The invention discloses a wireless power ultrasonic diagnostic apparatus, comprising a wireless transmitting unit, a wireless receiving unit and ultrasonic diagnostic equipment, wherein the wireless receiving unit is arranged in the ultrasonic diagnostic apparatus, and no wire is connected between the wireless transmitting unit and the ultrasonic diagnostic apparatus; the wireless transmitting unit comprises a transmitter device for converting drive current into electromagnetic wave to transmit, and the wireless receiving unit comprises a receiver device for receiving electromagnetic wave andconverting the electromagnetic wave into induced alternating current via induction coils; and the transmitter device operates under a quasi-resonant state, the resonant frequency of the receiver device and the resonant frequency of the transmitter are the same, and the receiver device and the transmitter device operate under a resonace state. The invention provides a novel power supply mode for the traditional ultrasonic diagnostic apparatus to enable the traditional ultrasonic diagnostic apparatus to have wireless power supply and wireless charging functions, avoid constraint of numerous andcomplicated cables, and lead the movement and application of the apparatus to be more flexible, convenient and rapid.