# Intra-sheath vs Extra-sheath Injection for De Quervain's Tenosynovitis

> **NCT04895956** · PHASE4 · RECRUITING · sponsor: **University of California, Davis** · enrollment: 80 (estimated)

## Conditions studied

- De Quervain Tenosynovitis

## Interventions

- **PROCEDURE:** Intra-sheath injection
- **PROCEDURE:** Extra-sheath injection
- **DEVICE:** Ultrasound

## Key facts

- **NCT ID:** NCT04895956
- **Lead sponsor:** University of California, Davis
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2022-01-24
- **Primary completion:** 2026-06-01
- **Final completion:** 2026-06-01
- **Target enrollment:** 80 (ESTIMATED)
- **Last updated:** 2026-02-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04895956

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04895956, "Intra-sheath vs Extra-sheath Injection for De Quervain's Tenosynovitis". Retrieved via AI Analytics 2026-07-11 from https://api.ai-analytics.org/clinical/NCT04895956. Licensed CC0.

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