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Clinical Trials/NCT01367938
NCT01367938CompletedNot Applicable

OMNI Apex Knee Ultracongruent vs. Triathlon® Posterior Stabilized & Cruciate Substituting Outcomes Study

Spokane Joint Replacement Center1 site in 1 country69 target enrollmentStarted: November 2009Last updated:
Conditions

Trial Snapshot

Phase
Not Applicable
Status
Completed
Sponsor
Enrollment
69
Locations
1
Primary Endpoint
Clinical outcomes

Study Overview

Brief Summary

A prospective, matched case comparison of total knee arthroplasty with the OMNI Apex Ultracongruent vs. Triathlon® CS tibial insert vs. the Triathlon® PS tibial insert.

Study Design

Study Type
Observational
Observational Model
Case Control
Time Perspective
Prospective

Eligibility Criteria

Ages
21 Years to 80 Years (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
Yes

Inclusion Criteria

  • •Patients willing to sign the informed consent.
  • •Patients able to comply with follow-up requirements including postoperative weight bearing restrictions and self-evaluations.
  • •Male and non-pregnant female patients ages 21-80 years of age at time of surgery.
  • •Patients requiring a primary total knee replacement.
  • •Patients with a diagnosis of osteoarthritis (OA), traumatic arthritis (TA), or avascular necrosis (AVN).
  • •Patients with intact collateral ligaments.

Exclusion Criteria

  • •Patients with inflammatory arthritis.
  • •Patients that are morbidly obese, body mass index (BMI) >
  • •Patients with a history of total or unicompartmental reconstruction of the affected joint.
  • •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).
  • •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 computer-assisted surgical navigation (CAOS) techniques will be used.
  • •Patients that minimally invasive surgical technique will be used.
  • •Patients that are prisoners.

Outcomes

Primary Outcomes

Clinical outcomes

Time Frame: Pre-operative, 6 weeks, 6 months, 1, 2, 3, 4, and 5 years post-operative

Clinical outcomes to include overall success, revision rate, adverse events, clinical score (Knee Society Score), range of motion, radiographic findings.

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor
Spokane Joint Replacement Center
Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

David F. Scott, MD

PI

Spokane Joint Replacement Center

Study Sites (1)

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