Surgical equipment

Details Surgical equipment Surgical equipment

1989-06-08

1991-12-24

Pellegrino, Stephen C.

Surgery

Instruments

Light application

606 10, 606 14, 128 6, 128395, 604 20, 604 22, 604 27, A61N 506

Patent

active

050748629

ABSTRACT:
The surgical equipment comprises a sealed CO.sup.2 working laser (13) and a sighting He Ne-laser (12) the beams of which are superimposed; a cooling circuit of the working laser comprising a heat exchanger the secondary of which is fed with a liquid circulated by a pump (24), the same pump feeding through the intermediary of a three-way valve (25), either the said secondary circuit of the heat exchanger, or a duct feeding a nozzle emitting a water jet. The beams of the lasers and the duct feeding the nozzle are housed in a supple or articulated arm (10) connected to the hand piece (11) into which is further inserted thermographic visualization equipment of the operating field.

REFERENCES:
patent: 3818913 (1974-06-01), Wallach
patent: 4185633 (1980-01-01), Prozorov et al.
patent: 4489712 (1984-12-01), Ohshima
patent: 4641635 (1987-02-01), Yabe
patent: 4676242 (1987-06-01), Doi

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