JPH0753167B2 - 非正視症の外科的治療装置 - Google Patents
非正視症の外科的治療装置Info
- Publication number
- JPH0753167B2 JPH0753167B2 JP2034017A JP3401790A JPH0753167B2 JP H0753167 B2 JPH0753167 B2 JP H0753167B2 JP 2034017 A JP2034017 A JP 2034017A JP 3401790 A JP3401790 A JP 3401790A JP H0753167 B2 JPH0753167 B2 JP H0753167B2
- Authority
- JP
- Japan
- Prior art keywords
- laser
- waveguide
- ray
- energy density
- 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.)
- Expired - Lifetime
Links
- 238000001356 surgical procedure Methods 0.000 title claims description 20
- 230000005855 radiation Effects 0.000 claims description 56
- 238000009826 distribution Methods 0.000 claims description 27
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000009827 uniform distribution Methods 0.000 claims description 12
- 230000036040 emmetropia Effects 0.000 claims description 3
- 201000009310 astigmatism Diseases 0.000 claims 1
- 208000014733 refractive error Diseases 0.000 description 9
- 208000029091 Refraction disease Diseases 0.000 description 7
- 230000004430 ametropia Effects 0.000 description 7
- 210000004087 cornea Anatomy 0.000 description 5
- 238000012935 Averaging Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 241001358279 Malaya Species 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004424 eye movement Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 238000013532 laser treatment Methods 0.000 description 1
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 description 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 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
-
- 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)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4647693 | 1989-02-17 | ||
SU4647693 | 1989-02-17 | ||
SU4647694 | 1989-02-17 | ||
SU4647694 | 1989-02-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02252453A JPH02252453A (ja) | 1990-10-11 |
JPH0753167B2 true JPH0753167B2 (ja) | 1995-06-07 |
Family
ID=26666202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2034017A Expired - Lifetime JPH0753167B2 (ja) | 1989-02-17 | 1990-02-16 | 非正視症の外科的治療装置 |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPH0753167B2 (fr) |
CN (1) | CN1045227A (fr) |
DE (1) | DE4004423C2 (fr) |
FR (1) | FR2643258A1 (fr) |
GB (1) | GB2228344A (fr) |
HU (1) | HU900836D0 (fr) |
IT (1) | IT1238825B (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU647533B2 (en) * | 1990-10-16 | 1994-03-24 | Summit Technology, Inc. | Laser thermokeratoplasty methods and apparatus |
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 |
US5303084A (en) * | 1991-08-27 | 1994-04-12 | 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 |
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 |
FR2739982B1 (fr) * | 1995-08-21 | 1998-02-06 | Quantel | Dispositif pour la conformation avec homogeneisation de la repartition spatiale transverse d'intensite, d'un faisceau laser |
FR2738082B1 (fr) * | 1995-08-21 | 1997-10-17 | Quantel | Dispositif pour la conformation avec homogeneisation de la repartition spatiale transverse d'intensite, d'un faisceau laser |
JP4663047B2 (ja) | 1998-07-13 | 2011-03-30 | 株式会社半導体エネルギー研究所 | レーザー照射装置及び半導体装置の作製方法 |
US6887233B2 (en) * | 2001-03-22 | 2005-05-03 | Lumenis, Inc. | Scanning laser handpiece with shaped output beam |
WO2003005103A1 (fr) * | 2001-07-05 | 2003-01-16 | Hentze-Lissotschenko Patentverwaltungs Gmbh & Co. Kg | Element de focalisation du faisceau d'une barrette de diodes laser |
EP1354573A1 (fr) | 2002-04-08 | 2003-10-22 | Lumenis Inc. | Dispositif et méthode d'illumination uniforme |
GB2395289A (en) * | 2002-11-11 | 2004-05-19 | Qinetiq Ltd | Structured light generator |
US7926994B2 (en) * | 2008-01-16 | 2011-04-19 | Christie Digital Systems Usa, Inc. | Uniform light production system and apparatus |
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 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3467098A (en) * | 1967-03-24 | 1969-09-16 | Becton Dickinson Co | Flexible conduit for laser surgery |
GB1179349A (en) * | 1967-09-13 | 1970-01-28 | American Optical Corp | Improvements in or relating to Optical Systems |
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 |
GB2180363B (en) * | 1985-09-13 | 1989-09-06 | Stc Plc | Beam homogeniser |
US4744615A (en) * | 1986-01-29 | 1988-05-17 | International Business Machines Corporation | Laser beam homogenizer |
JPS62299263A (ja) * | 1986-06-20 | 1987-12-26 | 株式会社 ニデツク | 角膜手術装置 |
EP0282593B1 (fr) * | 1986-07-08 | 1993-09-15 | Kabushiki Kaisha Komatsu Seisakusho | Appareil formant un faisceau laser |
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 (fr) * | 1987-02-02 | 1988-08-31 | Taunton Technologies, Inc. | Appareil pour la correction de la courbure de la cornée |
JPS63289523A (ja) * | 1987-05-22 | 1988-11-28 | Canon Inc | 光束走査装置 |
-
1990
- 1990-02-13 DE DE4004423A patent/DE4004423C2/de not_active Expired - Fee Related
- 1990-02-15 GB GB9003449A patent/GB2228344A/en not_active Withdrawn
- 1990-02-16 JP JP2034017A patent/JPH0753167B2/ja not_active Expired - Lifetime
- 1990-02-16 CN CN90101400.1A patent/CN1045227A/zh active Pending
- 1990-02-16 IT IT41529A patent/IT1238825B/it active IP Right Grant
- 1990-02-16 FR FR9001923A patent/FR2643258A1/fr active Pending
- 1990-02-16 HU HU90836A patent/HU900836D0/hu unknown
Also Published As
Publication number | Publication date |
---|---|
GB9003449D0 (en) | 1990-04-11 |
CN1045227A (zh) | 1990-09-12 |
IT9041529A0 (it) | 1990-02-16 |
DE4004423C2 (de) | 1998-05-14 |
JPH02252453A (ja) | 1990-10-11 |
GB2228344A (en) | 1990-08-22 |
IT9041529A1 (it) | 1991-08-16 |
IT1238825B (it) | 1993-09-03 |
HU900836D0 (en) | 1990-04-28 |
DE4004423A1 (de) | 1990-08-30 |
FR2643258A1 (fr) | 1990-08-24 |
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