The Innovation of 3D Printing for Preoperative Planning in Hip Preservation Surgery

Inclusion Criteria: * Radiological proven diagnosis of cam-type femoroacetabular impingement (FAI) Exclusion Criteria: * Patients with advanced arthritis (Tonnis Grade III or Kellgren-Lawrence Grade III or IV or evidence of less than 2 mm of joint space, as determined by conventional radiographs.) * Patients with 1cm2 (or greater) of cartilage delamination in the hip * Patients with type III or IV heterotopic ossification * Patients with avascular necrosis * Patients who are unable to provide informed consent * Patients who are undergoing revision hip arthroscopy * Patients who are pregnant * Patients who have the presence of local or systemic infection * Patients with an inability to cooperate with and/or comprehend post-operative instructions * Patients with nonvascular surgical sites (MRI proven) * Patients with cancer