Method for inhibiting mineralization of natural tissue during im

Details Method for inhibiting mineralization of natural tissue during im Method for inhibiting mineralization of natural tissue during im

1982-08-25

1983-09-20

Tungol, Maria Parrish

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Internal tissues

3 1, 3 14, 3 15, A61F 122

Patent

active

044053274

ABSTRACT:
Natural tissues fixed with a tanning solution such as glutaraldehyde and intended for implantation in humans, e.g., porcine heart valve prosthetic devices, are treated with a solution of a water soluble quaternary ammonium salt such as dodecyltrimethylammonium chloride to inhibit mineralizaton, particularly calcification, of the tissue after implantation.

REFERENCES:
patent: 3966401 (1976-06-01), Hancock et al.
patent: 4050893 (1977-09-01), Hancock et al.
patent: 4323358 (1982-04-01), Lentz et al.

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