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Graft pulley and methods of use
专利权人:
Alan W. Wolf;George Delli-Santi
发明人:
George Delli-Santi,Alan W. Wolf
申请号:
US12619167
公开号:
US08449612B2
申请日:
2009.11.16
申请国别(地区):
US
年份:
2013
代理人:
摘要:
A placement assembly used for positioning and holding a ligament graft within a selected bone tunnel. The assembly includes a graft pulley, a surgical suture, and a graft pulley placement instrument. The graft pulley includes a pulley portion and a bone anchoring portion. The pulley portion is adapted to receive the surgical suture and for surgical suture to be drawn through it, to act as a pulley. The bone anchoring portion comprises at least one flexible wing that is adapted to selectively fix the graft pulley within a bone tunnel. At least one wing is adapted to flex during insertion into a bone tunnel and then resist flex and thereby resist movement back out of the tunnel and hence wedge itself within the tunnel. The graft instrument may be selectively attached to the graft pulley and includes a handle and elongate body, adapted to insert the graft pulley into the selected bone tunnel. Once the graft pulley is in place, the placement instrument may then be detached and withdrawn leaving the graft pulley firmly fixed within the bone tunnel and can then be used to position a ligament graft.
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