CA2319122C - Laser delivery system and method with diffractive optic beam integration - Google Patents
Laser delivery system and method with diffractive optic beam integration Download PDFInfo
- Publication number
- CA2319122C CA2319122C CA002319122A CA2319122A CA2319122C CA 2319122 C CA2319122 C CA 2319122C CA 002319122 A CA002319122 A CA 002319122A CA 2319122 A CA2319122 A CA 2319122A CA 2319122 C CA2319122 C CA 2319122C
- Authority
- CA
- Canada
- Prior art keywords
- nonuniform
- laser system
- laser
- spatially integrated
- excimer
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 59
- 230000010354 integration Effects 0.000 title claims abstract description 44
- 238000009826 distribution Methods 0.000 claims abstract description 55
- 238000003384 imaging method Methods 0.000 claims abstract description 10
- 230000001131 transforming effect Effects 0.000 claims abstract description 5
- 238000011282 treatment Methods 0.000 claims description 27
- 238000002679 ablation Methods 0.000 claims description 26
- 210000004087 cornea Anatomy 0.000 claims description 25
- 230000002123 temporal effect Effects 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 230000002745 absorbent Effects 0.000 claims description 4
- 239000002250 absorbent Substances 0.000 claims description 4
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 2
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 2
- 239000005350 fused silica glass Substances 0.000 claims description 2
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims description 2
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000010453 quartz Substances 0.000 claims description 2
- 229910052594 sapphire Inorganic materials 0.000 claims description 2
- 239000010980 sapphire Substances 0.000 claims description 2
- 239000012780 transparent material Substances 0.000 claims 2
- 210000001519 tissue Anatomy 0.000 description 25
- 230000003287 optical effect Effects 0.000 description 14
- 238000001356 surgical procedure Methods 0.000 description 11
- 238000002430 laser surgery Methods 0.000 description 10
- ISQINHMJILFLAQ-UHFFFAOYSA-N argon hydrofluoride Chemical compound F.[Ar] ISQINHMJILFLAQ-UHFFFAOYSA-N 0.000 description 8
- 201000009310 astigmatism Diseases 0.000 description 6
- 210000000981 epithelium Anatomy 0.000 description 3
- 238000013532 laser treatment Methods 0.000 description 3
- 208000001491 myopia Diseases 0.000 description 3
- 230000004379 myopia Effects 0.000 description 3
- 208000014733 refractive error Diseases 0.000 description 3
- 206010020675 Hypermetropia Diseases 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 201000006318 hyperopia Diseases 0.000 description 2
- 230000004305 hyperopia Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000006117 anti-reflective coating Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
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
-
- 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
- A61F9/00817—Beam shaping with masks
-
- 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
-
- 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
- G02B27/0944—Diffractive optical elements, e.g. gratings, holograms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/005—Optical 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical 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
- A61B18/201—Surgical 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
-
- 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
- A61F2009/00844—Feedback systems
-
- 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)
- 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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1584198A | 1998-01-29 | 1998-01-29 | |
| US09/015,841 | 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 |
|---|---|
| CA2319122A1 CA2319122A1 (en) | 1999-08-05 |
| CA2319122C true CA2319122C (en) | 2004-06-01 |
Family
ID=21773938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002319122A Expired - Lifetime CA2319122C (en) | 1998-01-29 | 1999-01-20 | Laser delivery system and method with diffractive optic beam integration |
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)
| 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)
| 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 |
-
1999
- 1999-01-20 AU AU25604/99A patent/AU2560499A/en not_active Abandoned
- 1999-01-20 JP JP2000529773A patent/JP4302885B2/ja not_active Expired - Lifetime
- 1999-01-20 DE DE69924358T patent/DE69924358T2/de not_active Expired - Lifetime
- 1999-01-20 CA CA002319122A patent/CA2319122C/en not_active Expired - Lifetime
- 1999-01-20 AT AT99905449T patent/ATE291787T1/de not_active IP Right Cessation
- 1999-01-20 EP EP99905449A patent/EP1051781B1/en not_active Expired - Lifetime
- 1999-01-20 WO PCT/US1999/001281 patent/WO1999039410A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002502062A (ja) | 2002-01-22 |
| ATE291787T1 (de) | 2005-04-15 |
| EP1051781B1 (en) | 2005-03-23 |
| JP4302885B2 (ja) | 2009-07-29 |
| DE69924358T2 (de) | 2006-01-19 |
| 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 |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20190121 |