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. 18, 2003
Filed:
Mar. 22, 2002
Applicant:
Inventors:
Tom Overes, Winterthur, CH;
Bernhard Gyssler, Horgen, CH;
Assignee:
Sulzer Orthopedics Ltd., Baar, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 1/756 ;
U.S. Cl.
CPC ...
A61B 1/756 ;
Abstract
Spreader apparatuses for knee joints are shown which have two parallel support plates ( ) which can be inserted between the femur condyles ( ) and the tibia ( ) and which can be moved apart in connected form by an adjustment mechanism ( ). The adjustment mechanism ( ) has a housing ( ) at which a stroke-extending tappet ( ) is supported via an elastically resilient transmission member ( ) in order to simultaneously make the effective spreading travel readable on a scale ( ) at the housing ( ) and the amount of the spreading force readable on a scale ( ) at the housing ( ).