The application relates to the field of medical technology, specifically a tourniquet for sealing the puncture hole after needle puncture, speeding up healing and avoiding bleeding, including a fixing part, and the middle part of the fixing part is provided with a Press the through hole, a guide set is arranged outside the press through hole, the middle part of the guide set is a hollow guide hole, the middle part of the guide set is provided with a pressing rod, and the bottom of the pressing rod is provided with a trouser, The connecting column of the pulse control member passes through the through hole in the middle of the fixing member and is connected with the pressing rod. The application is convenient to use, labor-saving, and the downward pressure is uniform. Due to the guiding function of the guide kit, there will be no downward pressure deviation, and it can reduce the amount of bleeding in the puncture hole, and it is not easy to appear congestion; the structure will not be separated after use.