JP4786910B2 - 電子内視鏡 - Google Patents
電子内視鏡 Download PDFInfo
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- JP4786910B2 JP4786910B2 JP2005030686A JP2005030686A JP4786910B2 JP 4786910 B2 JP4786910 B2 JP 4786910B2 JP 2005030686 A JP2005030686 A JP 2005030686A JP 2005030686 A JP2005030686 A JP 2005030686A JP 4786910 B2 JP4786910 B2 JP 4786910B2
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- 230000005284 excitation Effects 0.000 claims description 138
- 238000012545 processing Methods 0.000 claims description 85
- 230000015654 memory Effects 0.000 claims description 65
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- 238000003780 insertion Methods 0.000 claims description 44
- 230000037431 insertion Effects 0.000 claims description 44
- 230000003287 optical effect Effects 0.000 claims description 39
- 238000003384 imaging method Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 description 22
- 238000010586 diagram Methods 0.000 description 12
- 230000007246 mechanism Effects 0.000 description 12
- 238000002073 fluorescence micrograph Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 238000012805 post-processing Methods 0.000 description 5
- 238000007781 pre-processing Methods 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- 230000005856 abnormality Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
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- 230000005540 biological transmission Effects 0.000 description 2
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- 239000013307 optical fiber Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0071—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by measuring fluorescence emission
-
- 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
- A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of 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
- A61B1/04—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
- A61B1/043—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 for fluorescence 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
- A61B1/06—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
- A61B1/0638—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 providing two or more wavelengths
-
- 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
- A61B1/0655—Control therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
- A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N21/6456—Spatial resolved fluorescence measurements; Imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N2021/6463—Optics
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N2021/6491—Measuring fluorescence and transmission; Correcting inner filter effect
- G01N2021/6493—Measuring fluorescence and transmission; Correcting inner filter effect by alternating fluorescence/transmission or fluorescence/reflection
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Optics & Photonics (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Studio Devices (AREA)
Description
106 ライトガイド
11 挿入部
113 配光レンズ
114 対物光学系
116 励起光除去フィルタ
117 撮像素子
12 操作部
124 ボタン群
13 ケーブル部
14 接続部
141 端子
143 ドライバ
144 信号処理回路
144a 信号分離回路
144b 第1のマトリクス回路
144c 第2のマトリクス回路
145 EEPROM
146 制御回路
20 本体装置
21 タイミングコントロールユニット
22 光源ユニット
221 白色光源装置
222 回転遮蔽板
223 励起光源装置
224 ダイクロイックミラー
225 集光レンズ
23 画像処理ユニット
24 システムコントロールユニット
241a ROM
30 表示装置
Claims (3)
- 電子内視鏡用プロセッサに接続されることにより、挿入部内に引き通されたライトガイドに対して白色光と可視帯域中の一部の波長の励起光とが選択的に供給される電子内視鏡を有する電子内視鏡システムであって、
前記電子内視鏡は、
前記挿入部の先端に対向する被写体の像を形成する対物光学系,
前記対物光学系が形成する像を撮像する撮像素子,
前記挿入部の先端から前記撮像素子までの光路上に配置され、前記励起光と同じ波長の光成分を除去しその他の波長の光成分を透過させる励起光除去フィルタ,
前記撮像素子が生成した画像信号に所定の係数を演算することによって各種の処理を施して前記電子内視鏡用プロセッサへ出力する信号処理部,
少なくとも、前記ライトガイドに前記励起光が供給されたときに前記撮像素子が生成した画像信号に各種の処理を前記所定の係数に対して加算するための第1の補正データ,及び、前記ライトガイドに前記白色光が供給されているときに前記所定の係数に対して加算するための第2の補正データを記憶する記憶部,及び、
前記ライトガイドに前記励起光が供給されたときに前記撮像素子が生成した画像信号については、前記信号処理部に対し、前記所定の係数に前記記憶部内の前記第1の補正データを加算させ、前記ライトガイドに前記白色光が供給されたときに前記撮像素子が生成した画像信号については、前記信号処理部に対し、前記所定の係数に前記記憶部内の前記第2の補正データを加算させる制御部を備え、
前記電子内視鏡用プロセッサは、
前記白色光および前記励起光が供給されたときに前記信号処理部が出力した画像信号のRGB色成分をそれぞれ記憶するRメモリ、Gメモリ、Bメモリと、前記白色光と前記励起光とが交互に供給されたときに該白色光による前記信号処理部が出力した画像信号の輝度成分を記憶するCメモリ及び該励起光による前記信号処理部が出力した画像信号の輝度成分を記憶するFメモリと、を有し、前記白色光と前記励起光とが交互に供給されたときには、前記Rメモリと前記Gメモリと前記Bメモリとに記憶された前記画像信号のRGB色成分の輝度情報を、前記Cメモリと前記Fメモリに記憶された画像信号に基づいて生成されたRGB色成分の輝度情報に置換する画像処理ユニットを備える、
ことを特徴とする電子内視鏡システム。 - 前記電子内視鏡は、
前記記憶部,前記信号処理部,及び、前記制御部が、前記電子内視鏡用プロセッサに着脱自在に装着される接続部に内蔵されている
ことを特徴とする請求項1記載の電子内視鏡システム。 - 前記電子内視鏡は、
前記記憶部は、その電子内視鏡が励起光の供給を受け得るものであるか否かを前記電子内視鏡用プロセッサが判定するための使用可否情報を記憶し、
前記制御部は、前記電子内視鏡用プロセッサから要求されたときに、前記記憶部内の使用可否情報を前記電子内視鏡用プロセッサへ引き渡す
ことを特徴とする請求項1又は2記載の電子内視鏡システム。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005030686A JP4786910B2 (ja) | 2005-02-07 | 2005-02-07 | 電子内視鏡 |
US11/346,264 US20060178565A1 (en) | 2005-02-07 | 2006-02-03 | Electronic endoscope system |
DE102006005528A DE102006005528A1 (de) | 2005-02-07 | 2006-02-07 | Elektronisches Endoskopsystem |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005030686A JP4786910B2 (ja) | 2005-02-07 | 2005-02-07 | 電子内視鏡 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006212335A JP2006212335A (ja) | 2006-08-17 |
JP4786910B2 true JP4786910B2 (ja) | 2011-10-05 |
Family
ID=36709934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005030686A Active JP4786910B2 (ja) | 2005-02-07 | 2005-02-07 | 電子内視鏡 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20060178565A1 (ja) |
JP (1) | JP4786910B2 (ja) |
DE (1) | DE102006005528A1 (ja) |
Families Citing this family (29)
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JP4761899B2 (ja) * | 2005-09-12 | 2011-08-31 | Hoya株式会社 | 電子内視鏡システム |
JP4745790B2 (ja) * | 2005-10-21 | 2011-08-10 | Hoya株式会社 | 電子内視鏡装置 |
JP4787024B2 (ja) * | 2006-01-13 | 2011-10-05 | Hoya株式会社 | 内視鏡装置 |
EP2005877B1 (en) * | 2006-04-12 | 2014-01-08 | Olympus Medical Systems Corp. | Endoscope device |
JP4986646B2 (ja) | 2007-02-05 | 2012-07-25 | オリンパス株式会社 | 内視鏡装置 |
JP2009000236A (ja) | 2007-06-20 | 2009-01-08 | Olympus Medical Systems Corp | 画像生成装置 |
JP5164473B2 (ja) * | 2007-08-10 | 2013-03-21 | オリンパスメディカルシステムズ株式会社 | 内視鏡装置 |
JP5006759B2 (ja) * | 2007-10-29 | 2012-08-22 | Hoya株式会社 | 電子内視鏡用信号処理装置および電子内視鏡装置 |
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JP5767775B2 (ja) | 2009-07-06 | 2015-08-19 | 富士フイルム株式会社 | 内視鏡装置 |
JP5401205B2 (ja) * | 2009-08-10 | 2014-01-29 | 富士フイルム株式会社 | 内視鏡装置 |
JP5544219B2 (ja) * | 2009-09-24 | 2014-07-09 | 富士フイルム株式会社 | 内視鏡システム |
DE102010013307B4 (de) * | 2010-03-29 | 2022-12-15 | Karl Storz Se & Co. Kg | Lichtquelleneinrichtung für endoskopische oder exoskopische Anwendungen |
JP2012085715A (ja) | 2010-10-18 | 2012-05-10 | Fujifilm Corp | 内視鏡装置 |
JP5371946B2 (ja) * | 2010-12-24 | 2013-12-18 | 富士フイルム株式会社 | 内視鏡診断装置 |
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JP5450527B2 (ja) | 2011-08-10 | 2014-03-26 | 富士フイルム株式会社 | 内視鏡装置 |
EP2698096A4 (en) * | 2012-03-06 | 2015-07-22 | Olympus Medical Systems Corp | ENDOSCOPIC SYSTEM |
US9088716B2 (en) * | 2012-04-11 | 2015-07-21 | The University Of Saskatchewan | Methods and apparatus for image processing in wireless capsule endoscopy |
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JP6231284B2 (ja) * | 2013-02-21 | 2017-11-15 | クラリオン株式会社 | 撮像装置 |
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2005
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