AT76984T - Means for generating a laser beam spot adjustable size. - Google Patents

Means for generating a laser beam spot adjustable size.

Info

Publication number
AT76984T
AT76984T AT86905214T AT86905214T AT76984T AT 76984 T AT76984 T AT 76984T AT 86905214 T AT86905214 T AT 86905214T AT 86905214 T AT86905214 T AT 86905214T AT 76984 T AT76984 T AT 76984T
Authority
AT
Austria
Prior art keywords
generating
means
laser beam
beam spot
adjustable size
Prior art date
Application number
AT86905214T
Other languages
German (de)
Inventor
Werner Reis
Werner Bisle
Original Assignee
Rodenstock Instr
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 to DE19853532464 priority Critical patent/DE3532464A1/en
Priority to DE19863608242 priority patent/DE3608242A1/en
Application filed by Rodenstock Instr filed Critical Rodenstock Instr
Priority to PCT/DE1986/000360 priority patent/WO1987001819A2/en
Priority to EP86905214A priority patent/EP0236377B1/en
Publication of AT76984T publication Critical patent/AT76984T/en

Links

Classifications

    • 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
    • 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
    • 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
    • A61F9/00821Methods or devices for eye surgery using laser for coagulation
    • 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
    • B23K26/035Aligning the laser beam
    • 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
    • A61B2018/2035Beam shaping or redirecting; Optical components therefor
    • A61B2018/20351Scanning mechanisms
    • 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
    • A61B2018/2035Beam shaping or redirecting; Optical components therefor
    • A61B2018/20351Scanning mechanisms
    • A61B2018/20355Special scanning path or conditions, e.g. spiral, raster or providing spot overlap
    • 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
    • A61B2018/2035Beam shaping or redirecting; Optical components therefor
    • A61B2018/20351Scanning mechanisms
    • A61B2018/20359Scanning mechanisms by movable mirrors, e.g. galvanometric
    • 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
    • A61B18/22Surgical 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 the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A61B2018/2205Characteristics of fibres
    • A61B2018/2211Plurality of fibres
    • 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
    • A61F2009/00863Retina
    • 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
    • A61F2009/00897Scanning mechanisms or algorithms
AT86905214T 1985-09-11 1986-09-11 Means for generating a laser beam spot adjustable size. AT76984T (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19853532464 DE3532464A1 (en) 1985-09-11 1985-09-11 Method and device for producing a laser-beam spot of adjustable size
DE19863608242 DE3608242A1 (en) 1986-03-12 1986-03-12 Method and apparatus for producing a laser-beam spot of adjustable size (II)
PCT/DE1986/000360 WO1987001819A2 (en) 1985-09-11 1986-09-11 Device for generating a laser spot of controllable size
EP86905214A EP0236377B1 (en) 1985-09-11 1986-09-11 Device for generating a laser spot of controllable size

Publications (1)

Publication Number Publication Date
AT76984T true AT76984T (en) 1992-06-15

Family

ID=25835889

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86905214T AT76984T (en) 1985-09-11 1986-09-11 Means for generating a laser beam spot adjustable size.

Country Status (5)

Country Link
US (1) US4887019A (en)
EP (1) EP0236377B1 (en)
AT (1) AT76984T (en)
DE (1) DE3685577D1 (en)
WO (1) WO1987001819A2 (en)

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US5210398A (en) * 1991-06-14 1993-05-11 Symbol Technologies, Inc. Optical scanner with extended depth of focus
CA2141577A1 (en) * 1992-08-03 1994-02-17 David R. Hennings Method and apparatus for exposing a human eye to a controlled pattern of radiation spots
US6090100A (en) * 1992-10-01 2000-07-18 Chiron Technolas Gmbh Ophthalmologische Systeme Excimer laser system for correction of vision with reduced thermal effects
DE4232915A1 (en) * 1992-10-01 1994-04-07 Hohla Kristian An apparatus for shaping the cornea by removing tissue
JP3060813B2 (en) * 1993-12-28 2000-07-10 トヨタ自動車株式会社 The laser processing apparatus
US5733278A (en) * 1994-11-30 1998-03-31 Laser Industries Limited Method and apparatus for hair transplantation using a scanning continuous-working CO2 laser
US5743902A (en) 1995-01-23 1998-04-28 Coherent, Inc. Hand-held laser scanner
US7655002B2 (en) 1996-03-21 2010-02-02 Second Sight Laser Technologies, Inc. Lenticular refractive surgery of presbyopia, other refractive errors, and cataract retardation
JPH1170121A (en) * 1997-08-29 1999-03-16 Nidek Co Ltd Laser treatment device
US20010016732A1 (en) * 1998-02-03 2001-08-23 James L. Hobart Dual mode laser delivery system providing controllable depth of tissue ablation and corresponding controllable depth of coagulation
US6575964B1 (en) 1998-02-03 2003-06-10 Sciton, Inc. Selective aperture for laser delivery system for providing incision, tissue ablation and coagulation
US6149643A (en) * 1998-09-04 2000-11-21 Sunrise Technologies International, Inc. Method and apparatus for exposing a human eye to a controlled pattern of radiation
DE19914914B4 (en) * 1999-04-01 2016-10-06 Carl Zeiss Meditec Ag Method and arrangement for the targeted application of a therapy beam, in particular for the treatment of diseased areas in the eye
US6488676B1 (en) * 1999-09-24 2002-12-03 Visx, Incorporated Two-pivot scanning for laser eye surgery
US6494878B1 (en) * 2000-05-12 2002-12-17 Ceramoptec Industries, Inc. System and method for accurate optical treatment of an eye's fundus
US6743221B1 (en) 2001-03-13 2004-06-01 James L. Hobart Laser system and method for treatment of biological tissues
US6770069B1 (en) 2001-06-22 2004-08-03 Sciton, Inc. Laser applicator
US6610050B2 (en) * 2001-07-27 2003-08-26 20/10 Perfect Vision, Optische Geraete Gmbh Laser beam delivery system with multiple focal points
JP3093815U (en) * 2002-03-20 2003-05-23 台達電子工業股▲ふん▼有限公司 Optical element
US7618415B2 (en) * 2004-04-09 2009-11-17 Technolas Perfect Vision Gmbh Beam steering system for corneal laser surgery
DE102004018628A1 (en) * 2004-04-16 2005-11-03 Carl Zeiss Meditec Ag Device and method for the detection of eye movements
US7892225B2 (en) * 2004-12-17 2011-02-22 Technolas Perfect Vision Gmbh Devices and methods for separating layers of materials having different ablation thresholds
US7679029B2 (en) * 2005-10-28 2010-03-16 Cymer, Inc. Systems and methods to shape laser light as a line beam for interaction with a substrate having surface variations
US9150450B2 (en) * 2005-12-06 2015-10-06 Corning Incorporated System and method for frit sealing glass packages
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
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
US20070173794A1 (en) 2006-01-20 2007-07-26 Frey Rudolph W System and method for treating the structure of the human lens with a laser
US9889043B2 (en) 2006-01-20 2018-02-13 Lensar, Inc. System and apparatus for delivering a laser beam to the lens of an eye
US8500723B2 (en) 2008-07-25 2013-08-06 Lensar, Inc. Liquid filled index matching device for ophthalmic laser procedures
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
JP2013500086A (en) 2009-07-24 2013-01-07 レンサー, インク.Lensar, Inc. System and method for performing a procedure using LADAR on an eye lens
EP2456384A4 (en) 2009-07-24 2013-01-16 Lensar Inc System and method for providing laser shot patterns to the lens of an eye
US8617146B2 (en) 2009-07-24 2013-12-31 Lensar, Inc. Laser system and method for correction of induced astigmatism
US8758332B2 (en) 2009-07-24 2014-06-24 Lensar, Inc. Laser system and method for performing and sealing corneal incisions in the eye
US8382745B2 (en) 2009-07-24 2013-02-26 Lensar, Inc. Laser system and method for astigmatic corrections in association with cataract treatment
EP2531089A4 (en) 2010-02-01 2018-01-03 LENSAR, Inc. Purkinjie image-based alignment of suction ring in ophthalmic applications
USD695408S1 (en) 2010-10-15 2013-12-10 Lensar, Inc. Laser system for treatment of the eye
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US8801186B2 (en) 2010-10-15 2014-08-12 Lensar, Inc. System and method of scan controlled illumination of structures within an eye
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Also Published As

Publication number Publication date
EP0236377A1 (en) 1987-09-16
EP0236377B1 (en) 1992-06-03
DE3685577D1 (en) 1992-07-09
US4887019A (en) 1989-12-12
WO1987001819A3 (en) 1987-04-23
WO1987001819A2 (en) 1987-03-26

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