Patent ID: 7682366
Filing Date: 2010-03-23
Classification: A61B

Abstract:
1. A calculus manipulation apparatus comprising: first and second ultrasonic generator elements which generate ultrasonic vibration; a first transmission probe having a proximal end portion connected to the first ultrasonic generator element and a hollow portion in the form of a through hole; a tip manipulator element which is provided on the distal end portion of the first transmission probe and brought into contact with a calculus, the tip manipulator element receiving ultrasonic vibration from the ultrasonic generator elements through the probe; and a second transmission probe capable of being passed through the hollow portion of the first transmission probe, the second probe having a piercer section on the distal end portion thereof to which ultrasonic vibration is transmitted from the second ultrasonic generator element and which is stabbed into the calculus and a calculus fixing section which fixes the calculus to the distal end portion.