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:
Jun. 24, 2014
Filed:
Mar. 28, 2011
Jeffery Alan Whited, Amherst, OH (US);
David Curtis Ross, Elyria, OH (US);
Dennis R. Seguin, Jr., North Olmstead, OH (US);
Geoffrey D. Rapp, Westlake, OH (US);
Jeffery Alan Whited, Amherst, OH (US);
David Curtis Ross, Elyria, OH (US);
Dennis R. Seguin, Jr., North Olmstead, OH (US);
Geoffrey D. Rapp, Westlake, OH (US);
Bettcher Industries, Inc., Birmingham, OH (US);
Abstract
A power operated rotary knife having a reusable handle assembly and disposable blade support assembly including a head portion and a blade support portion extending from the head portion, wherein upon completion of a tissue debriding operation on a donor, the used blade support assembly is removed from the handle assembly and disposed of, the handle assembly is autoclaved/sterilized and a new, sterilized blade support assembly is affixed to the handle assembly prior to a subsequent use. The knife includes an attachment assembly to releasably attach the disposable blade support assembly to the handle assembly and a retainer structure positioned in an annular groove formed in a bottom surface of the blade housing portion, the retainer structure bearing against an annular rotary knife blade and the blade housing portion to permanently retain an annular body section of the blade in the annular groove.