JP6626844B2 - ファイバセンサシステム及びそれを搭載した内視鏡装置 - Google Patents
ファイバセンサシステム及びそれを搭載した内視鏡装置 Download PDFInfo
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- A61B1/00163—Optical arrangements
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- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres
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- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
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- G01D5/35306—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using an interferometer arrangement
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- G01D5/35316—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using an interferometer arrangement using multiple waves interferometer using a Bragg gratings
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- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
- G01D5/35338—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using other arrangements than interferometer arrangements
- G01D5/35354—Sensor working in reflection
- G01D5/35358—Sensor working in reflection using backscattering to detect the measured quantity
- G01D5/35361—Sensor working in reflection using backscattering to detect the measured quantity using elastic backscattering to detect the measured quantity, e.g. using Rayleigh backscattering
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
- G01D5/35338—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using other arrangements than interferometer arrangements
- G01D5/35354—Sensor working in reflection
- G01D5/35358—Sensor working in reflection using backscattering to detect the measured quantity
- G01D5/35364—Sensor working in reflection using backscattering to detect the measured quantity using inelastic backscattering to detect the measured quantity, e.g. using Brillouin or Raman backscattering
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- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
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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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Description
上記検出装置は、
少なくとも一つの被検出部での湾曲形状検出に必要な波長成分を少なくとも有する光を発生する光源と、上記光源からの上記光を導光する、上記少なくとも一つの被検出部を備える可撓性の導光部材と、上記導光部材から出射された光を検出する光検出器と、を有するファイバセンサと、
上記信号処理装置との間で信号を無線で送受信する第1の通信部を有し、当該第1の通信部により、上記ファイバセンサの上記光検出器の出力信号、または、当該出力信号から上記少なくとも一つの被検出部での湾曲形状を求める信号処理における少なくとも中間処理情報の信号を、上記信号処理装置に無線送信する第1の信号処理部と、
外部無線供給によって電力を生成し、当該電力を上記ファイバセンサの上記光源及び上記光検出器と上記第1の信号処理部とへ供給する電力供給部と、を備え、
上記信号処理装置は、
上記検出装置との間で信号を無線で送受信する第2の通信部を有し、当該第2の通信部により受信した信号から上記少なくとも一つの被検出部での湾曲形状に係わる情報を求める第2の信号処理部と、
上記第2の信号処理部で求めた上記少なくとも一つの被検出部での湾曲形状に係わる情報を出力する出力部と、を備え、
上記信号処理装置の上記第2の通信部は、無線信号用アンテナと兼用され、上記検出装置の上記電力供給部での上記外部無線供給による電力生成のための無線給電用のアンテナを有する、ファイバセンサシステムが提供される。
また、本発明の第2の態様によれば、
本発明の第1の態様のファイバセンサシステムを搭載した内視鏡装置であって、
被挿入体に挿入される挿入部を備え、
上記挿入部の長手軸方向に沿って上記ファイバセンサの上記導光部材を延在配置した、内視鏡装置が提供される。
すなわち、図18に示すように、内視鏡装置4は、被挿入体に挿入される挿入部41と、この挿入部41と一体的に構成された操作部42と、を備える。上記挿入部41は、可撓性の管状部材であり、上記被挿入体の挿入口から上記被挿入体の内部に挿入可能となっている。特に図示はしていないが、上記挿入部41の挿入方向の端部(以下、挿入部先端と称する。)には、撮像開口部及び照明光出射部が設けられており、また、上記挿入部41内部の挿入部先端近傍には、撮像部が内蔵されている。上記撮像部は、上記照明光出射部から出射された照明光が上記被挿入体内部で反射されて上記撮像開口部に入射した光を受光し、撮像を行う。この撮像部が撮像した画像は、ビデオプロセッサ43を通してディスプレイ44に出力される。
Claims (12)
- ファイバセンサを備えた検出装置と、上記検出装置から出力される信号について信号処理を行う信号処理装置と、からなるファイバセンサシステムであって、
上記検出装置は、
少なくとも一つの被検出部での湾曲形状検出に必要な波長成分を少なくとも有する光を発生する光源と、上記光源からの上記光を導光する、上記少なくとも一つの被検出部を備える可撓性の導光部材と、上記導光部材から出射された光を検出する光検出器と、を有するファイバセンサと、
上記信号処理装置との間で信号を無線で送受信する第1の通信部を有し、当該第1の通信部により、上記ファイバセンサの上記光検出器の出力信号、または、当該出力信号から上記少なくとも一つの被検出部での湾曲形状を求める信号処理における少なくとも中間処理情報の信号を、上記信号処理装置に無線送信する第1の信号処理部と、
外部無線供給によって電力を生成し、当該電力を上記ファイバセンサの上記光源及び上記光検出器と上記第1の信号処理部とへ供給する電力供給部と、を備え、
上記信号処理装置は、
上記検出装置との間で信号を無線で送受信する第2の通信部を有し、当該第2の通信部により受信した信号から上記少なくとも一つの被検出部での湾曲形状に係わる情報を求める第2の信号処理部と、
上記第2の信号処理部で求めた上記少なくとも一つの被検出部での湾曲形状に係わる情報を出力する出力部と、を備え、
上記信号処理装置の上記第2の通信部は、無線信号用アンテナと兼用され、上記検出装置の上記電力供給部での上記外部無線供給による電力生成のための無線給電用のアンテナを有する、ファイバセンサシステム。 - 上記電力供給部における上記外部無線供給による電力の発生と、上記第1の通信部における上記無線送信とを、上記検出装置を使用している状態で行う、請求項1に記載のファイバセンサシステム。
- 上記ファイバセンサの上記導光部材は、複数の被検出部を備え、
上記複数の被検出部は、互いに異なる吸収スペクトル、発光スペクトル、反射スペクトル、または損失スペクトルを有する、請求項1又は2に記載のファイバセンサシステム。 - 上記ファイバセンサの上記導光部材は、光ファイバであり、
上記複数の被検出部は、上記光ファイバの少なくともクラッド層に、互いに異なる吸収スペクトル、発光スペクトル、反射スペクトル、または損失スペクトルを有する、請求項3に記載のファイバセンサシステム。 - 上記検出装置の上記第1の信号処理部は、上記ファイバセンサ毎に固有の情報であるファイバセンサ個体情報を記憶するメモリを有する、請求項1乃至4の何れかに記載のファイバセンサシステム。
- 上記検出装置の上記第1の信号処理部は、さらに、上記第1の通信部により上記ファイバセンサ個体情報を上記信号処理装置に無線送信する、請求項5に記載のファイバセンサシステム。
- 上記検出装置の上記第1の信号処理部は、上記ファイバセンサ個体情報を、上記第1の通信部による上記光検出器の上記出力信号または上記少なくとも中間処理情報の信号の送信毎、上記検出装置の立ち上げ時、及び、必要に応じて、の少なくとも一つのタイミングで、上記第1の通信部により上記信号処理装置に無線送信する、請求項6に記載のファイバセンサシステム。
- 上記検出装置の上記第1の信号処理部は、上記第1の通信部により受信した上記信号処理装置からの要求に応じて、上記ファイバセンサ個体情報を上記第1の通信部により上記信号処理装置に無線送信する、請求項6に記載のファイバセンサシステム。
- 上記検出装置の上記第1の信号処理部は、
上記ファイバセンサの上記光検出器の上記出力信号をデジタル信号に変換するデジタル変換部と、
上記デジタル変換部により変換された上記デジタル信号と、上記メモリに記憶された上記ファイバセンサ個体情報と、に基づいて、上記ファイバセンサの上記少なくとも一つの被検出部の湾曲形状または状態を演算する演算処理部と、
を更に有する、請求項5に記載のファイバセンサシステム。 - 上記検出装置の上記第1の信号処理部は、少なくとも上記ファイバセンサの上記光源及び上記光検出器と上記第1の通信部とを制御する制御部を更に有する、請求項1乃至6の何れかに記載のファイバセンサシステム。
- 上記検出装置は、上記ファイバセンサの状態を表示するモニタを備える、または、そのようなモニタを接続するための端子を備える、請求項1乃至10の何れかに記載のファイバセンサシステム。
- 請求項1乃至11の何れかに記載のファイバセンサシステムを搭載した内視鏡装置であって、
被挿入体に挿入される挿入部を備え、
上記挿入部の長手軸方向に沿って上記ファイバセンサの上記導光部材を延在配置した、内視鏡装置。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| JPWO2016117090A1 JPWO2016117090A1 (ja) | 2017-10-26 |
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| JP6561134B2 (ja) * | 2015-11-30 | 2019-08-14 | オリンパス株式会社 | 湾曲情報導出装置 |
| WO2019059031A1 (ja) * | 2017-09-21 | 2019-03-28 | パナソニックIpマネジメント株式会社 | プロセスファイバおよびこれを用いたレーザ加工システム |
| KR20190064964A (ko) * | 2017-12-01 | 2019-06-11 | 삼성전자주식회사 | 마이크로 스케일의 도파관 분광기 |
| KR102634937B1 (ko) * | 2017-12-08 | 2024-02-07 | 삼성전자주식회사 | 빛샘 도파관, 분광 방법 및 빛샘 도파관을 포함하는 분광기 |
| CN110095086B (zh) * | 2019-06-03 | 2024-06-07 | 呜啦啦(广州)科技有限公司 | 电流式双向弯曲传感器及其制备方法 |
| DE102019216171B4 (de) * | 2019-10-21 | 2024-06-13 | Vega Grieshaber Kg | Dualer Sensor |
| JP2023006137A (ja) * | 2021-06-30 | 2023-01-18 | Hoya株式会社 | 内視鏡用プロセッサ、内視鏡システム |
| US20230037256A1 (en) * | 2021-07-27 | 2023-02-02 | Gyrus Acmi, Inc. D/B/A Olympus Surgical Technologies America | Endoscope having illuminated handle |
| DE102021129877B3 (de) * | 2021-11-16 | 2023-03-16 | Realization Desal Ag | Uhr |
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| US6059718A (en) | 1993-10-18 | 2000-05-09 | Olympus Optical Co., Ltd. | Endoscope form detecting apparatus in which coil is fixedly mounted by insulating member so that form is not deformed within endoscope |
| US5840024A (en) | 1993-10-18 | 1998-11-24 | Olympus Optical Co., Ltd. | Endoscope form detecting apparatus in which coil is fixedly mounted by insulating member so that form is not deformed within endoscope |
| JP3772151B2 (ja) * | 1994-04-21 | 2006-05-10 | オリンパス株式会社 | 挿入部位置検出装置 |
| JP4119509B2 (ja) * | 1998-01-26 | 2008-07-16 | オリンパス株式会社 | 内視鏡装置 |
| WO2008094949A2 (en) | 2007-01-29 | 2008-08-07 | Neoguide Systems, Inc. | System for controlling an instrument using shape sensors |
| WO2009049038A1 (en) | 2007-10-11 | 2009-04-16 | Tufts University | Systems, devices, and methods employing fiber optic shape tracking |
| JP4759654B2 (ja) | 2008-10-28 | 2011-08-31 | オリンパスメディカルシステムズ株式会社 | 医療機器 |
| RU2631193C2 (ru) * | 2011-01-27 | 2017-09-19 | Конинклейке Филипс Электроникс Н.В. | Хранение и поиск информации, характерной для конкретного устройства измерения формы |
| JP5730177B2 (ja) * | 2011-11-21 | 2015-06-03 | 独立行政法人国立がん研究センター | 電子内視鏡システム |
| JP5690447B2 (ja) * | 2012-10-15 | 2015-03-25 | オリンパスメディカルシステムズ株式会社 | 情報管理装置及びカプセル型内視鏡検査システム |
| JP6205125B2 (ja) | 2012-12-11 | 2017-09-27 | オリンパス株式会社 | 内視鏡装置の挿入支援情報検出システム及び内視鏡装置 |
| JP6333518B2 (ja) * | 2013-05-24 | 2018-05-30 | オリンパス株式会社 | 管状システム |
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| US20170311775A1 (en) | 2017-11-02 |
| WO2016117090A1 (ja) | 2016-07-28 |
| US10413160B2 (en) | 2019-09-17 |
| JPWO2016117090A1 (ja) | 2017-10-26 |
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