CN104188668B - Blood antibacterial collection device - Google Patents
Blood antibacterial collection device Download PDFInfo
- Publication number
- CN104188668B CN104188668B CN201410392141.2A CN201410392141A CN104188668B CN 104188668 B CN104188668 B CN 104188668B CN 201410392141 A CN201410392141 A CN 201410392141A CN 104188668 B CN104188668 B CN 104188668B
- Authority
- CN
- China
- Prior art keywords
- cavity
- blood
- bacteria
- tube
- power wheel
- 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
- 239000008280 blood Substances 0.000 title claims abstract description 55
- 210000004369 blood Anatomy 0.000 title claims abstract description 55
- 230000000844 anti-bacterial effect Effects 0.000 title 1
- 241000894006 Bacteria Species 0.000 claims abstract description 33
- 239000012528 membrane Substances 0.000 claims abstract description 15
- 238000002955 isolation Methods 0.000 claims abstract description 10
- 230000017531 blood circulation Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000009640 blood culture Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 208000035143 Bacterial infection Diseases 0.000 description 1
- 208000022362 bacterial infectious disease Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- External Artificial Organs (AREA)
Abstract
本发明公开了一种血液细菌收集装置，其特征在于：包括血液流进管、血液流出管、第一腔体、第一动力轮、第二腔体、第二动力轮、细菌收集器，其中，血液流进管、第一腔体、血液流出管依次连通，第一动力轮和第二腔体分别设置在第一腔体的两侧，第一腔体和第二腔体之间通过隔离膜隔开，隔离膜上开设有直径为1.0‑1.7μm的通孔，第二腔体的一端连接有一段连接至血液流出管的延伸腔体，延伸腔体设置有细菌收集器，细菌收集器出口孔径为0.10‑0.32μm，第二动力轮设置在延延伸腔体一侧，血液流进管的进口端以及血液流出管的出口端均安装有针头。本发明结构简单、制造成本低，减少了患者的使用费用，血液可以回流至人体，减少了血液的损耗。
The invention discloses a blood bacteria collection device, which is characterized in that it comprises a blood inflow tube, a blood outflow tube, a first cavity, a first power wheel, a second cavity, a second power wheel, and a bacteria collector, wherein , the blood inflow tube, the first cavity, and the blood outflow tube are connected in sequence, the first power wheel and the second cavity are respectively arranged on both sides of the first cavity, and the first cavity and the second cavity are separated by Separated by a membrane, a through hole with a diameter of 1.0-1.7 μm is opened on the isolation membrane, and one end of the second cavity is connected to an extension cavity connected to the blood outflow tube, and the extension cavity is provided with a bacteria collector, the bacteria collector The outlet aperture is 0.10‑0.32 μm, the second power wheel is set on one side of the extension cavity, and needles are installed at the inlet end of the blood inflow tube and the outlet end of the blood outflow tube. The invention has the advantages of simple structure, low manufacturing cost, reduced use cost of patients, blood can return to the human body, and blood loss is reduced.
Description
技术领域technical field
本发明涉及一种医学装置，特别是一种血液细菌收集装置。The invention relates to a medical device, in particular to a blood bacteria collection device.
背景技术Background technique
现有临床医疗领域，对怀疑细菌感染的病人，为了增加阳性率往往要多次培养，通常需要采集2-3套血培养(采血量通常在60ml以上)，这对于贫血患者或儿童来说，是一个沉重的身体负担。并且血培养费用昴贵，这也给患者带来了很大的经济压力，因此如何合理、经济地富集病人血液中的细菌是目前本领域所亟待解决的问题。In the existing clinical medical field, for patients with suspected bacterial infection, multiple cultures are often required in order to increase the positive rate, and usually 2-3 sets of blood cultures need to be collected (the blood collection volume is usually above 60ml). is a heavy physical burden. And the cost of blood culture is expensive, which also brings great economic pressure to the patient, so how to enrich the bacteria in the patient's blood reasonably and economically is a problem to be solved urgently in this field.
发明内容Contents of the invention
本发明的目的在于克服现有技术中血液细菌收集存在的血液损耗大、花费昂贵的问题，而提供一种结构设计合理，血液损耗少、使用费用低的血液细菌收集装置。The purpose of the present invention is to overcome the problems of large blood loss and high cost in blood bacteria collection in the prior art, and provide a blood bacteria collection device with reasonable structure design, less blood loss and low use cost.
本发明解决上述问题所采用的技术方案是：The technical solution adopted by the present invention to solve the above problems is:
一种血液细菌收集装置，其特征在于：包括血液流进管、血液流出管、第一腔体、第一动力轮、第二腔体、第二动力轮、细菌收集器，其中，血液流进管、第一腔体、血液流出管依次连通，第一动力轮和第二腔体分别设置在第一腔体的两侧，第一腔体和第二腔体之间通过隔离膜隔开，隔离膜上开设有直径为1.0-1.7μm的通孔，第二腔体的一端连接有一段连接至血液流出管的延伸腔体，延伸腔体设置有细菌收集器，细菌收集器出口孔径为0.10-0.32μm，第二动力轮设置在延延伸腔体一侧，血液流进管的进口端以及血液流出管的出口端均安装有针头。第一动力轮和第二动力轮可采用偏心轮或者在轮周上设置凸块。A blood bacteria collection device, characterized in that it includes a blood inflow tube, a blood outflow tube, a first cavity, a first power wheel, a second cavity, a second power wheel, and a bacteria collector, wherein the blood flows into The tube, the first cavity, and the blood outflow tube are connected in sequence. The first power wheel and the second cavity are respectively arranged on both sides of the first cavity, and the first cavity and the second cavity are separated by an isolation membrane. A through hole with a diameter of 1.0-1.7 μm is opened on the isolation membrane, and one end of the second cavity is connected to an extension cavity connected to the blood outflow tube. The extension cavity is provided with a bacteria collector, and the outlet aperture of the bacteria collector is 0.10 -0.32 μm, the second power wheel is set on one side of the extension cavity, and needles are installed at the inlet end of the blood inflow tube and the outlet end of the blood outflow tube. The first power wheel and the second power wheel can adopt eccentric wheels or provide projections on the circumference of the wheels.
作为优选，所述延延伸腔体包括连接膜，连接膜的两端分别连接第二腔体的外壁以及血液流进管的外壁，其中连接膜贴合固定在血液流进管的外壁上，细菌收集器固定在连接膜上。Preferably, the extended cavity includes a connecting film, and the two ends of the connecting film are respectively connected to the outer wall of the second cavity and the outer wall of the blood inflow tube, wherein the connecting film is attached and fixed on the outer wall of the blood inflow tube, and bacteria The collector is fixed on the connecting membrane.
作为优选，所述隔离膜上开设有直径为1.5μm的通孔，细菌收集器出口孔径为为0.22μm。Preferably, a through hole with a diameter of 1.5 μm is opened on the isolation membrane, and the diameter of the exit hole of the bacteria collector is 0.22 μm.
本发明与现有技术相比，具有以下优点和效果：结构简单、制造成本低，减少了患者的使用费用，血液可以回流至人体，减少了血液的损耗。Compared with the prior art, the present invention has the following advantages and effects: the structure is simple, the manufacturing cost is low, the use cost of patients is reduced, the blood can flow back to the human body, and the loss of blood is reduced.
附图说明Description of drawings
图1是本发明实施例的结构示意图。Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
具体实施方式detailed description
下面结合附图并通过实施例对本发明作进一步的详细说明，以下实施例是对本发明的解释而本发明并不局限于以下实施例。The present invention will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are explanations of the present invention and the present invention is not limited to the following examples.
参见图1，本实施例血液细菌收集装置，包括血液流进管1、血液流出管2、第一腔体3、第一动力轮4、第二腔体5、第二动力轮6、细菌收集器7，其中，血液流进管1、第一腔体3、血液流出管2依次连通，第一动力轮4和第二腔体5分别设置在第一腔体3的两侧，第一腔体3和第二腔体5之间通过隔离膜8隔开，隔离膜8上开设有直径为1.5μm的通孔，第二腔体5的一端连接有一段连接至血液流出管2的延伸腔体9，延伸腔体设置有细菌收集器7，细菌收集器7出口孔径为0.22μm，第二动力轮6设置在延延伸腔体9一侧，血液流进管1的进口端以及血液流出管2的出口端均安装有针头10。延延伸腔体9包括连接膜91，连接膜91的两端分别连接第二腔体5的外壁以及血液流进管2的外壁，其中连接膜91贴合固定在血液流进管2的外壁上，细菌收集器7固定在连接膜91上。Referring to Fig. 1, the blood bacteria collection device of this embodiment includes a blood inflow tube 1, a blood outflow tube 2, a first cavity 3, a first power wheel 4, a second cavity 5, a second power wheel 6, and a bacteria collection device 7, wherein the blood inflow tube 1, the first cavity 3, and the blood outflow tube 2 are sequentially connected, the first power wheel 4 and the second cavity 5 are respectively arranged on both sides of the first cavity 3, and the first cavity The body 3 and the second cavity 5 are separated by an isolation membrane 8, and a through hole with a diameter of 1.5 μm is opened on the isolation membrane 8, and one end of the second cavity 5 is connected to an extension cavity connected to the blood outflow tube 2 Body 9, the extension cavity is provided with a bacteria collector 7, the outlet aperture of the bacteria collector 7 is 0.22 μm, the second power wheel 6 is arranged on the side of the extension cavity 9, the inlet end of the blood flow into the tube 1 and the blood outflow tube The outlet ends of 2 are equipped with needles 10. The extended cavity 9 includes a connecting film 91, and the two ends of the connecting film 91 are respectively connected to the outer wall of the second cavity 5 and the outer wall of the blood inflow tube 2, wherein the connecting film 91 is fitted and fixed on the outer wall of the blood inflow tube 2 , Bacteria collector 7 is fixed on the connecting membrane 91.
本实施例的使用过程如下：The use process of this embodiment is as follows:
血液流进管1上的针头10插入人体静脉血管，血液流出管2上的针头10插回人体静脉血管，在第一动力轮4作用下，血液顺着血液流进管1进入第一腔体3，第一动力轮4转动过程中，第一动力轮4施加对第一腔体3的压力，从而使得第一腔体3内的血液对隔离膜10产生向外的压力，血液中直径小于1.5μm的成分(主要为细菌、血浆)会进入第二腔体5，第二腔体5内液体进入延伸腔体9，其中直径小于0.22μm的物质通过细菌收集器7的出口进入血液流出管2(主要为血浆成分)，其中直径为0.22μm-1.5μm之间的成分(主要为细菌)富集在了细菌收集器7内，取出细菌收集器7，即可对富集的细菌进行培养等后续操作。The needle 10 on the blood inflow tube 1 is inserted into the vein of the human body, and the needle 10 on the blood outflow tube 2 is inserted back into the vein of the human body. Under the action of the first power wheel 4, the blood flows along the blood inflow tube 1 into the first cavity 3. During the rotation of the first power wheel 4, the first power wheel 4 exerts pressure on the first cavity 3, so that the blood in the first cavity 3 exerts outward pressure on the isolation membrane 10, and the diameter of the blood is less than The components with a diameter of 1.5 μm (mainly bacteria and plasma) will enter the second cavity 5, and the liquid in the second cavity 5 will enter the extension cavity 9, and the substances with a diameter of less than 0.22 μm will enter the blood outflow tube through the outlet of the bacteria collector 7 2 (mainly plasma components), in which the components (mainly bacteria) with a diameter between 0.22 μm and 1.5 μm are enriched in the bacteria collector 7, and the bacteria collector 7 can be taken out to cultivate the enriched bacteria Wait for follow-up operations.
本说明书中所描述的以上内容仅仅是对本发明所作的举例说明。本发明所属技术领域的技术人员可以对所描述的具体实施例做各种各样的修改或补充或采用类似的方式替代，只要不偏离本发明说明书的内容或者超越本权利要求书所定义的范围，均应属于本发明的保护范围。The above content described in this specification is only an illustration of the present invention. Those skilled in the technical field to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, as long as they do not deviate from the content of the description of the present invention or exceed the scope defined in the claims , should belong to the protection scope of the present invention.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392141.2A CN104188668B (en) | 2014-08-11 | 2014-08-11 | Blood antibacterial collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392141.2A CN104188668B (en) | 2014-08-11 | 2014-08-11 | Blood antibacterial collection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104188668A CN104188668A (en) | 2014-12-10 |
| CN104188668B true CN104188668B (en) | 2016-08-17 |
Family
ID=52074175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410392141.2A Expired - Fee Related CN104188668B (en) | 2014-08-11 | 2014-08-11 | Blood antibacterial collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104188668B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004112807A1 (en) * | 2003-06-21 | 2004-12-29 | Lifeforce Group Plc | Leukocyte cell banks |
| CN102421362A (en) * | 2009-05-14 | 2012-04-18 | 生物技术研究所I+D有限公司 | Method for preparing at least one compound from blood, and sampling device for use when carrying out said method |
| CN203619964U (en) * | 2013-11-13 | 2014-06-04 | 刘仁瑞 | Blood filtration structure of kidney dialysis machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5800910B2 (en) * | 2010-10-25 | 2015-10-28 | サイトゲン カンパニー リミテッド | Cell collection device |
-
2014
- 2014-08-11 CN CN201410392141.2A patent/CN104188668B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004112807A1 (en) * | 2003-06-21 | 2004-12-29 | Lifeforce Group Plc | Leukocyte cell banks |
| CN102421362A (en) * | 2009-05-14 | 2012-04-18 | 生物技术研究所I+D有限公司 | Method for preparing at least one compound from blood, and sampling device for use when carrying out said method |
| CN203619964U (en) * | 2013-11-13 | 2014-06-04 | 刘仁瑞 | Blood filtration structure of kidney dialysis machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104188668A (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201823071U (en) | Clinical infusion preparation preparation device | |
| CN202168979U (en) | Continuous infusion device | |
| CN202961309U (en) | Injector for negative pressure suction | |
| CN104188668B (en) | Blood antibacterial collection device | |
| CN203400364U (en) | Disposable infusion set capable of automatically stopping infusion and exhausting air | |
| CN203436609U (en) | Pipe special for blood perfusion in-series hematodialysis treatment | |
| CN202052141U (en) | Simple transfusion pressurizing device | |
| CN202184992U (en) | Gas-filterable infusion apparatus | |
| CN202236577U (en) | Double-filtration burette type infusion apparatus | |
| CN207520412U (en) | The adjustable remaining needle of access | |
| CN201996906U (en) | Emptying disposable infusion tube | |
| CN207429448U (en) | Procedure for peripheral blood stem cells infusion device | |
| CN203736599U (en) | Peritoneal dialysis single connection system | |
| CN206120857U (en) | Piston booster -type transfer pump | |
| CN105288797A (en) | Infusion tube capable of preventing air inflow and backflow | |
| CN210277883U (en) | Integrated dual-purpose infusion tube | |
| CN204520779U (en) | A kind of cerebrospinal rhinorrhea Cerebrospinal Fluid in Patients catcher | |
| CN202891952U (en) | Multi-tube blood collecting needle | |
| CN205145208U (en) | Novel thorax effusion drainage bag | |
| CN206995546U (en) | A kind of closed low dose transfusion set | |
| CN209933810U (en) | PICC interface protection bag | |
| CN202620357U (en) | Blood back flow-prevention device for transfusion tube | |
| CN202314632U (en) | Stomach washer for first aid | |
| CN202179746U (en) | Closed type infusion device | |
| CN202699784U (en) | Disposable automatic exhaust infusion component |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160705 Address after: 323000 Lishui, Zhejiang Volkswagen street, No. 15 Applicant after: Lishui City People's Hospital Address before: 323000 Lishui, Zhejiang Volkswagen street, No. 15 Applicant before: Liu Wugao |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170811 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |