Neuticles

[2] Gregg Miller developed the idea for Neuticles after his bloodhound, Buck, was castrated to stop his wandering.

[9] In 2018 it was reported that Miller has no plans for Neuticles for humans due to the cost and the time needed for FDA approval.

[8] In the UK, the regulatory body for veterinarians, the Royal College of Veterinary Surgeons, states that the use of any form of cosmetic surgery is unethical.

[12][13] On Season 2, Episode 10 “High School Reunion” of the television comedy The League, Kevin publishes in the group's high school reunion program that Andre had a “nudicle” inserted after he was “sack-tapped so hard that my left testicle was damaged and eventually had to be removed.”[citation needed] On Season 2, Episode 7 "Who's the Boss?"

of the adult animated TV show HouseBroken, one episode revolves around the character Diablo getting a pair of canine testicular implants called "Fauxnads"