04084268 is referenced by 194 patents and cites 5 patents.

A tissue heart valve has a cloth-covered stent which provides several layers of padding over the stent edges and an integral sewing ring while maximizing the internal valve diameter for a given size heart annulus. No edges of the cloth are exposed. A continuation of the pledget covers all knots of the stitches connecting the tissue to the stent.

Title
Prosthetic tissue heart valve
Application Number
5/679406
Publication Number
4084268
Application Date
April 22, 1976
Publication Date
April 18, 1978
Inventor
Bruce E Fettel
Diamond Bar
CA, US
Marian I Ionescu
Leeds
EN
Agent
Knobbe Martens Olson Hubbard & Bear
Assignee
Shiley Laboratories Incorporated
CA, US
IPC
A61F 1/22
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