Patent · US Expired

Knee-joint endoprosthesis

US6770098B1 · kind B1 · utility

11Cited by

9References

39Claims

0Family size

Assignee

Plus Endoprothetik AG · CH

Inventors

Thomas Hauri · Schweiz, DE
Bernhard Hauri · Schweiz, DE
Hans Schmotzer · Aarau, CH
Werner Berner · Aarau, CH

Key dates

Filing date	Sep 4, 2002
Grant date	Aug 3, 2004
Priority date	—
Expiry date	Sep 4, 2022

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2/3854
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A knee-joint prosthesis with a tibial part having a flat tibial bearing surface, with a bearing body that can be shifted thereon in the anterior-posterior direction and includes two concave bearing shells within which a femoral joint part can be movably seated, and with a rotational guide that permits rotation of the bearing body on the tibial bearing surface about an axis of rotation perpendicular to said surface. The rotation guide includes a steering rod that is seated at the bearing body so as to be pivotable relative thereto and at the tibial part is guided in the medial/lateral direction and/or rotationally guided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.