ARTIFICIAL VERTEBRAL DISK REPLACEMENT IMPLANT WITH TRANSLATING PIVOT POINT AND METHOD
摘要
An artificial vertebral disk replacement implant is disclosed along with its method of operation and a method of implanting. The implant has first and second plates that each mate with a vertebral body. Each plate has one side for mating with a vertebral body. The first plate has a socket on one side, and the second plate has an elongated ball on one side. The ball of the first plate and the socket of the second plate form a ball-and-socket joint when the two plates are in contact with each other. The implant achieves a range of motion equivalent to a natural range of motion.
申请公布号
WO2004039285(A2)
申请公布日期
2004.05.13
申请号
WO2003US33944
申请日期
2003.10.27
申请人
ST.FRANCIS MEDICAL TECHNOLOGIES, INC.
发明人
ZUCHERMAN, JAMES F.;HSU, KEN Y.;WINSLOW, CHARLES J.;YERBY, SCOTT A.;MITCHELL, STEVE;FLYNN, JOHN