CN108404258B - 一种注射速度稳定的注射器 - Google Patents
一种注射速度稳定的注射器 Download PDFInfo
- Publication number
- CN108404258B CN108404258B CN201810187453.8A CN201810187453A CN108404258B CN 108404258 B CN108404258 B CN 108404258B CN 201810187453 A CN201810187453 A CN 201810187453A CN 108404258 B CN108404258 B CN 108404258B
- Authority
- CN
- China
- Prior art keywords
- push rod
- disc
- inner cavity
- sleeve
- cam
- 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
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31501—Means for blocking or restricting the movement of the rod or piston
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810187453.8A CN108404258B (zh) | 2018-03-07 | 2018-03-07 | 一种注射速度稳定的注射器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810187453.8A CN108404258B (zh) | 2018-03-07 | 2018-03-07 | 一种注射速度稳定的注射器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108404258A CN108404258A (zh) | 2018-08-17 |
CN108404258B true CN108404258B (zh) | 2021-04-23 |
Family
ID=63130497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810187453.8A Expired - Fee Related CN108404258B (zh) | 2018-03-07 | 2018-03-07 | 一种注射速度稳定的注射器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108404258B (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1456717A (en) * | 1921-04-07 | 1923-05-29 | Arthur E Smith | Hypodermic syringe |
CN105492047A (zh) * | 2013-07-10 | 2016-04-13 | 拜耳医疗保健股份有限公司 | 用于活塞和注射器接口的真空系统 |
CN107206171A (zh) * | 2015-01-28 | 2017-09-26 | 诺和诺德股份有限公司 | 用于注射装置的活塞杆驱动器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2014493A (en) * | 1931-12-15 | 1935-09-17 | Eisele Logan | Hypodermic syringe plunger retarding means |
SE9901366D0 (sv) * | 1999-04-16 | 1999-04-16 | Pharmacia & Upjohn Ab | Injector device and method for its operation |
US6663602B2 (en) * | 2000-06-16 | 2003-12-16 | Novo Nordisk A/S | Injection device |
DE102008011881A1 (de) * | 2008-02-29 | 2009-09-10 | Tecpharma Licensing Ag | Leerschießgeschwindigkeitsbegrenzungsbremse |
CN201453773U (zh) * | 2009-08-04 | 2010-05-12 | 侯涛 | 血浆专用注射器 |
CN205307517U (zh) * | 2015-12-03 | 2016-06-15 | 张静 | 一种推动速度更加均匀的注射器 |
CN206081232U (zh) * | 2016-07-15 | 2017-04-12 | 南阳医学高等专科学校第一附属医院 | 一种高精度麻醉注射器 |
-
2018
- 2018-03-07 CN CN201810187453.8A patent/CN108404258B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1456717A (en) * | 1921-04-07 | 1923-05-29 | Arthur E Smith | Hypodermic syringe |
CN105492047A (zh) * | 2013-07-10 | 2016-04-13 | 拜耳医疗保健股份有限公司 | 用于活塞和注射器接口的真空系统 |
CN107206171A (zh) * | 2015-01-28 | 2017-09-26 | 诺和诺德股份有限公司 | 用于注射装置的活塞杆驱动器 |
Also Published As
Publication number | Publication date |
---|---|
CN108404258A (zh) | 2018-08-17 |
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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: Liu Wenyi Inventor after: Shao Cuihua Inventor after: Xu Min Inventor after: Liang Nan Inventor before: Liang Nan |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210329 Address after: 266000 No. 16, Jiangsu Road, Qingdao, Shandong Applicant after: THE AFFILIATED HOSPITAL OF QINGDAO University Address before: 450002 No. 6 Dongfeng Road, Henan, Zhengzhou Applicant before: Liang Nan |
|
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: 20210423 |