Instructions for use 
1.When opening the package, make sure the package is not damaged and the vacuum indicator is compressed.
2.Embedding a drainage tube in the body through a needle.
3.Cut the drain at 45 degrees near the needle to allow insertion of the multi-purpose connector.
4.Cut the multi-functional joint reasonably according to the model of the drainage tube, and insert the drainage tube into the connection tightly.
5.Tightly connect the connecting tube with the liquid storage bottle through the Luer connector.
6.Open the sliding clamp on the reservoir bottle and the connecting tube in turn, and the drainage begins.
7.When the reservoir is full or the vacuum indicator is fully released, close the sliding clamp of the connecting tube and reservoir in sequence.
8.Disconnect the drainage bottle and connecting tubing at the Luer connector.
9.If you need to continue drainage, follow steps 5 and 6 to replace the storage bottle and start drainage.
10.When drainage is not needed, close the sliding clamp, disconnect, and remove the drainage bottle, connecting tubing and drainage tube.