Montgomery® Cannula Speaking Valve is designed to allow cannula patients to vocalize without the need for finger occlusion. Provides one-way airflow using a thin silicone hinged diaphragm. Unique cough release feature.
• Intended use is to allow patients with a tracheal cannula to speak without the need for using a finger or thumb to close off the end of the cannula. It is for use as a one-way speaking valve on a tracheal cannula.
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