Someone said she needed a microscope and a tweezers because she was a Mohel and the scene was about Judaism
https://m.youtube.com/watch?v=qItvl5cX4-A
Tank Girl (1995) - Who Wants an Oil Change Scene (3/10) | Movieclips
en.m.wikipedia.org/wiki/Mohel
Under Jewish law, mohalim must draw blood from the circumcision wound. Most mohalim do it by hand with a suction device,[9][10][11][12] but some follow the traditional practice of doing it by mouth.