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
Public ClinicalTrials.gov record NCT04888104. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Study identification
- NCT ID
- NCT04888104
- Recruitment status
- Recruiting
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- International Spine Study Group Foundation
- Other
- Enrollment
- 225 participants
Conditions and interventions
Conditions
Interventions
- Index or revision spine surgery for complex adult spinal deformity Procedure
Procedure
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Not listed
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jul 8, 2021
- Primary completion
- Dec 30, 2031
- Completion
- Dec 30, 2034
- Last update posted
- Feb 16, 2026
2021 – 2034
United States locations
- U.S. sites
- 9
- U.S. states
- 7
- U.S. cities
- 9
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Barrow Neurological Institute | Phoenix | Arizona | 85013 | Recruiting |
| Shiley Center for Orthopaedic Research and Education at Scripps Clinic | La Jolla | California | 92037 | Recruiting |
| University of California - San Francisco | San Francisco | California | 94143 | Withdrawn |
| Presbyterian/St. Luke's Medical Center | Denver | Colorado | 80218 | Recruiting |
| Louisiana Spine Institute | Shreveport | Louisiana | 71101 | Recruiting |
| University at Buffalo, Department of Neurosurgery | Buffalo | New York | 14260-1660 | Recruiting |
| New York University, Department of Orthopedic Surgery | New York | New York | 10003 | Recruiting |
| Duke University Health System | Durham | North Carolina | 27708 | Not yet recruiting |
| University of Virginia | Charlottesville | Virginia | 22908 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04888104, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Feb 16, 2026 · Synced May 19, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04888104 live on ClinicalTrials.gov.