Table 2

Suggestions of desirable features or improvements given by healthcare providers

ChallengeDesign suggestion
Probe fitSupplied with multiple sizes of probes for different ages
A single cable with multiple probes that can be changed (eg, clipped into the cable)
Softer material for a more comfortable fit
Probe placementProbe made of transparent material so that sensor placement on the nail can be seen
CleaningAlcohol wipes provided for easier cleaning
A different colour of probe to make it easier to see the dirt, but does not look dirty quickly
PowerSolar-powered charger with rechargeable batteries
Back-up power bank
Supplied with a spare battery
Agitated childrenToy feature in the device to distract the child
Improve the sensitivity of the device to be quicker
Improve the sensitivity of the device to tolerate movement
Integrated spot-check deviceStore results in a memory that can be accessed later
Static oxygen saturation result display
‘3-in-1’ device which includes temperature and respiratory rate measurements as well
Shorter cable length for easier portability