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Microfracture instrument
专利权人:
Reinhold Schmieding
发明人:
Reinhold Schmieding,Kenneth M. Adams,Philip S. OQuinn,Peter J. Millett
申请号:
US12731971
公开号:
US08852201B2
申请日:
2010.03.25
申请国别(地区):
US
年份:
2014
代理人:
摘要:
A bone drill that includes a shaft with a flexible portion having a proximal end and a distal end and a drill tip coupled to the distal end of the shaft. The bone drill also includes a cannulated sheath with a proximal end and a distal end, the sheath housing a portion of the shaft and having a curved portion at the distal end. The drill tip may also be housed within the curved portion of the sheath. The bone drill may also include a hub with an actuator mechanism, the hub being coupled to the sheath, wherein the actuator mechanism retracts the sheath to cause the drill tip to extend beyond the distal end of the sheath.
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