Positive pressure connector is closed without any connector, and keeps aseptic. Positive end of connector can connect peripheral vein, central vein, indwelling needle, three-way valve and other ports requiring heparin cap...

The nursing department requires that the infusion tube should be connected directly with the indwelling needle, but the needle should not be connected at the heparin cap. But how to keep the heparin cap unloaded during infusion...

The rubber on the heparin cap is a large piece of rubber compressed into a small piece of rubber, its structure is very compact....

Medical three-way valves are commonly used in conjunction with other medical devices. They are widely used in medical field as intravenous injection or transfusion for human body...