Intact, pie-crusting and repairing the posterior cruciate ligament in posterior cruciate ligament-retaining total knee arthroplasty: A 5-year follow-up

Figure 2 Insertion of the posterior cruciate ligament protector. A: Exposure of the posterior cruciate ligament (PCL); B: The protector was inserted around the PCL; C: Enough depth was necessary to protect the intact bone block of the PCL.