Box of 50 Spirette mouthpieces

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  • The NDD Spirette mouthpieces have been engineered to fit perfectly into NDD devices to guarantee reliable and high quality measurement results.
  • NDD Spirette mouthpieces prioritise hygiene and safe re-use of NDD devices by avoiding cross-contamination between patients.
  • The Spirette mouthpieces are single-use only and disposable.
Box of 50 spirette mouthpieces.


  • Swiss design by NDD engineers
  • Breathing tube for infection control
  • Ergonomic design for comfortable testing
  • Easy handling for technicians
  • No expiration date
  • No special storage condition

What’s in the box

  • 50 Spirette mouthpieces with dispenser box

Technical specifications


  • Spirette mouthpiece: Linear low density polyethylene (LLDPE)
  • Bag: Polyethylene (PE)

Transport and storage information

  • Temperature range: -20 (-4°F) to 50°C  (122°F)
  • Relative humidity: 5 to 95%
  • Atmospheric pressure: 400 to 1060 hPa
  • No expiration date


  • Class I according to MDR (EU) 2017/745

Dimension (H x W x D) and weight

  • Single Spirette mouthpiece: 25 x 38 x 140 mm and 8 g
  • Box of 50 Spirette mouthpieces: 200 x 200 x 250 mm  and 900 g

Questions & answers


Can I reuse the Spirette mouthpiece?

The Spirette mouthpiece is a single patient use product.


Can I wash/disinfect the Spirette mouthpiece?

To avoid cross contamination the Spirette mouthpiece is recommended to be used only once. Washing / disinfection of the Spirette mouthpiece might damage sensible parts, which compromise the test results and the safe avoidance of cross contamination.


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