Postero-stabilised prosthesis with non-shifting tibial stud
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United States of America Patent
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Issued Date -
Dec 2, 2004
app pub date -
Apr 22, 2004
filing date -
Apr 24, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Tibial insert (1) of a so-called postero-stabilised prosthesis, having a tibial stud (2) projecting perpendicularly from the base of the insert, and having a face (6) turned towards the posterior side, characterised in that in transverse cross-section in the sagittal, or antero-posterior, plane, the posterior face (6) defines a curve, a so-called contact curve, which is, at least partially, in the from of a concave curve with its concavity turned towards the posterior side, a point (22) on the curve, in particular the summit, remote from the base, being more posterior than other points (25) on the curve, in particular most of the other points on the curve.
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