regions are in an austenite phase. The martensitic regions exhibit pseudoplastic behavior in vivo and may be deformed without recovery under in vivo body conditions. In contrast the austenitic regions exhibit...

Crush recoverable polymer scaffolds
03/06/14 - 20140067044 - A medical device includes a polymer scaffold crimped to a catheter having an expansion balloon. The scaffold, after being deployed by the balloon, provides a crush recovery of about 90% after the diameter of the scaffold has been pinched or crushed by 50%. The scaffold has a pattern including an...

Bend-capable stent prosthesis
03/06/14 - 20140067045 - A stent is described, which includes a plurality of stenting rings, each stenting ring including a plurality of struts and points of inflection, each point of inflection connecting adjacent struts, the points of inflection of adjacent stenting rings facing each other along an axis parallel to a longitudinal axis of...

Segmented scaffold designs
02/13/14 - 20140046431 - Segmented scaffolds composed of disconnected scaffold segments with overlapping end rings are disclosed. Scaffolds with at least one discontinuous link are also disclosed....

Stent
02/06/14 - 20140039605 - A stent for insertion in a fluid conduit of a human or animal body includes a hollow structure having generally circumferentially extending parts which have opposite end portions in the longitudinal direction. The circumferential parts are joined to a longitudinally adjacent circumferential parts along the length of the hollow structure...