Okay, no ulnar deviation.

Could impinge the ulnar...

Ulnar nerve entrapment.

Now, both prints are ulnar loops.

Punched the fire alarm, clipped the ulnar, missed the radial...

Could impinge the ulnar nerve, cut the blood flow.

She split both sets of ulnar and radial arteries.

Vasospasm in the ulnar artery would explain the hand.

What the hell's an ulnar pulse and why don't I have one?

The ulnar nerve is the largest nerve in the human body that is unprotected.