This Spirometry one-way valve mouthpiece product is a single use device designed to prevent cross contamination between patients.
Clement Clarke Inspiratory One Way Valve mouthpieces - Box of 200
Respiratory Accessories – jkmedicals
Simplifies deep breathing therapy with an intuitive design that prompts patients to correctly perform and monitor their own breathing exercise.
AirLife Volumetric Incentive Spirometer, with One-Way Valve
Disposable Inspiratory One-Way Valve MouthPieces, Adult
Disposable and Reusable Mouthpieces and Flow Sensors for Spirometry/PFT
One-way Valve Mouthpiece - Gcmedica Enterprise Ltd.
Thermal Paper
Incentive Spirometers
MOUTHPIECE FOR SPIROMETRY –
Spirometer Mouthpieces One-Way (Micro Medical) x 500 - Medical
Incentive Spirometers & Peak Flow
For a more sterile environment, use the cardboard mouthpieces to help eliminate the spreading of contagious material between students.
Disposable Mouthpieces for Spirometer
Screening for COPD with Carefusion Micro 1 & PulmoLife Spirometers