Not your grandfather's science fiction
Since i lost my visor and vest, including my nootropics and transcranial stimulator... i'm going to need a syringe, sixty millilitres of icewater, a barf bag, and a video camera."
Induction
Came up with the idea in my cognitive psychology class while learning about transcranial magnetic stimulation, which is a real thing and really does work, although it has much more limited effects than whatever technology they're using here.