The invention discloses a remover for thrombus in stents, which belongs to the technical field of medical instruments and comprises cutter blades, an axle, a driving device, an elastic filter screen and a guide wire. The cutter blades are arranged at the top end of the axle, the tail end of the axle is mounted in the driving device, the guide wire penetrates through the driving device and the axle, and the elastic filter screen is arranged at the front end of the guide wire. The remover for thrombus in stents has the advantages that by means of percutaneous puncture, the cutter blades in high-speed rotation can remove thrombus in endovascular stents or hyperplastic vascular endothelium thoroughly, the problem of restenosis of the endovascular stents after the endovascular stents are implanted can be solved, and accordingly minimally invasive treatment effect can be achieved and suffering of patients is relieved; besides, the remover is evident in effect and convenient in use.