It doesn't stipulate the variety of pipe. If it were a thin, copper piping then the usual equipment available in a hospital would have sufficed.

If it were a more ... industrial size pipe then robust cutting equipment would have been necessary.

As for going limp - it would probably swell up with the constriction of the blood vessels.

It never fails to astound me, the amount of strange and perverse inanimate objects people are willing and eager to put their private parts into, withouth the least thought of potential consequences.

LTS