Passy-Muir valve

Also found in: Acronyms.

Pa·ssy-Mu·ir valve

(pas'ē-myū'ĭr valv)
One-way valvular device to facilitate ventilation and speech in patients who have undergone tracheotomy.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
PEEP must be adjusted to obtain proper speaking, without fatigue, associated with the Passy-Muir valve, increasing subglottic pressure and enabling speech production [23].
The Passy-Muir valve. Retrieved from http://www.foocus.
Wearing the Passy-Muir Valve restores the ability of the infant or child to vocalize, thereby allowing them to perform these important vocal behaviors.
Effect of the Passy-Muir Valve on aspiration in patients with tracheostomy.