![Amazon.com: Tracheostomy Speaking Valves | Passy-Muir PMV 2001 (Purple) Low Profile - Lower Resistance Tracheostomy & Ventilator Swallowing and Speaking Valve : Health & Household Amazon.com: Tracheostomy Speaking Valves | Passy-Muir PMV 2001 (Purple) Low Profile - Lower Resistance Tracheostomy & Ventilator Swallowing and Speaking Valve : Health & Household](https://m.media-amazon.com/images/I/51PIEpjqhEL.jpg)
Amazon.com: Tracheostomy Speaking Valves | Passy-Muir PMV 2001 (Purple) Low Profile - Lower Resistance Tracheostomy & Ventilator Swallowing and Speaking Valve : Health & Household
![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 - 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 -](https://pbs.twimg.com/media/EV1po7BU0AAaolX.jpg:large)
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 -
![The "no leak" position of the tracheostomy-speaking valve versus other... | Download Scientific Diagram The "no leak" position of the tracheostomy-speaking valve versus other... | Download Scientific Diagram](https://www.researchgate.net/publication/258039708/figure/fig2/AS:601641531215872@1520453927009/The-no-leak-position-of-the-tracheostomy-speaking-valve-versus-other-valve-with-a-leak.png)