| 摘要 |
A catheter for blood removal that is to be provided in the coronary sinus via the inferior vena cava to remove the blood in the coronary sinus from the body wherein: the catheter for blood removal has a straight back end shaft, a curved front end shaft connected in the front end side of the back end shaft, a hub connected in the back end side of the back end shaft and a blood removal lumen extending from the back end of the catheter for blood removal to the front end thereof; the front end shaft comprises a first straight part, a first curve part following the first straight part, a second curve part following the first curve part, a second straight part following the second curve part, a third curve part following the second straight part and a third curve part following the third straight part.
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