Adjustable auxiliary fixator convenient to disassemble and used for radial artery puncture

The invention discloses an adjustable and detachable auxiliary fixator for radial artery puncture, and particularly relates to the field of radial artery puncture, the adjustable and detachable auxiliary fixator comprises a cloth body, a rotating shaft, square holes, telescopic strips and square grooves are arranged, so that the telescopic strips are connected with the corresponding square holes in a sleeving manner, one sides of the telescopic strips are connected with the square grooves in a clamping manner, and the cloth body is fixed to the cloth body; the telescopic column, the groove, the column body, the lead screw, the round hole and the suction cup are installed, medical staff can conduct sleeving connection with the groove through the telescopic column and adjust the distance between the contact plate and the cloth body, the contact plate can make contact with the palm of a patient, the lead screw is used for being in threaded connection with the round hole, and therefore the suction cup fixedly con