Disposable multi-channel scaled endoscope operation sheath system

The utility model belongs to the medical apparatus technology field, aims to provide a disposable multi-channel scaled endoscope operation sheath system used in endoscope diagnosis and treatment operation process. The system comprises a disposable aseptic multi-channel scaled endoscope operation sheath, a channel expanding pipe and a scaled leading wire. The system can be used matching with the conventional common endoscope of the same specification and its accessories; fundamentally solves problem of low efficiency for cleaning and disinfecting endoscope while fully functioning the endoscope and its accessories; and achieves the purpose of aseptic operation and auxiliary measurement. The utility model not only can avoid cross infection in endoscope diagnosis and treatment process effectively, but also can simplifies the complex endoscope cleaning and disinfecting process; additionally, can reduce the endoscope abrasion and prolongs the service life of the endoscope effectively.