| 摘要 |
<p>An intraluminal medical device having a flowpath therethrough, the device consisting of a one-piece elastic or semi-elastic sheet of material which defines a generally tubular body. The medical device has a collapsed and expanded diameter and is constructed and arranged such that it can exist in two stable states, consisting of the initial collapsed state (12) and the expanded state (10). In conjunction with a retractor device (6), the medical device may be converted between the two stable states within a body lumen as necessary.</p> |
