proctoscope

I don't mind a microscope, but boy, when they use a proctoscope, that's going too far .

Physicians still rely mainly on traditional diagnostic methods: physical examination, visual inspection of accessible sites with such aids as the proctoscope and bronchoscope, Pap smears and X rays.

During his 30 years at Hopkins he achieved fame as the inventor of various modern kidney, uterine and ovarian operations, as a pioneer in the use of cocaine anesthesia, as the inventor of the Kelly cystoscope and proctoscope, instruments for examining the bladder and rectum.