作者: Catalina J. Carroll , Troy A. McDonald , Richard T. Holt , Robert A. Farris
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摘要: A device for holding in compression, a bone graft placed the space between two vertebral bodies and from which diseased or injured body has been removed, comprises an elongate space-spanning plate of implant grade material having concavo-convex cross section, with integral prong at each end to be driven into bodies. Each proximal portion distal portion, inboard surface facing other prong, surfaces converging as they extend ends prongs toward concave urge are them. The outboard is parallel converges intersection prong. holes it adjacent reception screws but used during installation staple locating posts impactor tool properly position striking mallet drive vertebra. Consequently, installed by impactor, enter become embedded anchored other, placing under compression. Then through permanently anchor immobilize relative other.