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:
Jun. 10, 1997
Filed:
Aug. 11, 1995
Applicant:
Inventors:
Kunihiko Miyagi, Saitama-ken, JP;
Masahiro Inoue, Saitama-ken, JP;
Assignee:
Machida Endoscope Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
12820026 ; 12820714 ;
Abstract
A tracheal airway apparatus includes an insert tube and an endoscope. The endoscope includes a body and an insert portion extending forwardly of the body and inserted into the insert tube. The insert portion is of a double tubular structure. An inner tube of the insert portion is flexible and receives an illumination light transmission element and an image transmission element. An outer tube of the insert portion has a semi-hard property and is detachably attached to a front end part of the body. A space is formed between an inner periphery of the outer tube and an outer periphery of the inner tube.