Slotted Self-Expanding Stent Delivery System
First Claim
1. A device comprising a cylindrically-shaped material with a plurality of slots wherein said slots are spaced on said material to accept portions of a self-expanding stent wherein said material has a tensile strength that is sufficient to maintain said self-expanding stent in a compressed form when said portions of said stent are positioned within said slots.
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Abstract
The present invention relates to devices, systems and methods to maintain self-expanding stents in a compressed form during delivery to and positioning at a treatment site. The devices, systems and methods of the present invention can provide for more accurate stent positioning and can improve the deliverability of self-expanding stents. Designs of the devices, systems and methods of the present invention include slotted designs, tethered designs and encapsulating flexible sheath designs.
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Citations
10 Claims
- 1. A device comprising a cylindrically-shaped material with a plurality of slots wherein said slots are spaced on said material to accept portions of a self-expanding stent wherein said material has a tensile strength that is sufficient to maintain said self-expanding stent in a compressed form when said portions of said stent are positioned within said slots.
Specification