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Prospective, Multicenter, Case-Control Analysis of the VersaTie Posterior Fixation System to Prevent Proximal Junctional Failure in Long Posterior Spinal Fusion Constructs for Adult Patients

Who can join

Ages 18 and older · All sexes

Inclusion Criteria:

1. \>18 years of age at the time of treatment
2. EOS full body or standing 36" AP \& Lateral images of entire spine
3. Posterior spine fusion with pedicle screw fixation construct of 5 or more levels
4. Pedicle screw fixation to be supplemented proximally with NuVasive VersaTie system
5. Upper instrumented vertebra (UIV) terminating at a newly instrumented level
6. Lowest instrumented vertebra (LIV) sacrum/pelvis
7. Surgery scheduled to take place in the next 6 months

Exclusion Criteria:

1. Active spine tumor or infection
2. Deformity due to acute trauma
3. Prisoners
4. Women who are pregnant
5. Patient is unwilling or unable to complete questionnaires

About the study

Prospective, Multicenter, Case-Control Analysis of the VersaTie Posterior Fixation System to Prevent Proximal Junctional Failure in Long Posterior Spinal Fusion Constructs for Adult Patients

What is being tested

• Index or revision spine surgery for complex adult spinal deformity (procedure)

Sponsor: International Spine Study Group Foundation · Participants: 225 · Started: Jul 9, 2021

Contact the study team

• Christine Baldus, MH · Phone: 6184444130

Official record on ClinicalTrials.gov — NCT04888104

Locations in the U.S.

Conditions

• Scoliosis
• Kyphosis

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.