| 摘要 |
PURPOSE: A fusion cage is provided to reduce the uncomfortable feeling of a patient who suffers from a lumbar disc disease by making the fusion of a lumbar body easy and keeping the normal lumbar curve of the patient. CONSTITUTION: The fusion cage comprises: an upper body(1); a lower body(3) provided at the opposite side of the upper body; a connecting member(5) for rotatably connecting one side of the upper body and one side of the lower body by a pin(13); and a support(7) having one end being coupled to the connecting member by a screw and the other end outstretching the opposite end of the connecting member of the upper body and the lower body as it proceeds forward and backward.
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