Figure 5.

Applications of wearable devices in drug delivery. a) Stretch‐actuated drug delivery from elastomer films comprising microgel depots containing therapeutic nanoparticles for diabetes, anticancer, and antibacterial treatments. The device comprises a microneedle array (SEM image) for stretch‐mediated control of insulin delivery. Reproduced with permission.138 Copyright 2015, The American Chemical Society. b) A microfluidic reciprocating pump and electromagnetic actuators for intracochlear drug delivery. Reproduced with permission.148 Copyright 2016, The Royal Society of Chemistry. c) Latanoprost‐eluting contact lenses on the surface of a rabbit's eye for glaucoma treatment. The arrowhead illustrates the lens edge and the arrow show inner diameter of drug‐polymer film. Reproduced with permission.149 Copyright 2014, Elsevier.