Clinical Research Directory

Inclusion * Patient must be 18 years of age or older * Patient qualifies for primary total knee arthroplasty based on physical exam and medical history, including diagnosis of severe knee pain and disability due to osteoarthritis, limited to: * Mild or Moderate valgus, varus, or flexion deformities * Patient must be willing and able to complete the protocol required follow-up * Patient is indicated for a 58mm or 30mm tibial stem extension * Patient has participated in the study-related informed consent process * Patient is willing and able to provide written Informed Consent by signing and dating the IRB approved informed consent * Patient has a platform-compatible personal computer located in their dwelling with appropriate wireless internet access and a USB port * Independent of study participation, patient is a candidate for commercially available Persona Personalized Knee System implanted in accordance with product labeling Exclusion * Simultaneous bilateral TKA * Staged bilateral TKA less than 6 months from indexed procedure * Patient is a current alcohol or drug abuser * Patient is known to be pregnant, breastfeeding, or considered a member of a protected class (e.g., prisoner, mentally incompetent, etc.) * Patient has a psychiatric illness or cognitive deficit that will not allow proper informed consent and participation in follow-up program * Patient has previous history of infection in the affected joint and/or a local or systemic infection that may affect the prosthetic joint * Patient with mental or neurologic conditions who are unwilling or incapable of following postoperative care instructions * Patient with skeletal immaturity * Patient has insufficient bone stock on femoral or tibial surfaces * Patient with Neuropathic Arthropathy * Patient has osteoporosis, or any loss of musculature or neuromuscular disease that compromises the affected limb * Patient has severe instability secondary to the absence of collateral ligament integrity. * Patient has a stable, painless arthrodesis in a satisfactory functional position * Patient has rheumatoid arthritis accompanied by an ulcer of the skin or a history of recurrent breakdown of the skin * Patient has a known or suspected sensitivity to one or more of the implant materials * Patient is undergoing procedures or treatments using ionizing radiation * Patients with known symptomatic foot, hip, or spinal injuries and/or conditions that could affect gait