Fig. 6From: The use of tissue adhesive as an adjunct to wound closure in knee arthroplasty does not reduce wound oozeSchematic diagrams showing orientation and forces across anterior midline knee skin incision [17, 18] Left: Midline skin incision is cutting Langer's lines at 90°. Right: High forces on the anterior midline incision with knee flexion compared to the medial parapatellar incisionBack to article page