Sit back and relax, these inhumane restraints are for your own protection....
Some of the 19th century medical devices designed to treat mental illness rival the Inquisition for the ingenuity in how they work.
The Prop Room series was inspired by a very brief stint in the real world, making a few electronic props for a Hollywood studio. I picked up a few of the studio mogul stories from the 30s and 40s, even saw one of the hidden rooms on the studio lot. A tiny bit of that lore also shows up in the series.