I'll paste a bunch of pictures googled up of the hamate. Here's one so far:

http://www.eatonhand.com/img/img00011.htm

And this site has a page of pictures, the bottom ones really being very gross:

http://www.eatonhand.com/img/IMG00056.htm

There's a photograph of a hole in the underside of the hand--and then a bloody photograph of the hamate that was excised. My hat is off to doctors. I can just about pass out thinking about that excision as I sit here and type.