您的位置: 首页 > 农业专利 > 详情页

Polyaxial bone anchoring device with enlarged pivot angle
专利权人:
发明人:
Lutz Biedermann,Wilfried Matthis
申请号:
US13948700
公开号:
US09277942B2
申请日:
2013.07.23
申请国别(地区):
US
年份:
2016
代理人:
摘要:
A polyaxial bone anchoring device includes a receiving part to receive a rod for coupling the rod to a bone anchoring element, the receiving part having a top end and a bottom end, a first passage at the bottom end with a first longitudinal axis, and a second passage at the top end with a second longitudinal axis that intersects the first longitudinal axis, and a compression element, wherein at least one of the receiving part or the compression element has a seat with an opening facing the bottom end, and wherein the compression element is movable relative to the receiving part along the first longitudinal axis between a first position wherein the seat is expandable and configured for insertion of a head of a bone anchoring element and pivoting of the head, and a second position wherein the seat is compressed to lock an inserted head therein.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

意 见 箱

匿名:登录

个人用户登录

找回密码

第三方账号登录

忘记密码

个人用户注册

必须为有效邮箱
6~16位数字与字母组合
6~16位数字与字母组合
请输入正确的手机号码

信息补充