Arrangement for preparing natural tissue for implantation

Details Arrangement for preparing natural tissue for implantation Arrangement for preparing natural tissue for implantation

1977-09-22

1978-05-23

Guest, Alfred R.

Leather manufactures

Machines

Fluid-treating apparatus

C14C 1500

Patent

active

040908780

ABSTRACT:
An arrangement for preparing natural tissue in the form of a heart valve, vessel or the like for implantation in which tanning fluid under pressure is applied to a portion of the tissue so as to cause said tissue to assume substantially its natural configuration, while additional tanning fluid is applied to the remainder of the tissue, said tanning fluid being so applied for a time sufficient to cause the tissue to become fixed, and, for vessels or the like, a guide may engage the tissue during fixation, whereby said tissue maintains substantially the configuration of the guide.

REFERENCES:
patent: 101661 (1870-04-01), Robertson
patent: 816670 (1906-04-01), Marneffe
patent: 2648079 (1953-08-01), Ushakoff
patent: 3966401 (1976-06-01), Hancock et al.
patent: 3988782 (1976-11-01), Dardik et al.
patent: 4050893 (1977-09-01), Hancock et al.

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