# Assessing Upper Airway Patency in Tracheostomy Patients During One Way Speaking Valve Trial

> **NCT04685902** · — · WITHDRAWN · sponsor: **Rush University Medical Center**

## Conditions studied

- Tracheostomy Complication

## Interventions

- **DEVICE:** One-way speaking valve

## Key facts

- **NCT ID:** NCT04685902
- **Lead sponsor:** Rush University Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2022-06
- **Primary completion:** 2023-12
- **Final completion:** 2023-12
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Staffing issues
- **Last updated:** 2022-03-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04685902

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04685902, "Assessing Upper Airway Patency in Tracheostomy Patients During One Way Speaking Valve Trial". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04685902. Licensed CC0.

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