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Table 1 Characteristics of available eNoses

From: The smell of lung disease: a review of the current status of electronic nose technology

 

Aeonose

BIONOTE

Cyranose 320

PEN3

SpiroNose

Tor Vergata

Company

The eNose company, Zutphen, the Netherlands

Campus Bio-Medico University, Rome, Italy

Sensigent, California, United States (previously known as: Smith Detections)

Airsense Analytics GmbH, Schwerin, Germany

Breathomix, Leiden, the Netherlands (previously produced by: Comon Invent)

Tor Vergata University, Rome, Italy

Working Principle (i.e. sensors)

Electrical sensors

Gravimetric sensors

Electrical sensors

Electrical sensors

Electrical sensors

Gravimetric sensors

Sensing material

MOS

QCM

Conducting polymer

MOS

MOS

QCM

Array composition

1 array; 3 sensors

1 array; 7 sensors operating at 4 different temperatures

1 array; 32 different polymers

1 array; 10 different sensors

4 exhaled breath and 4 reference arrays; 7 different sensors per array

1 array; 8 sensors

Breath collection

Tidal breathing straight into eNose

Tidal breathing into Pneumopipe cartridge

Exhalation into sample bag

Exhalation into sample bag

Exhalation straight into eNose

Exhalation into sample bag

NA

3 min tidal breathing

5 min tidal breaths, deep inhale, exhalation

5 min tidal breathing, deep in- and exhalation

5 tidal breaths, deep inhale, breath hold, slow exhalation

Deep in- and exhalation

Image

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Image source

www.enose.nl

Rocco et al. 2016 [16]

www.sensigent.com/products/cyranose.html

www.airsense.com/sites/default/files/flyer_pen.pdf

www.breathomix.com

Tor Vergata University

  1. An overview of specifications of eNose devices used in studies reviewed in this paper. eNose prototypes are not included. BIONOTE  biosensor-based multisensorial system for mimicking nose tongue and eyes, eNose  electric nose, MOS  metal oxide semiconductor, PEN  portable electronic nose, QCM  quartz crystal microbalance. Images are used with approval of the eNose companies