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:
Nov. 21, 2017
Filed:
Jan. 30, 2015
Robert N Chase, San Rafael, CA (US);
Paul Kardel, Corte Madera, CA (US);
Robert N Chase, San Rafael, CA (US);
Paul Kardel, Corte Madera, CA (US);
NEWGEN SURGICAL, INC., San Rafael, CA (US);
Abstract
A surgical stapler includes a handle assemblymade of paper pulp products or other eco-friendly material. The handle assembly and components of the staple mechanism housing are designed to accommodate the decreased material strength of the handle assembly. Handle retainer earsare attached to the staple mechanism housing and prevent flexing of the lever grip. The retainer ears in combination with a raised circular bossof the handle assembly facilities the use of lower strength materials, such as paper pulp products. An efficient staple housing mechanism includes a new return spring, a visual guide rod or alignment indicatorand a flattened stapler guide. An improved lever grip includes concentrically trimmed arc in the lever grip sidewalls. An improved lever grip includes an extended arched rear sectionto comport with a new positive mating areaof the handle.