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

> **NCT04912674** · — · ACTIVE_NOT_RECRUITING · sponsor: **International Spine Study Group Foundation** · enrollment: 100 (estimated)

## Conditions studied

- Cervical Deformity

## Interventions

- **DEVICE:** Symphony OCT System

## Key facts

- **NCT ID:** NCT04912674
- **Lead sponsor:** International Spine Study Group Foundation
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2021-07-12
- **Primary completion:** 2027-07-12
- **Final completion:** 2027-07-12
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2026-02-17

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04912674

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04912674, "Evaluation of Symphony™ Posterior Cervical System for Surgical Treatment of Adult Cervical Deformity". Retrieved via AI Analytics 2026-07-13 from https://api.ai-analytics.org/clinical/NCT04912674. Licensed CC0.

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