Patent ID: 11925314
Assignee: FUJIFILM CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 7:
8. The ultrasound endoscope according to claim 1,
wherein the distal-end-part body includes an ultrasound observation unit, a balloon mounting portion on which a balloon wrapping the ultrasound observation unit is attachably and detachably mounted, and an endoscopic observation unit,
the ultrasound observation unit is disposed closer to the distal end side than the balloon mounting portion in the direction of the longitudinal axis,
the endoscopic observation unit is disposed closer to a proximal end side than the balloon mounting portion in the direction of the longitudinal axis,
the ultrasound observation unit is provided with the first opening portion,
the endoscopic observation unit is provided with the second opening portion,
one of the first main pipe portion and the first branch pipe portion foul's a first water supply passage supplying liquid to the first opening portion, and the other thereof foul's a suction passage sucking the liquid from the first opening portion, and
one of the third straight pipe portion and the second branch pipe portion forms an air supply passage supplying air to the second opening portion, and the other thereof forms a second water supply passage supplying liquid to the second opening portion.