Single bundle graft. The graft utilized in Knee A was created with rectangular tibial and patellar bone blocks. a) An anterior view demonstrates that the graft has been divided with a longitudinal incision. The portion of the graft that will represent the anteromedial bundle has been colored red and the portion that will represent the posterolateral bundle has been colored blue. b) A lateral view of the graft demonstrates that the bone blocks are as this as the patellar tendon in this dimension. c) Rotation of the graft demonstrating its two portions.