JP6266091B2 - 内視鏡用撮像装置 - Google Patents
内視鏡用撮像装置 Download PDFInfo
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- JP6266091B2 JP6266091B2 JP2016509898A JP2016509898A JP6266091B2 JP 6266091 B2 JP6266091 B2 JP 6266091B2 JP 2016509898 A JP2016509898 A JP 2016509898A JP 2016509898 A JP2016509898 A JP 2016509898A JP 6266091 B2 JP6266091 B2 JP 6266091B2
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- imaging device
- endoscope
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- 238000003384 imaging method Methods 0.000 title claims description 217
- 230000003287 optical effect Effects 0.000 claims description 126
- 239000000758 substrate Substances 0.000 claims description 87
- 239000006059 cover glass Substances 0.000 claims description 30
- 238000003780 insertion Methods 0.000 claims description 24
- 230000037431 insertion Effects 0.000 claims description 24
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 238000010586 diagram Methods 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
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Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
-
- 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
- A61B1/04—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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2423—Optical details of the distal end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
- G02B23/2484—Arrangements in relation to a camera or imaging device
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Surgery (AREA)
- Optics & Photonics (AREA)
- Radiology & Medical Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
Claims (8)
- 被観察部位の像光を取り込み結像する対物光学系と、
前記対物光学系を通過した像光の光路の方向を一方向に曲げる反射体と、
前記反射体により曲げられた光路の方向に直交する面に沿って撮像面が配置され、該撮像面上に形成された光像を撮像する固体撮像素子と、
前記固体撮像素子と前記固体撮像素子の駆動に必要な第1の電子部品とが実装される基板であって、前記固体撮像素子が実装される領域から前記対物光学系側に延在する領域に前記第1の電子部品が実装された基板と、を備え、
前記固体撮像素子が実装される領域よりも前記対物光学系と反対側の前記基板の領域に、前記第1の電子部品以外の周辺回路を構成する第2の電子部品が実装された内視鏡用撮像装置。 - 前記反射体は、前記対物光学系を通過した像光の光路の方向を直角に曲げ、
前記撮像面は、前記対物光学系の光軸に対して平行に配置される請求項1に記載の内視鏡用撮像装置。 - 前記固体撮像素子と前記第1の電子部品とは、前記基板の同一面側に実装される請求項1又は2に記載の内視鏡用撮像装置。
- 前記基板の前記固体撮像素子が実装される領域と前記第1の電子部品が実装される領域とは、前記基板の前記撮像面に平行する平坦な板状の領域の範囲内に設けられる請求項1〜3のいずれか1項に記載の内視鏡用撮像装置。
- 前記対物光学系は、複数枚のレンズからなり、該複数枚のレンズは鏡筒内に収容保持され、
前記基板に実装される前記第1の電子部品は、前記鏡筒と前記基板との間の間隙に配置される請求項1〜4のいずれか1項に記載の内視鏡用撮像装置。 - 前記反射体は、直角プリズムであり、前記直角プリズムの直角を挟む2面のうちの一方を入射面、他方を出射面とし、前記入射面から入射した前記対物光学系からの像光を前記直角プリズムの斜面により反射させて前記出射面から出射し、
前記固体撮像素子には前記撮像面を覆うカバーガラスが設置され、該カバーガラスの表面の一部の領域に前記直角プリズムの出射面が接合され、
前記カバーガラスの表面の前記直角プリズムの出射面が接合される領域よりも前記対物光学系側に突出する領域における前記カバーガラス及び前記固体撮像素子の厚みに対応して生じる前記間隙を利用して前記第1の電子部品が配置される請求項5に記載の内視鏡用撮像装置。 - 前記固体撮像素子は、MOS型の撮像素子であり、前記第1の電子部品は、前記固体撮像素子のクロック信号を生成するための振動子又は発振器である請求項1〜6のいずれか1項に記載の内視鏡用撮像装置。
- 前記対物光学系、前記反射体、前記固体撮像素子、及び前記基板は、被検体内に挿入される内視鏡挿入部の先端部に搭載される請求項1〜7のいずれか1項に記載の内視鏡用撮像装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014068517 | 2014-03-28 | ||
JP2014068517 | 2014-03-28 | ||
PCT/JP2014/079971 WO2015145859A1 (ja) | 2014-03-28 | 2014-11-12 | 内視鏡用撮像装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2015145859A1 JPWO2015145859A1 (ja) | 2017-04-13 |
JP6266091B2 true JP6266091B2 (ja) | 2018-01-24 |
Family
ID=54194429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016509898A Active JP6266091B2 (ja) | 2014-03-28 | 2014-11-12 | 内視鏡用撮像装置 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3123924A4 (ja) |
JP (1) | JP6266091B2 (ja) |
CN (1) | CN106102552A (ja) |
WO (1) | WO2015145859A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020188688A1 (ja) * | 2019-03-18 | 2020-09-24 | オリンパス株式会社 | 内視鏡の先端ユニット |
WO2020194726A1 (ja) * | 2019-03-28 | 2020-10-01 | オリンパス株式会社 | 内視鏡の先端枠及び先端ユニット |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2812940B2 (ja) * | 1986-09-01 | 1998-10-22 | オリンパス光学工業株式会社 | 内視鏡 |
JP2010069217A (ja) * | 2008-09-22 | 2010-04-02 | Fujifilm Corp | 電子内視鏡用撮像装置、および電子内視鏡 |
JP6210656B2 (ja) * | 2011-06-08 | 2017-10-11 | オリンパス株式会社 | 撮像装置 |
-
2014
- 2014-11-12 JP JP2016509898A patent/JP6266091B2/ja active Active
- 2014-11-12 CN CN201480077079.6A patent/CN106102552A/zh active Pending
- 2014-11-12 WO PCT/JP2014/079971 patent/WO2015145859A1/ja active Application Filing
- 2014-11-12 EP EP14887647.7A patent/EP3123924A4/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
JPWO2015145859A1 (ja) | 2017-04-13 |
EP3123924A1 (en) | 2017-02-01 |
CN106102552A (zh) | 2016-11-09 |
EP3123924A4 (en) | 2017-03-22 |
WO2015145859A1 (ja) | 2015-10-01 |
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