PROTOSCOPE:

proctoscope, which is a medical instrument used to examine the rectum and anus. Here are some key points:

Purpose: A proctoscope is used to diagnose issues in the rectum and anus, such as hemorrhoids, polyps, and rectal cancer.
Design: It is a short, straight, rigid, hollow tube, usually with a light source at the end to provide visibility.
Procedure: During a proctoscopy, the proctoscope is lubricated and inserted into the rectum. The doctor can then inspect the interior of the rectal cavity.