U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Apparatus and method for the alignment of a total knee prosthesis

Patent 5788700 Issued on August 4, 1998. Estimated Expiration Date: Icon_subject October 30, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3596554

Prosthetic knee implantation
Patent #: 4653488
Issued on: 03/31/1987
Inventor: Kenna ,   et al.

Reference system for implantation of condylar total knee prostheses
Patent #: 4938762
Issued on: 07/03/1990
Inventor: Wehrli

Instrumentation for long stem surgery
Patent #: 5282803
Issued on: 02/01/1994
Inventor: Lackey

Alignment guide and method Patent #: 5462550
Issued on: 10/31/1995
Inventor: Dietz, et al.

Inventors

Assignee

Application

No. 741434 filed on 10/30/1996

US Classes:

606/88Knee or knee joint

Examiners

Primary: Buiz, Michael
Assistant: Reip, David O.

Attorney, Agent or Firm

International Class

A61B 017/56

Abstract

A tibial resection guide is aligned with the direction of the mechanical axis of the leg of a recipient of a total knee prosthesis through the use of a proximal alignment member at the proximal portion of an external tibial alignment shaft coupled to the tibia, the proximal alignment member having a guideway for the reception of an external alignment rod affixed to the distal femur of the recipient and so as to extend in the direction of the mechanical axis.

Other References

  • Duracon.RTM. The Tibial System, Howmedica, pp. 12-15, 199
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