CN104056315B - Bubble monitoring system for blood purification - Google Patents
Bubble monitoring system for blood purification Download PDFInfo
- Publication number
- CN104056315B CN104056315B CN201410276263.5A CN201410276263A CN104056315B CN 104056315 B CN104056315 B CN 104056315B CN 201410276263 A CN201410276263 A CN 201410276263A CN 104056315 B CN104056315 B CN 104056315B
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- Prior art keywords
- blood
- controller
- bubble
- monitoring system
- density detector
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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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- 239000008280 blood Substances 0.000 title claims abstract description 93
- 210000004369 blood Anatomy 0.000 title claims abstract description 93
- 238000012544 monitoring process Methods 0.000 title claims abstract description 47
- 238000000746 purification Methods 0.000 title claims abstract description 28
- 238000012806 monitoring device Methods 0.000 claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 241000009298 Trigla lyra Species 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 23
- 238000007405 data analysis Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000036410 touch Effects 0.000 description 3
- 210000003462 vein Anatomy 0.000 description 3
- 241001466460 Alveolata Species 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3626—Gas bubble detectors
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Cardiology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a bubble monitoring system for blood purification. Through the arrangement of a blood recognition device and a pipeline monitoring device, the accuracy of monitoring results is improved, the occurrence of false alarm conditions is reduced, and the correct installation of blood pipelines is guaranteed, so the monitoring reliability of the whole system is guaranteed, and the safety of an air monitoring system is greatly improved. Through the arrangement of disc sieve-shaped density detectors, blood in the blood pipeline can be subjected to plane density detection, the density of the blood passing through the blood pipeline can be precisely detected, the density, detected by the two detectors, of the blood or bubble-containing blood, is instantly transmitted to a controller for data analysis, and whether bubbles are contained in the blood or not can be fast and effectively judged. The technical problems that the blood bubble detection precision is not high, and tiny bubbles cannot be detected in the prior art are solved. The bubble monitoring system has the advantages that the structure is simpler, the detection precision is high, and good generalization performance is realized.
Description
Technical field
The invention belongs to medical detection technology, more particularly, to a kind of blood purification bubble monitoring system.
Background technology
Blood purification air detection system is generally divided into two kinds at present, and one kind is detection at vein bubble trap
Bubble in blood and the liquid level of blood, this kind of monitoring mode is relatively large in diameter due to vein bubble trap, so
Have the monitoring of part bubble less than police is failed to report in generation；Another mainly monitors the thin of vein bubble trap rear end
Microbubble in pipe, because it can not identify the bubble in saline or the bubble in blood, nor knows
Whether other transducer potector is correctly installed, so the warning of mistake can be produced, and, even if correctly monitoring blood
Bubble in liquid, also because for corresponding actuator it is impossible to quick pinch off pipeline, increased bubble
Enter the risk of human body.
Content of the invention
The purpose of the embodiment of the present invention is to provide a kind of blood purification bubble monitoring system it is intended to solve existing
With the presence of bubble monitoring system monitoring precision low, easily produce the problem of false alarm.
The embodiment of the present invention is achieved in that a kind of blood purification bubble monitoring system, this blood purification
Included with bubble monitoring system: shell, transducer potector, pipeline monitoring device, blood identifying device, bubble
Monitoring device, controller, choke apparatus, alarm device, display screen and protective relaying device；
Pipeline detection device connects transducer potector and controller, and pipeline detection device monitoring pipeline installation situation is simultaneously
Send a signal to controller, blood identifying device connects transducer potector and controller, bubble monitoring device connects
Transducer potector and controller, the control end of choke apparatus connects controller, and the other end connects transducer potector, control
Device processed controls choke apparatus open and close, goes back control piper detection means, blood identifying device and bubble monitoring
Device, the external alarm device of controller, display screen and protective relaying device.
Further, bubble monitoring device adopts ultrasonic bubble detector.
Further, ultrasonic bubble detector is by ultrasonic transmission device, cpu processing module and reception device
Composition.
Further, controller adopts programmed logic controller.
Further, pipeline detection device switchs as remote control setting.
Further, alarm device adopts audible-visual annunciator.
Further, display screen adopts liquid crystal touch display screen.
Further, this blood purification bubble monitoring system also includes the first density detector, the second density inspection
Survey device, blocked valve；
First density detector and the second density detector are fixed in transducer potector, the first Density Detection
Device and the second density detector are connected with controller, and alarm device is connected with controller, and blocked valve is fixed on blood
It is connected with controller on liquid pipeline；Blood identifying device connects controller, for monitoring in transducer potector is
No have blood, and transmits signals to controller.
Further, the first density detector and the second density detector adopt sieve-like disk.
Further, the external diameter of sieve-like disk of the first density detector and the second density detector and transducer potector
Internal diameter identical.
The blood purification bubble monitoring system that the present invention provides, setting blood identifying device and pipeline monitoring dress
Put, improve the accuracy of monitoring result, the situation decreasing false alarm occurs it is ensured that transducer potector
Correct installation, thus ensure that the reliability of whole system monitoring, substantially increases the peace of atmospheric monitoring system
Quan Xing；In setting, the density detector of disk sieve-like can carry out Horizontal density variation inspection to the blood in transducer potector
Survey, can accurately detect the density of the blood of flowed through transducer potector, the blood that two detectors detect
Or the controller that is transferred to of the density instantaneity containing alveolate blood carries out data analysiss, can be quickly effective
Ground judges to whether containing bubble in blood；Solve blood bubble accuracy of detection in existing known technology
Not high, can't detect the technical barrier of fine gas bubbles；Controller being capable of two density detector institutes of sets itself
Survey the difference of numerical value, with more general applicability.The present invention's is relatively simple for structure, and accuracy of detection is high, tool
There is good generalization.
Brief description
Fig. 1 is blood purification bubble monitoring system structural representation provided in an embodiment of the present invention；
Fig. 2 is the structural representation of bubble monitoring device provided in an embodiment of the present invention；
Fig. 3 is the structural representation of the first density detector provided in an embodiment of the present invention and the second density detector
Figure；
In figure: 1, shell；2nd, transducer potector；3rd, pipeline monitoring device；4th, blood identifying device；5、
Bubble monitoring device；5-1, ultrasonic transmission device；5-2, cpu processing module；5-3, ultrasound wave receive
Device；6th, controller；7th, choke apparatus；8th, alarm device；9th, display screen；10th, relay protection dress
Put；11st, the first density detector；12nd, the second density detector；13rd, blocked valve.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, with reference to embodiments,
The present invention will be described in further detail.It should be appreciated that specific embodiment described herein only in order to
Explain the present invention, be not intended to limit the present invention.
Below in conjunction with the accompanying drawings and specific embodiment is further described to the application principle of the present invention.
As depicted in figs. 1 and 2, the blood purification bubble monitoring system of the embodiment of the present invention mainly by: include
Shell 1, transducer potector 2, pipeline monitoring device 3, blood identifying device 4, bubble monitoring device 5, control
Device 6 processed, choke apparatus 7, alarm device 8, display screen 9 and protective relaying device 10；
Pipeline detection device 3 connects transducer potector 2 and controller 6, pipeline detection device 3 monitoring pipeline peace
Dress situation simultaneously sends a signal to controller 6, and blood identifying device 4 connects transducer potector 2 and controller 6, gas
Bubble monitoring device 5 connects transducer potector 2 and controller 6, and the control end of choke apparatus 7 connects controller 6,
The other end connects transducer potector 2, and controller 6 controls choke apparatus 7 open and close, goes back control piper detection
Device 3, blood identifying device 4 and bubble monitoring device 5, the external alarm device 8 of controller 6, display screen
9 and protective relaying device 10.
In an embodiment of the present invention, bubble monitoring device 5 is ultrasonic bubble detector；Ultrasonic bubble
Detector is made up of ultrasonic transmission device, cpu processing module and reception device；
Controller 6 is programmable logic controller (PLC)；
Pipeline detection device 3 switchs as remote control setting；
Alarm device 8 is audible-visual annunciator；
Display screen touches display screen for 9 liquid crystal touchs.
The operation principle of the present invention: pipeline detection device 3 is arranged at line entry pipeline situation of specifically monitoring
And feed back information to controller 6, after blood identifying device 4 is arranged on pipeline monitoring device 3, then
Along direction of flow of blood, bubble monitoring device 5 and choke apparatus 7 are installed on pipeline successively, when pipeline is installed
Press remote switch when good, send a signal to controller 6, controller 6 receives after signal to choke apparatus 7
Sending signal simultaneously controls choke apparatus 7 to open, and blood identifying device 4 is passed through ultrared transmitting and received,
Carry out spectral matching factor, out-of-date when blood stream is detected, blood identifying device 4 sends a signal to controller 6,
Controller 6 sends a signal to bubble monitoring device 5, and bubble monitoring device 5 starts detection pipe after receiving signal
Whether the blood within road has bubble, and when bubble is detected, bubble identifying device sends letter to controller 6
Number, controller 6 sends a signal to audible-visual annunciator 8 and is reported to the police after receiving signal, and fills to choked flow simultaneously
Put 7 sending signals and control choke apparatus 7 to close, thus stoping the flowing of blood.
When blood identifying device 4 does not recognize blood, and when bubble monitoring device 5 recognizes bubble, gas
Bubble monitoring device 5 sends cue to controller 6, and choke apparatus 7 keep it turned on.
The operational order of controller 6 can be operated and be passed on by display screen 9, protective relaying device 10
Relay protection is carried out to controller 6.
As shown in figure 3, the blood purification bubble monitoring system of the embodiment of the present invention include transducer potector 2,
Blood identifying device 4, the first density detector 11, the second density detector 12, controller 6, dress of reporting to the police
Put 8, blocked valve 13；
First density detector 11 and the second density detector 12 are fixed in transducer potector 2, and first
Density detector 11 and the second density detector 12 are connected with controller 6, alarm device 8 and controller 6
Connect, blocked valve 13 is fixed on and is connected with controller 6 on transducer potector 2；First density detector 11
It is sieve-like disk with the second density detector 12；First density detector 11 and the second density detector 12
The external diameter of sieve-like disk identical with the internal diameter of transducer potector 2；Controller 6 can carry out programming in logic, blood
Liquid identifying device 4 connects controller 6, for monitoring in transducer potector 2 whether there is blood, and signal is passed
Deliver to controller 6；
When carrying out blood bubble detection with bubble monitoring system using this blood purification, blood is by transducer potector 2
Middle flowing, when blood flows through the sieve-like disk of the first density detector 11, the first density detector 11 can be by
Blood is detected in the density of sieve-like disk plane, and by data transfer to controller 6 stand-by, blood stream
During sieve-like disk through the second density detector 12, the second density detector 12 can be by blood in sieve-like disk
The density of plane is detected, and by data transfer to controller 6, the first density detector 11 and second is close
The numerical value that degree detector 12 is fed back is density average in a plane for the blood, so, even if blood
Liquid has fine gas bubbles, and density value changes in the plane also to make blood, and controller 6 is close according to first
Degree detector 11 and the numerical value passed back of the second density detector 12 carry out differential analyses.Close due to blood
It is mixed into the density after bubble in degree and blood and have significant difference, so processor 4 carries out the difference of differential analyses
More than after certain value, this difference standard can manually be set value, by open alarming device 8, and simultaneously
Open blocked valve 13, stop circulation in transducer potector 1 for the blood.
The present invention has the advantages and positive effects that: disk sieve-like in this blood purification bubble monitoring system
Density detector can carry out Horizontal density variation detection to the blood in transducer potector, can accurately detect and be flowed
The density of the blood through transducer potector, two detector blood detecting or the density containing alveolate blood
The controller that is transferred to of instantaneity carries out data analysiss, fast and effeciently whether can contain bubble in blood
Judge；This blood purification bubble monitoring system can solve the problem that blood bubble detection in existing known technology
Precision is not high, can't detect the technical barrier of fine gas bubbles；Controller in system can carry out programming in logic,
It is capable of the difference of the surveyed numerical value of two density detectors of sets itself；This blood purification bubble monitoring system is more
There is general applicability；This blood purification is relatively simple for structure with bubble monitoring system, and accuracy of detection is high, tool
There is good generalization.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Any modification, equivalent and improvement made within bright spirit and principle etc., should be included in the present invention
Protection domain within.
Claims (8)
1. a kind of blood purification bubble monitoring system; it is characterized in that, this blood purification bubble monitoring system includes: shell, transducer potector, pipeline monitoring device, blood identifying device, bubble monitoring device, controller, choke apparatus, alarm device, display screen and protective relaying device；
Pipeline monitoring device connects transducer potector and controller; pipeline monitoring device monitoring pipeline installation situation simultaneously sends a signal to controller; blood identifying device connects transducer potector and controller; bubble monitoring device connects transducer potector and controller; the control end of choke apparatus connects controller; the other end connects transducer potector; controller controls choke apparatus open and close; also control piper monitoring device, blood identifying device and bubble monitoring device, the external alarm device of controller, display screen and protective relaying device；
This blood purification bubble monitoring system also includes the first density detector, the second density detector, blocked valve；
First density detector and the second density detector are fixed in transducer potector, and the first density detector and the second density detector are connected with controller, and alarm device is connected with controller, and blocked valve is fixed on and is connected with controller on transducer potector；Blood identifying device connects controller, for monitoring in transducer potector whether there is blood, and transmits signals to controller；
First density detector and the second density detector adopt sieve-like disk.
2. blood purification bubble monitoring system as claimed in claim 1 is it is characterised in that bubble monitoring device adopts ultrasonic bubble detector.
3. blood purification bubble monitoring system as claimed in claim 2 is it is characterised in that ultrasonic bubble detector is made up of ultrasonic transmission device, cpu processing module and reception device.
4. blood purification bubble monitoring system as claimed in claim 1 is it is characterised in that controller adopts programmed logic controller.
5. blood purification bubble monitoring system as claimed in claim 1 is it is characterised in that it is remote control setting that pipeline monitoring device switchs.
6. blood purification bubble monitoring system as claimed in claim 1 is it is characterised in that alarm device adopts audible-visual annunciator.
7. blood purification bubble monitoring system as claimed in claim 1 is it is characterised in that display screen adopts liquid crystal touch display screen.
8. blood purification as claimed in claim 1 with bubble monitoring system it is characterised in that the external diameter of the sieve-like disk of the first density detector and the second density detector is identical with the internal diameter of transducer potector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410276263.5A CN104056315B (en) | 2014-06-20 | 2014-06-20 | Bubble monitoring system for blood purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410276263.5A CN104056315B (en) | 2014-06-20 | 2014-06-20 | Bubble monitoring system for blood purification |
Publications (2)
| Publication Number | Publication Date |
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| CN104056315A CN104056315A (en) | 2014-09-24 |
| CN104056315B true CN104056315B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410276263.5A Expired - Fee Related CN104056315B (en) | 2014-06-20 | 2014-06-20 | Bubble monitoring system for blood purification |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015103938A1 (en) * | 2015-03-17 | 2016-09-22 | B. Braun Avitum Ag | Ultrasonic-based gas bubble and / or solid-state detector, dialysis machine and method for such a detector |
| CN106267408A (en) * | 2015-06-08 | 2017-01-04 | 上海交通大学医学院附属第九人民医院 | A kind of full-automatic Regional Citrate Anticoagulation device |
| CN108421102A (en) * | 2017-02-13 | 2018-08-21 | 徐州市中心医院 | A kind of forearm monitoring and protecting device for blood purification |
| CN109374045A (en) * | 2018-10-12 | 2019-02-22 | 武汉友芝友医疗科技股份有限公司 | A kind of device and method for liquid in signal piping |
| CN110927086A (en) * | 2019-12-13 | 2020-03-27 | 循证医疗科技(杭州)有限公司 | Blood sample detection method |
| TWI743827B (en) * | 2020-06-11 | 2021-10-21 | 威光自動化科技股份有限公司 | Bubble propelling method in liquid pipe and bubble screening propeller |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5781354A (en) * | 1980-09-13 | 1982-05-21 | Ekurii Pooru | Method and apparatus for monitoring in medical infusion |
| WO2012022456A1 (en) * | 2010-08-17 | 2012-02-23 | Fresenius Medical Care Deutschland Gmbh | Device for determining and/or monitoring foreign structures in a fluid or in a fluid stream, and method for doing same |
| CN202223664U (en) * | 2011-09-19 | 2012-05-23 | 上海安洁电子设备有限公司 | Transfusion detection device |
| CN102657903A (en) * | 2012-05-18 | 2012-09-12 | 重庆山外山科技有限公司 | Air bubble monitoring system for blood purification |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050284815A1 (en) * | 2004-06-28 | 2005-12-29 | Integrated Sensing Systems, Inc. | Medical treatment system and method |
-
2014
- 2014-06-20 CN CN201410276263.5A patent/CN104056315B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5781354A (en) * | 1980-09-13 | 1982-05-21 | Ekurii Pooru | Method and apparatus for monitoring in medical infusion |
| WO2012022456A1 (en) * | 2010-08-17 | 2012-02-23 | Fresenius Medical Care Deutschland Gmbh | Device for determining and/or monitoring foreign structures in a fluid or in a fluid stream, and method for doing same |
| CN202223664U (en) * | 2011-09-19 | 2012-05-23 | 上海安洁电子设备有限公司 | Transfusion detection device |
| CN102657903A (en) * | 2012-05-18 | 2012-09-12 | 重庆山外山科技有限公司 | Air bubble monitoring system for blood purification |
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| CN104056315A (en) | 2014-09-24 |
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Effective date of registration: 20161128 Address after: 702, room 3, unit 61, building No. 568, 273500 iron road, Zoucheng, Shandong Applicant after: Liu Bo Address before: 702, room 3, unit 61, building No. 568, 273500 iron road, Zoucheng, Shandong Applicant before: Guo Shuling |
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