Central venous catheter for long-lasting infection secured entry to blood vessel system, has lumen closure balloon that is filled with liquid or gas, where lumen closure balloon is arranged in lumen of central venous

摘要

The central venous catheter (1) has a thin-walled and flexible lumen closure balloon (3) that is filled with liquid or gas, where the lumen closure balloon is arranged in lumen (4) of the central venous catheter. The lumen closure balloon is closed at its proximal end and is connected with a volume actuator at its distal end.