Fig. 1 (a–b). Illustration demonstrating the biomechanical concept of femoroacetabular impingement (FAI). As the hip moves from a neutral position (Fig. 1a) towards the extremes of flexion and internal rotation…
, Randy Mascarenhas2, Simon Lee2 , Michael J. Salata4 and Shane J. Nho1, 3 (1) Department of Orthopaedic Surgery, Rush University Medical Center, Chicago, IL, USA (2) Department of Orthopaedic Surgery, Midwest Orthopaedics at Rush, Rush University…
Fig. 1 Operative room layout After anesthesia is induced and the airway is deemed secure, the OR staff can start to prepare for surgery as the anesthesiologist takes further protective…
Fig. 1 Acetabular Index (right hip) is the angle between Hilgenreiner’s line and a line drawn from the triradiate epiphysis to the lateral edge of the acetabulum. Reimers’ Migration Index…
© Springer Science+Business Media New York 2015Shane J. Nho, Michael Leunig, Christopher M. Larson, Asheesh Bedi and Bryan T. Kelly (eds.)Hip Arthroscopy and Hip Joint Preservation Surgery10.1007/978-1-4614-6965-0_37 34. Surgical Technique: Open Reduction Using the Modified-Dunn Technique Ira Zaltz1 (1)…
Layer Name Structure Purpose Pathology I Osteochondral Innominate Joint congruity Developmental Dynamic Acetabulum Joint kinematics/biomechanics Dysplasia Cam/Rim impingement Femur Acetabular Profunda/protrusio Trochanteric impingement Sub-spine impingement Femoral/acetabular version Delamination Femoral inclination…
Intra-articular Periarticular FAI (cam and pincer type) Greater trochanteric pain syndrome Labral pathology Snapping hip syndromes Chondral lesions Proximal hamstring repair Ligamentum teres injuries Sciatic nerve entrapment Loose bodies/synovial chondromatosis…
Fig. 1 Normal aged cartilage is biomechanically different from normal young cartilage. Over time, the surface (STZ: superficial tangential zone) becomes rougher and there are fewer chondrocytes. Degenerative aged and/or…
Fig. 23.1 Right shoulder posterior view artwork demonstrating the two compression sites for the suprascapular nerve (Copyright Kevin D. Plancher MD 2015) Anatomy Suprascapular Nerve The suprascapular nerve has been…
Fig. 22.1 The anatomic course of the suprascapular nerve. The suprascapular nerve (white arrows) leaves the brachial plexus and travels posteriorly under the transverse scapular ligament with the vein, while…
