×

Heart valve stent

  • US 3,983,581 A
  • Filed: 11/17/1975
  • Issued: 10/05/1976
  • Est. Priority Date: 01/20/1975
  • Status: Expired due to Term
First Claim
Patent Images

1. A stent for a tanned natural tissue heart valve prosthesis comprising:

  • a. a plastic frame the interior configuration of which is substantially the negative of the configuration of the exterior of said valve; and

    b. a fabric cover covering at least the exterior surface of the frame.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×