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Osteosynthesis device
专利权人:
Silony Medical International AG
发明人:
Heuer, Frank
申请号:
AU2016299100
公开号:
AU2016299100A1
申请日:
2016.06.03
申请国别(地区):
AU
年份:
2018
代理人:
摘要:
Osteosynthesis device, in particular a pedicle screw, having a bone anchor, in particular a bone screw, with a shank and a head, and having a fork head which is U-shaped in a side view and which has two arms at a proximal end area and is formed in one piece, wherein the head of the bone anchor is mounted pivotably on a distal end area of the fork head directed away from the arms, wherein the fork head has, at the distal end area, a receiving opening for the head of the bone anchor, which receiving opening is delimited in the radial direction by spring portions, wherein the spring portions are delimited radially inwards by the receiving opening and radially outwards by an annular groove arranged concentrically with respect to the receiving opening, said annular groove forming a seat for a securing element, wherein the head of the bone anchor is inserted into the receiving opening from the direction of the distal end of the fork 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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