# A Comparison of the Blom Low Profile Voice Inner Cannula and the Passy-Muir One-Way Tracheotomy Tube Speaking Valve on Voice Production, Speech Intelligibility, and Biomechanical Swallowing Behavior

> **NCT01784224** · NA · COMPLETED · sponsor: **Yale University** · enrollment: 30 (actual)

## Conditions studied

- Mechanical Complication of Tracheostomy

## Interventions

- **PROCEDURE:** Blom Low Profile Voice Cannula/Passty-Muir Speaking Valves

## Key facts

- **NCT ID:** NCT01784224
- **Lead sponsor:** Yale University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2013-01
- **Primary completion:** 2013-10
- **Final completion:** 2013-10
- **Target enrollment:** 30 (ACTUAL)
- **Last updated:** 2014-06-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01784224

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01784224, "A Comparison of the Blom Low Profile Voice Inner Cannula and the Passy-Muir One-Way Tracheotomy Tube Speaking Valve on Voice Production, Speech Intelligibility, and Biomechanical Swallowing Behavior". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT01784224. Licensed CC0.

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