Figure 9
Microneedles for drug injection: (a) microneedle array for drug delivery, (b) cardiac cell-integrated microneedle patch, (c) bioinspired clamping microneedle array, (d) bioinspired swellable microneedle for tissue interlocking, (e) mosquito-proboscis-inspired needle, (f) mosquito-proboscis-inspired needle, and (g) microneedle for blood extraction