| 摘要 |
PROBLEM TO BE SOLVED: To provide a compact portable ultrasonic diagnostic apparatus having excellent operability.SOLUTION: In a portable ultrasonic diagnostic apparatus having a body housing provided with an operation section arrangement surface on an upper surface, a first operation group equipped with a track ball is disposed on the operation section arrangement surface, a curved surface or an inclined surface which rise as separating from a center position of the track ball to an outer side is formed, and a switch of the operation group is arranged on the curved surface or the inclined surface. |
