# Dexmedetomidine Combined With Ropivacaine for Postoperative Continuous Femoral Nerve Block

> **NCT03629483** · PHASE4 · TERMINATED · sponsor: **Peking University First Hospital** · enrollment: 3 (actual)

## Conditions studied

- Elderly
- Knee Arthroplasty
- Nerve Block
- Dexmedetomidine
- Postoperative Delirium
- Long-term Outcome

## Interventions

- **DRUG:** Dexmedetomidine
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT03629483
- **Lead sponsor:** Peking University First Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2018-12-10
- **Primary completion:** 2018-12-14
- **Final completion:** 2018-12-14
- **Target enrollment:** 3 (ACTUAL)
- **Why stopped:** The trial stopped by the sponsor because similar studies have been conducted.
- **Last updated:** 2025-08-03

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03629483

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03629483, "Dexmedetomidine Combined With Ropivacaine for Postoperative Continuous Femoral Nerve Block". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT03629483. Licensed CC0.

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