JP4837910B2 - 角膜レーザ外科療法のビーム誘導システムおよび方法 - Google Patents
角膜レーザ外科療法のビーム誘導システムおよび方法 Download PDFInfo
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- JP4837910B2 JP4837910B2 JP2004367331A JP2004367331A JP4837910B2 JP 4837910 B2 JP4837910 B2 JP 4837910B2 JP 2004367331 A JP2004367331 A JP 2004367331A JP 2004367331 A JP2004367331 A JP 2004367331A JP 4837910 B2 JP4837910 B2 JP 4837910B2
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- Prior art keywords
- mirror
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- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
-
- 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
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/008—Methods or devices for eye surgery using laser
- A61F9/00825—Methods or devices for eye surgery using laser for photodisruption
- A61F9/0084—Laser features or special beam parameters therefor
-
- 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
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/008—Methods or devices for eye surgery using laser
- A61F2009/00861—Methods or devices for eye surgery using laser adapted for treatment at a particular location
- A61F2009/00872—Cornea
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Ophthalmology & Optometry (AREA)
- Optics & Photonics (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Laser Surgery Devices (AREA)
Description
12 外科用レーザ・ユニット
14 レーザ・ビーム
16 目
18 患者
20 台
22 コンピュータ制御装置
24 電気ケーブル
26 装置
28 レーザ光源
30 ビーム路
32 z走査器具
32’ 音声コイル・サブアセンブリ
32” 能動ミラー
34 レンズ
38 直線スライド
43 切子面
44 ミラー
46 回転軸線
48 走査機構
50 回転軸線
52 走査機構
54 回転軸線
56 中心
58 中心
60 中心
62 リレー
64 レンズ
66 回転ミラー
68 顕微鏡
70 集束レンズ
72 中心軸線
74 座標系
76 角膜
78 光学軸線
Claims (2)
- レーザ・ビームを媒体のx−y面上の焦点に誘導する装置で、媒体が直交x−y−z座標系を画定し、
レーザ・ビームをビーム路に沿って媒体へと案内するレーザ光源と、
レーザ・ビームを媒体のx−y面上のx方向に移動させるため、ビームが中心を通るように位置決めされ、且つ角度「θ」だけ回転可能な第1走査機構と、
レーザ・ビームの動作をx−y面上のx方向で補償するために、ビーム路上で位置決めされ、且つ角度「2θ」だけ回転可能な第2走査機構と、
レーザ・ビームを媒体のx−y面上のy方向に移動させるため、ビームが中心を通るように位置決めされ、且つ角度「φ」だけ回転可能な第3走査機構と、
ビームが中心を通るように位置決めされ、焦点をz方向に移動させるz走査器具と、
レーザ・ビームを媒体のx−y面の焦点に向かって誘導するために、前記第1、前記第2および前記第3走査機構、および前記z走査器具の動作を一斉に制御する手段とを備える装置。 - 前記第1走査機構、前記第2走査機構、および前記第3走査機構が検流計ミラーである、請求項1に記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/821,402 US7618415B2 (en) | 2004-04-09 | 2004-04-09 | Beam steering system for corneal laser surgery |
US821402 | 2004-04-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005296624A JP2005296624A (ja) | 2005-10-27 |
JP4837910B2 true JP4837910B2 (ja) | 2011-12-14 |
Family
ID=34912732
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004367331A Active JP4837910B2 (ja) | 2004-04-09 | 2004-12-20 | 角膜レーザ外科療法のビーム誘導システムおよび方法 |
Country Status (3)
Country | Link |
---|---|
US (2) | US7618415B2 (ja) |
EP (1) | EP1584310A1 (ja) |
JP (1) | JP4837910B2 (ja) |
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2004
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-
2005
- 2005-01-17 EP EP05075117A patent/EP1584310A1/en not_active Withdrawn
-
2008
- 2008-02-08 US US12/028,687 patent/US7662147B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP1584310A1 (en) | 2005-10-12 |
JP2005296624A (ja) | 2005-10-27 |
US7618415B2 (en) | 2009-11-17 |
US20050228366A1 (en) | 2005-10-13 |
US20080147051A1 (en) | 2008-06-19 |
US7662147B2 (en) | 2010-02-16 |
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