# Retrospective Evaluation of the Long-term Effectiveness of the CR500™ SINGLE-DOSE GEL Medical Device in Patients With Knee Osteoarthritis (KOA)

> **NCT07322770** · — · COMPLETED · sponsor: **Contrad Swiss SA** · enrollment: 35 (actual)

## Conditions studied

- Knee Osteoarthritis

## Interventions

- **DEVICE:** CR 500™ SINGLE-DOSE GEL

## Key facts

- **NCT ID:** NCT07322770
- **Lead sponsor:** Contrad Swiss SA
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2025-02-17
- **Primary completion:** 2025-08-13
- **Final completion:** 2025-08-13
- **Target enrollment:** 35 (ACTUAL)
- **Last updated:** 2026-01-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07322770

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07322770, "Retrospective Evaluation of the Long-term Effectiveness of the CR500™ SINGLE-DOSE GEL Medical Device in Patients With Knee Osteoarthritis (KOA)". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT07322770. Licensed CC0.

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