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. 2018 Aug 22;9(9):422. doi: 10.3390/mi9090422

Figure 3.

Figure 3

(a) Wireless coils (Reprinted from Reference [16] with permission from Elsevier); (b) flow, pressure and patency sensors to monitor hydrocephalus treatment (©2016 IEEE. Reprinted, with permission, from Reference [23]); (c) hippocampal neural probe array (©2017 IEEE. Reprinted, with permission, from Reference [37]); and (d) retinal prosthesis that matches the curvature of the eye (Reprinted from Reference [49] with permission from Elsevier). Parylene is transparent and the opaque features are metal.