Actively Recruiting

Age: 18Years +
All Genders
ID04888104

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

Led by International Spine Study Group Foundation · Updated on 2026-02-17

225

Participants Needed

9

Research Sites

156 weeks

Total Duration

On this page

Sponsors

I

International Spine Study Group Foundation

Lead Sponsor

N

NuVasive

Collaborating Sponsor

AI-Summary

What this Trial Is About

Researchers are evaluating the safety and performance of long posterior spinal fusion surgeries in adults with complex spinal deformities such as scoliosis and kyphosis. This study compares spinal fusion constructs that use the VersaTie Posterior Fixation System with those that do not, aiming to prevent complications like proximal junctional failure. It also seeks to develop guidelines for surgical treatment and assess factors like blood management, opioid use, mental and social health, and patient frailty. The study observes adult patients undergoing spine surgery involving at least five vertebrae fused with pedicle screw fixation, where the proximal part of the fixation may be supplemented with the VersaTie System. Imaging of the full spine is required before surgery. Researchers will evaluate clinical and radiographic outcomes, complications, patient-reported outcomes using various tools including PROMIS and legacy measures, and will follow patients for up to 10 years after surgery. Participants will be monitored through scheduled assessments at 3 months and 1, 2, 5, and 10 years after surgery. These evaluations include physical function tests, frailty scales, quality of life questionnaires, pain scales, and adverse event tracking. The study also explores the impact of prehabilitation and mental health on surgical outcomes, aiming to improve treatment approaches and establish best practices for adult spinal deformity surgery.

CONDITIONS

Brief Title

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 Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Participants must be older than 18 years at the time of treatment
  • Must have full body or standing spine images (EOS or 36" AP and lateral)
  • Surgery planned involves posterior spine fusion with pedicle screw fixation of 5 or more levels
  • Pedicle screw fixation must be supplemented proximally with the VersaTie System
  • Upper instrumented vertebra must be at a newly instrumented level
  • Lowest instrumented vertebra must be at the sacrum or pelvis
  • Surgery must be scheduled within the next 6 months
Not Eligible

You will not qualify if you...

  • Active spine tumor or infection
  • Deformity caused by acute trauma
  • Prisoners
  • Women who are pregnant
  • Patients unwilling or unable to complete questionnaires

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Surgery and Immediate Post-operative Care

Duration - Surgery day and hospital stay varying by individual recovery

Participants undergo long posterior spinal fusion surgery supplemented with the VersaTie System and receive immediate post-operative care to monitor surgical outcomes and complications.

1 hospital stay including surgery and immediate post-operative monitoring

Post-operative Follow-up

Duration - Up to 10 years

Participants are followed up to assess clinical, radiographic, and patient-reported outcomes including physical function, pain, mental health, and frailty at multiple timepoints after surgery.

Visits at 3 months, 1 year, 2 years, 5 years, and 10 years post surgery

Trial Site Locations

Total: 9 locations

1

Barrow Neurological Institute

Phoenix, Arizona, United States, 85013

Actively Recruiting

2

Shiley Center for Orthopaedic Research and Education at Scripps Clinic

La Jolla, California, United States, 92037

Actively Recruiting

3

University of California - San Francisco

San Francisco, California, United States, 94143

Withdrawn

4

Presbyterian/St. Luke's Medical Center

Denver, Colorado, United States, 80218

Actively Recruiting

5

Louisiana Spine Institute

Shreveport, Louisiana, United States, 71101

Actively Recruiting

6

University at Buffalo, Department of Neurosurgery

Buffalo, New York, United States, 14260-1660

Actively Recruiting

7

New York University, Department of Orthopedic Surgery

New York, New York, United States, 10003

Actively Recruiting

8

Duke University Health System

Durham, North Carolina, United States, 27708

Not Yet Recruiting

9

University of Virginia

Charlottesville, Virginia, United States, 22908

Actively Recruiting

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Research Team

C

Christine Baldus, MH

R

Ray Pinteric

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

1

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