Luke J. Aram,Michael D. Goatbe,Carrie A. Leman,Ian M. Scott,Graham R. Vincent,Kevin M. Auqustine de Souza,Gwenael A. Guillard
申请号：
US13797131
公开号：
US20140270065A1
申请日:
2013.03.12
申请国别(地区):
US
年份:
2014
代理人:
摘要：
An x-ray calibration apparatus includes a radiolucent knee alignment jig configured to receive a knee of a patient and a radiolucent cushion configured to hold a patients knee at a fixed angle of flexion. The x-ray calibration apparatus also includes a number of radio-opaque fiducial markers positioned within the radiolucent knee alignment jig.
