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:
Jan. 02, 2018
Filed:
Sep. 11, 2014
Applicant:
Smith & Nephew, Inc., Memphis, TN (US);
Inventor:
Rafal Z. Jezierski, Middleton, MA (US);
Assignee:
Smith & Nephew, Inc., Memphis, TN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/32 (2006.01); A61B 17/00 (2006.01); A61B 17/16 (2006.01);
U.S. Cl.
CPC ...
A61B 17/32002 (2013.01); A61B 17/1624 (2013.01); A61B 2017/0046 (2013.01); A61B 2017/00398 (2013.01); A61B 2017/00477 (2013.01); A61B 2017/00876 (2013.01); A61B 2017/320032 (2013.01);
Abstract
Apparatus and methods for a magnetic coupling motor drive for a surgical cutting instrument. A magnetic coupling motor drive unit includes a motor housing containing a motor and a magnetic drive hub assembly, the magnetic drive hub assembly having a drive hub and a driven hub, the driven hub rotating about a driven hub spindle, the driven hub spindle attached to a seal cap, the seal cap sealing the drive hub and the motor to the motor housing, wherein the drive hub includes an array of magnets aligned to a respective array of magnets in the driven hub.