Fig. 1From: Percutaneous cryoablation of chondroblastoma and osteoblastoma in pediatric patientsProcedure planification. a Live fluoroscopy is projected over a previously acquired three-dimensional data set using cone-beam CT guidance and XperGuide tools. The blue line represents the planned needle course derived by cone-beam CT, which was planned on a separate three-dimensional workstation. b, c Cryoprobes trajectories placed inside the lesionsBack to article page