Drop tube system and vacuum blood collection pipe paste mark device

The utility model relates to a drop tube system that the vacuum blood collection pipe pasted the mark device belongs to the vacuum blood collection pipe and pastes mark device technique, medical technical field. This kind of drop tube system includes the slide unit, stops clearance unit and channel unit, the slide unit is used for placing the heparin tube and can makes the heparin tube slide to the other end from one end, stop that the clearance unit sets up on slide unit heparin tube slip terminal point one end upper portion for control the clearance that blocks of vacuum blood collection pipe, channel unit sets up in slide system heparin tube slip terminal point one end lower part for gather and stop that the vacuum blood collection that the clearance unit was let pass manages and derives to follow -up subsides mark unit. The simple structure of drop tube system, can adapt to multiple specification heparin tube, can avoid putting the dislocation promptly and put, little to heparin tube harm again to have ad