发明名称 EXTRA-DISCAL INTER-VERTEBRAL PROSTHESIS FOR CONTROLLING THE VARIATIONS OF THE INTER-VERTEBRAL DISTANCE BY MEANS OF A DOUBLE DAMPER
摘要 This invention relates to a prosthesis with double damper performing the function of intervertebral stabilizer, wherein it comprises at least two identical elements assembled together and comprising means for regulating the bending-stretching movement between two vertebrae so as to approach as closely as possible the physiological course of a discal movement.
申请公布号 CA2115637(A1) 申请公布日期 1994.08.18
申请号 CA19942115637 申请日期 1994.02.14
申请人 PSI 发明人 NAVAS, FERNAND
分类号 A61F2/44;A61B17/70;A61B17/86;(IPC1-7):A61F2/44 主分类号 A61F2/44
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