Ultrasound endoscope

An ultrasound endoscope comprises an operation portion, an insertion portion coupled to the operation portion, a distal end portion coupled to the insertion portion and including a projecting portion and a distal end body portion, a balloon channel disposed inside the insertion portion and extending...

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Bibliographic Details
Main Author Suzuki, Norihisa
Format Patent
LanguageEnglish
Published 05.03.2024
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Summary:An ultrasound endoscope comprises an operation portion, an insertion portion coupled to the operation portion, a distal end portion coupled to the insertion portion and including a projecting portion and a distal end body portion, a balloon channel disposed inside the insertion portion and extending from the operation portion to the rigid distal end portion, and a balloon mounting portion between the projecting portion and the distal end body portion. The balloon channel includes a bending portion in the rigid distal end portion and a balloon outlet that is formed at the bending portion and connected to the balloon mounting portion. A cross section of the bending portion includes a first bending angle and a second bending angle, and the first bending angle is smaller than the second bending angle.
Bibliography:Application Number: US202117471671