Operation negative pressure suction device for obstetrics and gynecology department

The present invention provides an operation negative pressure suction device for obstetrics and gynecology department. The operation negative pressure suction device can accurately adjust a tail end of a suction tube to any required positions through an adjusting device when the negative pressure suction device is needed to conduct negative pressure suction actions, realizes accurate actions, alsohas a real-time positioning function, effectively alleviates operation intensity and increases operation efficiency. Besides, the operation negative pressure suction device can also adjust gears of maximum output forces according to different use conditions, conducts work under various modes and provides the different maximum suction forces. A solving technical solution is as follows: the operation negative pressure suction device comprises a mobile small vehicle, a negative pressure generator arranged on the mobile small vehicle, a pressure stabilization tank connected to the negative pressure generator, a liquid st