Aspheric hip bearing couple

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United States of America Patent

PATENT NO 9668864
SERIAL NO

14154598

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A prosthetic ball for use in a ball and cup joint system includes a spherical cap articulation portion defined by a first radius of curvature, and a toroidal articulation portion defined by a second radius of curvature having a circular origin such that the toroidal articulation portion is defined by a portion of the inner surface of a spindle torus.

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Patent Owner(s)

  • DEPUY SYNTHES PRODUCTS, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ernsberger, Craig N Granger, US 9 48
Frazee, Edmund W Cromwell, US 7 38

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