Bacterial/Viral Filter for Pulmonary Function Testing

The AstraGuard Bacterial/Viral Filter provides virtually perfect infection protection for expiratory and inspiratory spirometry testing. Its single-patient use greatly reduces costly and time-consuming disinfection procedures.

This easy-to-use disposable mouthpiece incorporates a highly efficient woven filter that virtually eliminates cross-contamination from patient to patient and from patient to health care professional.

AstraGuard Features

• 99.9% Bacterial and viral efficiency*
• Low resistance to air flow
• Small, non-threatening size
• Comfortable oval mouthpiece
• Reduces risk of cross-contamination
• Less time spent disinfecting equipment
• Exceeds all ATS/ERS standards for spirometry

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

  *Testing performed by Nelson Laboratories

Cross-section of filter
Shows placement of interior media. Edge of media is bonded to exterior housing to form tight seal.

Interior filter media
Woven material is tailored to fit inside mouthpiece.

*As tested by Nelson Laboratories, September, 2006.

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AstraGuard Filter Kit with The Klip Starting at: $232.73

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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