Astra 300 spirometer - SDI Diagnostic

SDI Diagnostic

(No reviews yet) Write a Review
Stock item
Calculated at Checkout
Adding to cart… The item has been added

Astra 300

SDI Touch Screen Spirometer


SDI Astra300 Touchscreen Easy and accurate spirometer.

Easily report your choice of up to 40 spirometry test parameters, all measured accurately and precisely. Using the bright and sensitive touchscreen, you can easily access multifunctional capabilities and view both graphic and tabular data. Enter patient data, review patient results and send or print reports with precision couldn't be easier. Exporting test data to a printer or PC via USB is quickly accomplished with just a few stylus taps on the touchscreen. A Bluetooth-to-PC module is available as as option for truly wireless communication.

Forced Parameters Measured   

Forced vital capacity: 

              FVC, FEV.5, FEV1, FEV3, FEV6, FEV1/FVC, FEV1/FEV6,

              FEV.5/FVC, FEV3/FVC, PEF, FEF25, FEF50, FEF75, FEF25-75,

              FEF 75-85, FET, FEV1/FEV.5, FEV1/PEF, MIF50, FIVC, FIV1,

              FIV1/FVC, FEV1/FIV1,PIF, MTT, PEV/PIF, Lung Age, MVV: Br/min

Relaxed Parameters Measured 

VC:        VC, TV, ERV, IRV, IC, Ti, Te, Tt, Ti/Tt           

Maneuvers per patient: 5 total; best test and last test highlighted


Language: Selectable -English or Spanish 


Measurement Scale (BTPS)      

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


Precision of Measurements (BTPS)         

At highest volume:         +/- 3% or 50 mL

At highest flow: +/- 5% or 150 mL

Time related precision:  .5%

Volume resolution:         <6 mL

Sampling frequency:      50 Hz


Hardware Specifications          

Storage capacity:            1000+ studies

Keyboard:          Alphanumeric LCD touchscreen

Communication:            USB to printer and PC, RS232

Optional: Bluetooth to PC

Dimensions:      5.75" x 3.25" x 4.0"

Power supply:   2 x 1.5 DC Alkaline or NiMH batteries

Weight: 9 oz (250 g)


SDI Makes It Accurate.

  • Bright, sensitive touchscreen
  • Multifunctional capabilities
  • View both graphic and tabular data
  • Easy to use
  • Export test data to a printer or PC via USB
  • NIOSH and SSA Guidelines Compliant
  • Optional Bluetooth-to-PC

Multifunctional Capability Allows You the Flexibility of Choosing the Testing Method.

Test patients in your office or lab, with a wide array of testing configurations.

Observe test results in real time.

Download test results to the patient's permanent record.

Perform interactive real-time testing on your PC. 

Save results to permanent records or print hard copies of selected data.

AstraPro spirometry software included

AstraPro Software Expands Astra300 Versatility Sophisticated communication links allow patient test data transfer from the spirometer to PC archive or output to EHR. Perform real-time pre- and postbronchodilator and bronchial challenge testing or utilize the incentive program with your pediatric patients. Astra300 communicates with your PC directly via USB or wirelessly via the optional Bluetooth module.


AstraGuard Bacterial/Viral Filter (mouthpieces)