Receiving part for receiving a rod for coupling the rod to a bone anchoring element and bone anchoring device with such a receiving part
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United States of America Patent
Stats
-
Jan 28, 2014
Grant Date -
Jul 1, 2010
app pub date -
Dec 29, 2009
filing date -
Dec 29, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A receiving part for receiving a rod for coupling the rod to a bone anchoring element includes a receiving part body including: a rod receiving portion with a channel for receiving a rod, and a head receiving portion for accommodating a head of a bone anchoring element, the head receiving portion having an open end and being flexible for inserting and clamping of the head, and an exterior surface with a curved portion; and a locking ring around the head receiving portion, wherein the locking ring has an interior surface with a curved portion for engagement with the curved portion of the exterior surface of the head receiving portion for locking a position of the head relative to the head receiving portion.
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