Patent ID: 9642597
Date: 2017-05-09
CPC Classifications: A61B,G10K,Y10T

Claim:
1. An ultrasonic diagnostic instrument comprising: a matching layer; at least one transducer provided at a lower surface of the matching layer to generate ultrasonic waves; a first acoustic absorption layer provided at a lower surface of the transducer to transmit an ultrasonic wave generation signal to the transducer; a controller provided at a lower surface of the first acoustic absorption layer to control operation of the transducer, the controller having a recess formed in a lower surface thereof; and a second acoustic absorption layer provided at the lower surface of the controller and having an insert formed at an upper surface thereof, the insert corresponding to the recess of the controller, wherein the at least one transducer includes a plurality of transducers in the form of a matrix array, a linear array, a convex array, or a concave array, wherein the controller includes a plurality of switching elements to control the respective transducers, and the switching elements take the form of a matrix array, a linear array, a convex array, or a concave array, and wherein a width of each switching element is equal to or greater than a width of a corresponding one of the transducers controlled by the switching element.