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US 2026/0224238 A1Published application
Ultrasound treatment tool
AssigneeOlympus Medical Systems Corp.
InventorsKaito SATO, Tsubasa NIIYAMA
Life of this patent
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Abstract
An ultrasound treatment tool includes: a vibration transmitter configured to transmit ultrasound vibration from a proximal end toward a distal end; a tube into which the vibration transmitter is inserted; and a rigid part that is provided on an outer peripheral surface of the vibration transmitter at a node position of the ultrasound vibration, the rigid part being in contact with an inner peripheral surface of the tube, the rigid part being made of a resin material that is harder than the tube.
Claims13
An ultrasound treatment tool comprising:
- a vibration transmitter configured to transmit ultrasound vibration from a proximal end toward a distal end;
- a tube into which the vibration transmitter is inserted;
- and
- a rigid part that is provided on an outer peripheral surface of the vibration transmitter at a node position of the ultrasound vibration, the rigid part being in contact with an inner peripheral surface of the tube, the rigid part being made of a resin material that is harder than the tube, the rigid part being a pair of C rings each having a C-shape into which the vibration transmitter is inserted, each C ring including a C ring main body having a C-shape in which a notch is formed, and a protrusion protruding from the C ring main body along a longitudinal direction of the vibration transmitter, the pair of C rings being attached to the vibration transmitter in a state in which the protrusion of one of the pair of C rings is arranged at the notch of another one of the pair of C rings.
1 more element
Dependencies are inferred from the claim text.