• Reliable infection control with exclusively expiratory measurements
• One-way valve prevents accidental inspiration
• Ideal for peak flow monitoring for both in-patients and out-patients
• Adapter for spirometer and peak flow meters by other manufacturers available
• Inexpensive alternative to a bacteria virus filter for simple forced expiratory volume tests
• Customization possible depending on quantity
The use of Vitalograph mouthpieces ensures that it can be used safely by a number of patients (for example, in a hospital or in a medical practice), without the risk of cross-infection.