Thanks for all the kind replies! part of me hopes that I
don't get the feeling back; it'd be quite a party trick to be able to hook spaghetti out of boiling water with my pinky.
It was the NHS's finest stitching; I'll let you read what you like from that...as for the cause, I cut it on a piece of metal at work while restocking a vertical carousel.
Luckily, there's not much playing on the horizon for me; it still sucks only being able to use three fingers though!