1. Quick preparation for emergency patients who need blood clot removal.

2. You can see intuitively that blood clots are caught and removed in the catheter through the change in the negative pressure of the negative pressure meter.

3. It is convenient to use as there is a holder that can fix the piston to prevent it from getting sucked from negative pressure inside the body during the procedure in 15cc, 45cc, and 60cc sections.

4. The handle with good grip structurally prevents human errors such as slipping during blood clot removal procedures.