I mean if it was only blocking a ureter for ten minutes tops, then sure? Compared to what hydronephrosis feels like, merely voiding one isn't so much of a much, really.
At any rate, hydronephrosis is the real thing to fear in most cases.
Personally, I don't even like roller coasters.. I'd probably take a kidney stone to avoid having to go to space
I'm sure I'll end up there sooner or later though, that's where all the jobs are going to be