# Comparison of Intravascular Uptake and Pain Perception During Epidural Injection Using 22 Gauge vs 25 Gauge Needle

> **NCT04350307** · NA · COMPLETED · sponsor: **Yale University** · enrollment: 162 (actual)

## Conditions studied

- Pain
- Needle Injury

## Interventions

- **DEVICE:** 22-gauge needle
- **DEVICE:** 25-gauge needle

## Key facts

- **NCT ID:** NCT04350307
- **Lead sponsor:** Yale University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-02-01
- **Primary completion:** 2019-06-30
- **Final completion:** 2019-09-30
- **Target enrollment:** 162 (ACTUAL)
- **Last updated:** 2020-07-20

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04350307

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04350307, "Comparison of Intravascular Uptake and Pain Perception During Epidural Injection Using 22 Gauge vs 25 Gauge Needle". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04350307. Licensed CC0.

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