MicroLoop Spirometer


The MicroLoop spirometer is highly portable and beautifully designed, the new generation MicroLoop has been developed for the professional. Employing a precision GOLD STANDARD Digital Volume Transducer, it is especially suited to measuring low flow rates in patients with COPD and asthma.

It has a high-resolution colour touch-screen where features can be easily accessed. The MicroLoop has a desk-top docking station which makes battery charging, connection to a PC, the uploading of data and the printing of results to external printer quick and simple.  

The microloop spirometer is available for rental / hire or purchase


Fully compliant to ATS/ERS 2005 Standard (12)

  • High definition colour touch-screen
  • Fast on-screen textual entry enabling comments and report writing
  • Fully customisable printout format
  • Desktop docking station for battery charging and PC/Printer connection
  • Direct connection to external Hewlett Packard printers
  • Unique contextual Help Screens (language selectable) with dedicated Help Button
  • 41 inspiratory and expiratory indicies measureable
  • On-screen graphical child incentive device
  • Large 2000+ patient test memory
  • Optional Spida 5 or SpidaXpert PC software
  • Internationally recognised on-screen test quality assurance prompts (e.g. slow start, abrupt end etc) ensuring quality test results
  • Unique 'today's testing feature' - creating a list of patients tested or to be tested
  • Numerous predicted values and languages selectable
  • 'Lung Age' assessment and textual result interpretation by ATS (9), BTS-NICE (10) or Enright (11)
  • Body Mass Index and Dyspnoea Score
  • Bronchodilator and/or Steroid assessment
  • Complete with all accessories in a sturdy carry case


Forced - VC, FEV.75, FEV1, FEV3, FEV6, FVC, PEF, FEV.75/VC, FEV.75/FVC, FEV1/VC, FEV1/FVC (FER), FEV3/VC, FEV3/FVC, FEV.75/FEV6, FEV1/FEV6, FEF25 (MEF75), FEF50 (MEF50), FEF75 (MEF25), FEF25-75 (MMEF), FEF50/VC, FEF50/FVC, MMEF/FVC (FEF25-75/FVC), FIV1, FIVC, PIF, FIV1/FIVC (FIR), FIF25 (MIF75), FIF50 (MIF50), FIF75 (MIF25), R50 (FEF50/FIF50), MET25-75, FET, MVV (ind)
Relaxed - EVC, IVC, IC, VT (TV), Ti, Te, Ti/Ttot, VT/Ti (TV/Ti), IRV, ERV, FR.
Test per subject
5 relaxed VC manoeuveres and 8 forced manoeuveres for each baseline and two post examinations
Predicted values
Various - depends upon national preference (including NHANESIII)
Gold Standard Bi-Directional Digital Volume
10ml volume 0.025l/s flow
± 3% (to ATS recommendations)
2,000+ patients with tests including Flow/Volume loops and Volume/Time curves
Power supplier
Input: 100-240V AC 50-60Hz  Output: 5V 2.0A
Battery pack
Rechargeable Lithium Polymer 3.7V 1600AH
123h x 81w x 23d mm Transducer 60h x 90w x 50d mm
Excluding and transducers: MicroLoop unit 191g, Docking Station 124g
0 to +40°C
Operating humidity
30% to 90% non-condensing
Storage temperature
-20°C to +70°C
Storage humidity
10% to 90% RH


Our range of Spirometry Equipment is available on a rental, purchase or equipment management basis - please use the links at the top of the page to request a quotation.

This MicroLoop Spirometer can be ordered with any other clinical trial, medical or laboratory equipment to create the most effective equipment management solution for your study. 

Woodley Trial Solutions specialises in the supply and management of spirometer 


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