| 摘要 |
A method for removing a clot utilizes a surgical instrument or device including an elongate tubular member having a most distal first opening, a relatively central second opening and a most proximal third opening all spaced from each other along the tubular member. The distal end of the tubular member is inserted through a skin surface of a patient into a subcutaneous blood vessel or vascular bypass and subsequently out of the vascular component and the skin surface so that the first opening and the third opening are located outside the patient while the second opening is located in the vascular component. Upon completed insertion of the device, suction is applied to one of the openings outside the patient to thereby draw a blood clot in the blood vessel or vascular bypass towards the second opening which is disposed in the vessel, graft or bypass. Upon a drawing of the clot at least partially into the tubular member through the second opening, a portion of the clot is severed inside the tubular member and is subsequently removed from the tubular member through the suction opening in the tubular member.
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