ATE291787T1 - Laserlichtquelle mit diffraktiver optischer strahlintegration - Google Patents

Laserlichtquelle mit diffraktiver optischer strahlintegration

Info

Publication number
ATE291787T1
ATE291787T1 AT99905449T AT99905449T ATE291787T1 AT E291787 T1 ATE291787 T1 AT E291787T1 AT 99905449 T AT99905449 T AT 99905449T AT 99905449 T AT99905449 T AT 99905449T AT E291787 T1 ATE291787 T1 AT E291787T1
Authority
AT
Austria
Prior art keywords
diffractive optic
diffractive
spatial
light source
laser light
Prior art date
Application number
AT99905449T
Other languages
English (en)
Inventor
George Caudle
Vladimir Lemberg
Original Assignee
Visx Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Visx Inc filed Critical Visx Inc
Application granted granted Critical
Publication of ATE291787T1 publication Critical patent/ATE291787T1/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • 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
    • A61F9/00802—Methods or devices for eye surgery using laser for photoablation
    • A61F9/00804—Refractive treatments
    • 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
    • A61F9/00802—Methods or devices for eye surgery using laser for photoablation
    • A61F9/00817—Beam shaping with masks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/066—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/0944—Diffractive optical elements, e.g. gratings, holograms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/201—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser with beam delivery through a hollow tube, e.g. forming an articulated arm ; Hand-pieces 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
    • A61F2009/00844—Feedback systems
    • 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
AT99905449T 1998-01-29 1999-01-20 Laserlichtquelle mit diffraktiver optischer strahlintegration ATE291787T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1584198A 1998-01-29 1998-01-29
PCT/US1999/001281 WO1999039410A1 (en) 1998-01-29 1999-01-20 Laser delivery system and method with diffractive optic beam integration

Publications (1)

Publication Number Publication Date
ATE291787T1 true ATE291787T1 (de) 2005-04-15

Family

ID=21773938

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99905449T ATE291787T1 (de) 1998-01-29 1999-01-20 Laserlichtquelle mit diffraktiver optischer strahlintegration

Country Status (7)

Country Link
EP (1) EP1051781B1 (de)
JP (1) JP4302885B2 (de)
AT (1) ATE291787T1 (de)
AU (1) AU2560499A (de)
CA (1) CA2319122C (de)
DE (1) DE69924358T2 (de)
WO (1) WO1999039410A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6313948B1 (en) * 1999-08-02 2001-11-06 James I. Hanna Optical beam shaper
FI116918B (fi) 2000-12-13 2006-03-31 Modines Ltd Oy Säteenmuokkaaja
JP2004536350A (ja) * 2001-07-16 2004-12-02 オイ アイシーエス インテリジェント コントロール システムズ リミテッド 空間的に部分的にコヒーレントな光ビームの強度分布の回折成形
US6744502B2 (en) * 2001-09-28 2004-06-01 Pe Corporation (Ny) Shaped illumination geometry and intensity using a diffractive optical element
KR20050026404A (ko) 2002-06-19 2005-03-15 팔로마 메디칼 테크놀로지스, 인코포레이티드 깊이로 조직을 광열 치료하기 위한 방법 및 장치
AUPS313802A0 (en) * 2002-06-25 2002-07-18 Riancorp Pty Ltd Laser beam homogenisers in medical applications
US7206132B2 (en) 2004-08-06 2007-04-17 Visx, Incorporated Lenslet array for beam homogenization
US7856985B2 (en) 2005-04-22 2010-12-28 Cynosure, Inc. Method of treatment body tissue using a non-uniform laser beam
US7397546B2 (en) * 2006-03-08 2008-07-08 Helicos Biosciences Corporation Systems and methods for reducing detected intensity non-uniformity in a laser beam
US7586957B2 (en) 2006-08-02 2009-09-08 Cynosure, Inc Picosecond laser apparatus and methods for its operation and use
US8547632B2 (en) 2009-08-19 2013-10-01 Lawrence Livermore National Security, Llc Method and system for homogenizing diode laser pump arrays
EP3709061B1 (de) 2009-08-19 2022-12-14 Lawrence Livermore National Security, LLC Verfahren zur herstellung und verfahren zur verwendung einer diffraktiven optik
US8728719B2 (en) 2009-08-19 2014-05-20 Lawrence Livermore National Security, Llc Diffractive laser beam homogenizer including a photo-active material and method of fabricating the same
CN103534631A (zh) * 2011-03-01 2014-01-22 应用精密公司 激光束辐照度控制系统
KR102183581B1 (ko) 2012-04-18 2020-11-27 싸이노슈어, 엘엘씨 피코초 레이저 장치 및 그를 사용한 표적 조직의 치료 방법
EP2973894A2 (de) 2013-03-15 2016-01-20 Cynosure, Inc. Optische picosekunden-strahlungssysteme und verfahren zur verwendung
WO2018057567A1 (en) 2016-09-20 2018-03-29 Iradion Laser, Inc. Lasers with setback aperture
CA3092248A1 (en) 2018-02-26 2019-08-29 Mirko Mirkov Q-switched cavity dumped sub-nanosecond laser

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547037A (en) 1980-10-16 1985-10-15 Regents Of The University Of Minnesota Holographic method for producing desired wavefront transformations
US4770172A (en) 1983-11-17 1988-09-13 Lri L.P. Method of laser-sculpture of the optically used portion of the cornea
US4665913A (en) 1983-11-17 1987-05-19 Lri L.P. Method for ophthalmological surgery
US4732148A (en) 1983-11-17 1988-03-22 Lri L.P. Method for performing ophthalmic laser surgery
US4669466A (en) 1985-01-16 1987-06-02 Lri L.P. Method and apparatus for analysis and correction of abnormal refractive errors of the eye
JP3197375B2 (ja) * 1992-11-07 2001-08-13 株式会社ニデック 角膜アブレーション装置
AU7099694A (en) 1993-06-04 1995-01-03 Summit Technology, Inc. Rotatable aperture apparatus and methods for selective photoablation of surfaces
US5376086A (en) * 1993-10-26 1994-12-27 Khoobehi; Bahram Laser surgical method of sculpting a patient's cornea and associated intermediate controlling mask
US5610733A (en) 1994-02-28 1997-03-11 Digital Optics Corporation Beam-homogenizer
DE4441579C1 (de) * 1994-11-22 1996-05-15 Rodenstock Instr Vorrichtung zur Formung der Cornea
US5646791A (en) 1995-01-04 1997-07-08 Visx Incorporated Method and apparatus for temporal and spatial beam integration
DE19619481C1 (de) * 1996-05-14 1997-11-27 Aesculap Meditec Gmbh Verfahren und Vorrichtung zum Abtragen von Material mit einem Laserstrahl
US5717518A (en) * 1996-07-22 1998-02-10 Kla Instruments Corporation Broad spectrum ultraviolet catadioptric imaging system

Also Published As

Publication number Publication date
JP2002502062A (ja) 2002-01-22
JP4302885B2 (ja) 2009-07-29
EP1051781A4 (de) 2002-05-15
EP1051781A1 (de) 2000-11-15
CA2319122C (en) 2004-06-01
EP1051781B1 (de) 2005-03-23
CA2319122A1 (en) 1999-08-05
DE69924358T2 (de) 2006-01-19
WO1999039410A1 (en) 1999-08-05
AU2560499A (en) 1999-08-16
DE69924358D1 (de) 2005-04-28

Similar Documents

Publication Publication Date Title
ATE291787T1 (de) Laserlichtquelle mit diffraktiver optischer strahlintegration
EP0493365A3 (en) Laser light beam homogenizer and imaging lidar system incorporating same
ATE250756T1 (de) Inspektion einer kontaktlinse mit einer beleuchtung mit doppelfokus
US4787013A (en) Intermediate range intensity modification of gaussian beam using optical integration means
DK1267707T3 (da) Metode og system til karakterisering og kartografi af vævslesioner
EP0265917B1 (de) Beleuchtungsapparat für Belichtung
EP1645842A3 (de) Vorrichtung zur Abbildung dreidimensionaler Strukturen
JP2001196305A (ja) 光学装置
WO2002073245A3 (en) High power incoherent light source with laser array
DE69739194D1 (de) Virtuelle retinale anzeige mit erweitertem pupillenausgang
EP1184706A3 (de) Beleuchtungsvorrichtung
FI935738A (fi) Valaisu- ja kuvantamisalijärjestelmiä linssitarkastusjärjestelmää varten
EP1069600A4 (de) Belichtungsvorrichtung und -verfahren, und herstellungsverfahren einer solchen vorrichtung
EP1079253A4 (de) Vorrichtung und verfahren zur projektionsbelichtung, und optisches system mit reflektion und brechung
ATE196694T1 (de) Vorrichtung und verfahren zur fokusierung eines laserstrahls für optische codes
US4521087A (en) Optical system with diffuser for transformation of a collimated beam into a self-luminous arc with required curvature and numerical aperture
US20030140806A1 (en) Multi-beam pattern generator
WO2003068051A3 (en) Flexible scanning beam imaging system
ATE238732T1 (de) Ophthalmologisches gerät mit einem beleuchtungs- und/oder strahlenbehandlungsstrahl, dessen flächige intensitätsverteilung einstellbar ist, sowie anordnung mit diesem gerät zur augenbehandlung
IL123146A (en) A device and method for tracking hidden signs, especially for bodies with a reflective surface
JPS57181537A (en) Light pattern projector
JPS60158449A (ja) 露光装置
ATE80744T1 (de) Vorrichtung zur stabilisation der strahlungsenergieverteilung in einem laserstrahlabtaster.
JP2001201639A (ja) 導光体
EP0866331A3 (de) Vorrichtung und Verfahren zur Bewertung des Widerstandes von optischem Material gegen Schädigung

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties