# An International, Multicenter, Prospective Registry on Post-traumatic Long Bones Defects

> **NCT04112992** · — · RECRUITING · sponsor: **AO Innovation Translation Center** · enrollment: 600 (estimated)

## Conditions studied

- Limb Fracture
- Bone Loss

## Interventions

- **PROCEDURE:** Any treatment that is used for a defect of any long bone

## Key facts

- **NCT ID:** NCT04112992
- **Lead sponsor:** AO Innovation Translation Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2024-07-03
- **Primary completion:** 2028-05-31
- **Final completion:** 2029-03-30
- **Target enrollment:** 600 (ESTIMATED)
- **Last updated:** 2025-08-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04112992

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04112992, "An International, Multicenter, Prospective Registry on Post-traumatic Long Bones Defects". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT04112992. Licensed CC0.

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