SpiroTube - PC Spirometer

PC Spirometer

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SpiroTube is a pulmonary function diagnostics and monitoring device.
SpiroTube is suitable for screening COPD and asthma.
To learn more about spirometry


Precision: 3 %
Resolution: 8 mL/sec
Flow Range: +- 18 L/Sec
Digital sampling rate: 100 MHz
Flow dimensions: 30 mm (OD) X 150 mm
Device dimensions: 27 X 60 X 150 mm
Communication: USB or serial
Power Supply: USB 5 V
Measurement principle:

Connection to PC via USB

Highly cost efficient design, robust, durable mechanics

No moving parts, durable factory calibration

SpiroTube is available in a completely
disinfectable form:

SpiroTube WaterProof Edition
The flow sensor is completely water proof, it can be immersed in cold disinfecting liquid or washed.

Standard pulmonary function parameters: (FVC, -FEV*0.5, FEV*0.5/IVC, FEV*0.5/FVC, FEV*1.0/IVC, FEV*1.0/FVC, PEF, FEF*25-75%, MEF*75%, MEF*50%, MEF*25%, FET, MTT, FIVC, FIV*0.5, FIV*1.0, PIF, FIF*25-75%, VC, IRV, ERV, TV, Breath rate value
Insp./Expi Ratio : From 1:10 to 10:1


ThorSoft Pulmonary Diagnostics PC software
  - All standard medical interfaces (HL7, GDT, BDT, XML)
  - Automatic interpretation module
  - Diagnostic decision support system for general practitioners and physicians
  - Complete stress testing procedures

Standard Interfaces, easy integration to ECG, Home monitoring, Tele-medical set-top-boxes

  • Ultra-violet lightshield assists disinfection process
  • Complete integration package with driver, communication support DLL and example source code available as an option
  • Automatic internal calibration, (external validation with calibration pump available as an option)
  • Easy and efficitent integration to HIS (Hospital Information Systems)
  • Software upgrade option
  • Plug & Play USB PC connection detection
  • Easy upgrade, standard interfaces
  • Long-term monitoring for home care use
  • Pharmaceutical testing subsystem
  • The inner surface of the flow tube is continuous, it can be disinfected with cold disinfecting liquid