Rachet hinge for a knee or elbow orthosis
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United States of America Patent
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Jul 26, 2011
Grant Date -
Mar 29, 2007
app pub date -
Sep 23, 2005
filing date -
Sep 23, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
A ratchet hinge for a knee or elbow orthosis having a pair of struts, connected to one strut is a pair of plates in spaced relation to one another. The other strut is pivotably connected between the plates and has a slot formed therein for receiving a locking assembly. The plates have a plurality of ratchets on their outer periphery and a locking slot formed in the edge of the plates. The locking assembly has a spring biased locking pin disposed between two plats such that the pin engages the plates to lock the hinge or allow limited movement.
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