Fig. 2From: Patellofemoral kinematics in dogs with cranial cruciate ligament insufficiency: an in-vivo fluoroscopic analysis during walkingImage registration process. a Flat-panel radiographic image imported into JointTracke. b Contoured silhouettes based on the 3-D models of the femur and patella utilized for shape-matching over the radiographic image. c Shape-matched 3-D projections of the femur and patellaBack to article page