# the Efficacy and Safety of a Modified Microfracture Using Collagen Compared to Those of a Simple Microfracture in Ankle

> **NCT02519881** · NA · COMPLETED · sponsor: **Cellontech Co., Ltd.** · enrollment: 60 (actual)

## Conditions studied

- Defect of Articular Cartilage

## Interventions

- **PROCEDURE:** Microfracture
- **DEVICE:** CartiFill

## Key facts

- **NCT ID:** NCT02519881
- **Lead sponsor:** Cellontech Co., Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2014-02-17
- **Primary completion:** 2018-01-23
- **Final completion:** 2018-01-23
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2026-04-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02519881

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02519881, "the Efficacy and Safety of a Modified Microfracture Using Collagen Compared to Those of a Simple Microfracture in Ankle". Retrieved via AI Analytics 2026-06-26 from https://api.ai-analytics.org/clinical/NCT02519881. Licensed CC0.

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