Detailed Principle Of Medical Digestive Endoscope

An endoscope can be entered through the body's natural orifice or through a small incision made by surgery.

The first endoscopes were made of rigid tubes and were invented more than 100 years ago. Although they have gradually improved, they are still not widely used. Later, in the 1950s, endoscopes were made with soft tubes that could bend easily around corners in the body. In 1965, Harold has perkins installed in the endoscopic cylindrical lens, make the vision more clearly, today's endoscope usually have two glass tube, the light passing through one of them into the body, the doctor through another tube or through a video camera to observe, some of the endoscope and even tiny sensors of integrated circuits, Feed the observed information back to the computer.

Photo: An early endoscope made in 1870. It uses a hard tube instead of a rubber hose.

Some procedures can be done with endoscopes and lasers, where optical fibers deliver laser beams that cauterize growths or tumors and seal off bleeding blood vessels.

To put it simply, there are many reflective surfaces in the endoscope, and information inside the body can be reflected several times to be seen by the doctor

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