Fig. 2

Examples of various interfaces that have been used to access the peripheral nerves. a A silicon-based penetrating electrode array, the Utah Slanted Electrode Array, reproduced from (Branner et al. 2004), b–e polymer-based FINE, TIME, LIFE, and CUFF electrode arrays, reproduced from (Schiefer et al. 2010) and (Badia et al. 2011). The scale bar for b is on the right of the picture and is in mm. c–e are all implanted in the rat sciatic nerve. a–e have been reproduced with permission