JP5566523B2 - 目を撮像するための装置 - Google Patents
目を撮像するための装置 Download PDFInfo
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- JP5566523B2 JP5566523B2 JP2013501395A JP2013501395A JP5566523B2 JP 5566523 B2 JP5566523 B2 JP 5566523B2 JP 2013501395 A JP2013501395 A JP 2013501395A JP 2013501395 A JP2013501395 A JP 2013501395A JP 5566523 B2 JP5566523 B2 JP 5566523B2
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- 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
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/024—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for determining the visual field, e.g. perimeter types
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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
- A61B3/0016—Operational features thereof
- A61B3/0041—Operational features thereof characterised by display arrangements
- A61B3/0058—Operational features thereof characterised by display arrangements for multiple images
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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
- A61B3/0083—Apparatus for testing the eyes; Instruments for examining the eyes provided with means for patient positioning
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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
- A61B3/0091—Fixation targets for viewing direction
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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
- A61B3/102—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for optical coherence tomography [OCT]
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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
- A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
- A61B3/1208—Multiple lens hand-held instruments
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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
- A61B3/13—Ophthalmic microscopes
- A61B3/132—Ophthalmic microscopes in binocular arrangement
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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
- A61B3/13—Ophthalmic microscopes
- A61B3/135—Slit-lamp microscopes
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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
- A61B3/14—Arrangements specially adapted for eye photography
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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
- A61B3/14—Arrangements specially adapted for eye photography
- A61B3/145—Arrangements specially adapted for eye photography by video means
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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
- A61B3/14—Arrangements specially adapted for eye photography
- A61B3/15—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing
- A61B3/152—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing for aligning
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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
- A61B3/14—Arrangements specially adapted for eye photography
- A61B3/15—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing
- A61B3/156—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing for blocking
- A61B3/158—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing for blocking of corneal reflection
-
- 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
- A61B3/18—Arrangement of plural eye-testing or -examining apparatus
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Description
光はその後、角膜(C)を通って、網膜(R)に投影される。
Claims (18)
- 目の後部または前部の画像を生成する装置であって、
前記装置は、
光源、
光学素子を有する中心を備えた光学系であって、光学素子は、光学軸上で、または、光学系の前記中心から前記光学軸をわずかに離れて、前記光源から光を送るために、および、前記後部または前部から撮像経路を戻すために、動かすことが可能である、光学系であって、
各々の条件下で画像キャプチャと同期して連続して前記光源をオン/オフにするための手段、
画像の小さな領域の望まれない反射を瞬間的に塞ぎ、その一方で、画像の大部分を照射されたままにする、フリップマスクを挿入するための手段、
フリップマスクを伴わない1つの画像中のアーチファクトを検出し、第2の画像中のフリップアーチファクトマスクを検出し、および、アーチファクトを含まない合成画像を作るために画像を組み合わせるための手段、
光学ヘッドを傾けるか振動させ、各々の画像、平均化された画像、または、動画ストリーム上での様々な場所にアーチファクトを含む視野を生じさせるために、患者の固定を変化させるための手段、および、
複数の移動する光学素子、マスク、および、光源であって、目の前記後部および前部部分の各々連続して獲得された画像の2またはそれ以上の解剖学的に異なる領域に位置する反射のおよびそれ以外の反射のアーチファクトを有する2またはそれ以上の画像が生成され、前記画像中の前記アーチファクトは画像処理によって検知され、前記画像は、1またはそれ以上の他の画像と組み合わされることによって、合成画像、立体画像、多数の画像からのパノラマ画像、または、ビデオストリームを生成するか、あるいは、アーチファクトを含まない、網膜をパンするビデオストリームを生じさせ、比較的明瞭で十分に焦点を合わせた画像部分は、前記合成画像または動画を作るために、1またはそれ以上の前記画像またはビデオストリームから組み合わされる、複数の移動する光学素子、マスク、および、光源、
を含む、目の後部または前部の画像を生成する装置。 - 前記光源は、異なる位置にアーチファクトを生じさせるために、瞬間的に側方に動かされる、請求項1に記載の装置。
- 前記光源は、異なる位置にアーチファクトを生じさせるために、側方に動かされ、回転され、画像キャプチャと同期される、請求項2に記載の装置。
- 前記光源は、異なる位置にアーチファクトを生じさせて連続的に駆動される、少なくとも2またはそれ以上の光源を有する、請求項3に記載の装置。
- 前記交互の照射および撮像経路は、前記光学的な中心軸と比較して、角度をなして瞳孔に入るが、異なる位置にアーチファクトを作るために光学素子によって動かされる、請求項1に記載の装置。
- 光源と前記撮像経路の前記位置は、瞳孔の大きさに依存した、可変の大きさ、位置、および、形状であり、前記瞳孔の大きさと所望の視野に基づいて、開口部とマスクと組み合わせて手動または自動で動的に調節され得る、請求項5に記載の装置。
- 空間光変調器は、検知された前記位置と前記瞳孔の寸法にしたがって、前記光源を位置付け、形成するために設けられる、請求項6に記載の装置。
- 赤外線フィルターまたは近赤外線フィルターまたは光源は、非散瞳操作を可能にするために、整列させてはじかれることによって、他のスペクトル波長を通過させ、かつ、可視光または具体的に定義された波長によるその後の画像キャプチャを可能にするために、設けられる、請求項6に記載の装置。
- 可撓性材料で作られた可撓性を有する洗眼用コップは、目の撮像の間、患者のまぶたを開いたままにするために用いられる6時と12時の位置で、圧縮性の突出する態様を用いて暗環境を作り出すために、前記目を囲むように位置付けられる、請求項6に記載の装置。
- 前記焦点は、前記目の多数の焦点面でのキャプチャを可能にするために、変えられ、段階的であり、単一の画像、plenoptic 画像、立体画像、または、動画へと再構築される、請求項6に記載の装置。
- 前記焦点は、異なる焦点距離の一連のマイクロレンズによって変えられ、画像センサーと、多数の焦点距離でその後キャプチャされる前記画像との上に配される、請求項6に記載の装置。
- 前記装置は、既存の細隙灯、顕微鏡、OCT装置、直像検眼鏡、倒像検眼鏡、適応光学撮像装置、または、眼底カメラに取り付けられるか、あるいは、組み合わされ、前記画像をキャプチャまたは処理するために前記撮像素子の一部を用いる、請求項11に記載の装置。
- 前記装置は、前記光源、および、フィルターと一致して、カラー眼底イメージング、螢光眼底血管造影法、赤を含まない、赤の、青の、ICG血管造影撮像、自己蛍光のすべての波長、フラボタンパク質の自己蛍光、二光子撮像、クルクミン蛍光撮像、マルチスペクトルイメージング、ハイパースペクトルイメージング、機能的イメージング、レンズ撮像、角膜および他の前部の撮像、涙液膜撮像、光干渉断層撮影、暗順応の桿状体および/または錐状体の検査、微小視野測定、名前の光学式文字認識、および、超広域視野撮像を用い、かつ、様々な状態を処置するためのガイダンスおよび計画システムとしても役立つ、請求項12に記載の装置。
- 前記装置は、前記網膜内のアミロイドを検出するために用いられる、請求項13に記載の装置。
- 前記装置は、LEDを含むフリップ内部固定ポインター、前記網膜をパンするための電動式の傾斜および振動機構、ならびに、小さな瞳孔に動的に対応する一連のマスクを含み、静止画像、平均化した画像、または、動画を生成する、請求項14に記載の装置。
- 光源と1またはそれ以上のカメラを連続的にオンにするための手段は、各々の前記条件下での画像キャプチャによって前記フリップマスクおよび光学系と同期してオンおよびオフにされる、コンピュータシステム、あるいは、タブレットコンピュータである、請求項1に記載の装置。
- 前記装置は、OCT装置、顕微鏡、細隙灯、直像検眼鏡または倒像検眼鏡、微小視野測定装置、あるいは、既存の眼底カメラと組み合わせて、または、一体的に、用いられる、請求項1に記載の装置。
- 前記装置は、携帯型の筐体を有しており、独立型の装置として、あるいは、既存の直像検眼鏡または倒像検眼鏡が組み込まれた、携帯型の装置として用いられる、請求項1に記載の装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31667710P | 2010-03-23 | 2010-03-23 | |
| US61/316,677 | 2010-03-23 | ||
| PCT/US2011/029421 WO2011119602A2 (en) | 2010-03-23 | 2011-03-22 | Apparatus and method for imaging an eye |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014123763A Division JP5900933B2 (ja) | 2010-03-23 | 2014-06-16 | 目を撮像するための方法 |
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| Publication Number | Publication Date |
|---|---|
| JP2013527775A JP2013527775A (ja) | 2013-07-04 |
| JP5566523B2 true JP5566523B2 (ja) | 2014-08-06 |
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| JP2013501395A Expired - Fee Related JP5566523B2 (ja) | 2010-03-23 | 2011-03-22 | 目を撮像するための装置 |
| JP2014123763A Expired - Fee Related JP5900933B2 (ja) | 2010-03-23 | 2014-06-16 | 目を撮像するための方法 |
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| JP2014123763A Expired - Fee Related JP5900933B2 (ja) | 2010-03-23 | 2014-06-16 | 目を撮像するための方法 |
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| Country | Link |
|---|---|
| US (4) | US8714743B2 (ja) |
| EP (1) | EP2549913B1 (ja) |
| JP (2) | JP5566523B2 (ja) |
| KR (1) | KR20130010079A (ja) |
| CN (1) | CN102917634A (ja) |
| AU (1) | AU2011232625B2 (ja) |
| BR (1) | BR112012023716B1 (ja) |
| CA (1) | CA2793874C (ja) |
| DK (1) | DK2549913T3 (ja) |
| ES (1) | ES2601886T3 (ja) |
| IL (1) | IL222047A (ja) |
| MX (1) | MX2012010540A (ja) |
| PT (1) | PT2549913T (ja) |
| WO (1) | WO2011119602A2 (ja) |
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