SDI Diagnostics Astra BT Wireless Spirometer


Astra BT Wireless Spirometer

By SDI Diagnostics MFG Part #: 29-5500 SKU: SDI29-5500
The latest innovation from SDI Diagnostics, complete with Astra PRO software.
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  • Stock: 5+
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Product Description

Astra BT Spirometer is the solution for those searching for a fully-integrated AND wireless spirometer. Complete package includes our AstraPro software.

Simplicity With Comprehensive Spirometry.

    • Powered by two AAA batteries
    • Ergonomic handle includes: Visual connectivity indicator, Integrated temperature sensor and Lanyard
    • Power save mode
    • Transmit and share data and results with your EMR system
    • Meets ATS standards
    • NIOSH (National Institute for Occupational Safety and Health) Compliant
    • Simultaneous F/V and V/T graphs



AccuFlo Digital Turbine

The AccuFlo bidirectional turbine with optoelectronic rotary sensor is easily detached for cleaning. Sapphire bearings ensure optimal performance for the life of the turbine. AccuFlo has a unique flow trigger algorithm that allows tidal breathing prior to the patient expiratory effort making the spirometry test easier for the patient and insuring quality test results.

AstraPro Software 

Choose either Pre- and Post-bronchodilator and bronchial challenge testing or use the incentive program with your pediatric patients or adults. The Astra BT communicates with AstraPro wirelessly via Bluetooth.


  • Windows 10 Compatible
  • NIOSH compliant
  • Simultaneous F/V and V/T graphs
  • Over 45 Parameters
  • Quality control programming
  • Patient database selection
  • Auto diagnostic selection
  • Multiple incentive screens
  • Ergonomic handle
  • Visual power/ connectivity indicator
  • Power-save mode


  • Power: Two-AAA
  • Meets ATS standards
  • Flow range: 0–16 L/sec
  • Volume: 0–10 L
  • Measurement method: Infrared Interruption via Digital Turbine
  • Dynamic flow resistance: <1.5 cm H20/L/sec @ 14 L/sec
  • At Highest Volume: +/- 3% or 50 ml
  • At Highest Flow: +/- 5% or 150 ml
  • Time Related Precision: 0.5%
  • Volume Resolution: <6 ml
  • Sampling Frequency: 100 H

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