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Clinical trialNCT04912674Active, not recruitingObservational

Evaluation of Symphony™ Posterior Cervical System for Surgical Treatment of Adult Cervical Deformity

SponsorInternational Spine Study Group FoundationEnrollment100Cervical Deformity
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

6 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • University of California Davis

    Sacramento, California, United States

  • Denver International Spine Center, Rocky Mountain Hospital for Children and Presbyterian St. Luke'S Medical Center

    Denver, Colorado, United States

  • Washington University

    St Louis, Missouri, United States

  • Duke University

    Durham, North Carolina, United States

  • University of Pittsburgh Medical Center

    Pittsburgh, Pennsylvania, United States

  • University of Virginia

    Charlottesville, Virginia, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
12 Jul 2021
Primary completion
12 Jul 2027
Completion
12 Jul 2027
Last update posted
17 Feb 2026
Registered enrollment
100
Registry id
NCT04912674
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.