×

Cardiovascular implants of enhanced biocompatibility

  • US 5,716,400 A
  • Filed: 06/06/1995
  • Issued: 02/10/1998
  • Est. Priority Date: 12/21/1989
  • Status: Expired due to Fees
First Claim
Patent Images

1. A heart valve prosthesis for implantation in living body tissue of a patient, the heart valve prosthesis having enhanced hemocompatibility, comprising:

  • components of a heart valve prosthesis including a valve body component and flow control components, said components at least partially fabricated from a low modulus metal alloy, the low modulus alloy being free of deliberately toxic elements, except such amounts of said toxic elements as may occur as impurities in the low modulus alloy and as contaminants as a result of an alloying process, comprising;

    (i) titanium; and

    (ii) niobium from a range of about 10 to about 20 wt. % niobium or from about 35 to about 50 wt. % niobium.

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