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system for lockably engaging bone screws in a locking plate, locking locking plate and method of using a screw and locking locking plate
专利权人:
Osteomed L.P.
发明人:
Viorel Mocanu
申请号:
BRPI0920463
公开号:
BRPI0920463A2
申请日:
2009.10.15
申请国别(地区):
BR
年份:
2019
代理人:
摘要:
A system for lockably engaging bone screws into a fixation plate may include a locking fixation plate including a threaded screw hole defined by an inner surface surrounding the threaded screw hole, the inner surface comprising an upper countersink and a threaded portion, the threaded portion comprising a pair of threads arranged in a double helix configuration, and a screw comprising a generally conical head tapering into a generally cylindrical shaft that ends at a tip and a single thread beginning near the tip and extending along the generally cylindrical shaft and onto the generally conical head, a thread height of the single thread being constant over a majority of the generally cylindrical shaft and tapering as the thread extends onto the head.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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