Surgery – Truss – Pad
Patent
1991-07-12
1992-12-29
Picard, Leo P.
Surgery
Truss
Pad
128908, 439373, 439304, 439345, 439371, 361394, 361427, A61B 505, H01R 13639
Patent
active
051742934
ABSTRACT:
A medical apparatus comprises an electrical medical apparatus for use with an endoscope connectable thereto and adapted for at least one a diagnostic and medical treatment; at least one electrical non-medical apparatus including a line cord and a plug, which is used in association with the electrical medical apparatus; and an isolating transformer apparatus isolating a patient from electrical shocks from the electrical medical apparatus used together with the electrical non-medical apparatus. The isolating transformer apparatus is connectable by an authorized person to a commercial power supply and is connected to the line cord and plug of the electrical non-medical apparatus. The electrical medical apparatus is connectable to the commerical power supply. The isolating transformer apparatus includes a housing having a plurality of walls; a transformer contained in the housing, the transformer having a primary winding which is connectable to the commercial power supply, and a secondary winding which is electrically isolated from the primary winding; and a power supply socket mounted on a wall of the housing and being connected to the secondary winding, the socket receiving the plug of the electrical non-medical apparatus. The isolating transformer apparatus also has a retainer provided on an outside portion of the housing for preventing the plug of the electrical non-medical apparatus from being removed from the power supply socket, and a lock device for locking the retainer for preventing removal of the retainer without an engaging and disengaging tool.
REFERENCES:
patent: 2728058 (1955-12-01), Phalen
patent: 3163481 (1964-12-01), Salvader
patent: 3811104 (1974-05-01), Caldwell
patent: 4577187 (1986-03-01), Barr et al.
patent: 4658298 (1987-04-01), Takeda et al.
patent: 4662697 (1987-05-01), Moses
IBM Technical Disclosure Bulletin, vol. 28, No. 7, Dec., 1985, pp. 2785-2798, FIG. 10A, 10B, 11, and 12.
Olympus Optical Co,. Ltd.
Phillips Michael W.
Picard Leo P.
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