Setting for a cardiac valve
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United States of America Patent
Stats
-
Nov 10, 1987
Grant Date -
N/A
app pub date -
Nov 21, 1983
filing date -
Apr 20, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve prosthesis for controlling the flow of blood through a cardiac opening in which a stent (b) is adapted to be permanently secured to the cardiac tissue around a cardiac opening (a) and the stent (b) forms a cylindrical opening having a preset inside diameter not less than the diameter of the cardiac opening (a) or is slightly larger than the diameter of the cardiac opening (a). A valve member (c) is releasably connected to stent (b) to control the flow of blood through the cardiac opening (a). The valve member (c) may be releasably connected to the stent (b) by means of a set of teeth (3) that are wedged into an inside circumferential groove (2) extending around the stent ring (b') or a thread set (3) can engage a thread (2) on the stent ring (b').
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