Cryogenic device and method for necrotizing and shaving live tis

Details Cryogenic device and method for necrotizing and shaving live tis Cryogenic device and method for necrotizing and shaving live tis

1977-05-19

1979-07-31

Michell, Robert W.

Surgery

Truss

Pad

62 50, 62 78, 62514R, 128 1R, 220 205, A61B 1736

Patent

active

041626770

ABSTRACT:
A hand-held cryogenic device for and method of necrotizing and shaving live tissue having a chamber chargeable with liquid cryogen. One heat conductive wall of the chamber is adapted to be flooded with cryogen while being manipulated over the tissue and includes an opening allowing gaseous cryogen to escape in contact with the tissue. This wall is selectively effective to shave or slice away necrotized tissue.

REFERENCES:
patent: 3080725 (1963-03-01), Cowley et al.
patent: 3736937 (1973-06-01), Basiulis
patent: 3748865 (1973-07-01), Laverman et al.

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