Fig. 2: Examples of microfluidic sweat sensors.
From: Wearable and flexible electrochemical sensors for sweat analysis: a review
a The structure of a capillary force-driven microfluidic sweat sensor82. Copyright 2018, ACS. b A thin, soft, skin-mounted microfluidic network with capillary bursting valves145. Copyright 2017, Wiley. c A hydrogel-based microfluidic sweat sensor with natural permeation sampling for wireless chemical/biological sensing78. Copyright 2019, ACS. d An evaporative micropump-driven electrochemical sensor79. Copyright 2019, MDPI. e A microfluidic electrochemical detection system with enhanced sweat sampling and metabolite detection18. Copyright 2017, ACS. f A microfluidic system based on laser engraving61. Copyright 2020, Springer Nature. g A microfluidic sweat sensor for continuous analysis of body thermoregulatory sweat at rest82. Copyright 2021, Springer Nature
