发明名称 |
Polyaxial screw connection assembly |
摘要 |
A polyaxial screw connection assembly includes a first longitudinal member comprising a bored fastener channel and a first bulbous body; a second longitudinal member comprising a cylindrical body to fit within the fastener channel, and a second bulbous body; a fastener with a bored cylindrical channel, connected to the first longitudinal member and the cylindrical body and securely couples the first longitudinal member to the second longitudinal member; a first fixation component directly connected to the first bulbous body; a second fixation component directly connected to the second bulbous body; a first pin engaged within the first longitudinal member via a bored first channel and contacting the first bulbous body causing the first bulbous body to outwardly expand; and a second pin engaged within the second longitudinal member via a bored second channel and contacting the second bulbous body causing the second bulbous body to outwardly expand. |
申请公布号 |
US8652176(B2) |
申请公布日期 |
2014.02.18 |
申请号 |
US20090474925 |
申请日期 |
2009.05.29 |
申请人 |
RAMADAN MOHAMED AHMED HAFEZ;ABDELGANY MAHMOUD F.;CUSTOM SPINE, INC. |
发明人 |
RAMADAN MOHAMED AHMED HAFEZ;ABDELGANY MAHMOUD F. |
分类号 |
A61B17/70 |
主分类号 |
A61B17/70 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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