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Intervertebral Prosthesis or Disk Prosthesis
专利权人:
DePuy Synthes Products; Inc.
发明人:
Beat Lechmann,Robert Frigg,Roger Buerki
申请号:
US14638196
公开号:
US20150173913A1
申请日:
2015.03.04
申请国别(地区):
US
年份:
2015
代理人:
摘要:
An intervertebral prosthesis or disk prosthesis comprising a front side, a rear side, an upper side which can be placed on the base plate of vertebral body, a lower side which can be placed on the base plate of a vertebral body, a right side, a left side, a cavity which can receive a fluid hydraulic osteocementum, an opening in the cavity and several outlets out from the cavity. The total of the transversal surfaces of the outlets SV on the front side, the total of the transversal surfaces of the outlets SH on the rear side, the total of the transversal surfaces of the outlets SR on the right side and the total of the transversal surfaces of the outlets on the left side satisfy the following conditions: SL>;SR or SR>;SL or SH>;SV or SV>;SH.
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