Cryosurgical instrument

Details Cryosurgical instrument Cryosurgical instrument

1976-04-05

1977-12-20

Pace, Channing L.

Surgery

Truss

Pad

A61B 1736

Patent

active

040635600

ABSTRACT:
The invention provides for re-warming of a cryosurgical instrument after its use in the cold mode, during which refrigerant is supplied through a first duct through first restriction, by admitting to the cavity within the probe tip fluid from a pressurized source through a second duct this supply being subject to control imposed by a second restriction.

REFERENCES:
patent: 3393679 (1968-07-01), Crump et al.
patent: 3502081 (1970-03-01), Amoils
patent: 3512531 (1970-05-01), Crump et al.
patent: 3548829 (1970-12-01), Reynolds et al.
patent: 3613689 (1971-10-01), Crump et al.
patent: 3696813 (1972-10-01), Wallach
patent: 3913581 (1975-10-01), Ritson et al.

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