DE69221806D1 - Vorrichtung zum Abgeben eines defokussierten Laserstrahls mit scharfkantigem Querschnitt - Google Patents

Vorrichtung zum Abgeben eines defokussierten Laserstrahls mit scharfkantigem Querschnitt

Info

Publication number
DE69221806D1
DE69221806D1 DE69221806T DE69221806T DE69221806D1 DE 69221806 D1 DE69221806 D1 DE 69221806D1 DE 69221806 T DE69221806 T DE 69221806T DE 69221806 T DE69221806 T DE 69221806T DE 69221806 D1 DE69221806 D1 DE 69221806D1
Authority
DE
Germany
Prior art keywords
sharp
emitting
section
laser beam
defocused laser
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
DE69221806T
Other languages
English (en)
Other versions
DE69221806T2 (de
Inventor
David A Dewey
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.)
Laser Industries Ltd
Original Assignee
Coherent 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 Coherent Inc filed Critical Coherent Inc
Application granted granted Critical
Publication of DE69221806D1 publication Critical patent/DE69221806D1/de
Publication of DE69221806T2 publication Critical patent/DE69221806T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • A61F9/00821—Methods or devices for eye surgery using laser for coagulation
    • 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
    • G02B27/0994—Fibers, light pipes
    • 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
    • A61F2009/00863—Retina
    • 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
    • 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
    • A61F9/009—Auxiliary devices making contact with the eyeball and coupling in laser light, e.g. goniolenses

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Laser Surgery Devices (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Lasers (AREA)
  • Radiation-Therapy Devices (AREA)
DE69221806T 1991-10-10 1992-10-01 Vorrichtung zum Abgeben eines defokussierten Laserstrahls mit scharfkantigem Querschnitt Expired - Lifetime DE69221806T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77569691A 1991-10-10 1991-10-10

Publications (2)

Publication Number Publication Date
DE69221806D1 true DE69221806D1 (de) 1997-10-02
DE69221806T2 DE69221806T2 (de) 1998-03-26

Family

ID=25105203

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221806T Expired - Lifetime DE69221806T2 (de) 1991-10-10 1992-10-01 Vorrichtung zum Abgeben eines defokussierten Laserstrahls mit scharfkantigem Querschnitt

Country Status (4)

Country Link
US (1) US5336216A (de)
EP (1) EP0536951B1 (de)
JP (1) JP3540332B2 (de)
DE (1) DE69221806T2 (de)

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US5646791A (en) * 1995-01-04 1997-07-08 Visx Incorporated Method and apparatus for temporal and spatial beam integration
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US7655002B2 (en) 1996-03-21 2010-02-02 Second Sight Laser Technologies, Inc. Lenticular refractive surgery of presbyopia, other refractive errors, and cataract retardation
US5923473A (en) * 1997-05-06 1999-07-13 Agfa Corporation Multi-size spot beam imaging system and method
US6638271B2 (en) 1998-04-17 2003-10-28 Visx, Inc. Multiple beam laser sculpting system and method
US6331177B1 (en) * 1998-04-17 2001-12-18 Visx, Incorporated Multiple beam laser sculpting system and method
JP3892986B2 (ja) * 1999-03-30 2007-03-14 株式会社ニデック 眼科用レーザ治療装置
US6891820B1 (en) * 1999-07-06 2005-05-10 Broadcom Corporation Utilization of the internet protocol to facilitate communication involving mobile devices
US6451010B1 (en) 2000-04-14 2002-09-17 Lumenis Inc. Zoom handpiece for laser surgery
US6494878B1 (en) * 2000-05-12 2002-12-17 Ceramoptec Industries, Inc. System and method for accurate optical treatment of an eye's fundus
JP3881508B2 (ja) 2000-12-04 2007-02-14 株式会社ニデック レーザ治療装置
US6887233B2 (en) * 2001-03-22 2005-05-03 Lumenis, Inc. Scanning laser handpiece with shaped output beam
EP1354573A1 (de) * 2002-04-08 2003-10-22 Lumenis Inc. Gerät und Methode zur gleichförmigen Beleuchtung
US7150530B2 (en) * 2003-05-21 2006-12-19 Alcon, Inc. Variable spot size illuminator having a zoom lens
US11026860B2 (en) * 2004-06-28 2021-06-08 Iridex Method and device for optical ophthalmic therapy
US20060217691A1 (en) * 2005-02-25 2006-09-28 Georg Schuele Real-time therapeutic dosimetry based on dynamic response of treated tissue
JP2007072134A (ja) * 2005-09-06 2007-03-22 Mitsubishi Electric Corp 波長変換レーザ装置
US9681985B2 (en) * 2005-12-01 2017-06-20 Topcon Medical Laser Systems, Inc. System and method for minimally traumatic ophthalmic photomedicine
US9889043B2 (en) 2006-01-20 2018-02-13 Lensar, Inc. System and apparatus for delivering a laser beam to the lens of an eye
US8262646B2 (en) 2006-01-20 2012-09-11 Lensar, Inc. System and method for providing the shaped structural weakening of the human lens with a laser
US10842675B2 (en) 2006-01-20 2020-11-24 Lensar, Inc. System and method for treating the structure of the human lens with a laser
US9545338B2 (en) 2006-01-20 2017-01-17 Lensar, Llc. System and method for improving the accommodative amplitude and increasing the refractive power of the human lens with a laser
US20070193985A1 (en) * 2006-02-20 2007-08-23 Howard Patrick C Method for removing a coating from a substrate using a defocused laser beam
US10098781B2 (en) 2006-03-24 2018-10-16 Topcon Medical Laser Systems Inc. Multi-spot optical fiber endophotocoagulation probe
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US20080009922A1 (en) * 2006-05-25 2008-01-10 Josef Bille Photodynamic therapy for treating age-related macular degeneration
US20090012507A1 (en) 2007-03-13 2009-01-08 William Culbertson Method for patterned plasma-mediated modification of the crystalline lens
US8568393B2 (en) * 2007-03-13 2013-10-29 Topcon Medical Laser Systems, Inc. Computer guided patterned laser trabeculoplasty
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US8480659B2 (en) 2008-07-25 2013-07-09 Lensar, Inc. Method and system for removal and replacement of lens material from the lens of an eye
US8500723B2 (en) 2008-07-25 2013-08-06 Lensar, Inc. Liquid filled index matching device for ophthalmic laser procedures
US8496650B2 (en) * 2008-12-15 2013-07-30 The Board Of Trustees Of The Leland Stanford Junior University Method and apparatus for photothermal therapy with adjustable spatial and/or temporal beam profile
US8382745B2 (en) 2009-07-24 2013-02-26 Lensar, Inc. Laser system and method for astigmatic corrections in association with cataract treatment
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US8758332B2 (en) 2009-07-24 2014-06-24 Lensar, Inc. Laser system and method for performing and sealing corneal incisions in the eye
US8617146B2 (en) 2009-07-24 2013-12-31 Lensar, Inc. Laser system and method for correction of induced astigmatism
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US10029331B2 (en) * 2009-09-14 2018-07-24 Preco, Inc. Multiple laser beam focusing head
EP2531089B1 (de) 2010-02-01 2023-04-05 LENSAR, Inc. Auf purkinjie-bildern basierende ausrichtung eines saugrings in augenärztlichen anwendungen
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Also Published As

Publication number Publication date
EP0536951B1 (de) 1997-08-27
EP0536951A2 (de) 1993-04-14
DE69221806T2 (de) 1998-03-26
JP3540332B2 (ja) 2004-07-07
EP0536951A3 (de) 1993-04-28
JPH06294939A (ja) 1994-10-21
US5336216A (en) 1994-08-09

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