Arthroplasty

Investigators at St. Michael's Hospital publish new data on arthroplasty

Published in Telemedicine Law Weekly, May 30th, 2009

"Fifteen sets of patient radiographs were analyzed by 3 different observers on 2 occasions. Each observer measured the femoral neck-shaft angles (NSAs) of the preoperative digital radiographs and stem-shaft angles (SSAs) of the postoperative radiographs," researchers in Toronto, Canada report.

"The effect of femur position oil SSA measured by digital radiographs was also investigated using a resurfaced synthetic femur. Radiographs were taken with the synthetic specimen positioned in 10 degrees increments of either flexion or rotation. Measurement by digital radiographs proved less than optimal in assessing preoperative NSA but was better in assessing the postoperative...

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Source: Telemedicine Law Weekly (2009-05-30)

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