# Advent™ Cervical Disc Versus ACDF for Treatment of One Level Degenerative Disc Disease (IDE Study)

> **NCT00637312** · NA · TERMINATED · sponsor: **Orthofix Inc.** · enrollment: 108 (actual)

## Conditions studied

- Cervical Degenerative Disc Disease

## Interventions

- **DEVICE:** Cervical Artificial Disc (Advent™ Cervical Disc)
- **DEVICE:** Hallmark™ Anterior Cervical Plate System

## Key facts

- **NCT ID:** NCT00637312
- **Lead sponsor:** Orthofix Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2008-03
- **Primary completion:** 2011-07
- **Final completion:** 2013-02
- **Target enrollment:** 108 (ACTUAL)
- **Why stopped:** Greater-than-anticipated rate of revisions
- **Last updated:** 2014-03-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00637312

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00637312, "Advent™ Cervical Disc Versus ACDF for Treatment of One Level Degenerative Disc Disease (IDE Study)". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT00637312. Licensed CC0.

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