JP6890578B2 - 対象者の眼を監視する装置及びシステム - Google Patents
対象者の眼を監視する装置及びシステム Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/11—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils
- A61B3/112—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils for measuring diameter of pupils
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
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- A—HUMAN NECESSITIES
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- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
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- Eye Examination Apparatus (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Description
対象者の眼と接触するための透明担体と、
対象者の眼から反射された光を受光し、受光された光の光強度を決定するための、対象者の眼の方を向いた光センサと、を備え、
光センサは透明担体上に配置され、
光センサは、
2次元配列の形態に配置され、入射光が光検出器の間を通って対象者の眼に入ることができるように互いから間隔が空けられた複数の光検出器と、対象者の眼の虹彩及び瞳孔をカバーする単一の大面積の光検出器と、のうちの一方を含む。
対象者の眼に適用するための本明細書に開示される装置と、
装置と通信し、装置から、光強度と、光強度に基づいて決定された監視パラメータとのうち少なくとも一方を受信するための通信インターフェースと、
光強度と監視パラメータとのうち受信された少なくとも一方に基づいて決定された情報を提供するための監視インターフェースと、を備える。
Claims (15)
- 対象者の眼を監視する装置であって、
前記装置は、
前記対象者の眼と接触するための透明担体と、
前記対象者の眼から反射された光を受光し、受光された光の光強度を決定するための、前記対象者の眼の方を向いた光センサと、を備え、
前記光センサは前記透明担体上に配置され、
前記光センサは、
2次元配列の形態に配置され、入射光が光検出器の間を通って前記対象者の眼に入ることができるように互いから間隔が空けられた複数の光検出器であって、前記対象者の眼の虹彩及び瞳孔を実質的にカバーする前記光検出器の複数の列又は複数の同心円として配置された前記複数の光検出器を含む、
装置。 - 前記透明担体が事前定義された波長の光を通すためのフィルタを含むか、及び/又は、前記光センサが前記事前定義された波長の光を検出する、請求項1に記載の装置。
- 前記事前定義された波長は、前記対象者の血液中の酸素化ヘモグロビン及びデオキシヘモグロビンの光吸収の等吸収点に対応するか、又は前記対象者の眼の色に基づいて事前に決定される、請求項2に記載の装置。
- 決定された前記光強度に基づいて前記対象者の瞳孔のサイズを示す瞳孔パラメータを決定するためのプロセッサをさらに備える、請求項1に記載の装置。
- 前記プロセッサは、前記対象者の痛みレベルを示す痛みパラメータ及び/又は前記対象者の鎮痛の深度を示す鎮痛パラメータのうちの少なくとも一方を、前記瞳孔パラメータに基づいて決定する、請求項4に記載の装置。
- 入射光を受光し、入射光の光強度を決定するための、前記対象者の眼と反対の方を向いた第2の光センサをさらに備える、請求項1に記載の装置。
- 前記透明担体は、
前記装置の自己充足型の動作を可能にするための蓄電ユニットである、薄膜バッテリと、
電力を受け取るための電力インターフェースである、無線で電力を受け取るための無線電力インターフェースと、
のうちの少なくとも一方を含む、請求項1に記載の装置。 - 前記光センサの電流出力が前記装置の給電に使用される、請求項1に記載の装置。
- 前記透明担体は、前記対象者の眼の中に光を発する照明手段を含む、請求項1に記載の装置。
- 前記透明担体は、入射光を遮断して前記対象者の眼に入らないようにするための遮蔽層を含む、請求項9に記載の装置。
- 前記照明手段は、
前記対象者の血液中の酸素化ヘモグロビン及びデオキシヘモグロビンの光吸収の等吸収点の波長で、
前記等吸収点の波長と前記等吸収点と別の波長とで交互に、又は
可視スペクトルの波長と赤外若しくは近赤外スペクトルの波長とで交互に、
光を発する、請求項9に記載の装置。 - 前記プロセッサは、正常な状態及び刺激を与えた状態で瞳孔の瞳孔直径を決定することにより、前記対象者の較正パラメータを決定する、請求項4に記載の装置。
- 対象者の眼に適用するための請求項1に記載の装置と、
前記装置と通信し、前記装置から、光強度と、前記光強度に基づいて決定された監視パラメータとのうちの少なくとも一方を受信するための通信インターフェースと、
前記光強度と前記監視パラメータとのうちの受信された少なくとも一方に基づいて決定された情報を提供するための監視インターフェースと、を備える、
対象者を監視するシステム。 - 対象者の眼を監視する装置の作動方法であって、
光センサが、対象者の眼から反射された光を受光するステップであって、前記光センサは、2次元配列の形態に配置され、入射光が光検出器の間を通って前記対象者の眼に入ることができるように互いから間隔が空けられた複数の光検出器であって、前記対象者の眼の虹彩及び瞳孔を実質的にカバーする、前記光検出器の複数の列又は複数の同心円として配置された前記複数の光検出器を含む、ステップと、
前記光センサが、受光された光の光強度を決定するステップと、
プロセッサが、決定された前記光強度に基づいて、前記対象者の瞳孔のサイズを示す瞳孔パラメータを決定するステップと、
前記プロセッサが、前記対象者の痛みレベルを示す痛みパラメータ及び/又は前記対象者の鎮痛の深度を示す鎮痛パラメータのうちの少なくとも一方を、前記瞳孔パラメータに基づいて決定するステップとを有する、
装置の作動方法。 - コンピュータ可読媒体内に具現化されたコンピュータ可読コードで備えられたコンピュータプログラムであって、前記コンピュータ可読コードが、適切なコンピュータ又はプロセッサによって実行されると、前記コンピュータ又はプロセッサに請求項14に記載された装置の作動方法のステップを行わせる、コンピュータプログラム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15180180.0 | 2015-08-07 | ||
EP15180180 | 2015-08-07 | ||
PCT/EP2016/068794 WO2017025475A1 (en) | 2015-08-07 | 2016-08-05 | Device and system for monitoring an eye of a subject |
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US11090002B2 (en) * | 2016-01-22 | 2021-08-17 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Ocular cranial nerve monitoring system |
EP3563759A1 (en) * | 2018-05-01 | 2019-11-06 | Koninklijke Philips N.V. | Apparatus for determining a stress and/or pain level |
CN112148119A (zh) * | 2019-06-26 | 2020-12-29 | 托比股份公司 | 用于在数字图像数据中确定眼睛位置的方法、眼睛追踪器和计算机程序 |
EP3799784A1 (en) * | 2019-10-03 | 2021-04-07 | Koninklijke Philips N.V. | Imaging-based reflex measurements for sedation depth monitoring |
US11293804B2 (en) * | 2019-12-24 | 2022-04-05 | Palo Alto Research Center Incorporated | Optical sensor system to identify objects and their movement |
FR3112933B1 (fr) * | 2020-07-31 | 2023-01-13 | Idmed | Capteur pupillaire pour détecter une taille ou une variation de taille ou de forme d’une pupille d’un œil d’un patient à travers une paupière supérieure |
CN113397477B (zh) * | 2021-06-08 | 2023-02-21 | 山东第一医科大学附属肿瘤医院(山东省肿瘤防治研究院、山东省肿瘤医院) | 一种瞳孔监测方法及系统 |
CN115316988A (zh) * | 2022-08-12 | 2022-11-11 | 遵义医科大学附属医院 | 一种无创血红蛋白检测仪 |
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JP3855439B2 (ja) * | 1998-03-17 | 2006-12-13 | いすゞ自動車株式会社 | 夜間運転視界支援装置 |
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RU2008152808A (ru) * | 2006-06-12 | 2010-07-20 | Конинклейке Филипс Электроникс Н.В. (Nl) | Устройство для контроля тела, способ сбора данных о теле и способ определения наличия, местоположения и/или стадии раны |
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CN104545793B (zh) * | 2015-01-28 | 2016-02-10 | 厦门大学 | 一种非接触式泪膜破裂时间测量装置和方法 |
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CN107920733A (zh) | 2018-04-17 |
CN107920733B (zh) | 2020-12-22 |
EP3331422A1 (en) | 2018-06-13 |
JP2018527067A (ja) | 2018-09-20 |
BR112018002136A2 (pt) | 2018-09-11 |
US20180235456A1 (en) | 2018-08-23 |
RU2724426C2 (ru) | 2020-06-23 |
US10682048B2 (en) | 2020-06-16 |
RU2018108402A3 (ja) | 2019-12-30 |
WO2017025475A1 (en) | 2017-02-16 |
MX2018001537A (es) | 2018-04-24 |
RU2018108402A (ru) | 2019-09-09 |
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