The effect of the radiographic projection on the measured position of the prosthesis at knee arthroplasty.
Radiographic pictures with different centerings were taken of a Geomedic prosthesis attached to a knee joint preparation. Moderate rotations and incorrect centerings did not result in significantly different measurements.
D006801:Humans; D007719:Knee Joint / Q000000981:diagnostic imaging*; D007720:Knee Prosthesis; D011475:Prosthesis Failure; D011859:Radiography