JP6701264B2 - 2次元センサを含む放射状ライン走査分光計 - Google Patents
2次元センサを含む放射状ライン走査分光計 Download PDFInfo
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- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
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- 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
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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
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
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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
- A61B1/00163—Optical arrangements
- A61B1/00172—Optical arrangements with means for scanning
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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
- A61B1/00163—Optical arrangements
- A61B1/00186—Optical arrangements with imaging filters
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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
- A61B1/06—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
- A61B1/063—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 monochromatic or narrow-band illumination
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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
- A61B1/06—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
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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
- A61B1/06—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
- A61B1/0646—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 with illumination filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0218—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using optical fibers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/06—Scanning arrangements arrangements for order-selection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
-
- 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
- G02B23/2461—Illumination
- G02B23/2469—Illumination using optical fibres
-
- 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
- G02B23/26—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes using light guides
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/106—Scanning systems having diffraction gratings as scanning elements, e.g. holographic scanners
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/108—Scanning systems having one or more prisms as scanning elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0087—Simple or compound lenses with index gradient
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/063—Illuminating optical parts
- G01N2201/0633—Directed, collimated illumination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/08—Optical fibres; light guides
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
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- Astronomy & Astrophysics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Spectrometry And Color Measurement (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Endoscopes (AREA)
Description
Claims (21)
- スペクトル符号化内視鏡検査(SEE)のための装置であって、
照明光ビームを試料に向けるように構成された照明光誘導要素と、
前記試料からの反射光ビームを集めるように構成された検出光誘導要素と、
前記反射光ビームおよび前記照明光ビームの一方または両方を回転または振動させるように構成された回転要素と、
前記反射光ビームの光を検出するように構成された2次元センサと、
を備え、
前記照明光誘導要素および前記検出光誘導要素のうちの少なくとも一方が、前記照明光ビームまたは前記反射光ビームをそれぞれ複数の光線にスペクトル的に分散させるように構成され、
前記検出光誘導要素により前記反射光ビームが前記回転要素から前記2次元センサへ導かれて、前記2次元センサが前記分散された反射光ビームの放射状走査を検出するようになっている、装置。 - 前記回転要素は、照明側の回転接合部と検出側の回転接合部とを含み、前記検出光誘導要素は、固定されている、請求項1に記載の装置。
- 前記検出側の回転接合部は、回転可能なプリズムを含む、請求項2に記載の装置。
- 前記検出光誘導要素は、前記回転要素によって回転される、請求項1に記載の装置。
- 前記回転要素は、1つまたは複数のモータを含む、請求項1乃至4のいずれか1項に記載の装置。
- 前記照明光誘導要素は、固定されたままである、請求項4に記載の装置。
- 分光計をさらに備え、
前記分光計は、
コリメーティング構成要素、
分散構成要素、および、
前記2次元センサ
を含む、請求項1に記載の装置。 - 前記コリメーティング構成要素は、1つまたは複数のレンズを含み、前記分散構成要素は、回折格子およびプリズムの1つまたは複数を含む、請求項7に記載の装置。
- 前記検出光誘導要素は、前記検出光誘導要素の遠位端に配置された分散構成要素を含む、請求項1乃至8のいずれか1項に記載の装置。
- 前記照明光誘導要素は、
照明ファイバ、
集束構成要素、および、
前記試料に向けられた前記照明光ビームを分散させるために前記照明ファイバの遠位端に配置された分散構成要素
を含む、請求項1に記載の装置。 - 前記回転要素は、前記照明光ビームを回転させるように構成された照明回転接合部を備える、請求項1に記載の装置。
- 前記反射光ビームは、前記照明光ビームの回転速度の整数倍と実質的に同じ速度で回転される、請求項11に記載の装置。
- 前記反射光ビームおよび前記照明光ビームは、互いに独立して回転される、請求項11または12に記載の装置。
- 前記照明光誘導要素は、マルチモード光ファイバまたはシングルモード光ファイバを含み、
前記検出光誘導要素は、シングルモード光ファイバの1つまたは複数および/またはマルチモード光ファイバの1つまたは複数を含む、
請求項1乃至13のいずれか1項に記載の装置。 - 前記2次元センサにより検出された前記放射状走査の画像サイズを調整するように構成された1対のリレーレンズをさらに備える、請求項1に記載の装置。
- 前記回転要素は、前記反射光ビームが前記2次元センサに入射する前に前記反射光ビームを分散させるように構成された回転回折格子を含む、請求項1に記載の装置。
- 照明光誘導要素であって、
照明ファイバ、
集束構成要素、および、
試料に向けられた照明光ビームを分散させるために前記照明光誘導要素の遠位端に配置された第1の分散構成要素
を含む照明光誘導要素と、
前記試料からの反射光ビームを集め且つ前記反射光ビームを回転要素に送るように構成された検出ファイバと、
前記反射光ビームを回転または振動させるように構成された前記回転要素と、
分光計であって、
コリメーティング構成要素、
前記反射光ビームを複数の光線に分散させるように構成された第2の分散構成要素、および、
2次元センサ
を含む分光計と、
を備え、
前記分散された反射光ビームが、前記回転要素から前記分光計へ導かれて、前記2次元センサが前記複数の光線を検出するようになっている、スペクトル符号化内視鏡(SEE)システム。 - 前記回転要素は、前記分散された照明光ビームおよび前記反射光ビームを同調的に回転させるように構成される、請求項17に記載のSEEシステム。
- 前記検出ファイバは、固定されており、
前記回転要素は、回転接合部を含む、
請求項17に記載のSEEシステム。 - 前記検出ファイバは、前記回転要素によって回転される、請求項17に記載のSEEシステム。
- 前記照明光ビームを回転させるように構成された回転接合部をさらに備える、請求項17に記載のSEEシステム。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/625,899 US10337987B2 (en) | 2017-06-16 | 2017-06-16 | Radial-line scanning spectrometer with two-dimensional sensor |
| US15/625,899 | 2017-06-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019058644A JP2019058644A (ja) | 2019-04-18 |
| JP6701264B2 true JP6701264B2 (ja) | 2020-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018098904A Expired - Fee Related JP6701264B2 (ja) | 2017-06-16 | 2018-05-23 | 2次元センサを含む放射状ライン走査分光計 |
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| Country | Link |
|---|---|
| US (1) | US10337987B2 (ja) |
| JP (1) | JP6701264B2 (ja) |
Families Citing this family (14)
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| WO2018204674A1 (en) * | 2017-05-04 | 2018-11-08 | Massachusetts Institute Of Technology | Scanning optical imaging device |
| US10678044B2 (en) * | 2017-08-23 | 2020-06-09 | Canon U.S.A., Inc. | Beam-steering devices employing electrowetting prisms |
| US10809538B2 (en) * | 2017-11-27 | 2020-10-20 | Canon U.S.A., Inc. | Image acquisition apparatus, spectral apparatus, methods, and storage medium for use with same |
| WO2020097606A1 (en) * | 2018-11-09 | 2020-05-14 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Method and apparatus for confocal microscopes |
| WO2020141568A1 (ja) * | 2019-01-04 | 2020-07-09 | オリンパス株式会社 | 内視鏡装置 |
| US11259694B2 (en) | 2019-01-31 | 2022-03-01 | Canon U.S.A., Inc. | Window assembly for endoscopic probe |
| US12171410B2 (en) | 2019-02-05 | 2024-12-24 | Canon U.S.A., Inc. | Endoscope observation window cleaning |
| JP7445643B2 (ja) | 2019-03-26 | 2024-03-07 | 日精エー・エス・ビー機械株式会社 | 射出成形用金型、樹脂製容器製造装置、およびプラグユニット |
| EP3811843A1 (en) * | 2019-10-21 | 2021-04-28 | Ulrich Weiger | Endoscope |
| US11682859B2 (en) | 2020-02-24 | 2023-06-20 | Canon U.S.A., Inc. | Connector or bayonet style connector and methods for incorporating or using connector |
| CN112493969B (zh) * | 2020-10-30 | 2022-03-11 | 浙江大学 | 一种基于虚像相控阵列的精细光谱编码的并行成像探头 |
| US11788891B2 (en) * | 2021-06-11 | 2023-10-17 | The United States Of America, As Represented By The Secretary Of Agriculture | Method and system for active line scan imaging |
| KR102659164B1 (ko) | 2021-10-22 | 2024-04-19 | 삼성전자주식회사 | 초분광 이미지 센서 및 그의 동작 방법 |
| CN113854949A (zh) * | 2021-11-10 | 2021-12-31 | 福建师范大学 | 基于宫腔镜的光声成像系统及其工作方法 |
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-
2017
- 2017-06-16 US US15/625,899 patent/US10337987B2/en not_active Expired - Fee Related
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2018
- 2018-05-23 JP JP2018098904A patent/JP6701264B2/ja not_active Expired - Fee Related
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| JP2019058644A (ja) | 2019-04-18 |
| US20180364154A1 (en) | 2018-12-20 |
| US10337987B2 (en) | 2019-07-02 |
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