If it's a joke it's not very funny, and should at the very least end up with a child pornography / sex offender conviction. If it's not a joke its level of disturbedness lies somewhere between witch burnings and forced chemical castration for homosexual men.
Perception is reality, so it will only take a few people who fall for this satire, to make it real. Even so, it's only about 120 years or so, out of date. There was a time when anti-onanists were supported not only by religious authority, but science, as well. Old advertisements can be found for tight fitting undergarments, which discouraged masturbation, especially for nightwear.
It's really not that difficult to do something like this. Just take a few pictures from an athletic supply wholesaler and add your own captions. The poor self raping boy, a few posts above, is demonstrating a back board which makes it safe to transport a child who has suffered a spinal injury.
I have a friend who works in the purchasing office for a large hospital. She has a catalog which would make any BDSM enthusiast blush. It is filled with every possible kind of restraint, all intended to prevent a patient from injuring themselves, or others. Change the color from white to black, and every piece could be used in the Shades of Gray sequel. It's just a matter of perception.