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Screw driver for a multiaxial bone screw
专利权人:
Scott McLean
发明人:
Scott McLean,Steven Seyer
申请号:
US13118868
公开号:
US08394108B2
申请日:
2011.05.31
申请国别(地区):
US
年份:
2013
代理人:
摘要:
A screwdriver for driving a multi-axial its distal end for engaging the head of the bone screw for joint rotational movement. The screw driver includes an outer retention sleeve within which the inner shaft rotates freely. The outer retention sleeve releasably attaches to the yoke of the bone screw. In another configuration, the screwdriver comprises a screw engagement member affixed to the shaft for joint rotational movement therewith, the screw engagement member comprising a stop sized to seat within a slot of the bone screw yoke, the stop being configured to rotate the yoke upon rotation shaft. A releasable retention member is provided on the screw engagement member for releasably attaching the screwdriver to the bone screw.
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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