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Clinical Trials/NCT01557829
NCT01557829
Completed
Not Applicable

Clinical Study of the Amedica Corporation Valeo OL Interbody Fusion Devices for Posterior Lumbar Interbody Fusion

Amedica Corporation2 sites in 1 country100 target enrollmentFebruary 2012

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Disc Degeneration of Pfirrmann Grade III or Greater
Sponsor
Amedica Corporation
Enrollment
100
Locations
2
Primary Endpoint
Roland Morris Disability Questionnaire (RMDQ)
Status
Completed
Last Updated
9 years ago

Overview

Brief Summary

This study randomizes degenerative spondylolisthesis and/or degenerative disc patients into two groups: one to receive a new ceramic implant and a control group with a more traditional PEEK plastic implant. The procedure uses a single oblique cage in each group. The study will measure and compare pain and disability improvement with the two implanted devices over a period of two years. The fusion status will also be judged with plane x-rays and one CT scan.

Registry
clinicaltrials.gov
Start Date
February 2012
End Date
March 2017
Last Updated
9 years ago
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Sponsor
Amedica Corporation
Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Male and female patients age 18-75 years
  • Chronic low back pain unresponsive to at least six months of conservative care
  • MRI and standing x-ray evidence of Pfirrmann Grade III or greater disc degeneration and/or degenerative or isthmic spondylolisthesis of Grade I or II

Exclusion Criteria

  • Osteoporosis
  • Patients with prior failed fusion at the same level
  • Degenerative scoliosis
  • Degenerative spondylolisthesis greater than Grade II
  • Pregnancy
  • Psychiatric or mental disease
  • Alcoholism (drinking more than 5 units per day)
  • Active infection or prior infection at the surgical site
  • Active cancer
  • Insufficient language skills to complete questionnaires

Outcomes

Primary Outcomes

Roland Morris Disability Questionnaire (RMDQ)

Time Frame: 12 months post-op

The improvement in the RMDQ over the pre-op RMDQ value for each group will be compared

Secondary Outcomes

  • Fusion status(3 mo., 6 mo., 12 mo., 24 months)
  • Oswestry Disability Index (ODI)(12 months post-op)

Study Sites (2)

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