JP2010246789A - カプセル型内視鏡 - Google Patents
カプセル型内視鏡 Download PDFInfo
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- JP2010246789A JP2010246789A JP2009100650A JP2009100650A JP2010246789A JP 2010246789 A JP2010246789 A JP 2010246789A JP 2009100650 A JP2009100650 A JP 2009100650A JP 2009100650 A JP2009100650 A JP 2009100650A JP 2010246789 A JP2010246789 A JP 2010246789A
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- optical system
- transparent cover
- capsule
- imaging optical
- light
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- 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
- A61B1/041—Capsule endoscopes for imaging
-
- 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
- A61B1/00163—Optical arrangements
- A61B1/00174—Optical arrangements characterised by the viewing angles
- A61B1/00177—Optical arrangements characterised by the viewing angles for 90 degrees side-viewing
-
- 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
- A61B1/0615—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 for radial illumination
-
- 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
- A61B1/0661—Endoscope light sources
- A61B1/0676—Endoscope light sources at distal tip of an endoscope
-
- 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
- A61B1/0661—Endoscope light sources
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/07—Endoradiosondes
- A61B5/073—Intestinal transmitters
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Endoscopes (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
【解決手段】カプセル本体28は円筒部28aを有しており、その円筒部28aの内部に、反射光学系31、主結像光学系32、LED33〜36、撮像素子37が設けられている。円筒部28aのうち長手方向中央部には、円筒状の透明カバー30が取り付けられている。透明カバー30は、カプセル本体28の中心軸Aを中心とした360°の光透過範囲を有している。透明カバー30を透過してカプセル本体28で入射した光は、反射光学系31により、結像光学系32に向けて反射する。反射した光は、結像光学系32により撮像素子37の撮像面上で結像する。
【選択図】図2
Description
28 カプセル本体
30 透明カバー
31,62 反射光学系
32 主結像光学系
33〜36 LED
52 リング状発光体
Claims (5)
- 円筒部を有するカプセル本体と、
前記カプセル本体の円筒部のうち長手方向中央部に取り付けられ、前記カプセル本体の中心軸を中心とした360°の光透過範囲を有する円筒状の透明カバーと、
前記透明カバーを透過して前記カプセル本体内に入射する光を反射させる反射光学系と、
前記反射光学系で反射した光を結像する主結像光学系と、
前記主結像光学系で結像した光を受光して、前記透明カバー周りの360°の画像を一度に撮像する撮像素子とを備えることを特徴とするカプセル型内視鏡。 - 前記反射光学系及び前記主結像光学系は軸対称であることを特徴とする請求項1記載のカプセル型内視鏡。
- 前記反射光学系は、前記中心軸周りに放射状に形成され、且つ前記中心軸に対して軸対称である円錐面が形成された円錐形状を有し、前記透明カバーを透過して前記カプセル本体内に入射する光を前記円錐面で反射させることを特徴とする請求項1または2記載のカプセル型内視鏡。
- 前記撮像素子は前記主結像光学系の光軸に対して垂直に設けられており、前記主結像光学系におけるベストピント面は、前記光軸付近が前記主結像光学系から最も離れており、前記光軸から離れるに従い前記主結像光学系側に近づき、端部が前記主結像光学系に最も近づく円錐状になっていることを特徴とする請求項1ないし3いずれか1項記載のカプセル型内視鏡。
- 前記透明カバーを通して体腔内部に光を照射する照明部を有し、前記照明部は発した光のうち前記透明カバーで反射した光が前記結像光学系に入射しない位置に設けられていることを特徴とする請求項1ないし4いずれか1項記載のカプセル型内視鏡。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009100650A JP5362419B2 (ja) | 2009-04-17 | 2009-04-17 | カプセル型内視鏡 |
US12/761,974 US20100268033A1 (en) | 2009-04-17 | 2010-04-16 | Capsule endoscope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009100650A JP5362419B2 (ja) | 2009-04-17 | 2009-04-17 | カプセル型内視鏡 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010246789A true JP2010246789A (ja) | 2010-11-04 |
JP5362419B2 JP5362419B2 (ja) | 2013-12-11 |
Family
ID=42981493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009100650A Expired - Fee Related JP5362419B2 (ja) | 2009-04-17 | 2009-04-17 | カプセル型内視鏡 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20100268033A1 (ja) |
JP (1) | JP5362419B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015106703A (ja) * | 2013-12-03 | 2015-06-08 | 富士フイルム株式会社 | 撮像装置およびカプセル型内視鏡 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107174188B (zh) * | 2017-05-11 | 2023-08-04 | 安翰科技(武汉)股份有限公司 | 具有导光装置的双镜头胶囊型内窥镜 |
CN108938129B (zh) * | 2018-06-21 | 2020-11-27 | 苏州佳世达光电有限公司 | 口腔扫描机 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005074031A (ja) * | 2003-09-01 | 2005-03-24 | Pentax Corp | カプセル内視鏡 |
US20060217593A1 (en) * | 2005-03-24 | 2006-09-28 | Zvika Gilad | Device, system and method of panoramic multiple field of view imaging |
JP2007159642A (ja) * | 2005-12-09 | 2007-06-28 | Rf:Kk | カプセル型内視鏡カメラ |
JP2009080412A (ja) * | 2007-09-27 | 2009-04-16 | Olympus Corp | 光学系及びそれを用いた内視鏡 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7553276B2 (en) * | 2001-01-16 | 2009-06-30 | Given Imaging Ltd. | Method and device for imaging body lumens |
US20060184039A1 (en) * | 2001-07-26 | 2006-08-17 | Dov Avni | Apparatus and method for light control in an in-vivo imaging device |
JP4643089B2 (ja) * | 2001-09-27 | 2011-03-02 | オリンパス株式会社 | カプセル型医療装置 |
JP4009581B2 (ja) * | 2003-11-18 | 2007-11-14 | オリンパス株式会社 | カプセル型医療システム |
US7336833B2 (en) * | 2004-06-30 | 2008-02-26 | Given Imaging, Ltd. | Device, system, and method for reducing image data captured in-vivo |
TWI271549B (en) * | 2004-10-14 | 2007-01-21 | Nanophotonics Ltd | Rectilinear mirror and imaging system having the same |
WO2006070367A2 (en) * | 2004-12-30 | 2006-07-06 | Given Imaging Ltd. | Device, system, and method for optical in-vivo analysis |
US7585275B2 (en) * | 2005-01-18 | 2009-09-08 | Hoya Corporation | Capsule endoscope |
US20070249900A1 (en) * | 2006-01-19 | 2007-10-25 | Capso Vision, Inc. | In vivo device with balloon stabilizer and valve |
US7817354B2 (en) * | 2006-10-25 | 2010-10-19 | Capsovision Inc. | Panoramic imaging system |
-
2009
- 2009-04-17 JP JP2009100650A patent/JP5362419B2/ja not_active Expired - Fee Related
-
2010
- 2010-04-16 US US12/761,974 patent/US20100268033A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005074031A (ja) * | 2003-09-01 | 2005-03-24 | Pentax Corp | カプセル内視鏡 |
US20060217593A1 (en) * | 2005-03-24 | 2006-09-28 | Zvika Gilad | Device, system and method of panoramic multiple field of view imaging |
JP2007159642A (ja) * | 2005-12-09 | 2007-06-28 | Rf:Kk | カプセル型内視鏡カメラ |
JP2009080412A (ja) * | 2007-09-27 | 2009-04-16 | Olympus Corp | 光学系及びそれを用いた内視鏡 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015106703A (ja) * | 2013-12-03 | 2015-06-08 | 富士フイルム株式会社 | 撮像装置およびカプセル型内視鏡 |
WO2015083496A1 (ja) * | 2013-12-03 | 2015-06-11 | 富士フイルム株式会社 | 撮像装置およびカプセル型内視鏡 |
Also Published As
Publication number | Publication date |
---|---|
JP5362419B2 (ja) | 2013-12-11 |
US20100268033A1 (en) | 2010-10-21 |
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