发明名称 |
INSERT AND SHELL OF A JOINT BALL RECEPTACLE |
摘要 |
An insert (11) of a joint ball receptacle of a prosthetic shoulder joint according to the invention has a first side (I) with a depression (15) for receiving a joint ball, and a second side (II) which is provided and formed for being received in a shell (13) of the joint ball receptacle. According to the invention, a snap-action mechanism (19) which extends around a central axis (17) of the insert (11) is arranged on the second side (II), which snap-action mechanism (19) has, as seen from the second side (II), and together with a collar (21), an undercut (23) which extends around the central axis (17), in such a way that the collar (21) can engage with elastic deformation behind a correspondingly formed mating element (25) of the shell (13), wherein the snap-action mechanism (19) is discontinuous in the peripheral direction of the insert (11) at at least one point (31); according to the invention, the insert (11) has a cylindrical guide region (27) at the outer periphery in the region provided for being received in the shell (13). |
申请公布号 |
WO2007031575(A1) |
申请公布日期 |
2007.03.22 |
申请号 |
WO2006EP66410 |
申请日期 |
2006.09.15 |
申请人 |
ZIMMER GMBH;FORRER, MICHAEL;GRONAU, NICOLE;BOSS, STEFAN;BAUM, INES |
发明人 |
FORRER, MICHAEL;GRONAU, NICOLE;BOSS, STEFAN;BAUM, INES |
分类号 |
A61F2/40 |
主分类号 |
A61F2/40 |
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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