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. 03, 2013
Filed:
Dec. 27, 2007
Kanji Matsutani, Utsunomiya, JP;
Yoshimasa Tochimura, Utsunomiya, JP;
Masayuki Watanabe, Utsunomiya, JP;
Shinichi Akutsu, Utsunomiya, JP;
Kanji Matsutani, Utsunomiya, JP;
Yoshimasa Tochimura, Utsunomiya, JP;
Masayuki Watanabe, Utsunomiya, JP;
Shinichi Akutsu, Utsunomiya, JP;
Mani, Inc., Utsunomiya-Shi, JP;
Abstract
A suturing needle, comprising needle tip portion () having needle tip (), tapered portion () continuing to needle tip portion (), trunk portion () continuing to tapered portion (), and thread attaching portion () continuing to trunk portion (); needle tip portion () has circular section continuing to sharp needle tip (), angular section continuing to sharp needle tip (), circular section continuing to blunt needle tip () or angular section continuing to blunt needle tip (): wherein trunk portion () has the relations R≧R≧R, when peak () or joint portion between the two flat faces has diameter R, crest of ridges has a roundness of R, and a valley () has roundness R; and valley () is formed to correspond partially to peak (), and the thickness becomes continuously larger from tapered portion () to trunk portion ().