Drainage puncture device

The invention relates to the technical field of drainage and puncture, and discloses a drainage and puncture device which comprises a collecting assembly, the collecting assembly comprises a drainage mechanism, and a drainage tube is installed on the outer side wall of the drainage mechanism; the puncture needle is arranged at one end of the drainage tube; the collecting box is arranged on one side of the drainage mechanism; according to the drainage puncture device, when the drainage puncture device is used, a puncture needle is inserted into the body of a patient, then effusion is conveyed into a collection box through a drainage tube by means of a drainage mechanism, then after follow-up use is completed, a sleeve is inserted into the inner side of a handle, the handle is fixed by screwing two screw rods, disinfectant is adjusted through a water inlet, and the drainage puncture device is convenient to use. In this way, the brushes on the two sides can be driven to clean the inner wall of the collecting box