Status:
WITHDRAWN
A Biomechanical Assessment of the AST Stabilimax BAR Using Radiostereometric Analysis (RSA)
Lead Sponsor:
State University of New York - Upstate Medical University
Conditions:
Assess Motion in Flexion/Extension and Lateral Bending of the Lumbar Vertebrae in Vivo Following Motion Sparing Surgery Using Radiostereometric Analysis (RSA.)
Eligibility:
All Genders
18-75 years
Brief Summary
Assessment of segmental spine motion has been and continues to be, a difficult clinical problem. Errors of up to 10 degrees for simple measurements of flexion, extension and side bending have been rec...
Detailed Description
Radiostereometric Analysis, or RSA, is an accurate in vivo measurement technique using two simultaneous radiographs. It provides researchers with three dimensional motion analyses to look not only at ...
Eligibility Criteria
Inclusion
- Subjects scheduled to have lumbar surgery to receive the AST Stabilimax BAR
- All subjects must be skeletally mature, between the ages of 18-75
Exclusion
- Pregnant women will be excluded due to added radiation exposure
- Prisoners will also be excluded
Key Trial Info
Start Date :
October 1 2006
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
October 1 2008
Estimated Enrollment :
Patients enrolled
Trial Details
Trial ID
NCT00634465
Start Date
October 1 2006
End Date
October 1 2008
Last Update
May 25 2015
Active Locations (1)
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1
SUNY Upstate Medical University
Syracuse, New York, United States, 13202