Disinfection indicator for medical equipment

Details Disinfection indicator for medical equipment Disinfection indicator for medical equipment

1982-04-02

1984-05-22

Yasich, Daniel M.

Surgery

Truss

Perineal

7386253, 116216, 128303R, 128736, 374187, A61B 1700, G01L 500, G01K 102

Patent

active

044495188

ABSTRACT:
A disinfection indicator mounted on medical equipment which is inserted into a channel for forceps and repeatedly used after thermal sterilization, includes a deformable portion, made of a shape memory alloy having a one-way shape memory effect, which is deformed plastically by an external force, from a shape indicating disinfection of the medical equipment to a predetermined original shape when the medical equipment is in use, and which is modified from the original shape to the shape indicating disinfection of the medical equipment when the medical equipment is heated to a temperature higher than a predetermined temperature.

REFERENCES:
patent: 3440997 (1969-04-01), Rogen et al.
patent: 3483752 (1969-12-01), Rogen et al.
patent: 3516082 (1970-06-01), Cooper
patent: 3853546 (1974-12-01), Werner et al.
patent: 4043323 (1977-08-01), Komiya
patent: 4066082 (1978-01-01), Arcan et al.
patent: 4251719 (1981-02-01), Ryder

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