# Regional Haemodynamic Changes in Radial Artery Assessment With Continuous Pulsed-wave Doppler Ultrasound

> **NCT03302221** · PHASE4 · WITHDRAWN · sponsor: **China Medical University, China**

## Conditions studied

- Lung Cancer

## Interventions

- **DRUG:** 0.5% ropivacaine paravertebral block
- **DRUG:** 0.25% ropivacaine epidural block
- **DRUG:** 0.5% ropivacaine local anaesthesia

## Key facts

- **NCT ID:** NCT03302221
- **Lead sponsor:** China Medical University, China
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2017-10-15
- **Primary completion:** 2020-08-20
- **Final completion:** 2020-09-20
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** No participants enrolled
- **Last updated:** 2020-03-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03302221

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03302221, "Regional Haemodynamic Changes in Radial Artery Assessment With Continuous Pulsed-wave Doppler Ultrasound". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT03302221. Licensed CC0.

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