1. Product Models: F
2. It is used to drain and gather the liquid in vivo.
3. It is made up of Negative pressure drainager main body,connector cap,connector,connecting tube,one-way valve and spring.
4. Negative pressure drainager main body and one-way valve are made of medical silicone or PVC.
5. Connecting tube is made of medical silicone or PVC.
6. Connector cap and connector are made of PP, PVC or ABS.
7. Spring made of stainless steel.