您的位置: 首页 > 农业专利 > 详情页

Staged Locking of Surgical Screw Assembly
专利权人:
发明人:
Wagdy W. Asaad,Jayson Varghese
申请号:
US14874816
公开号:
US20160022321A1
申请日:
2015.10.05
申请国别(地区):
US
年份:
2016
代理人:
摘要:
A surgical screw assembly including: a fastener including an elongate shaft having a proximal end and a distal end and a head at the proximal end. A tulip having a an internal bearing surface is provided. A distal end of the tulip has a bore therethrough defining the internal bearing surface. Locking enhancement features are configured to cooperate with the head, such that, in an unlocked configuration, the head is movable relative to the tulip in a provisionally locked configuration, the locking enhancement features engage the head with a first polyaxial grip strength and in a finally locked configuration, the locking enhancement features engage the head with a second polyaxial grip strength greater than the first polyaxial grip strength.
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