GB9001432D0 - Surgical lasers - Google Patents

Surgical lasers

Info

Publication number
GB9001432D0
GB9001432D0 GB909001432A GB9001432A GB9001432D0 GB 9001432 D0 GB9001432 D0 GB 9001432D0 GB 909001432 A GB909001432 A GB 909001432A GB 9001432 A GB9001432 A GB 9001432A GB 9001432 D0 GB9001432 D0 GB 9001432D0
Authority
GB
United Kingdom
Prior art keywords
surgical lasers
lasers
surgical
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Withdrawn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
GB909001432A
Other versions
GB2228099A (en
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.)
MEZHOTRAS NT KOMPLEX MIKROKHIR
Original Assignee
MEZHOTRAS NT KOMPLEX MIKROKHIR
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
Priority claimed from SU894640093A external-priority patent/RU1768162C/en
Priority claimed from SU894640092A external-priority patent/RU1768161C/en
Application filed by MEZHOTRAS NT KOMPLEX MIKROKHIR filed Critical MEZHOTRAS NT KOMPLEX MIKROKHIR
Publication of GB9001432D0 publication Critical patent/GB9001432D0/en
Publication of GB2228099A publication Critical patent/GB2228099A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B23K26/073—Shaping the laser spot
    • B23K26/0734—Shaping the laser spot into an annular shape
    • 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
    • A61F9/00814—Laser features or special beam parameters therefor
    • 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
    • B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
    • 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
    • B23K26/0652—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising prisms
    • 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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/001—Axicons, waxicons, reflaxicons

Landscapes

  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (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)
GB9001432A 1989-01-20 1990-01-22 Surgical laser having an annular beam Withdrawn GB2228099A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU894640093A RU1768162C (en) 1989-01-20 1989-01-20 Laser device for surgical treatment of ametropia
SU894640092A RU1768161C (en) 1989-01-20 1989-01-20 Device for laser surgery of ametropia

Publications (2)

Publication Number Publication Date
GB9001432D0 true GB9001432D0 (en) 1990-03-21
GB2228099A GB2228099A (en) 1990-08-15

Family

ID=26666200

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9001432A Withdrawn GB2228099A (en) 1989-01-20 1990-01-22 Surgical laser having an annular beam

Country Status (7)

Country Link
JP (1) JPH02261449A (en)
CN (1) CN1044589A (en)
DE (1) DE4001434A1 (en)
FR (1) FR2641968A1 (en)
GB (1) GB2228099A (en)
HU (1) HU900200D0 (en)
IT (1) IT1238803B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4103615C2 (en) * 1991-02-07 1993-12-09 Augon Ges Fuer Die Entwicklung Device for the surgical treatment of an eye corneal surface with a laser light source
DE4232915A1 (en) * 1992-10-01 1994-04-07 Hohla Kristian Device for shaping the cornea by removing tissue
US6090100A (en) 1992-10-01 2000-07-18 Chiron Technolas Gmbh Ophthalmologische Systeme Excimer laser system for correction of vision with reduced thermal effects
JP3531199B2 (en) * 1994-02-22 2004-05-24 三菱電機株式会社 Optical transmission equipment
US5645550A (en) * 1994-04-08 1997-07-08 Chiron Technolas Gmbh Ophthalmologische System Method and apparatus for providing precise location of points on the eye
US5620436A (en) * 1994-09-22 1997-04-15 Chiron Technolas Gmbh Ophthalmologische Systeme Method and apparatus for providing precise location of points on the eye
AU4621296A (en) * 1995-01-25 1996-08-14 Chiron Technolas Gmbh Apparatus for uniformly ablating a surface
DE19533314C2 (en) * 1995-09-08 1998-05-20 Microlas Lasersystem Gmbh Imaging optics for the imaging of a light beam
EP1059873B1 (en) * 1998-03-04 2006-08-16 Visx Incorporated System for laser treatment of presbyopia
US6899707B2 (en) * 2001-01-29 2005-05-31 Intralase Corp. Applanation lens and method for ophthalmic surgical applications
DE10240033B4 (en) * 2002-08-28 2005-03-10 Jenoptik Automatisierungstech Arrangement for introducing radiant energy into a workpiece made of a weakly absorbing material
US8035901B2 (en) * 2008-04-30 2011-10-11 Corning Incorporated Laser scoring with curved trajectory
CN102200593A (en) * 2011-04-29 2011-09-28 浙江师范大学 Optical component, lighting device, method, and interferometer using device
CN107589547A (en) * 2016-07-08 2018-01-16 中国科学院大连化学物理研究所 A kind of converting means of solid light beam and annular beam
US11135772B2 (en) * 2017-05-16 2021-10-05 Dmg Mori Co., Ltd. Additive-manufacturing head and manufacturing machine
CN109048051B (en) * 2018-08-27 2020-06-26 江苏大学 Three-dimensional adjustable laser beam expanding and focusing device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3419321A (en) * 1966-02-24 1968-12-31 Lear Siegler Inc Laser optical apparatus for cutting holes
US3547526A (en) * 1967-10-26 1970-12-15 Kollsman Instr Corp Optical beam cross-section converter
US3848970A (en) * 1973-09-07 1974-11-19 Westinghouse Electric Corp Apparatus for measuring and controlling annulus diameters of images formed by a pincushion lens
US4255021A (en) * 1979-04-20 1981-03-10 The United States Of America As Represented By The United States Department Of Energy Optical device with conical input and output prism faces
EP0062517A1 (en) * 1981-04-03 1982-10-13 The Welding Institute Heat treatment of workpiece by laser
DE3425975A1 (en) * 1984-07-14 1986-01-16 Benedikt Dr.med. 8995 Sigmarszell Jean SLIT LAMP FOR VIEWING THE EYE BACKGROUND
US4623776A (en) * 1985-01-03 1986-11-18 Dow Corning Corporation Ring of light laser optics system
AU606315B2 (en) * 1985-09-12 1991-02-07 Summit Technology, Inc. Surface erosion using lasers
JPS6291913A (en) * 1985-10-18 1987-04-27 興和株式会社 Laser spot optical system
US4887592A (en) * 1987-06-02 1989-12-19 Hanspeter Loertscher Cornea laser-cutting apparatus
DD263447A1 (en) * 1987-09-02 1989-01-04 Zeiss Jena Veb Carl ARRANGEMENT FOR THE OPERATIONAL TREATMENT OF THE EYEBERRY SKIN

Also Published As

Publication number Publication date
GB2228099A (en) 1990-08-15
IT9041503A1 (en) 1991-07-19
FR2641968A1 (en) 1990-07-27
CN1044589A (en) 1990-08-15
DE4001434A1 (en) 1990-08-02
JPH02261449A (en) 1990-10-24
HU900200D0 (en) 1990-03-28
IT9041503A0 (en) 1990-01-19
IT1238803B (en) 1993-09-03

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Legal Events

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