Medical apparatus including on isolating transformer apparatus for isolating medical apparatus from non-medical apparatus to prevent electrical shocks to patients
First Claim
1. A medical apparatus comprising the combination of:
- an electrical medical apparatus for use with an endoscope connectable thereto and adapted for at least one of a diagnostic and medical treatment;
at least one electrical non-medical apparatus including a line cord and a plug, said at least one electrical non-medical apparatus being used in association with said electrical medical apparatus; and
an isolating transformer apparatus isolating a patient from electrical shocks from said electrical medical apparatus used together with said electrical non-medical apparatus, said isolating transformer apparatus being connectable by an authorized person to a commercial power supply and being connected to said line cord and plug of said electrical non-medical apparatus, said electrical medical apparatus being connectable to said commercial power supply, said isolating transformer apparatus including;
a housing having a plurality of walls;
a transformer contained in said housing, said transformer having a primary and secondary winding, said primary winding being connectable to said commercial power supply, and said secondary winding being electrically isolated from said primary winding;
a power supply socket mounted on said wall of said housing and being connected to said secondary winding, said socket having means for receiving therein said plug of said electrical non-medical apparatus;
retainer means provided on an outside portion of said housing, said retainer means preventing said plug of said electrical non-medical apparatus from being removed when said plug is connected to said power supply socket; and
locking means for locking said retainer means to said housing, said locking means preventing removal of said retainer means without an engaging and disengaging tool.
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Accused Products
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.
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Citations
13 Claims
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1. A medical apparatus comprising the combination of:
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an electrical medical apparatus for use with an endoscope connectable thereto and adapted for at least one of a diagnostic and medical treatment; at least one electrical non-medical apparatus including a line cord and a plug, said at least one electrical non-medical apparatus being used in association with said electrical medical apparatus; and an isolating transformer apparatus isolating a patient from electrical shocks from said electrical medical apparatus used together with said electrical non-medical apparatus, said isolating transformer apparatus being connectable by an authorized person to a commercial power supply and being connected to said line cord and plug of said electrical non-medical apparatus, said electrical medical apparatus being connectable to said commercial power supply, said isolating transformer apparatus including; a housing having a plurality of walls; a transformer contained in said housing, said transformer having a primary and secondary winding, said primary winding being connectable to said commercial power supply, and said secondary winding being electrically isolated from said primary winding; a power supply socket mounted on said wall of said housing and being connected to said secondary winding, said socket having means for receiving therein said plug of said electrical non-medical apparatus; retainer means provided on an outside portion of said housing, said retainer means preventing said plug of said electrical non-medical apparatus from being removed when said plug is connected to said power supply socket; and locking means for locking said retainer means to said housing, said locking means preventing removal of said retainer means without an engaging and disengaging tool. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification