# Posterior Compression Distraction Reduction Technique System in the Treatment of BI-AAD

> **NCT03070743** · — · UNKNOWN · sponsor: **Xuanwu Hospital, Beijing** · enrollment: 20 (estimated)

## Conditions studied

- Basilar Invagination Associated With Atlantoaxial Dislocation

## Interventions

- **PROCEDURE:** Posterior Approach Compression Distraction Reduction Surgery

## Key facts

- **NCT ID:** NCT03070743
- **Lead sponsor:** Xuanwu Hospital, Beijing
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2015-07
- **Primary completion:** 2017-07
- **Final completion:** 2017-08
- **Target enrollment:** 20 (ESTIMATED)
- **Last updated:** 2017-03-06

## Collaborators

- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03070743

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03070743, "Posterior Compression Distraction Reduction Technique System in the Treatment of BI-AAD". Retrieved via AI Analytics 2026-05-29 from https://api.ai-analytics.org/clinical/NCT03070743. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*