Fig. 1From: J-bone graft with double locking plate: a symphony of mechanics and biology for atrophic distal femoral non-union with bone defectConstruction of the four three-dimensional models. a1–a3: model 1 is built with only a lateral locking plate (LLP-only); b1–b3: model 2 is built with a J-bone+LLP; c1–c3: model 3 is built with only a double locking plate (DP-only); d1–d3: model 4 is built with J-bone+DP. LLP lateral locking plate, DP double-plateBack to article page