Antero-Posterior Knee Stability

Completed

Conditions studied: Osteoarthritis, Total Knee Arthroplasty, Stability, Knee Osteoarthritis

In brief

A retrospective one-time evaluation of total knee patients one year or more postoperative, to compare antero-posterior (AP) stability with the TELOS Stress device/stress x-rays and clinical outcomes. Multiple implant brand/models will be included in the study.

Key facts

Study ID

NCT03387839

Run by

David F. Scott, MD

People needed

100

Starts

2016-01-01

Expected to finish

2017-12-01

Last updated by the study team

2018-01-02

Who can join

Age: 21 and older, up to 80. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Patients willing to sign the informed consent.
• Patients able to comply with study requirements including stress x-rays and self-evaluations.
• Male and non-pregnant females ages 21 - 80 years of age at the time of surgery.
• Patients who have undergone a primary total knee replacement, are one year or greater postoperative, and are not having any evidence of failure of their implants.
• Patients with a diagnosis of osteoarthritis (OA), traumatic arthritis (TA), or avascular necrosis (AVN).
• Patients with intact collateral ligaments.
• Range of motion within five degrees of full extension and a minimum of 120 degrees of flexion.

You may not qualify if…

• Patients with inflammatory arthritis.
• Patients that are morbidly obese, body mass index (BMI) > 40.
• Patients that have had a high tibial osteotomy or femoral osteotomy.
• Patients with neuromuscular or neurosensory deficiency, which would limit the ability to assess the performance of the device.
• Patients with a systemic or metabolic disorder leading to progressive bone deterioration.
• Patients that are immunologically compromised, or receiving chronic steroids (>30 days), excluding inhalers.
• Patients bone stock is compromised by disease or infection, which cannot provide adequate support and/or fixation to the prosthesis.
• Patients with knee fusion to the affected joint.
• Patients with an active or suspected latent infection in or about the knee joint.
• Patients that are prisoners.

Where it is running

• Spokane Joint Replacement Center — Spokane, Washington, United States

Full record on ClinicalTrials.gov

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