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A resectoscope is a surgical instrument used to remove tissue from the uterus, prostate, bladder, or urethra. It is a type of endoscope, an instrument that combines a camera and instrumentation so doctors can view a surgical site and perform surgery through the same incision.
Endoscopy (or gastroscopy) An endoscopy, also called a gastroscopy, is the most common test used to diagnose stomach cancer. An endoscope is a thin, flexible tube with a tiny light and video camera at the end, which sends pictures to a screen. The doctor or nurse who does the test is called an endoscopist.