Hydrops drainage device and drainage and storage assembly thereof

The utility model discloses a hydrops drainage device which comprises an insertion catheter, a first joint, a second joint, a drainage tube and a hydrops storage bag. The first joint is fixedly connected with one end of the insertion catheter, the second joint is in butt joint with the first joint hermetically, one end of the drainage tube is fixedly connected with the second joint, and the hydrops storage bag is connected with the other end of the drainage tube. The drainage tube and the insertion catheter can be quickly, simply and easily connected with each other rotationally or in a clamped manner by the first joint and the second joint, preparation and disinfection are omitted, the hydrops storage bag can be connected with the drainage tube or replaced quite simply and quickly, and the hydrops drainage device is stored for standby application in a sterile manner, so that time for preparing articles for indwelling catheter can be saved when the hydrops drainage device is used for indwelling catheter for t