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:
Sep. 13, 2016
Filed:
Jan. 25, 2012
Eiji Kanehira, Tokyo, JP;
Etsuro Yamabe, Akita, JP;
Minoru Suzuki, Akita, JP;
SUMITOMO BAKELITE CO., LTD., Tokyo, JP;
Abstract
A medical treatment tool () includes a retractor main body () and a converter (). The retractor main body () forms a cylindrical shape and is placed in an incision. The converter () is detachably installed on an opening end () of the retractor main body () and closes the opening end (). Ports () to () through which treatment tools are respectively inserted into the retractor main body () are provided in a plurality of sites of the converter (). The converter () can be installed on the opening end () at an installation angle which is selected from a plurality of angles. The positional relationships of the ports () to () with respect to the retractor main body () when the converter () is installed on the opening end () at the respective installation angles become different from each other.