KR100228043B1 - 원통형 및 구형을 조합한 안구교정용장치 및 교정방법 - Google Patents
원통형 및 구형을 조합한 안구교정용장치 및 교정방법 Download PDFInfo
- Publication number
- KR100228043B1 KR100228043B1 KR1019920014394A KR920014394A KR100228043B1 KR 100228043 B1 KR100228043 B1 KR 100228043B1 KR 1019920014394 A KR1019920014394 A KR 1019920014394A KR 920014394 A KR920014394 A KR 920014394A KR 100228043 B1 KR100228043 B1 KR 100228043B1
- Authority
- KR
- South Korea
- Prior art keywords
- ablation
- astigmatism
- variable
- laser beam
- cylindrical
- 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 - Fee Related
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Classifications
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- 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
-
- 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
-
- 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
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Optics & Photonics (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Laser Surgery Devices (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Eye Examination Apparatus (AREA)
- Rehabilitation Tools (AREA)
Abstract
Description
Claims (10)
- 선택적인 자외선방사와 그에 따르는 기질내로의 깊이 침투를 행하여 각막조직의 체적적제거로 각막면의 광분해 절제를 행하여 안구의 근시구상 이상과 난시 원통상 이상을 동시에 교정하는 장치에 있어서, 방사빔을 발생하는 레이저빔수단, 방사빔의 광로에 삽입하는 가변구멍요소 및 상기 가변구멍요소가 방사선빔을 변조시켜 원환상 절제를 행하게 하는 변조수단을 구비한 안구의 근시구상이상과 난시원통상 이상을 동시에 교정하는 장치.
- 제1항에 있어서, 상기 가변구멍요소가 가변폭의 슬릿과 가변직경의 구멍을 포함하는 안구의 근시구상이상과 난시 원통상 이상을 동시에 교정하는 장치.
- 제2항에 있어서, 상기 변조수단이 상기 슬릿폭을 최소치로부터 최대치로 변화시키고 상기 구멍의 직경을 최대치로부터 최소치로 변화시키는 수단을 포함하는 안구의 근시구상이상과 난시 원통상 이상을 동시에 교정하는 장치.
- 제2항에 있어서, 상기 변조수단이 상기 슬릿폭을 최대치로 부터 최소치로 변화시키고 상기 구멍의 직경을 최소치로부터 최대치로 변화시키는 수단을 포함하는 안구의 근시구상 이상과 난시 원통상 이상을 동시에 교정하는 장치.
- 제1항에 있어서, 상기 변조수단이 가변치수의 타원상 절제 프로파일을 생성하는 안구의 근시구상이상과 난시 원통상 이상을 동시에 교정하는 장치.
- 제1항에 있어서, 상기 가변구멍요소에 복수의 원형구멍이 설비되고 상기 변조수단이 레이저빔을 상기 가변구멍요소에 각지워 향하게 하는 수단과 레이저빔의 광로에 상이한 원형구멍을 바꾸어 위치시키는 수단을 포함하는 안구의 근시구상 이상과 난시 원통상 이상을 동시에 교정하는 장치.
- 근시 및 난시 광학성질을 갖는 초기의 구상 및 원통상 만곡을 교정개선된 광학성질을 갖는 만곡으로 안구의 각막전면을 바꾸는 장치에 있어서, 그 장치가 자외선 방사빔을 발생하는 레이저수단, 상기 방사빔의 광로에 배치되는 가변구멍요소 및 각막면을 노출시켜 자외선빔이 가변구멍요소를 통과하게 하여 기질내로 침투시켜 각막의 전면이 상기 교정된 만곡의 특징을 갖는 침투 깊이와 프로파일로 실질적으로 동시적인 구상 및 원통상 체적적 조각제거를 하는 광분해에 의해서 각막의 노출면을 선택적으로 절제하는 수단을 포함하는 안구의 각막전면을 바꾸는 장치.
- 제7항에 있어서, 상기 가변구멍요소가 가변폭의 슬릿과 가변직경의 구멍을 포함하는 안구의 각막 전면을 바꾸는 장치.
- 안구의 근시이상과 난시이상을 동시에 교정하는 장치에 있어서, 그 장치가 레이저빔을 발생하는 수단, 안구의 각막의 노출면으로의 레이저빔 투사수준을 각막의 기질로의 예정된 최대절제깊이의 일부분인 단위시간당 각막조직절제가 되도록 레이저빔 강도를 조정하는 수단 및 시간 함수로서 원형영역 및 4각형영역범위의 제어된 프로그램으로 기질의 선택적 조각절제과정에 있어서 각막조직의 체적적 제거에 의해 노출면의 만곡을 제한정하도록 각막의 노출면에 레이저빔을 향하게 하는 수단을 포함하는 안구의 근시구상이상과 난시 원통상 이상을 동시에 교정하는 장치.
- 제9항에 있어서, 상기 레이저빔을 향하게 하는 수단이 기질의 원환상 절제를 행하기 위하여 구멍 및 슬릿과 상기 구멍의 직경과 슬릿의 폭을 변화시키는 수단을 포함하는 안구의 근시구상이상과 난시 원통상 이상을 동시에 교정하는 장치.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74644691A | 1991-08-16 | 1991-08-16 | |
| US7/746,446 | 1991-08-16 | ||
| US07/746,446 | 1991-08-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR930003881A KR930003881A (ko) | 1993-03-22 |
| KR100228043B1 true KR100228043B1 (ko) | 1999-11-01 |
Family
ID=25000876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019920014394A Expired - Fee Related KR100228043B1 (ko) | 1991-08-16 | 1992-08-11 | 원통형 및 구형을 조합한 안구교정용장치 및 교정방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US5713892A (ko) |
| EP (1) | EP0529822B1 (ko) |
| JP (1) | JPH06209965A (ko) |
| KR (1) | KR100228043B1 (ko) |
| AT (1) | ATE192321T1 (ko) |
| CA (1) | CA2073802C (ko) |
| DE (1) | DE69230986T2 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100842778B1 (ko) | 1999-12-23 | 2008-07-02 | 빅스 인코포레이티드 | 시력 교정용 광학적 피드백 시스템 |
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- 1992-08-03 AT AT92307055T patent/ATE192321T1/de not_active IP Right Cessation
- 1992-08-03 DE DE69230986T patent/DE69230986T2/de not_active Expired - Lifetime
- 1992-08-11 KR KR1019920014394A patent/KR100228043B1/ko not_active Expired - Fee Related
- 1992-08-14 JP JP4237639A patent/JPH06209965A/ja active Pending
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1993
- 1993-10-15 US US08/138,552 patent/US5713892A/en not_active Expired - Lifetime
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100842778B1 (ko) | 1999-12-23 | 2008-07-02 | 빅스 인코포레이티드 | 시력 교정용 광학적 피드백 시스템 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0529822A1 (en) | 1993-03-03 |
| CA2073802C (en) | 2003-04-01 |
| JPH06209965A (ja) | 1994-08-02 |
| DE69230986T2 (de) | 2000-10-05 |
| US5713892A (en) | 1998-02-03 |
| EP0529822B1 (en) | 2000-05-03 |
| DE69230986D1 (de) | 2000-06-08 |
| KR930003881A (ko) | 1993-03-22 |
| US6056740A (en) | 2000-05-02 |
| CA2073802A1 (en) | 1993-02-17 |
| ATE192321T1 (de) | 2000-05-15 |
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