Three-array handheld bladder scanner and application method

The invention discloses a three-array handheld bladder scanner and an application method, the three-array handheld bladder scanner comprises a handheld bladder scanner body formed by a probe shell, a machine body front shell and a machine body rear shell, and further comprises a three-array transducer group arranged in the probe shell and a supporting seat matched with the three-array transducer group; the controller is arranged in the machine body and is in communication connection with the three array type transducer groups; wherein the three-array type transducer group comprises a transducer I, a transducer II and a transducer III which are arranged in a cambered surface structure; the transducer I is arranged at the central position of the probe, penetrates through the axis of the probe and is continuously arranged into an integral structure; the transducer II and the transducer III are symmetrically arranged on the two sides of the transducer I along the cambered surface respectively, intersect at the ax