Patent · US Expired

Organ prostheses

US4497074A · kind A · utility

99Cited by
8References
44Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 1979
Grant dateFeb 5, 1985
Priority date
Expiry dateMay 30, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S623/901
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Organ prostheses are manufactured starting from a support preformed in the shape of the prosthesis to be formed on which a sol giving on cooling a gel enabling a surface state approximating to that of a liquid-air interface is deposited, a hardenable flexible material compatible with body tissues is deposited thereon and the prosthesis removed from the mould. Ureter, bladder, vascular and cardiac prostheses made by this method are disclosed.

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