JP7387875B2 - 超音波内視鏡 - Google Patents
超音波内視鏡 Download PDFInfo
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- JP7387875B2 JP7387875B2 JP2022510067A JP2022510067A JP7387875B2 JP 7387875 B2 JP7387875 B2 JP 7387875B2 JP 2022510067 A JP2022510067 A JP 2022510067A JP 2022510067 A JP2022510067 A JP 2022510067A JP 7387875 B2 JP7387875 B2 JP 7387875B2
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- 238000002604 ultrasonography Methods 0.000 title claims description 36
- 238000003780 insertion Methods 0.000 claims description 41
- 230000037431 insertion Effects 0.000 claims description 41
- 238000004891 communication Methods 0.000 claims description 40
- 239000012530 fluid Substances 0.000 claims description 11
- 238000005286 illumination Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 238000004140 cleaning Methods 0.000 description 15
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 210000001124 body fluid Anatomy 0.000 description 2
- 239000010839 body fluid Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
- A61B8/445—Details of catheter construction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00082—Balloons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
- A61B1/00006—Operational features of endoscopes characterised by electronic signal processing of control signals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00091—Nozzles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00096—Optical elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00101—Insertion part of the endoscope body characterised by distal tip features the distal tip features being detachable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/015—Control of fluid supply or evacuation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/018—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/05—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/07—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
- A61B8/4494—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer characterised by the arrangement of the transducer elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/70—Cleaning devices specially adapted for surgical instruments
- A61B2090/701—Cleaning devices specially adapted for surgical instruments for flexible tubular instruments, e.g. endoscopes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Physics & Mathematics (AREA)
- Public Health (AREA)
- Optics & Photonics (AREA)
- Gynecology & Obstetrics (AREA)
- Signal Processing (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Description
図6は、超音波内視鏡の先端部の変形例を示す断面図である。変形例の超音波内視鏡は、断面視において、先端部244の内形が円形の形状であり、この先端部244の外形に対して、オフセットして配置されている。また、第1バルーン溝254の底面形状が、円形の形状であり、先端部244の外形に対して、オフセットして配置されている。
10 超音波内視鏡
12 挿入部
14 操作部
16 ユニバーサルコード
17 超音波観測装置
18 LGコネクタ
20 光源装置
22 ケーブル
24 電気コネクタ
26 プロセッサ
28 送気送水ボタン
30 吸引ボタン
32 シャッターボタン
34 機能切替ボタン
36 アングルノブ
38 バルーン送気口
40 軟性部
42 湾曲部
44、244 先端部
45 先端面
46 処置具挿入部
47 処置具挿通チャンネル
48 送気送水コネクタ
49 吸引コネクタ
50 モニタ
52 観察窓
54 照明窓
56 送気送水ノズル
58 処置具導出口
60 バルーン
60A 第1筒部
60B 第2筒部
60C バルーン本体
70 バルーン制御装置
72 装置本体
74 ハンドスイッチ
76 圧力表示部
80 チューブ
82 逆流防止ユニット
84 コード
86 バルーン専用モニタ
90、390、490 連通路
91、391、491 出入口
92 超音波振動子
94 超音波トランスデューサ
140 撮像素子
142 基板
144 信号ケーブル
146 ライトガイド
152 バルーン取付部
154、254、354、454 第1バルーン溝
156 第2バルーン溝
158、258 浅溝部
Claims (5)
- 挿入部の先端部に超音波振動子を備え、観察系と照明系とが前記超音波振動子よりも先端側に配置されたラジアル型の超音波内視鏡であって、
前記先端部は、
前記先端部にバルーンを着脱自在に取り付けるためのバルーン取付部であって、前記超音波振動子の基端側に、前記先端部の外周にわたって設けられた第1バルーン溝を有するバルーン取付部と、
前記先端部に取り付けられた前記バルーンの内部空間に開口した出入口を有する連通路であって、前記バルーンの内部空間に対して流体を供給又は吸引するための連通路と、
を備え、
前記連通路の前記出入口は、前記挿入部の長手軸に対して斜めに傾斜して形成され、
前記第1バルーン溝は、前記先端部の周方向において他の部分よりも溝の深さが浅く形成された浅溝部を有し、
前記浅溝部が形成された前記先端部の内側領域に、前記連通路の前記出入口が設けられている、
超音波内視鏡。 - 前記バルーン取付部は、前記超音波振動子の先端側に、前記先端部の外周にわたって設けられた第2バルーン溝を有し、
前記第2バルーン溝の深さは、前記先端部の周方向において均一に形成されている、
請求項1に記載の超音波内視鏡。 - 前記挿入部の長手軸に直交する断面において、前記第1バルーン溝の底面形状は、円の一部を膨らませた形状であり、前記出入口が前記膨らませた形状の内側に配置される、
請求項1又は2に記載の超音波内視鏡。 - 前記超音波振動子の中心軸と前記先端部の中心軸とが一致している、
請求項1から3のいずれか1項に記載の超音波内視鏡。 - 前記連通路は、前記出入口よりも基端側が前記挿入部の長手軸に対して平行に形成されている、
請求項1から4のいずれか1項に記載の超音波内視鏡。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020055657 | 2020-03-26 | ||
JP2020055657 | 2020-03-26 | ||
PCT/JP2021/011306 WO2021193402A1 (ja) | 2020-03-26 | 2021-03-19 | 超音波内視鏡 |
Publications (3)
Publication Number | Publication Date |
---|---|
JPWO2021193402A1 JPWO2021193402A1 (ja) | 2021-09-30 |
JPWO2021193402A5 JPWO2021193402A5 (ja) | 2022-11-30 |
JP7387875B2 true JP7387875B2 (ja) | 2023-11-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022510067A Active JP7387875B2 (ja) | 2020-03-26 | 2021-03-19 | 超音波内視鏡 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220409175A1 (ja) |
JP (1) | JP7387875B2 (ja) |
CN (1) | CN115279276A (ja) |
DE (1) | DE112021001873T5 (ja) |
WO (1) | WO2021193402A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009207758A (ja) | 2008-03-05 | 2009-09-17 | Olympus Medical Systems Corp | 超音波内視鏡 |
JP2011083410A (ja) | 2009-10-15 | 2011-04-28 | Hoya Corp | 超音波内視鏡の挿入部先端構造 |
WO2017149815A1 (ja) | 2016-03-03 | 2017-09-08 | オリンパス株式会社 | 超音波内視鏡 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015156903A (ja) | 2014-02-21 | 2015-09-03 | Hoya株式会社 | 超音波内視鏡 |
WO2018051565A1 (ja) * | 2016-09-15 | 2018-03-22 | オリンパス株式会社 | 超音波内視鏡および超音波内視鏡システム |
-
2021
- 2021-03-19 CN CN202180021532.1A patent/CN115279276A/zh active Pending
- 2021-03-19 DE DE112021001873.6T patent/DE112021001873T5/de active Pending
- 2021-03-19 JP JP2022510067A patent/JP7387875B2/ja active Active
- 2021-03-19 WO PCT/JP2021/011306 patent/WO2021193402A1/ja active Application Filing
-
2022
- 2022-09-01 US US17/900,877 patent/US20220409175A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009207758A (ja) | 2008-03-05 | 2009-09-17 | Olympus Medical Systems Corp | 超音波内視鏡 |
JP2011083410A (ja) | 2009-10-15 | 2011-04-28 | Hoya Corp | 超音波内視鏡の挿入部先端構造 |
WO2017149815A1 (ja) | 2016-03-03 | 2017-09-08 | オリンパス株式会社 | 超音波内視鏡 |
Also Published As
Publication number | Publication date |
---|---|
WO2021193402A1 (ja) | 2021-09-30 |
US20220409175A1 (en) | 2022-12-29 |
DE112021001873T5 (de) | 2023-01-12 |
JPWO2021193402A1 (ja) | 2021-09-30 |
CN115279276A (zh) | 2022-11-01 |
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