
In the good way,
not the URINARY tract infection way.
The Big Bang Theory Season 6, Episode 2

...the doctor to the stars' URINARY tracts.
The Big Bang Theory Season 8, Episode 7

As long as it's not
a URINARY tract infection,
The Big Bang Theory Season 10, Episode 15

He also invented the Franklin stove,
bifocals and the flexible URINARY catheter.
The Big Bang Theory Season 3, Episode 6