Elon Musk’s Neuralink Had a Brain Implant Setback. It May Come Down to Design

Rather than building a device from the ground up, Synchron and Paradromics have taken inspiration from previous medical devices. Paradromics’ design, for instance, is based on the Utah array but makes some key improvements. It’s wireless, for one, and it has 421 electrodes on the end of tiny wires that sit in the brain tissue. Those wires are all much smaller than the shanks of the Utah…