PROBLEM TO BE SOLVED: To provide a power plug fixture for an ultrasonic diagnostic apparatus including an easily replaceable overheat protection circuit prepared for contact failure of a power cable.SOLUTION: A power plug fixture for an ultrasonic diagnostic apparatus includes: an overheat protection unit for stopping power supply during abnormal overheating an overheat protection tool 40 in which a power plug 50 is connected and a connection member holding the power plug 50 and fixed to the ultrasonic diagnostic apparatus 1.COPYRIGHT: (C)2013,JPO&INPIT【課題】電源ケーブルの接触不良時に備えた交換容易な過熱保護回路を含む超音波診断装置用電源プラグ固定具を提供する。【解決手段】超音波診断装置用電源プラグ固定具は、異常過熱時に電源供給を停止させる過熱保護手段と、過熱保護手段を内部に含み、電源プラグ50が接続される過熱保護治具40と、電源プラグ50を抱持し、且つ超音波診断装置1と固定される接続部材とを備える。【選択図】図1