Patent ID: 8273025

Claim:
An ultrasound probe comprising: a handle unit including a plurality of transducers to transmit and receive ultrasound; a flexible cable directly connected to the handle unit; a connector unit directly connected to the cable for coupling the flexible cable to an ultrasound diagnosis apparatus; and a cooling liquid circulating system configured to circulate a liquid between the handle unit and the connector unit; wherein the cable includes a plurality of electric signal lines and a liquid circulation flow channel for the cooling liquid circulating system; wherein the liquid circulation flow channel is comprised of; a cooling liquid outward path configured to flow the cooling liquid from the connector unit to the handle unit, and a cooling liquid return path configured to flow the liquid from the handle unit to the connector unit, wherein at least either one of the cooling liquid outward path and the liquid return path is consisting of a plurality of thin flow tubes having a substantially smaller diameter than that of the cable and the plurality of the electric signal lines.