# Comparison of Rotating vs. Fixed Platform of the COLUMBUS Knee Prosthesis

> **NCT00822640** · PHASE4 · COMPLETED · sponsor: **Aesculap AG** · enrollment: 100 (actual)

## Conditions studied

- Osteoarthritis
- Rheumatoid Arthritis
- Post-traumatic; Arthrosis

## Interventions

- **DEVICE:** Total Knee Arthroplasty

## Key facts

- **NCT ID:** NCT00822640
- **Lead sponsor:** Aesculap AG
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2004-03
- **Primary completion:** 2007-06
- **Final completion:** 2008-07
- **Target enrollment:** 100 (ACTUAL)
- **Last updated:** 2013-05-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00822640

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00822640, "Comparison of Rotating vs. Fixed Platform of the COLUMBUS Knee Prosthesis". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT00822640. Licensed CC0.

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