发明名称 Posterior spinal implant
摘要 A spinal screw or hook has a slotted head to receive a support rod. A two-piece rod retainer is provided with an outer ring-like collar locked into the interior of the slotted head and a fastener extending through the collar to contact a support rod in the bottom of the slot.
申请公布号 US6077262(A) 申请公布日期 2000.06.20
申请号 US19970803550 申请日期 1997.02.20
申请人 SYNTHES (U.S.A.) 发明人 SCHLAEPFER, JOHANNES F.;HESS, MARTIN;SCHELKER, RENE;HAGMANN, RALF
分类号 A61B17/70;(IPC1-7):A61B17/56 主分类号 A61B17/70
代理机构 代理人
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