The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 29, 1992
Filed:
Jul. 12, 1991
Toshihiko Hagiwara, Tokyo, JP;
Olympus Optical Co., Ltd., Tokyo, JP;
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.