CN102091378A - Retaining needle capable of being closed by virtue of positive pressure and displaying blood back - Google Patents
Retaining needle capable of being closed by virtue of positive pressure and displaying blood back Download PDFInfo
- Publication number
- CN102091378A CN102091378A CN 201110038953 CN201110038953A CN102091378A CN 102091378 A CN102091378 A CN 102091378A CN 201110038953 CN201110038953 CN 201110038953 CN 201110038953 A CN201110038953 A CN 201110038953A CN 102091378 A CN102091378 A CN 102091378A
- Authority
- CN
- China
- Prior art keywords
- malleation
- elastica
- blood back
- remaining needle
- switch
- 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.)
- Granted
Links
- 239000008280 blood Substances 0.000 title claims abstract description 29
- 210000004369 blood Anatomy 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 21
- 238000007906 compression Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 3
- 210000003462 vein Anatomy 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 abstract 4
- 230000000694 effects Effects 0.000 description 2
- 238000010992 reflux Methods 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
- 230000023555 blood coagulation Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- 229920000669 heparin Polymers 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201110038953 CN102091378B (en) | 2011-02-16 | 2011-02-16 | Retaining needle capable of being closed by virtue of positive pressure and displaying blood back |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201110038953 CN102091378B (en) | 2011-02-16 | 2011-02-16 | Retaining needle capable of being closed by virtue of positive pressure and displaying blood back |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102091378A true CN102091378A (en) | 2011-06-15 |
CN102091378B CN102091378B (en) | 2013-05-22 |
Family
ID=44124755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201110038953 Expired - Fee Related CN102091378B (en) | 2011-02-16 | 2011-02-16 | Retaining needle capable of being closed by virtue of positive pressure and displaying blood back |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102091378B (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5980492A (en) * | 1993-11-02 | 1999-11-09 | Merit Medical Systems, Inc. | Vascular blood containment device |
CN1657108A (en) * | 2004-02-19 | 2005-08-24 | 陈志清 | Membrane type sensitive back blood heating-magnetization filter |
CN101036811A (en) * | 2006-07-12 | 2007-09-19 | 贾宇东 | Tunnel film type sensitive blood-back vena needle |
EP2077134A1 (en) * | 2008-01-03 | 2009-07-08 | Eastern Medikit Ltd. | Safety I.V. catheter with in-built device to prevent blood back flow |
-
2011
- 2011-02-16 CN CN 201110038953 patent/CN102091378B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5980492A (en) * | 1993-11-02 | 1999-11-09 | Merit Medical Systems, Inc. | Vascular blood containment device |
CN1657108A (en) * | 2004-02-19 | 2005-08-24 | 陈志清 | Membrane type sensitive back blood heating-magnetization filter |
CN101036811A (en) * | 2006-07-12 | 2007-09-19 | 贾宇东 | Tunnel film type sensitive blood-back vena needle |
EP2077134A1 (en) * | 2008-01-03 | 2009-07-08 | Eastern Medikit Ltd. | Safety I.V. catheter with in-built device to prevent blood back flow |
Also Published As
Publication number | Publication date |
---|---|
CN102091378B (en) | 2013-05-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: BEIJING FORERUNNER TECHNICAL DEVELOPING CO., LTD. Free format text: FORMER OWNER: JIA YUDONG Effective date: 20130321 Free format text: FORMER OWNER: QIN JINGSHENG Effective date: 20130321 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100077 FENGTAI, BEIJING TO: 100022 CHAOYANG, BEIJING |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20130321 Address after: 100022 Beijing city Chaoyang District East Third Ring Road No. 39, Jianwai SOHO12 building room 1901 Applicant after: Beijing Forerunner Technical Developing Co., Ltd. Address before: 100077 4-22-1805, Fengtai District, Beijing Applicant before: Jia Yudong Applicant before: Qin Jingsheng |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
DD01 | Delivery of document by public notice |
Addressee: Beijing Forerunner Technical Developing Co., Ltd. Document name: Notification to Pay the Fees |
|
DD01 | Delivery of document by public notice |
Addressee: Beijing Forerunner Technical Developing Co., Ltd. Document name: Notification of Termination of Patent Right |
|
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: 20130522 Termination date: 20160216 |