CN109171635A - 一种眼科双向视力表 - Google Patents
一种眼科双向视力表 Download PDFInfo
- Publication number
- CN109171635A CN109171635A CN201811120824.7A CN201811120824A CN109171635A CN 109171635 A CN109171635 A CN 109171635A CN 201811120824 A CN201811120824 A CN 201811120824A CN 109171635 A CN109171635 A CN 109171635A
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- visual chart
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- 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.)
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/028—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters
- A61B3/032—Devices for presenting test symbols or characters, e.g. test chart projectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0016—Operational features thereof
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Eye Examination Apparatus (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811120824.7A CN109171635B (zh) | 2018-09-26 | 2018-09-26 | 一种眼科双向视力表 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811120824.7A CN109171635B (zh) | 2018-09-26 | 2018-09-26 | 一种眼科双向视力表 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109171635A true CN109171635A (zh) | 2019-01-11 |
CN109171635B CN109171635B (zh) | 2020-12-15 |
Family
ID=64906193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811120824.7A Expired - Fee Related CN109171635B (zh) | 2018-09-26 | 2018-09-26 | 一种眼科双向视力表 |
Country Status (1)
Country | Link |
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CN (1) | CN109171635B (zh) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2172089Y (zh) * | 1993-04-17 | 1994-07-20 | 刘玉珉 | 多功能视力测试表箱 |
CN2181560Y (zh) * | 1993-09-23 | 1994-11-02 | 陈启良 | 卷门用螺旋扭转弹簧卷帘装置 |
US5801809A (en) * | 1996-11-06 | 1998-09-01 | Husain; Abbas M. | Eye chart with color vision screening |
CN2435506Y (zh) * | 2000-05-09 | 2001-06-20 | 贾向海 | 无铰链整体结构卷帘门 |
CN202151356U (zh) * | 2011-06-17 | 2012-02-29 | 郭永胜 | 一种双面可转动的视力表灯箱 |
CN205458595U (zh) * | 2016-02-24 | 2016-08-17 | 范松涛 | 一种新型眼科测视力设备 |
CN106859587A (zh) * | 2017-03-08 | 2017-06-20 | 苏州科技大学 | 一种卷轴多面视力表 |
CN108478183A (zh) * | 2018-04-19 | 2018-09-04 | 赖文豪 | 一种眼科用方便移动的视力测试设备 |
-
2018
- 2018-09-26 CN CN201811120824.7A patent/CN109171635B/zh not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2172089Y (zh) * | 1993-04-17 | 1994-07-20 | 刘玉珉 | 多功能视力测试表箱 |
CN2181560Y (zh) * | 1993-09-23 | 1994-11-02 | 陈启良 | 卷门用螺旋扭转弹簧卷帘装置 |
US5801809A (en) * | 1996-11-06 | 1998-09-01 | Husain; Abbas M. | Eye chart with color vision screening |
CN2435506Y (zh) * | 2000-05-09 | 2001-06-20 | 贾向海 | 无铰链整体结构卷帘门 |
CN202151356U (zh) * | 2011-06-17 | 2012-02-29 | 郭永胜 | 一种双面可转动的视力表灯箱 |
CN205458595U (zh) * | 2016-02-24 | 2016-08-17 | 范松涛 | 一种新型眼科测视力设备 |
CN106859587A (zh) * | 2017-03-08 | 2017-06-20 | 苏州科技大学 | 一种卷轴多面视力表 |
CN108478183A (zh) * | 2018-04-19 | 2018-09-04 | 赖文豪 | 一种眼科用方便移动的视力测试设备 |
Also Published As
Publication number | Publication date |
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CN109171635B (zh) | 2020-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Kong Xiangfeng Inventor after: Qin Jinfeng Inventor before: Qin Jinfeng |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20201126 Address after: Thousand eye Springs Road No. 59, Zoucheng City People's Hospital of Shandong Province, Jining City, Zoucheng City, 273500 Applicant after: Kong Xiangfeng Address before: 210046 Room 3008, 3rd floor, 08 Jingang Kechuang Center, 108 Ganjiabian East, Yaohua Street, Qixia District, Nanjing, Jiangsu Province Applicant before: Qin Jinfeng |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 Termination date: 20210926 |