Patent · US Expired

Microwave preservation of bioprostheses

US4994237A · kind A · utility

50Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 13, 1989
Grant dateFeb 19, 1991
Priority date
Expiry dateNov 13, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L2/18
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A method to preserve and sterilize biological tissues by exposing the tissue to microwave irradiation, thereby limiting tissue exposure to standard organic preservatives and retaining tissue pliability and other qualities that characterize natural, unpreserved tissue.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.