MONITEUR D'INFORMATIONS BIOLOGIQUES, SYSTÈME DE MESURE D'INFORMATIONS BIOLOGIQUES, PROGRAMME MIS EN OEUVRE DANS UN MONITEUR D'INFORMATIONS BIOLOGIQUES, ET PROGRAMME D'ENREGISTREMENT SUR SUPPORT NON TEMPORAIRE LISIBLE PAR ORDINATEUR MIS EN OEUVRE DANS UN MONITEUR D'INFORMATIONS BIOLOGIQUES
A patient monitor (10) acquires a vital sign that is based on a physiological signal of a subject, and an ultrasonic image that is based on a reflected wave of an ultrasonic wave which is irradiated onto the subject. A display section (16) displays information of the subject. A control section (14) switches between a first mode in which a screen containing information of the vital sign is displayed on the display section (16), and a second mode in which a screen containing the ultrasonic image is displayed on the display section (16).