BONE SCREW HOLDING SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a vertebra implant which is easily fittable and is reliable. SOLUTION: The implant or more particularly the implant for the backbone includes a plate having openings, bone anchor members housable into the openings and at least one split rings capable of holding the anchor members in orifices. The split rings come into direct contact with the anchor members and hold the same in the orifices.