CN201179271Y - 单向正压阀 - Google Patents
单向正压阀 Download PDFInfo
- Publication number
- CN201179271Y CN201179271Y CNU200820006084XU CN200820006084U CN201179271Y CN 201179271 Y CN201179271 Y CN 201179271Y CN U200820006084X U CNU200820006084X U CN U200820006084XU CN 200820006084 U CN200820006084 U CN 200820006084U CN 201179271 Y CN201179271 Y CN 201179271Y
- Authority
- CN
- China
- Prior art keywords
- valve
- valve seat
- liquid
- plunger
- valve body
- 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
- 239000007788 liquid Substances 0.000 claims abstract description 95
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 239000008280 blood Substances 0.000 abstract description 8
- 210000004369 blood Anatomy 0.000 abstract description 8
- 239000003814 drug Substances 0.000 abstract description 3
- 238000001990 intravenous administration Methods 0.000 abstract 1
- 238000010992 reflux Methods 0.000 description 5
- 230000023555 blood coagulation Effects 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 208000007536 Thrombosis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- 229920000669 heparin Polymers 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820006084XU CN201179271Y (zh) | 2008-01-31 | 2008-01-31 | 单向正压阀 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820006084XU CN201179271Y (zh) | 2008-01-31 | 2008-01-31 | 单向正压阀 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201179271Y true CN201179271Y (zh) | 2009-01-14 |
Family
ID=40248773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820006084XU Expired - Lifetime CN201179271Y (zh) | 2008-01-31 | 2008-01-31 | 单向正压阀 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201179271Y (zh) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102526871A (zh) * | 2010-12-13 | 2012-07-04 | 美舒医疗器械贸易(上海)有限公司 | 单向正压阀 |
| CN106730316A (zh) * | 2016-12-28 | 2017-05-31 | 苏州科技城医院 | 输液用防逆流多通管 |
| CN109999264A (zh) * | 2019-04-26 | 2019-07-12 | 台州安融医疗器械有限公司 | 医用单向正压三叉 |
| CN117563122A (zh) * | 2023-12-21 | 2024-02-20 | 燕山大学 | 用于血液系统的控压阀及其压力调节方法 |
-
2008
- 2008-01-31 CN CNU200820006084XU patent/CN201179271Y/zh not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102526871A (zh) * | 2010-12-13 | 2012-07-04 | 美舒医疗器械贸易(上海)有限公司 | 单向正压阀 |
| CN106730316A (zh) * | 2016-12-28 | 2017-05-31 | 苏州科技城医院 | 输液用防逆流多通管 |
| CN106730316B (zh) * | 2016-12-28 | 2022-12-13 | 苏州科技城医院 | 输液用防逆流多通管 |
| CN109999264A (zh) * | 2019-04-26 | 2019-07-12 | 台州安融医疗器械有限公司 | 医用单向正压三叉 |
| CN109999264B (zh) * | 2019-04-26 | 2023-11-03 | 台州安融医疗器械有限公司 | 医用单向正压三叉 |
| CN117563122A (zh) * | 2023-12-21 | 2024-02-20 | 燕山大学 | 用于血液系统的控压阀及其压力调节方法 |
| CN117563122B (zh) * | 2023-12-21 | 2024-07-09 | 燕山大学 | 用于血液系统的控压阀及其压力调节方法 |
| US12465732B2 (en) | 2023-12-21 | 2025-11-11 | Yanshan University | Pressure control valve for blood system and its pressure regulation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI MEIHUA MEDICAL INSTRUMENTS CO., LTD. Free format text: FORMER OWNER: AMSINO MEDICAL GROUP HOLDINGS LIMITED Effective date: 20090918 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090918 Address after: Shanghai Jiading District Jiangqiao town Huajiang Road 668 Lane No. 5, zip code: 201803 Patentee after: Shanghai Meihua Medical Equipment Co., Ltd. Address before: Cayman Islands, Grand Cayman, postcode: Patentee before: AMSINO Medical Group Holding Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: MEIXIN MEDICAL EQUIPMENT (SHANGHAI) CO., LTD. Free format text: FORMER OWNER: SHANGHAI MEIHUA MEDICAL EQUIPMENT CO., LTD. Effective date: 20141014 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201803 JIADING, SHANGHAI TO: 201613 SONGJIANG, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141014 Address after: 201613 Shanghai City, Songjiang Export Processing Zone No. 355 Hua Tetsuro Patentee after: Amsino Healthcare (Shanghai) Co., Ltd. Address before: Jiading District Jiangqiao town 201803 Shanghai Huajiang Road 668 Lane No. 5 Patentee before: Shanghai Meihua Medical Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090114 |