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Receiving part for receiving a rod for coupling the rod to a bone anchoring element and bone anchoring device with such a receiving part
专利权人:
发明人:
Lutz Biedermann,Wilfried Matthis,Berthold Dannecker
申请号:
US14144255
公开号:
US09005259B2
申请日:
2013.12.30
申请国别(地区):
US
年份:
2015
代理人:
摘要:
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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