[ctdonath2]

as long as it’s not done “maliciously, or to an excessive extent, or with resulting injury,”

What of mistakes? especially terminal ones? "Oh, we're sorry, we didn't know you had a pacemaker, pity the tazer fried it and you're dead now..."

What's the hurry that such risks are acceptable? Not like the guy's DNA is going to change. Use standard harmless "contempt of court" principles: stick him in a cell until he agrees to comply.

[metmom]

What's the hurry that such risks are acceptable?

Exactly.