Back in the day if you lost a hand you were SOL. Not any more. This young woman in SoCal received a donor hand after losing her’s a number of years ago. It’s not clear how much dexterity she’ll achieve, but as soon as surgery was completed she could wiggle her fingers.
The hand trasplant involed connecting two bones, 23 tendons, 2 arteries, 4 veins, and at least 3 nerves.