Patent ID: 6325760
Filing Date: 2001-12-04
Classification: A61B,G03B

Abstract:
A rotator for an ultrasound probe, said rotator comprising:a handy-type outer cylinder to which a motor is provided;an inner cylinder which is stored inside said outer cylinder and is rotatably driven by said motor, having a circular form for the inner circumference surface thereof; anda probe holder which holds an ultrasound probe for providing two-dimensional image signals of body portions to be diagnosed by means of transmitting ultrasound beams in a stationary state, and detachably inserted into said inner cylinder;wherein the tip portion of said inner cylinder is formed as a tapered portion having an inner circumference surface which gradually increases in inner diameter toward the rear side:and wherein said probe holder comprises; a cylindrical holder main unit which is formed as a tapered portion at the tip portion thereof having an inner circumference surface, has an outer circumference surface of an outer diameter corresponding to the inner diameter of said inner cylinder, and arranged such that a cable extending from the rear end of said ultrasound probe is stored from the side of said holder, said inner circumference surface gradually decreasing in inner diameter toward the rear side; and a main unit fixing portion for fixing said holder main unit inserted into said inner cylinder to said inner cylinder, by holding said ultrasound probe in the state of the tip portion outer circumference and the rear end portion outer circumference of said ultrasound probe being brought into contact with said tapered portion of said inner cylinder and said tapered portion of said holder main unit, respectively;and wherein a cap is attached to the tip portion of said outer cylinder, with a gap formed between the tip plate of said ultrasound probe in contact with said tapered portion of said inner cylinder and said cap.