The ultrasonic diagnostic device of this invention, as the signal in order to make the ultra wave the ultrasonic probe and the aforementioned ultrasonic probe transmit which the ultra wave sending and receiving are done is supplied to the suffering inspection body, in order the ultrasonic sending and receiving section and the aforementioned signal which the reception signal from the aforementioned suffering inspection body with the aforementioned ultrasonic probe the signal are processed the ultrasonic picture component and indicate the aforementioned ultrasonic picture the picture indicatory department and the aforementioned ultrasonic sending and receiving section and the ultrasonic picture component and the picture indicatory department which form the ultrasonic picture from the reception signal which was processed each one functioning to do, to be provided in the control section and the aforementioned ultrasonic probe which are controlled, the aforementioned ultrasonic probeDetecting temperature, the temperature sensor which it outputs to the aforementioned control section and, being the ultrasonic diagnostic device which it has, the aforementioned control section acquires the temperature time rate of change of the aforementioned ultrasonic probe with the aforementioned temperature sensor, inspects the busy condition of the aforementioned ultrasonic probe on the basis of the temperature time rate of change which is acquired, controls the aforementioned ultrasonic sending and receiving section with the busy condition of the aforementioned ultrasonic probe which is inspected本発明の超音波診断装置は、被検体に超音波を送受信する超音波探触子と、前記超音波探触子に超音波を送信させるための信号を供給すると共に、前記超音波探触子での前記被検体からの受信信号を信号処理する超音波送受信部と、前記信号処理された受信信号から超音波画像を構成する超音波画像構成部と、前記超音波画像を表示する画像表示部と、前記超音波送受信部と超音波画像構成部と画像表示部をそれぞれが機能するように制御する制御部と、前記超音波探触子に設けられ前記超音波探触子の温度を検出して前記制御部へ出力する温度センサと、を備えた超音波診断装置であって、前記制御部は、前記温度センサにより前記超音波探触子の温度時間変化率を取得し、取得された温度時間変化率に基づいて前記超音波探触子の使用状態を検知し、検知された前記超音波探触子の使用状態により前記超音波送受信部を制御する
