Fig. 2From: Clinical value of 3D printing guide plate in core decompression plus porous bioceramics rod placement for the treatment of early osteonecrosis of the femoral heada The pre-operative 3D CT reconstruction images. b A virtual guide pin path was established on the proximal femur model using MedCAD, making the path reach to the target region. c The guide pin path was established with the assistance of the corresponding guide pin guide plate, which was performed at the opposite side by the same methodBack to article page