DE69924358T2 - Laserlichtquelle mit diffraktiver optischer strahlintegration - Google Patents

Laserlichtquelle mit diffraktiver optischer strahlintegration Download PDF

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Publication number
DE69924358T2
DE69924358T2 DE69924358T DE69924358T DE69924358T2 DE 69924358 T2 DE69924358 T2 DE 69924358T2 DE 69924358 T DE69924358 T DE 69924358T DE 69924358 T DE69924358 T DE 69924358T DE 69924358 T2 DE69924358 T2 DE 69924358T2
Authority
DE
Germany
Prior art keywords
excimer laser
laser system
diffractive
uniform
spatial
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.)
Expired - Lifetime
Application number
DE69924358T
Other languages
German (de)
English (en)
Other versions
DE69924358D1 (de
Inventor
George Caudle
Vladimir Lemberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AMO Manufacturing USA LLC
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 DE69924358D1 publication Critical patent/DE69924358D1/de
Publication of DE69924358T2 publication Critical patent/DE69924358T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0927Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F9/00Methods 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
    • A61F9/007Methods or devices for eye surgery
    • A61F9/008Methods or devices for eye surgery using laser
    • A61F9/00802Methods or devices for eye surgery using laser for photoablation
    • A61F9/00804Refractive treatments
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F9/00Methods 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
    • A61F9/007Methods or devices for eye surgery
    • A61F9/008Methods or devices for eye surgery using laser
    • A61F9/00802Methods or devices for eye surgery using laser for photoablation
    • A61F9/00817Beam shaping with masks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/066Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938Using specific optical elements
    • G02B27/0944Diffractive optical elements, e.g. gratings, holograms
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005Optical 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20Surgical 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
    • A61B18/201Surgical 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F9/00Methods 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
    • A61F9/007Methods or devices for eye surgery
    • A61F9/008Methods or devices for eye surgery using laser
    • A61F2009/00844Feedback systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F9/00Methods 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
    • A61F9/007Methods or devices for eye surgery
    • A61F9/008Methods or devices for eye surgery using laser
    • A61F2009/00861Methods or devices for eye surgery using laser adapted for treatment at a particular location
    • A61F2009/00872Cornea

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Lasers (AREA)
  • Laser Surgery Devices (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Lenses (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Semiconductor Lasers (AREA)
DE69924358T 1998-01-29 1999-01-20 Laserlichtquelle mit diffraktiver optischer strahlintegration Expired - Lifetime DE69924358T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US1584198A 1998-01-29 1998-01-29
US15841 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 (2)

Publication Number Publication Date
DE69924358D1 DE69924358D1 (de) 2005-04-28
DE69924358T2 true DE69924358T2 (de) 2006-01-19

Family

ID=21773938

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924358T Expired - Lifetime DE69924358T2 (de) 1998-01-29 1999-01-20 Laserlichtquelle mit diffraktiver optischer strahlintegration

Country Status (7)

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

Families Citing this family (19)

* 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
CA2489506A1 (en) 2002-06-19 2003-12-31 Palomar Medical Technologies, Inc. Method and apparatus for treatment of cutaneous and subcutaneous conditions
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
EP2287642B1 (en) 2009-08-19 2020-04-08 Lawrence Livermore National Security, LLC Method and system for homogenizing diode laser pump arrays
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
WO2012118425A1 (en) * 2011-03-01 2012-09-07 Applied Precision, Inc. Laser beam irradiance control systems
KR102136901B1 (ko) 2012-04-18 2020-07-22 싸이노슈어, 엘엘씨 피코초 레이저 장치 및 그를 사용한 표적 조직의 치료 방법
EP2973894A2 (en) 2013-03-15 2016-01-20 Cynosure, Inc. Picosecond optical radiation systems and methods of use
US10985518B2 (en) 2016-09-20 2021-04-20 Iradion Laser, Inc. Lasers with setback aperture
WO2019165426A1 (en) 2018-02-26 2019-08-29 Cynosure, Inc. Q-switched cavity dumped sub-nanosecond laser
WO2022125289A1 (en) * 2020-12-10 2022-06-16 Cymer, Llc Multifocal imaging with increased wavelength separation

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
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
US4770172A (en) 1983-11-17 1988-09-13 Lri L.P. Method of laser-sculpture of the optically used portion of the cornea
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
WO1994029760A1 (en) 1993-06-04 1994-12-22 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
ATE291787T1 (de) 2005-04-15
CA2319122C (en) 2004-06-01
EP1051781B1 (en) 2005-03-23
JP4302885B2 (ja) 2009-07-29
WO1999039410A1 (en) 1999-08-05
EP1051781A4 (en) 2002-05-15
EP1051781A1 (en) 2000-11-15
CA2319122A1 (en) 1999-08-05
AU2560499A (en) 1999-08-16
DE69924358D1 (de) 2005-04-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AMO MANUFACTURING USA, LLC (N. D. GES. D. STAA, US