There are actually various forms of fracture to the base on the thumb; these are definitely referred to as Rolando fractures, Bennet's fracture, and Gamekeeper's thumb. One more widespread fracture, often known as Boxer's fracture, is to your neck of the metacarpal. You can also have a broken finger. Extension: https://startupxplore.com/en/services/services-providers/hand-crafted-metalworks