# The SQUID Trial for the Embolization of the Middle Meningeal Artery for Treatment of Chronic Subdural Hematoma (STEM)

> **NCT04410146** · NA · COMPLETED · sponsor: **Balt USA** · enrollment: 310 (actual)

## Conditions studied

- Subdural Hematoma, Chronic

## Interventions

- **DEVICE:** SQUID Embolization
- **DEVICE:** SQUID Embolization and Surgical Evacuation
- **PROCEDURE:** Surgical Evacuation
- **OTHER:** Other: Medical Management

## Key facts

- **NCT ID:** NCT04410146
- **Lead sponsor:** Balt USA
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-11-01
- **Primary completion:** 2024-05-23
- **Final completion:** 2024-05-23
- **Target enrollment:** 310 (ACTUAL)
- **Last updated:** 2025-04-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04410146

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04410146, "The SQUID Trial for the Embolization of the Middle Meningeal Artery for Treatment of Chronic Subdural Hematoma (STEM)". Retrieved via AI Analytics 2026-05-23 from https://api.ai-analytics.org/clinical/NCT04410146. Licensed CC0.

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