# Author-Wang Ping-- Research：Application of Ultrasonic Guided Puncture in Blood Collection in Patients With Severe Trauma

> **NCT04938674** · — · COMPLETED · sponsor: **Second Affiliated Hospital, School of Medicine, Zhejiang University** · enrollment: 177 (actual)

## Conditions studied

- Severe Trauma

## Interventions

- **DEVICE:** ultrasonic guidance

## Key facts

- **NCT ID:** NCT04938674
- **Lead sponsor:** Second Affiliated Hospital, School of Medicine, Zhejiang University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-04-01
- **Primary completion:** 2021-03-01
- **Final completion:** 2021-03-01
- **Target enrollment:** 177 (ACTUAL)
- **Last updated:** 2021-06-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04938674

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04938674, "Author-Wang Ping-- Research：Application of Ultrasonic Guided Puncture in Blood Collection in Patients With Severe Trauma". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04938674. Licensed CC0.

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