Title:
使い捨てブレード支持アセンブリを有する動力駆動回転ナイフ
Document Type and Number:
Japanese Patent JP2013531509
Kind Code:
A
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.
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Inventors:
Whited Jeffery Alan
Ros david curtis
Segan Dennis Earl Jr.
Rap Jeffrey Dee
Ros david curtis
Segan Dennis Earl Jr.
Rap Jeffrey Dee
Application Number:
JP2013504941A
Publication Date:
August 08, 2013
Filing Date:
April 05, 2011
Export Citation:
Assignee:
BETTCHER INDUSTRIES, INCORPORATED
International Classes:
A61B17/32; B23D45/16; B26B27/00
Domestic Patent References:
| JP2009189839A | 2009-08-27 | |||
| JP2006122462A | 2006-05-18 | |||
| JP2002143176A | 2002-05-21 | |||
| JP2000052293A | 2000-02-22 | |||
| JPH0663254A | 1994-03-08 | |||
| JPS61219596A | 1986-09-29 | |||
| JPS58127686A | 1983-07-29 | |||
| JPS5554847A | 1980-04-22 | |||
| JPH0580467U | 1993-11-02 | |||
| JPH01164972U | 1989-11-17 | |||
| JPS62117966U | 1987-07-27 | |||
| JPS60164368U | 1985-10-31 | |||
| JPS58133074U | 1983-09-07 |
Foreign References:
| US3024532A | 1962-03-13 | |||
| WO2008107490A1 | 2008-09-12 |
Attorney, Agent or Firm:
Patent Business Corporation IPS