Biocompatible perforated membranes, processes for their preparat

Details Biocompatible perforated membranes, processes for their preparat Biocompatible perforated membranes, processes for their preparat

1993-02-16

1994-07-05

Green, Randall L.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Hair or skin

623 11, 623 66, 424422, 424425, A61F 210, A61F 202, A61F 254, A61F 1300

Patent

active

053263561

ABSTRACT:
It is provided biocompatible membranes constructed of materials of natural, synthetic or semisynthetic origin, and having a thickness of between 10 and 500.mu., characterised by containing an ordered series of holes of a constant size between 10 and 1000.mu., separated from each other by a constant distance of between 50 and 1000.mu., and obtained by perforation by mechanical, thermal laser or ultraviolet radiation means, they being suitable for use as a support for the in vitro growth of epithelial cells. Artificial skins obtained thereby and its use in grafts are also provided.

REFERENCES:
patent: 2671444 (1954-03-01), Pease, Jr.
patent: 4553272 (1985-11-01), Mears
patent: 4729766 (1988-03-01), Bergentz et al.
patent: 4851521 (1989-07-01), Della Valle
patent: 4883487 (1989-11-01), Yoshizato et al.
George Picha and Dennis Siedlak, "Ion-Beam Microtexturing of Biomaterials" Medical Device and Diagnostic Industry, vol. 6, No. 4, Apr. 1984.

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