Structure of the choledochoscope

Choledochoscope usually consists of objective lens system, optical image transmission system and eyepiece system. It enters the body through natural channels and is used for imaging and diagnosis.
Fiber choledochoscope is mainly composed of fiber choledochoscope body and cold light source, which are connected to the light source with the help of connectors to form a fully functional fiber choledochoscope inspection and treatment system. In order to meet the needs of various examinations and treatments, it is usually equipped with a variety of accessories, mainly stone mesh, biopsy forceps, cell brush, irrigation catheter, camera, television video observation system, etc.
The body of the choledochoscope is composed of two parts: hard and soft. The hard part includes the eyepiece and the direction control button, wherein the eyepiece can freely adjust the focal length, and the control button under the eyepiece can adjust the Angle and direction of the flexible part of the front end of the soft part. The soft part is mainly a light guiding system. The soft part is composed of 2 light source holes, 1 objective lens, 1~2 luminal channels, and is covered by synthetic resin rubber. The front end is a flexible part.