JP5205604B2 - 眼内レンズの高次収差の矯正 - Google Patents
眼内レンズの高次収差の矯正 Download PDFInfo
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- JP5205604B2 JP5205604B2 JP2007131963A JP2007131963A JP5205604B2 JP 5205604 B2 JP5205604 B2 JP 5205604B2 JP 2007131963 A JP2007131963 A JP 2007131963A JP 2007131963 A JP2007131963 A JP 2007131963A JP 5205604 B2 JP5205604 B2 JP 5205604B2
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses or corneal implants; Artificial eyes
- A61F2/141—Artificial eyes
-
- 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
- A61B3/0025—Operational features thereof characterised by electronic signal processing, e.g. eye models
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses or corneal implants; Artificial eyes
- A61F2/16—Intraocular lenses
- A61F2/1613—Intraocular lenses having special lens configurations, e.g. multipart lenses; having particular optical properties, e.g. pseudo-accommodative lenses, lenses having aberration corrections, diffractive lenses, lenses for variably absorbing electromagnetic radiation, lenses having variable focus
- A61F2/1637—Correcting aberrations caused by inhomogeneities; correcting intrinsic aberrations, e.g. of the cornea, of the surface of the natural lens, aspheric, cylindrical, toric lenses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2240/00—Manufacturing or designing of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2240/001—Designing or manufacturing processes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2240/00—Manufacturing or designing of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2240/001—Designing or manufacturing processes
- A61F2240/008—Means for testing implantable prostheses
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- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Transplantation (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Signal Processing (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Prostheses (AREA)
Description
pは位相高さであり、
λは設計波長であり(例えば、550nm)、
n2はレンズを構成する材料の屈折率であり、
n1はレンズを取り巻く媒体の屈折率であり、
fapodizeはアポディゼーション関数を示す。
多様なアポディゼーション関数を採用できる。例えば、一部の実施態様において、アポディゼーション関数は下記の関数式に従って定義される:
riは光軸と表面との交差からの各半径ゾーン境界の距離を示し、
rinはアポディゼーションゾーンの内側境界を示し、
routはアポディゼーションゾーンの外側境界を示し、
expはステップ高さに希望の減少を与えるための指数を表す。ステップ高さのアポディゼーションに関するさらなる詳細は、米国特許第5,699,142号(US−5,699,142)に示されており、これは参照によって本出願に組み込まれる。
Claims (26)
- 患者の眼の個体群における少なくとも1つの眼の生体測定値である眼球のバイオメトリックパラメータの変動に対処するために眼内レンズ(IOL)を設計するための方法であり、
前記個体群によって示される範囲で前記眼球のバイオメトリックパラメータを変動させることができる、少なくとも1つの眼球模型を作るステップと、
前記個体群における少なくとも1つの眼球のバイオメトリックパラメータの分布に基いて、重み関数を決定するステップと、
前記患者個体群における眼の視覚性能について複数のIOL設計を評価するために、前記重み関数に基いて前記眼球模型を用いるステップと、
前記個体群によって示される前記範囲の少なくとも一部について最良適合の視覚性能をもたらすIOL設計を選択するステップと、
を含む、方法。 - 該方法において、前記視覚性能が視力を含む、請求項1に記載の方法。
- さらに、前記IOL設計の中から前記重み関数に基いて加重された視力の最適値として最良適合の視力を決定するステップを含む、請求項2に記載の方法。
- さらに、少なくとも1つのレンズの光学特性に影響を与える物理的な特性であるレンズ設計パラメータの変動に基づいて前記IOL設計を生み出すステップを含む、請求項1に記載の方法。
- さらに、前記IOL設計によって示される前記視力を得るために、前記眼球模型の網膜における変調伝達関数を決定するステップを含む、請求項2に記載の方法。
- 眼内レンズ(IOL)を設計するための方法であり、
予め測定されてデータとして記憶されている、少なくとも1つの生体測定値である眼球のバイオメトリックパラメータを変動させることができる人間の眼球模型を作るステップと、
患者の個体群における少なくとも1つの眼球のバイオメトリックパラメータの分布に基いて、重み関数を決定するステップと、
前記眼球模型に複数のIOL設計を組み込み、患者個体群の眼によって示される範囲の少なくとも一部において、前記眼球のバイオメトリックパラメータを変動させることによって前記設計の光学的性能を評価し、前記眼球のバイオメトリックパラメータの変動結果に前記重み関数を適用するステップと、
望ましいレベルの性能をもたらす前記IOL設計のうちの1つを選択するステップと、
を含む、方法。 - さらに、少なくとも1つのレンズ設計パラメータを変動させることによって前記IOL設計を生み出すステップを含む、請求項6に記載の方法。
- 該方法において、前記レンズ設計パラメータが非球面レンズ表面の円錐定数、円環体レンズ表面と関連付けられる2つの円錐定数、またはレンズ表面に配置される回折パターンのゾーン境界におけるステップ高さと関連付けられるアポディゼーション関数のうちいずれかを含む、請求項7に記載の方法。
- 該方法において、IOL設計の光学的性能を評価する前記ステップが、さらに前記眼球のバイオメトリックパラメータ範囲全体において、前記設計によってもたらされる平均視力を決定するために前記眼球模型を用いるステップを含む、請求項6に記載の方法。
- さらに、前記視力を決定するために前記眼球模型の前記網膜における変調伝達関数を計算するステップを含む、請求項9に記載の方法。
- さらに、最適性能をもたらすものとして最大加重平均視力を示すIOL設計を特定するステップを含む、請求項6に記載の方法。
- さらに、前記眼球のバイオメトリックパラメータを変動させるためにモンテカルロシミュレーションを利用するステップを含む、請求項6に記載の方法。
- さらに、前記IOL設計のうち1つまたはそれ以上に、少なくとも1つのレンズ特性に関連付けられる製造公差の推定値を組み込むステップを含む、請求項6に記載の方法。
- 該方法において、前記レンズ特性がレンズ表面に関連する不規則性、レンズ表面の半径、レンズ表面の非球性、およびレンズ厚みの何れかを含む、請求項13に記載の方法。
- 母集団の患者の眼によって示される範囲内の眼球のバイオメトリックパラメータを特徴とする患者の眼に埋め込むための眼内レンズ(IOL)を提供するために、コンピュータに実行させる方法であり、
少なくとも1つのレンズ設計パラメータが変動する複数のIOLを用意するステップと、
前記個体群における少なくとも1つの眼球のバイオメトリックパラメータの分布に基いて、重み関数を決定するステップと、
前記患者の眼に埋め込むために、前記眼球のバイオメトリックパラメータ範囲の少なくとも一部において最良適合の視力をもたらす前記IOLのうちの1つを前記重み関数に基いて選択するステップと、
を含む、方法。 - さらに、前記範囲内の複数の眼球のバイオメトリックパラメータ値について、各IOLによって示される視力を決定するステップを含む、請求項15に記載の方法。
- さらに、前記重み関数に基いて、各IOLについて加重平均視力を生成するステップを含む、請求項16に記載の方法。
- さらに、前記加重平均視力の最大値として最良適合の視力を特定するステップを含む、請求項16に記載の方法。
- 該方法において、前記眼球のバイオメトリックパラメータが眼の光軸からの視線の偏差を含む、請求項15に記載の方法。
- 該方法において、前記レンズ設計パラメータが非球面レンズ表面の円錐定数を含む、請求項15に記載の方法。
- 該方法において、前記レンズ設計パラメータが円環体レンズ表面に関連付けられる2つの円錐定数を含む、請求項15に記載の方法。
- 該方法において、前記レンズ設計パラメータがレンズ表面に配置される回折パターンのゾーン境界におけるステップ高さに関連付けられるアポディゼーション関数を含む、請求項15に記載の方法。
- さらに、IOLによって示される前記視力を決定するために前記IOLを組み込む人間の眼球模型の網膜における変調伝達関数を計算するステップを含む、請求項16に記載の方法。
- 一群の眼内レンズ(IOL)を設計するための方法であり、
患者の眼の個体群によって示される範囲全体において少なくとも1つの眼球のバイオメトリックパラメータを変動させることができる少なくとも1つの眼球模型を作るステップと、
前記個体群における少なくとも1つの眼球のバイオメトリックパラメータの分布に基いて、重み関数を決定するステップと、
前記患者個体群の眼について複数のIOL設計の視覚性能を評価するために前記眼球モデルを用いるステップと、
少なくとも2つのIOL設計を選択するステップであり、前記設計のうち1つが前記個体群の1つの部分について最良適合の視覚性能をもたらし、他の1つが前記個体群の別の部分について最良適合の視覚性能をもたらす、ステップと、
を含む、方法。 - 該方法において、前記眼球のバイオメトリックパラメータが、眼球軸長さ、角膜非球性、角膜半径、および前眼房深さのいずれかを含む、請求項1,6,15,24の何れかに記載の方法。
- 該方法において、少なくとも2つのIOL設計を選択する前記ステップが前記母集団の3つの部分のために3つのIOL設計を選択するステップを含み、該方法において、前記IOL設計がそれぞれ約−0.1、約−0.2及び約−0.3ミクロンの球面収差を示す、請求項24に記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/435,905 US7879089B2 (en) | 2006-05-17 | 2006-05-17 | Correction of higher order aberrations in intraocular lenses |
| US11/435,905 | 2006-05-17 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007313313A JP2007313313A (ja) | 2007-12-06 |
| JP2007313313A5 JP2007313313A5 (ja) | 2008-10-23 |
| JP5205604B2 true JP5205604B2 (ja) | 2013-06-05 |
Family
ID=38330493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007131963A Active JP5205604B2 (ja) | 2006-05-17 | 2007-05-17 | 眼内レンズの高次収差の矯正 |
Country Status (21)
| Country | Link |
|---|---|
| US (3) | US7879089B2 (ja) |
| EP (1) | EP1857077B1 (ja) |
| JP (1) | JP5205604B2 (ja) |
| KR (2) | KR20070111399A (ja) |
| CN (1) | CN101199437B (ja) |
| AR (1) | AR060959A1 (ja) |
| AT (1) | ATE429874T1 (ja) |
| AU (2) | AU2007202215B2 (ja) |
| BR (1) | BRPI0705740B8 (ja) |
| CA (2) | CA2588487C (ja) |
| CY (1) | CY1110597T1 (ja) |
| DE (1) | DE602007000990D1 (ja) |
| DK (1) | DK1857077T3 (ja) |
| ES (1) | ES2325427T3 (ja) |
| IL (1) | IL183290A (ja) |
| MX (1) | MX2007005849A (ja) |
| PL (1) | PL1857077T3 (ja) |
| PT (1) | PT1857077E (ja) |
| RU (1) | RU2372062C2 (ja) |
| SI (1) | SI1857077T1 (ja) |
| TW (1) | TWI340032B (ja) |
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| US8002827B2 (en) | 2007-04-24 | 2011-08-23 | Abbott Medical Optics Inc. | Systems and methods for ocular measurements |
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| US9216080B2 (en) | 2007-08-27 | 2015-12-22 | Amo Groningen B.V. | Toric lens with decreased sensitivity to cylinder power and rotation and method of using the same |
| US8974526B2 (en) | 2007-08-27 | 2015-03-10 | Amo Groningen B.V. | Multizonal lens with extended depth of focus |
| ATE523810T1 (de) | 2008-02-15 | 2011-09-15 | Amo Regional Holdings | System, brillenglas und verfahren zur erweiterung der fokustiefe |
| US8439498B2 (en) | 2008-02-21 | 2013-05-14 | Abbott Medical Optics Inc. | Toric intraocular lens with modified power characteristics |
| JP2009244637A (ja) * | 2008-03-31 | 2009-10-22 | Nidek Co Ltd | 非球面眼用レンズの設計方法 |
| US8167940B2 (en) * | 2008-05-06 | 2012-05-01 | Novartis Ag | Aspheric toric intraocular lens |
| US8862447B2 (en) * | 2010-04-30 | 2014-10-14 | Amo Groningen B.V. | Apparatus, system and method for predictive modeling to design, evaluate and optimize ophthalmic lenses |
| US20090292354A1 (en) * | 2008-05-21 | 2009-11-26 | Staar Surgical Company | Optimized intraocular lens |
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| EP3330776A1 (en) | 2010-12-01 | 2018-06-06 | AMO Groningen B.V. | A multifocal lens having an optical add power progression, and a system and method of providing same |
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| EP2928413B1 (en) | 2012-12-04 | 2019-08-14 | AMO Groningen B.V. | Lenses systems and methods for providing binocular customized treatments to correct presbyopia |
| RU2528272C1 (ru) * | 2013-02-26 | 2014-09-10 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" | Способ определения остаточной сферичности отражающей поверхности |
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| EP4445870A3 (en) | 2014-04-21 | 2024-12-25 | Amo Groningen B.V. | Ophthalmic devices, system and methods that improve peripheral vision |
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