METATARSAL HEMIARTHROPLASTY IMPLANT
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United States of America Patent
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Issued Date -
Aug 23, 2012
app pub date -
Dec 21, 2011
filing date -
Dec 21, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An implant for metatarsal hemiarthroplasty according to embodiments of the present invention includes a resurfacing body configured to at least partially resurface distal and dorsal surfaces of an articular head of a metatarsus, the resurfacing body including a first side and a second side, the first side configured to articulate against a phalange associated with the metatarsus, the first side including a convex surface formed of ceramic, the second side configured to be fixed to the metatarsus, the second side including a concave surface from which protrude at least two immobilization elements, the at least two immobilization elements configured to interface with the articular head.
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