An ultrasound system comprising: an ultrasound probe ; a head-mounted display ; and an external apparatus , wherein the ultrasound probe includes a transducer array , a transmission and reception circuit that transmits an ultrasonic wave from the transducer array and generates a sound ray signal based on a reception signal acquired by the transducer array , an ultrasound image generation unit that generates an ultrasound image based on the sound ray signal generated by the transmission and reception circuit , and a probe-side wireless communication unit that wirelessly transmits the ultrasound image, the head-mounted display includes a camera unit that acquires a view image obtained by imaging a scanning point of the ultrasound probe in a subject, and a head-mounted display-side wireless communication unit that wirelessly transmits the view image acquired by the camera unit , and the external apparatus includes an external wireless communication unit that is wirelessly connected to at least the head-mounted display-side wireless communication unit , a first image synchronization unit that synchronizes the ultrasound image wirelessly transmitted from the ultrasound probe and the view image wirelessly transmitted from the head-mounted display captured at the same timing with each other by referring to a time stamp of the ultrasound image representing a time at which the ultrasound image is captured and a time stamp of the view image representing a time at which the view image is captured, an external monitor , and a display controller that displays the ultrasound image and the view image synchronized with each other by the first image synchronization unit on the external monitor . an ultrasound probe ; a head-mounted display ; and an external apparatus , wherein the ultrasound probe includes a transducer array , a transmission and reception circuit that transmits an ultrasonic wave from the transducer array and generates a sound ray signal based on a reception signal acquired by the transducer array , an ultrasound image generation unit that generates an ultrasound image based on the sound ray signal generated by the transmission and reception circuit , and a probe-side wireless communication unit that wirelessly transmits the ultrasound image, the head-mounted display includes a camera unit that acquires a view image obtained by imaging a scanning point of the ultrasound probe in a subject, and a head-mounted display-side wireless communication unit that wirelessly transmits the view image acquired by the camera unit , and the external apparatus includes an external wireless communication unit that is wirelessly connected to at least the head-mounted display-side wireless communication unit , a first image synchronization unit that synchronizes the ultrasound image wirelessly transmitted from the ultrasound probe and the view image wirelessly transmitted from the head-mounted display captured at the same timing with each other by referring to a time stamp of the ultrasound image representing a time at which the ultrasound image is captured and a time stamp of the view image representing a time at which the view image is captured, an external monitor , and a display controller that displays the ultrasound image and the view image synchronized with each other by the first image synchronization unit on the external monitor . <EOS>