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.

Date of Patent:
May. 14, 2002

Filed:

Dec. 01, 1999
Applicant:
Inventors:

Akifumi Tachibana, Kyoto, JP;

Ryuichiro Niizeki, Kyoto, JP;

Masaya Tatsumi, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 1/00 ;
U.S. Cl.
CPC ...
A61B 1/00 ;
Abstract

A laparoscope apparatus for use in laparoscopic surgery or the like comprises a cannula with an inner hollow having therein a light guide for introducing light to its tip end for illuminating the object to be observed, and an endoscope which is capable of being pulled into and out from the inner hollow of the cannula. The cannula is airtightly sealed with a transparent member at its tip end, while the endoscope has therein an image pick-up with a wide-angle lens, and the image pick-up is housed in the cannula close to the transparent member.


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