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:
Oct. 02, 2012
Filed:
Oct. 29, 2008
Masayo Tsumaru, Sagamihara, JP;
Ryuichi Toyama, Hachioji, JP;
Makoto Abe, Hino, JP;
Toshihiro Hadano, Hachioji, JP;
Ryosuke Ishizaki, Hachioji, JP;
Masayo Tsumaru, Sagamihara, JP;
Ryuichi Toyama, Hachioji, JP;
Makoto Abe, Hino, JP;
Toshihiro Hadano, Hachioji, JP;
Ryosuke Ishizaki, Hachioji, JP;
Olympus Medical Systems Corp., Tokyo, JP;
Abstract
A medical instrument of the present invention comprises a spiral shaped portion provided at an insertion portion main body, for generating a force at the insertion portion main body to advance/retreat in a subject by a contact with a body wall of the subject, a balloon provided so as to expand radially in a radial direction of the insertion portion main body and capable of contact with the body wall, a suction opening portion provided between the spiral shaped portion and the balloon in the insertion portion main body, and a suction pipeline communicating with the suction opening portion, inserted into the insertion portion main body and connected to a suction pressure controller on a rear end side of the insertion portion main body in the insertion direction.