CN115542575A - 角膜塑形镜及其设计方法 - Google Patents
角膜塑形镜及其设计方法 Download PDFInfo
- Publication number
- CN115542575A CN115542575A CN202211339552.6A CN202211339552A CN115542575A CN 115542575 A CN115542575 A CN 115542575A CN 202211339552 A CN202211339552 A CN 202211339552A CN 115542575 A CN115542575 A CN 115542575A
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- CN
- China
- Prior art keywords
- point
- cornea
- lens
- orthokeratology
- corneal
- 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.)
- Pending
Links
- 210000004087 cornea Anatomy 0.000 title claims abstract description 110
- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000007493 shaping process Methods 0.000 title claims abstract description 37
- 238000013461 design Methods 0.000 title claims abstract description 33
- 230000003287 optical effect Effects 0.000 claims abstract description 98
- 210000005252 bulbus oculi Anatomy 0.000 claims abstract description 30
- 230000003044 adaptive effect Effects 0.000 claims abstract description 4
- 238000009751 slip forming Methods 0.000 claims abstract description 4
- 210000001747 pupil Anatomy 0.000 claims description 29
- 238000012937 correction Methods 0.000 claims description 21
- 210000001508 eye Anatomy 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 26
- 230000008859 change Effects 0.000 description 14
- 239000012530 fluid Substances 0.000 description 12
- 230000004438 eyesight Effects 0.000 description 11
- 210000002919 epithelial cell Anatomy 0.000 description 9
- 208000001491 myopia Diseases 0.000 description 9
- 230000004379 myopia Effects 0.000 description 9
- 230000002265 prevention Effects 0.000 description 8
- 230000002441 reversible effect Effects 0.000 description 7
- 208000029091 Refraction disease Diseases 0.000 description 6
- 230000004430 ametropia Effects 0.000 description 6
- 208000014733 refractive error Diseases 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- PJTNSWOJMXNNFG-UHFFFAOYSA-N 8-methylnonyl 2-hydroxybenzoate Chemical compound CC(C)CCCCCCCOC(=O)C1=CC=CC=C1O PJTNSWOJMXNNFG-UHFFFAOYSA-N 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/04—Contact lenses for the eyes
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/024—Methods of designing ophthalmic lenses
- G02C7/028—Special mathematical design techniques
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Eyeglasses (AREA)
Abstract
Description
矫正光度D<sub>x</sub>(D) | 角膜顶点曲率R<sub>o</sub> | 角膜离心率e | ΔT(μm) |
-2 | 7.99 | 0.8 | 0.026 |
-2 | 7.99 | 0.7 | 0.028 |
-2 | 7.99 | 0.6 | 0.030 |
-2 | 7.8 | 0.8 | 0.025 |
-2 | 7.8 | 0.7 | 0.028 |
-2 | 7.8 | 0.6 | 0.030 |
-2 | 7.67 | 0.8 | 0.024 |
-2 | 7.67 | 0.7 | 0.028 |
-2 | 7.67 | 0.6 | 0.030 |
-3 | 7.8 | 0.8 | 0.040 |
-3 | 7.8 | 0.7 | 0.045 |
-3 | 7.8 | 0.6 | 0.048 |
-4 | 7.8 | 0.8 | 0.055 |
-4 | 7.8 | 0.7 | 0.060 |
-4 | 7.8 | 0.6 | 0.064 |
Claims (14)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202211339552.6A CN115542575A (zh) | 2022-10-26 | 2022-10-26 | 角膜塑形镜及其设计方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202211339552.6A CN115542575A (zh) | 2022-10-26 | 2022-10-26 | 角膜塑形镜及其设计方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN115542575A true CN115542575A (zh) | 2022-12-30 |
Family
ID=84719508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202211339552.6A Pending CN115542575A (zh) | 2022-10-26 | 2022-10-26 | 角膜塑形镜及其设计方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN115542575A (zh) |
-
2022
- 2022-10-26 CN CN202211339552.6A patent/CN115542575A/zh active Pending
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 201114 room E102, 1st floor, 245 Xinjun Ring Road, Minhang District, Shanghai Applicant after: Shanghai aikangte Medical Technology Co.,Ltd. Applicant after: Weishi Aikangte (Guangdong) Medical Technology Co.,Ltd. Address before: 201114 room E102, 1st floor, 245 Xinjun Ring Road, Minhang District, Shanghai Applicant before: Shanghai aikangte Medical Technology Co.,Ltd. Applicant before: Zhuhai Weishi aikangte Pharmaceutical Technology Co.,Ltd. |
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CB02 | Change of applicant information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20231211 Address after: 201114 room E102, 1st floor, 245 Xinjun Ring Road, Minhang District, Shanghai Applicant after: Shanghai aikangte Medical Technology Co.,Ltd. Address before: 201114 room E102, 1st floor, 245 Xinjun Ring Road, Minhang District, Shanghai Applicant before: Shanghai aikangte Medical Technology Co.,Ltd. Applicant before: Weishi Aikangte (Guangdong) Medical Technology Co.,Ltd. |
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TA01 | Transfer of patent application right |