Patent ID: 7998077
Filing Date: 2011-08-16
Classification: A61B,G01S,G10K,H02K

Abstract:
1. A device for rotating a transducer of an ultrasonic probe, comprising: a drive motor; a pulley rotatably driven by the drive motor; a pair of wire-ropes wound around the pulley, a first end of each of the pair of wire-ropes coupled to the pulley; a rotatable transducer having a plurality of ultrasonic elements, the transducer including a wire-rope guide mounted to each side of the transducer for guiding a respective one of the pair of wire-ropes; and a buffer spring mounted opposite to each wire-rope guide, each buffer spring coupled to a second end of each of the pair of wire-ropes and the transducer, wherein a pair of wire-rope holes extend through the transducer, wherein each of the wire-ropes passes through one of the pair of wire-rope holes so that the second end of each of the wire-ropes is coupled to a corresponding buffer spring, and wherein the pulley includes: