Fig. 1: Wireless, battery-free, fully implantable pacemakers with electrical and optical stimulation capabilities. | Nature Communications

Fig. 1: Wireless, battery-free, fully implantable pacemakers with electrical and optical stimulation capabilities.

From: Wireless, battery-free, fully implantable multimodal and multisite pacemakers for applications in small animal models

Fig. 1

a Rendered images of the layered designs of devices configured for rats and mice. b Photographic images of the devices. c Photographic image of device activated for optogenetic stimulation capability. d Optical micrograph of the stimulation electrode (scale bar 1 mm). e Schematic illustration of the operating principles. f Microscopic image of the receiver and control unit of the device (scale bar 3 mm).

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