# In-vivo Wear Behaviour of AS Coated Versus Uncoated Columbus® Total Knee Prosthesis

> **NCT05509972** · — · TERMINATED · sponsor: **Aesculap AG** · enrollment: 7 (actual)

## Conditions studied

- Knee Arthritis
- Knee Osteoarthritis
- Primary Osteoarthritis of Knee Nos
- Secondary Osteoarthritis of Knee Nos
- Rheumatoid Arthritis of Knee
- Instability, Joint
- Osteonecrosis
- Deformity Knee

## Interventions

- **DEVICE:** total knee prosthesis implantation

## Key facts

- **NCT ID:** NCT05509972
- **Lead sponsor:** Aesculap AG
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2023-04-06
- **Primary completion:** 2024-02-01
- **Final completion:** 2024-08-30
- **Target enrollment:** 7 (ACTUAL)
- **Why stopped:** Recruitment too slow
- **Last updated:** 2024-10-09

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05509972

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05509972, "In-vivo Wear Behaviour of AS Coated Versus Uncoated Columbus® Total Knee Prosthesis". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT05509972. Licensed CC0.

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