Method of making absorbable surgical sutures

Details Method of making absorbable surgical sutures Method of making absorbable surgical sutures

1981-03-05

1982-08-31

Tungol, Maria Parrish

Bleaching and dyeing; fluid treatment and chemical modification

Chemical modification of textiles or fibers or products thereof

Cellulose fibers

D06M 100, D06M 122

Patent

active

043470572

ABSTRACT:
A method of making absorbable surgical sutures consists in treating cellulose threads with nitrogen oxides in the medium of an organic solvent at a temperature of -11.degree. to +21.degree. C. for 10 to 30 min and withdrawing the cellulose threads from the organic solvent and subjecting them to thermal treatment at a temperature of +30.degree. to +70.degree. C. and at an excessive pressure for 15 min to 1.5 hours.

REFERENCES:
patent: 2423707 (1947-07-01), Kenyon et al.
patent: 2448892 (1948-09-01), Keny on et al.
patent: 2537979 (1951-01-01), Eberl

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