| abstract |
An aspiration catheter system for aspirating and removing thrombi in blood vessel by inserting the catheter into the blood vessel having a catheter member and a catheter shaft wherein a tubular member of the catheter member is inserted into a tubular part of the catheter shaft, a distal end of the tubular member is projected out of a distal end of the tubular part of the catheter shaft to form an aspiration inlet of the thrombi, a proximal end of the tubular member is located in the catheter shaft, an inner space of the tubular member connects to an inner space of the catheter shaft, and thrombi is aspirated or drug solution is injected from a proximal part of the tubular part of the catheter shaft. |