Fig. 3From: Biomechanical cadaveric comparison of patellar ligament suture protected by a steel cable versus a synthetic cable Side-view of the experimental set-up: With flexion of pretension of the frame (left) and flexion for an inter-suture gap of 2 mm (right). – (1 : Flexion angle (°) of pretension of the frame with inter-suture gap = 0 mm, 2 : Protection frame, 3 : Delta flexion (°) for inter-suture gap of 2 mm (ΔF 2 mm), 4 : Total flexion (°) for inter-suture gap of 2 mm) Back to article page