GB2228344A - Ophthalmological lasers - Google Patents

Ophthalmological lasers Download PDF

Info

Publication number
GB2228344A
GB2228344A GB9003449A GB9003449A GB2228344A GB 2228344 A GB2228344 A GB 2228344A GB 9003449 A GB9003449 A GB 9003449A GB 9003449 A GB9003449 A GB 9003449A GB 2228344 A GB2228344 A GB 2228344A
Authority
GB
United Kingdom
Prior art keywords
waveguide
laser
energy density
lens
radiation
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.)
Withdrawn
Application number
GB9003449A
Other languages
English (en)
Other versions
GB9003449D0 (en
Inventor
Svyatoslav Nikolaevich Fedorov
Albina Ivanovna Ivashina
Leonid Feodosievich Linnik
Alexandr Dmitrievich Semenov
Vladimir Stepanovich Tjurin
Mikhail Jurievich Orlov
Efim Natanovich Beilin
Evgeny Naumovich Lekhtsier
Igor Anatolievich Skvortsov
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.)
MEZHOTRASLEVOI NT KOMPLEX MIKR
Original Assignee
MEZHOTRASLEVOI NT KOMPLEX MIKR
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 MEZHOTRASLEVOI NT KOMPLEX MIKR filed Critical MEZHOTRASLEVOI NT KOMPLEX MIKR
Publication of GB9003449D0 publication Critical patent/GB9003449D0/en
Publication of GB2228344A publication Critical patent/GB2228344A/en
Withdrawn legal-status Critical Current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
    • A61F9/00802—Methods or devices for eye surgery using laser for photoablation
    • A61F9/00804—Refractive treatments
    • 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
    • G02B26/0875—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 refracting elements
    • 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
    • A61F2009/00872—Cornea

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (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)
GB9003449A 1989-02-17 1990-02-15 Ophthalmological lasers Withdrawn GB2228344A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU4647693 1989-02-17
SU4647694 1989-02-17

Publications (2)

Publication Number Publication Date
GB9003449D0 GB9003449D0 (en) 1990-04-11
GB2228344A true GB2228344A (en) 1990-08-22

Family

ID=26666202

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9003449A Withdrawn GB2228344A (en) 1989-02-17 1990-02-15 Ophthalmological lasers

Country Status (7)

Country Link
JP (1) JPH0753167B2 (it)
CN (1) CN1045227A (it)
DE (1) DE4004423C2 (it)
FR (1) FR2643258A1 (it)
GB (1) GB2228344A (it)
HU (1) HU900836D0 (it)
IT (1) IT1238825B (it)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0484005A1 (en) * 1990-10-16 1992-05-06 Summit Technology, Inc. Laser thermokeratoplasty apparatus
EP0493365A2 (en) * 1991-08-27 1992-07-01 Kaman Aerospace Corporation Laser light beam homogenizer and imaging lidar system incorporating same
US5395362A (en) * 1992-01-14 1995-03-07 Summit Technology Methods and apparatus for distributing laser radiation
FR2738082A1 (fr) * 1995-08-21 1997-02-28 Quantel Dispositif pour la conformation avec homogeneisation de la repartition spatiale transverse d'intensite, d'un faisceau laser
FR2739982A1 (fr) * 1995-08-21 1997-04-18 Quantel Dispositif pour la conformation avec homogeneisation de la repartition spatiale transverse d'intensite, d'un faisceau laser
US6961361B1 (en) 1999-05-24 2005-11-01 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus
EP2081069A1 (en) * 2008-01-16 2009-07-22 Christie Digital Systems USA, Inc. A uniform light production system and apparatus
EP1561084B1 (en) * 2002-11-11 2013-01-16 QinetiQ Limited Structured light projector

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4041894C2 (de) * 1990-12-27 1994-12-15 Michael Ulrich Prof D Dardenne Gerät zur chirurgischen Behandlung von Myopie, Hyperopie und Astigmatismus des Auges unter Verwendung von Feststoffabsorbentien
JP3165186B2 (ja) * 1991-07-31 2001-05-14 株式会社ニデック 光治療装置
DE4429193A1 (de) * 1994-08-18 1996-02-22 Aesculap Ag Vorrichtung zur Erzeugung einer querschnittshomogenisierten Laserstrahlung und Verwendung dieser Strahlung
DE4441579C1 (de) * 1994-11-22 1996-05-15 Rodenstock Instr Vorrichtung zur Formung der Cornea
US6887233B2 (en) 2001-03-22 2005-05-03 Lumenis, Inc. Scanning laser handpiece with shaped output beam
DE10293000D2 (de) * 2001-07-05 2004-04-15 Hentze Lissotschenko Patentver Element zur Fokussierung der Strahlung eines Laserdiodenbarrens
EP1354573A1 (en) 2002-04-08 2003-10-22 Lumenis Inc. System, method and apparatus for providing uniform illumination
CN103499882A (zh) * 2013-10-10 2014-01-08 山东神戎电子股份有限公司 利用光锥的矩形光斑整形装置
CN110058335A (zh) * 2019-04-30 2019-07-26 西安炬光科技股份有限公司 光学元件、治疗仪和光斑变换的实现方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1153843A (en) * 1967-03-24 1969-05-29 Becton Dickinson Co Apparatus for Laser Surgery
GB1179349A (en) * 1967-09-13 1970-01-28 American Optical Corp Improvements in or relating to Optical Systems
GB2180363A (en) * 1985-09-13 1987-03-25 Stc Plc UV laser beam homogeniser comprising bent tubular waveguide
EP0230931A2 (en) * 1986-01-29 1987-08-05 International Business Machines Corporation Laser beam homogenizer
WO1988000108A1 (en) * 1986-07-08 1988-01-14 Kabushiki Kaisha Komatsu Seisakusho Laser beam forming apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1144346B (it) * 1981-05-08 1986-10-29 Fiat Ricerche Dispositivo per modificare e uniformare la distribuzione d intensita di un fascio laser di potenza
JPS5914848A (ja) * 1982-07-15 1984-01-25 株式会社トプコン 光治療装置
FR2564313B1 (fr) * 1984-05-17 1986-09-26 Lasag Ag Verre de contact pour l'ophtalmoscopie et l'ophtalmotherapie par rayons laser
AU606315B2 (en) * 1985-09-12 1991-02-07 Summit Technology, Inc. Surface erosion using lasers
JPS62299263A (ja) * 1986-06-20 1987-12-26 株式会社　ニデツク 角膜手術装置
US4911711A (en) * 1986-12-05 1990-03-27 Taunton Technologies, Inc. Sculpture apparatus for correcting curvature of the cornea
US4840175A (en) * 1986-12-24 1989-06-20 Peyman Gholam A Method for modifying corneal curvature
EP0280414A1 (en) * 1987-02-02 1988-08-31 Taunton Technologies, Inc. Sculpture apparatus for correcting curvature of the cornea
JPS63289523A (ja) * 1987-05-22 1988-11-28 Canon Inc 光束走査装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1153843A (en) * 1967-03-24 1969-05-29 Becton Dickinson Co Apparatus for Laser Surgery
GB1179349A (en) * 1967-09-13 1970-01-28 American Optical Corp Improvements in or relating to Optical Systems
GB2180363A (en) * 1985-09-13 1987-03-25 Stc Plc UV laser beam homogeniser comprising bent tubular waveguide
EP0230931A2 (en) * 1986-01-29 1987-08-05 International Business Machines Corporation Laser beam homogenizer
WO1988000108A1 (en) * 1986-07-08 1988-01-14 Kabushiki Kaisha Komatsu Seisakusho Laser beam forming apparatus

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0484005A1 (en) * 1990-10-16 1992-05-06 Summit Technology, Inc. Laser thermokeratoplasty apparatus
US5334190A (en) * 1990-10-16 1994-08-02 Summit Technology, Inc. Laser thermokeratoplasty methods and apparatus
EP0493365A2 (en) * 1991-08-27 1992-07-01 Kaman Aerospace Corporation Laser light beam homogenizer and imaging lidar system incorporating same
EP0493365A3 (en) * 1991-08-27 1993-09-29 Kaman Aerospace Corporation Laser light beam homogenizer and imaging lidar system incorporating same
US5303084A (en) * 1991-08-27 1994-04-12 Kaman Aerospace Corporation Laser light beam homogenizer and imaging lidar system incorporating same
US5335070A (en) * 1991-08-27 1994-08-02 Kaman Aerospace Corporation Laser light beam homogenizer and imaging lidar system incorporating same
US5395362A (en) * 1992-01-14 1995-03-07 Summit Technology Methods and apparatus for distributing laser radiation
FR2738082A1 (fr) * 1995-08-21 1997-02-28 Quantel Dispositif pour la conformation avec homogeneisation de la repartition spatiale transverse d'intensite, d'un faisceau laser
FR2739982A1 (fr) * 1995-08-21 1997-04-18 Quantel Dispositif pour la conformation avec homogeneisation de la repartition spatiale transverse d'intensite, d'un faisceau laser
US6961361B1 (en) 1999-05-24 2005-11-01 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus
US7294589B2 (en) 1999-05-24 2007-11-13 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus
EP1561084B1 (en) * 2002-11-11 2013-01-16 QinetiQ Limited Structured light projector
EP2081069A1 (en) * 2008-01-16 2009-07-22 Christie Digital Systems USA, Inc. A uniform light production system and apparatus
US7926994B2 (en) 2008-01-16 2011-04-19 Christie Digital Systems Usa, Inc. Uniform light production system and apparatus

Also Published As

Publication number Publication date
CN1045227A (zh) 1990-09-12
JPH02252453A (ja) 1990-10-11
IT9041529A0 (it) 1990-02-16
DE4004423A1 (de) 1990-08-30
FR2643258A1 (fr) 1990-08-24
GB9003449D0 (en) 1990-04-11
JPH0753167B2 (ja) 1995-06-07
HU900836D0 (en) 1990-04-28
DE4004423C2 (de) 1998-05-14
IT1238825B (it) 1993-09-03
IT9041529A1 (it) 1991-08-16

Similar Documents

Publication Publication Date Title
GB2228344A (en) Ophthalmological lasers
US4565197A (en) Laser ophthalmic surgical system
CA2338060A1 (en) Apparatus and method for measuring vision defects of a human eye
JP4615735B2 (ja) 一様な湾曲形を有するクレーターを部分的に重複させて表面を融除するための装置及び方法
US5090798A (en) Applied intensity distribution controlling apparatus
US5632742A (en) Eye movement sensing method and system
US4582405A (en) Ophthalmological combination instrument for diagnosis and treatment
US9265658B2 (en) Contact element for laser machining
JPH0432663B2 (it)
ATE419614T1 (de) Virtuelle retinale anzeige mit erweitertem pupillenausgang
GR3003938T3 (it)
CA2376111A1 (en) Apparatus and method for objective measurement and correction of optical systems using wavefront analysis
GB2228099A (en) Surgical laser having an annular beam
EP0261211A1 (en) Laser surgery system
JPH03501466A (ja) レーザー・マーキング用光学システム
JP2003339641A (ja) 視標追跡システムに使用するためのズーム機構、眼球運動を感知するためのシステム及び方法、並びに、眼球運動センサにおいて目に向けて送られた複数の光スポットの間隔を調整するための方法
US5076685A (en) Apparatus for ophthalmological laser-therapy instruments
JP2794624B2 (ja) レーザープローブ
JPH0722601B2 (ja) レーザ装置
GB2145533A (en) Laser apparatus for ophthalmic surgery
JPH02503391A (ja) 眼のレーザー治療用のスリットランプ装置
RU2196560C1 (ru) Устройство для формирования профиля лазерного излучения
JPS6434321A (en) Variable power type fundus camera
JPH01139060A (ja) 眼科治療用レーザー装置

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)