Total Hip Arthroplasty Using Small Direct Anterior Incision: The Role of Short Femoral Stem

Inclusion Criteria: * Patient signed an IRB, study specific informed patient consent. * Patient is a male or non-pregnant female age 18 years or older at the time of study device implantation. * Patient has primary diagnosis of non-inflammatory degenerative joint disease. * Patient is a candidate for primary cementless total hip replacement. * Patient is willing and able to comply with postoperative scheduled clinical and radiographic evaluations and rehabilitation. Exclusion Criteria: * Patient has a Body Mass Index (BMI) \> 40 Kg/m2. * Patient has an active or suspected infection at the time of device implantation. * Patient is immunologically suppressed. * Patient requires revision surgery of a previously implanted total hip replacement. * Patient has a known sensitivity to device materials.