Methods and devices for maintaining surgically created channels in a body organ
First Claim
1. An implant for maintaining an opening in a wall of a body organ, the implant having a delivery state and an expanded state, the implant comprising a support member having a passage extending therethrough where in the delivery state a delivery diameter of the support member is less than an axial delivery length of the support member, and upon expansion the support member expands non-uniformly such that a minimum expanded diameter of the support member is greater than the delivery diameter and where a maximum expanded diameter of the support member is greater than an axial expanded length of the support member;
- and a composition located on the support member and comprising an antiproliferative agent.
1 Assignment
0 Petitions
Accused Products
Abstract
This is directed to methods and devices suited for maintaining an opening in a wall of a body organ for an extended period. More particularly devices and methods are directed maintaining patency of channels that alter gaseous flow within a lung to improve the expiration cycle of, for instance, an individual having chronic obstructive pulmonary disease.
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Citations
34 Claims
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1. An implant for maintaining an opening in a wall of a body organ, the implant having a delivery state and an expanded state, the implant comprising a support member having a passage extending therethrough where in the delivery state a delivery diameter of the support member is less than an axial delivery length of the support member, and upon expansion the support member expands non-uniformly such that a minimum expanded diameter of the support member is greater than the delivery diameter and where a maximum expanded diameter of the support member is greater than an axial expanded length of the support member;
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a composition located on the support member and comprising an antiproliferative agent. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29, 30, 31, 32, 33, 34)
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25. The implant of claim 25, where the mucus affecting substance is selected from a group consisting of mucolytics, pulmozyme, and a combination thereof.
Specification