The blood pressure measuring device includes a pressure measuring unit 110, a fixture 120 that fixes the pressure measuring unit 110 by being stationary on the skin covering the anastomotic portion of the shunt vessel 201, and a signal from the pressure measuring unit 110, And a control circuit 130 for processing the signal processed to calculate the pressure in the anastomotic portion of the shunt blood vessel 201.血圧測定装置は、圧測定部110と、圧測定部110をシャント血管201の吻合部を覆う皮膚の上に静止させて固定する固定具120と、圧測定部110からの信号が入力され、入力された信号を処理してシャント血管201の吻合部内の圧を算出する制御回路130とを備えている。
