Tyler Larsen on X: "6/ Anatomy of a Trach - Fenestrations/One-way valves 🔹 Fenestrations - allow for phonation without a speaking valve but may be more difficult to suction 🔹 One-way valves -
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Passy Muir Swallowing and Speaking Valve
Passy-Muir Low Profile Tracheostomy & Ventilator Swallowing and Speaking Valve PMV 2001 - UOM Each 1