The Filtrette A disposable filtered mouthpiece for ndd EasyOne Air^® spirometers.

SDI's Filtrette A is the new, safer alternative to the ndd^® EasyOne Air^® FlowTube^™. This mouthpiece provides infection protection for spirometry testing.  The Filtrette A incorporates a highly efficient single-patient filter that virtually eliminates cross-contamination from patient to patient and from patient to healthcare professional. 

Per ndd, using the Filtrette A will not affect your spirometer warranty!

Filtrette A Features

• Lower cost
• Unique one-piece filtered mouthpiece design provides optimal fit
• Prevents cross-contamination 
• Provides 99.9% bacterial/viral filtering
• Ensures accurate test results
• Low resistance to air flow
• Meets ATS/ERS standards
• Comfortable oval mouthpiece

• The filter bodies with Technostat^® filter media are tested for biocompatibility.*

  *Testing performed by Nelson Laboratories

This product is compatible with one of the following: EasyOne Air^® and EasyOne Sky^®. All brand names are the property of their respective owners. Queset Medical and SDI Diagnostics are not affiliated with or endorsed by these brand names or trademarks used solely for compatibility illustration.

Made using Technostat^® filter material, AstraGuard filter mouthpieces have a bacterial and viral filtration efficiency of 99.9% as tested by Nelson Laboratories.

Click here to view the final report

According to the FDA, Filtrette and Filtrette A are listed as trade names of AstraGuard.

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