Fig. 1
From: A minimally invasive surgical approach for the treatment of piriformis syndrome: a case series
Illustration of displaying the incision line and initial dissection through the gluteus maximus. On the right side of the image, the incision line is displayed and center on the trigger point identified in the pre-op area. The line is drawn along the direction of the piriformis muscle extending from the sacrum to the greater trochanter of the femur. On the right side of the image, the initial blunt dissection is displayed through the gluteus maximus