Fig. 2From: Anterior cruciate ligament femoral-tunnel drilling through an anteromedial portal: 3-dimensional plane drilling angle affects tunnel length relative to notchplastyThree-dimensional (3D) measurements of the anterior cruciate ligament (ACL) footprint were calculated using software (Geomagic®, Inc., Research Triangle Park, NC, USA). The arrow head indicates the center of the ACL footprintBack to article page