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Medical

Branch endograft delivery

Prosthesis - Mon, 06/01/2015 - 10:31am
A system for treating disease involving branching vessels of a mammal system can include a main graft assembly (i) having a lumen permitting fluid flow therethrough, and (ii) configured to expand within a first vessel of a mammal; and a branch graft assembly including a branch cover (i) having a...
Categories: Medical

Stent with dual support structure

Prosthesis - Mon, 06/01/2015 - 10:31am
A intraluminal stent comprises a reticulated tube having an un-deployed diameter and expandable to an enlarged diameter. The tube includes a structural beam extending between first and second ends. The structural beam changes from a first geometry to a second geometry when the tube changes from the un-deployed diameter to...
Categories: Medical

Collapsible, shape memory alloy structures and folding fixtures for collapsing same

Prosthesis - Mon, 06/01/2015 - 10:31am
A shape memory alloy structure comprises at least one tubular member formed of shape memory material, each tubular member including a plurality of panels having side edges, wherein each tubular member is moveable between a radially contracted position and a radially extended position, and wherein the coupled side edges of...
Categories: Medical

Anti-thrombogenic medical devices and methods

Prosthesis - Mon, 06/01/2015 - 10:31am
Methods for applying layers to medical devices and related devices are provided. Such devices can include stents. For example, the device can include a sidewall and a plurality of pores in the sidewall that are sized to inhibit flow of blood through the sidewall into an aneurysm to a degree...
Categories: Medical

Plain woven stents

Prosthesis - Mon, 06/01/2015 - 10:31am
Self-expandable, woven intravascular devices for use as stents (both straight and tapered), filters (both temporary and permanent) and occluders for insertion and implantation into a variety of anatomical structures. The devices may be formed from shape memory metals such as nitinol. The devices may also be formed from biodegradable materials....
Categories: Medical

Braided stent

Prosthesis - Mon, 06/01/2015 - 10:31am
A stent is provided with braided filaments. First and second filaments are braided with each other and extend spirally around the stent wall in opposite directions. One or more third filaments are braided with the first filaments and extends spirally around the stent wall only in the direction of the...
Categories: Medical

Flexible devices

Prosthesis - Mon, 06/01/2015 - 10:31am
A self expanding flexible or balloon expandable flexible device includes a helical strut member helically wound about an axis of the stent. The helical strut member comprises a plurality of helical strut elements. A plurality of individual helical elements are helically wound about the axis of the device in the...
Categories: Medical

Endoprosthesis, delivery device and a method for implanting such endoprosthesis

Prosthesis - Mon, 06/01/2015 - 10:31am
The invention relates to an endoprosthesis (1), in particular a vascular or cardiac endoprosthesis (1), having a body (2) and also one or more thrombogenic elements (3) that are fixed to the endoprosthesis (1) and that are able to extend a distance away from the body outside the latter. The...
Categories: Medical

Thoracic stent graft

Prosthesis - Mon, 06/01/2015 - 10:31am
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...
Categories: Medical

Stents with radiopaque markers

Prosthesis - Mon, 06/01/2015 - 10:31am
Various embodiments of stents with radiopaque markers disposed within depots in the stent, are described herein....
Categories: Medical

Sealing appratus and methods of use

Prosthesis - Mon, 06/01/2015 - 10:31am
A system for treating an aneurysm comprises at least a first double-walled filling structure having an outer wall and an inner wall and the filling structure is adapted to be filled with a hardenable fluid filling medium so that the outer wall conforms to the inside surface of the aneurysm...
Categories: Medical

Aortic insufficiency repair device and method

Prosthesis - Mon, 06/01/2015 - 10:31am
This application relates to methods, systems, and apparatus for replacing native heart valves with prosthetic heart valves and treating valvular insufficiency. In a representative embodiment, a support frame configured to be implanted in a heart valve comprises an annular main body formed by a plurality of angled struts, the main...
Categories: Medical

Cardiac valve prosthesis

Prosthesis - Mon, 06/01/2015 - 10:31am
A method of repairing a native cardiac valve such as the aortic valve includes positioning a cardiac valve prosthesis at an implantation site proximate the native cardiac valve to be repaired. The cardiac valve prosthesis includes an armature and a plurality of prosthetic valve leaflets, the armature including first and...
Categories: Medical

Catheter delivery system for introducing an expandable heart valve prosthesis and medical device for the treatment of a heart valve defect

Prosthesis - Mon, 06/01/2015 - 10:31am
The invention relates to an operating handle (10-1, 10-2) for manipulating a catheter tip (80-1, 80-2) of a catheter delivery system. The operating handle (10-1, 10-2) comprises a hand grip (11) designed to be held by a user, and a manipulating part (12) axially aligned with the hand grip (11)....
Categories: Medical

Artificial tissue

Prosthesis - Mon, 06/01/2015 - 10:31am
A method of forming a matrix of aligned nanofibres of elevated pore size and porosity comprises spraying a polymer solution towards a rotating drum so as to form nanofibres which are collected on the drum. The matrix can be used to form artificial tissue by removing the matrix from the...
Categories: Medical

Anti-paravalvular leakage component for a transcatheter valve prosthesis

Prosthesis - Mon, 06/01/2015 - 10:31am
A transcatheter valve prosthesis includes an expandable tubular stent, a prosthetic valve within the stent, and an anti-paravalvular leakage component coupled to and encircling the stent which includes a plurality of self-expanding struts and an annular sealing membrane. Each strut has a first end coupled to a distal end of...
Categories: Medical

Cuff stitching reinforcement

Prosthesis - Mon, 06/01/2015 - 10:31am
A prosthetic heart valve includes a collapsible and expandable stent having a proximal end, a distal end, an annulus section adjacent the proximal end and an aortic section adjacent the distal end, the stent including a plurality of struts. A cuff may be coupled to the stent so that a...
Categories: Medical

Sodium channel blocker delivery system with scleral lens

Prosthesis - Mon, 06/01/2015 - 10:31am
A scleral lens is provided with a sodium channel blocker or a sodium channel modulator disposed in the pre-corneal tear film between the scleral lens and the cornea. This system can be used to deliver sodium channel blockers or a sodium channel modulators not currently used because of poor bioavailability....
Categories: Medical

Process for preparing objects made of biocompatible hydrogel for uses thereof in the medical field, and more particularly in ophthalmology

Prosthesis - Mon, 06/01/2015 - 10:31am
The present invention also relates to the objects made of biocompatible hydrogel resulting from this process such as, for example, intracorneal lenses (or lenticules) implantable in the cornea or any other implants usable in ophthalmology....
Categories: Medical

Apparatus and method for breast reconstruction and augmentation using an autologous platelet-rich fibrin matrix

Prosthesis - Mon, 06/01/2015 - 10:31am
Described herein are systems and methods for soft tissue reconstruction and augmentation using a platelet-rich fibrin matrix. In one embodiment the system of the present invention includes a blood collection apparatus capable of drawing blood from a patient, a matrix preparation container configured to hold a patient's blood while the...
Categories: Medical