| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide anchor elements (1, 1', 100, 415, 420) which are used for a stabilizer (200) for a bone or a vertebra to connect the bone or the vertebra to rod shape elements (21, 407). <P>SOLUTION: By providing at least one rotation degree of freedom between anchor elements (2, 4) firmly connected to a rod and a bone or vertebra, movement of torque (M) to the anchor elements (2, 4) and even loosening or separation of firm attachment into the bone or the vertebra therefor can be prevented. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
