CN105387973B - A kind of dual leakage blood detection module of haemodialysis - Google Patents
A kind of dual leakage blood detection module of haemodialysis Download PDFInfo
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- CN105387973B CN105387973B CN201510348458.0A CN201510348458A CN105387973B CN 105387973 B CN105387973 B CN 105387973B CN 201510348458 A CN201510348458 A CN 201510348458A CN 105387973 B CN105387973 B CN 105387973B
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Abstract
The present invention relates to a kind of dual leakage blood detection modules of haemodialysis, belong to blood purification technology field in medical device industry.It is made of top cover, side cover, U-shaped transparent glass tube, middle casing, prism, sealing element, luminous and color circuit board for receiving；Top cover and middle casing junction are equipped with sealing element, and side cover and middle casing junction are equipped with sealing element；It shines and color circuit board for receiving is made of two groups of light emitting diodes, two groups of color sensors, control circuit and connecting line；Top cover is connect by buckle with middle casing, and side cover is connect by buckle with middle casing.The present invention carries out the case where leakage blood examination surveys, avoids the occurrence of missing inspection to left and right two parts in U-shaped transparent glass tube using two groups of light sources and color sensor；The bonding station of component installation is equipped with sealing element, and liquid or other impurities can effectively be avoided to penetrate into.
Description
Technical field
The present invention relates to a kind of dual leakage blood detection modules of haemodialysis, belong to blood purification technology in medical device industry
Field.
Background technique
Blood cleaning equipment is mainly made of bloody path, fluid path and control circuit three parts.In liquid channel system, dialyzate into
Enter dialyzer and disperse and convection current, removal patient's body extra harmful substance and moisture are occurred by dialysis membrane and blood samples of patients.
Disperse and convection current need certain transmembrane pressure, will lead to rupture of membranes when transmembrane pressure is excessive and exceeds normal range (NR), blood is caused to seep
Leakage, to jeopardize patient vitals' safety.Therefore, leakage blood detection module is a component particularly important in blood cleaning equipment,
Need to monitor in real time the leakage blood situation in waste liquid over the course for the treatment of.
Blood detection module is leaked, is mainly realized using the penetrating light intensity that measurement is dialysed in waste-solution line.Light beam passes through
Dialysis waste liquid is irradiated on photosensitive tube, and when there are blood constituents in dialysis waste liquid, then light transmission changes, after photoelectric effect changes
Cause alarm, to realize monitoring purpose.
Currently, leakage blood detection module mainly carries out single detection to dialysis waste-solution line, when detecting element breaks down,
It just will appear missing inspection situation；Apparatus for purifying blood uses for a long time, remains many impurity above waste-solution line, can cause to leak blood examination
Survey failing to report and reporting by mistake for module；It is more complicated in structure to leak blood detection module, is not easy to carry out fault detection and cleaning dimension in time
Shield.
Utility model content
The purpose of the present invention is to provide one kind can be realized dual leakage blood examination survey, it is reasonable in design, facilitate failure to examine
The leakage blood detection module of survey and clean and maintenance, to solve the leakage blood test problems in blood cleaning equipment.
The present invention is achieved through the following technical solutions: a kind of dual leakage blood detection module of haemodialysis, by top cover, side
Lid, U-shaped glass tube, middle casing, prism, sealing element, luminous and color circuit board for receiving are constituted；Top cover is in conjunction with middle casing
Place is equipped with sealing element, and side cover and middle casing junction are equipped with sealing element；It shines and color circuit board for receiving is by two groups luminous two
Pole pipe, two groups of color receiving sensors, control circuit and connecting line composition；Top cover is connect by buckle with middle casing, side
Lid is connect by buckle with middle casing；On U-shaped glass tube is mounted in two cylindrical holes of middle casing, during prism is mounted on
Between shell card slot on, shine and color circuit board for receiving be mounted on the fixation hole of middle casing；Leakage blood detection module passes through
Mounting hole is mounted on blood cleaning equipment.
Dialysis waste liquid flows into the entrance of U-shaped glass tube, and lumination of light emitting diode irradiates U-shaped glass tube left-half, passes through
Color receiving sensor receives, and this signal is become voltage signal, converts, send to luminous through A/D converter after signal amplification
And color circuit board for receiving；Dialysis waste liquid flows into the outlet of U-shaped glass tube, and lumination of light emitting diode irradiates U-shaped glass tube right half
Portion is received by color receiving sensor, and this signal is become voltage signal, is converted, is sent through A/D converter after signal amplification
To luminous and color circuit board for receiving, signal analysis and processing is carried out；What last signal and luminous and color circuit board for receiving stored
A reference value is compared, and will issue alarm when exceeding preset range, realizes that dual leakage blood examination is surveyed.
The light source penetrated by prism is received by color contrast sensor, by circuit board control circuit, is realized and is shone
The amendment of diode signal compensates different temperature coefficient and light emitting diode aging conditions.
Using a kind of transparent glass tube of U-shaped structure, realize dialysis waste liquid in the two-part leakage blood examination of U-shaped glass tube or so
It surveys.Side cover and middle casing use buckle-type mounting means, and luminous and color circuit board for receiving easy to disassemble is convenient for safeguarding
Maintenance；Sealing element is housed between side cover and middle casing, has prevented liquid or other impurities from penetrating into.Top cover and middle casing use
Buckle-type mounting means, U-shaped glass tube easy to disassemble, is convenient for clean and maintenance；Equipped with sealing between top cover and middle casing
Part has prevented liquid or other impurity from penetrating into.
The present invention compared with prior art, has the advantage that (1) using two groups of light sources and color receiving sensor point
It is other that the case where leakage blood examination surveys, avoids the occurrence of missing inspection is carried out to left and right two parts in U-shaped glass tube；(2) U-shaped glass is used in structure
Glass pipe structure, installation is downward, easy to disassemble, and liquid can effectively be avoided to penetrate into detection circuit module；(3) in structure upper
Part is all made of buckle-type connection type, facilitates carry out installing and dismounting；(4) bonding station of component installation is equipped with sealing element, can have
Effect avoids liquid or other impurities from penetrating into.
Detailed description of the invention
Fig. 1 is that modular entity figure is surveyed in a kind of dual leakage blood examination of haemodialysis of the present invention,
Fig. 2 is a kind of dual leakage blood detection module main view of haemodialysis of the present invention,
Fig. 3 is a kind of dual leakage blood detection module left view of haemodialysis of the present invention,
Fig. 4 is the A-A cross-sectional view in Fig. 2 of the present invention,
Fig. 5 is the B-B cross-sectional view in Fig. 2 of the present invention.
In figure: 1. middle casings, 2. top covers, 3. side covers, 4.U type glass tube, 5. luminous and color circuit board for receiving, 6. hairs
Optical diode 1,7. prisms 1,8. color receiving sensors 1,9. color receiving sensors 2,10. sealing elements 1,11. mounting holes,
12. prism 2,13. side covers and middleware buckle, 14. light emitting diodes 2,15. color contrast sensors 1,16. top covers and centre
Part buckle, 17. sealing elements 2,18. color contrast sensors 2,19. dialysis waste liquid outlet, 20. dialysis waste liquid ports.
Specific embodiment
Below in conjunction with drawings and examples, the present invention is described in further detail.
The course of work of the present embodiment is: a kind of dual leakage blood detection module of haemodialysis, top cover 2 and 1 knot of middle casing
Sealing element 17 is housed, side cover 3 and 1 junction of middle casing are equipped with sealing element 10 at conjunction；It shines and color circuit board for receiving is by sending out
Optical diode 6, light emitting diode 14, color receiving sensor 8, color contrast sensor 18, control circuit and connecting line group
At；Top cover 2 is connect by buckle 16 with middle casing 1, and side cover 3 is connect by buckle 13 with middle casing 1；U-shaped glass tube 4 is pacified
On in two cylindrical holes of middle casing 1, prism 7, prism 12 are mounted on the card slot of middle casing 1, luminous and color
Circuit board for receiving 5 is mounted on the fixation hole of middle casing 1, and dual leakage blood detection module is mounted on blood purification by mounting hole
In equipment.
Dialysis waste liquid flows into the entrance of U-shaped glass tube 4, and light emitting diode 14, which shines, irradiates U-shaped 4 left-half of glass tube,
Received by color receiving sensor 9, and this signal become into voltage signal, converted after signal amplification through A/D converter, send to
Luminous and color circuit board for receiving；Dialysis waste liquid flows into the outlet of U-shaped glass tube 4, and light emitting diode 6, which shines, irradiates U-shaped glass
4 right half part of pipe is received by color receiving sensor 8, and this signal is become voltage signal, is turned after signal amplification through A/D
Parallel operation conversion is sent to luminous and color circuit board for receiving, carries out signal analysis and processing；Last signal and luminous and color receive electricity
The a reference value of road plate storage is compared, and will issue alarm when exceeding preset range, realizes that dual leakage blood examination is surveyed.
Light emitting diode 6, light emitting diode 14 emit beam, and irradiate prism 7, prism 12 respectively, are sensed by color contrast
Device is received, and by circuit board control circuit, realizes the amendment of signal of LED, compensates different temperature coefficient and hair
Optical diode aging conditions.
Side cover 3 and middle casing 1 use buckle-type mounting means, and luminous and color circuit board for receiving 5 easy to disassemble is convenient for
Carry out maintenance and repair；Top cover 2 and middle casing 1 use buckle-type mounting means, and U-shaped glass tube 5 easy to disassemble is convenient for clear
Wash maintenance；Sealing element 10 is housed between side cover 3 and middle casing 1, sealing element 17 is housed between top cover 2 and middle casing 1, is prevented
There are liquid or other impurities to penetrate into.
Claims (5)
1. a kind of dual leakage blood detection module of haemodialysis, it is characterised in that: by top cover, side cover, U-shaped glass tube, middle casing,
Prism, sealing element, luminous and color circuit board for receiving are constituted；Top cover and middle casing junction are equipped with sealing element, and side cover is in
Between shell junction be equipped with sealing element；It shines and color circuit board for receiving is received and sensed by two groups of light emitting diodes, two groups of colors
Device, control circuit and connecting line composition；Top cover is connect by buckle with middle casing, and side cover is connected by buckle and middle casing
It connects；U-shaped glass tube is mounted in two cylindrical holes of middle casing；Prism is mounted on the card slot of middle casing, luminous and face
Color circuit board for receiving is mounted on the fixation hole of middle casing, is leaked blood detection module by mounting hole and is mounted on blood cleaning equipment
On.
2. the dual leakage blood detection module of a kind of haemodialysis according to claim 1, it is characterised in that: dialysis waste liquid flows into
The entrance of U-shaped glass tube, lumination of light emitting diode irradiate U-shaped glass tube left-half, are received by color receiving sensor, and
This signal is become into voltage signal, converts, send to luminous and color circuit board for receiving through A/D converter after signal amplification；Dialysis
Waste liquid flows into the outlet of U-shaped glass tube, and lumination of light emitting diode irradiates U-shaped glass tube right side, passes through color receiving sensor
It receives, and this signal is become into voltage signal, converted after signal amplification through A/D converter, send to luminous and color and receive circuit
Plate carries out signal analysis and processing；Last signal is compared with a reference value to shine and color circuit board for receiving stores, when exceeding
Alarm will be issued when preset range, realize that dual leakage blood examination is surveyed.
3. the dual leakage blood detection module of a kind of haemodialysis according to claim 1, it is characterised in that: thoroughly by prism institute
The light source crossed is received by color contrast sensor, by control circuit, realizes that the amendment of signal of LED, compensation are different
Temperature coefficient and light emitting diode aging conditions.
4. the dual leakage blood detection module of a kind of haemodialysis according to claim 1, it is characterised in that: using a kind of U-shaped
The U-shaped glass tube of structure realizes that dialysis waste liquid is surveyed in the two-part leakage blood examination of U-shaped glass tube or so, and side cover is adopted with middle casing
With buckle-type mounting means, luminous and color circuit board for receiving easy to disassemble is convenient for maintenance and repair；Side cover and middle casing
Between sealing element is housed, prevented liquid or other impurities from penetrating into, top cover and middle casing use buckle-type mounting means, convenient
U-shaped glass tube is dismantled, clean and maintenance is convenient for；Sealing element is housed between top cover and middle casing, has prevented liquid or other
Impurity penetrates into.
5. the dual leakage blood detection module of a kind of haemodialysis according to claim 1, it is characterised in that: top cover and middle case
Body uses buckle-type mounting means, and U-shaped glass tube easy to disassemble is convenient for clean and maintenance；It is filled between top cover and middle casing
There is sealing element, has prevented liquid or other impurities from penetrating into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510348458.0A CN105387973B (en) | 2015-06-23 | 2015-06-23 | A kind of dual leakage blood detection module of haemodialysis |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510348458.0A CN105387973B (en) | 2015-06-23 | 2015-06-23 | A kind of dual leakage blood detection module of haemodialysis |
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| CN105387973A CN105387973A (en) | 2016-03-09 |
| CN105387973B true CN105387973B (en) | 2019-06-28 |
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| CN114509375B (en) * | 2021-12-17 | 2024-02-23 | 中南大学 | Subway tunnel construction section of jurisdiction infiltration detection device |
| CN116942941B (en) * | 2023-09-14 | 2023-12-29 | 苏州森斯缔夫传感科技有限公司 | Light intensity comparison sensor, method and blood purifier |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1870065A (en) * | 2006-04-26 | 2006-11-29 | 重庆山外山科技有限公司 | Blood leakage monitor |
| CN101516418A (en) * | 2006-09-26 | 2009-08-26 | 弗雷泽纽斯医疗保健德国有限公司 | Method and device for detecting air in a fluid system, in particular in an extracorporeal blood circuit of a blood treatment device |
| CN201364230Y (en) * | 2008-12-25 | 2009-12-16 | 成都威力生生物科技有限公司 | Blood leakage detecting device |
| CN202314600U (en) * | 2011-11-07 | 2012-07-11 | 四川大学华西医院 | High-sensitivity blood leakage detection device |
| CN102755673A (en) * | 2012-07-25 | 2012-10-31 | 重庆山外山科技有限公司 | Blood leakage monitoring system for blood purification |
| CN103037916A (en) * | 2010-08-05 | 2013-04-10 | 日机装株式会社 | Blood purifying device, and method for inspecting for liquid leakage therein |
| CN205175620U (en) * | 2015-06-23 | 2016-04-20 | 江西三鑫医疗科技股份有限公司 | Dual hourglass blood detection module of hemodialysis |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10192393A (en) * | 1997-01-08 | 1998-07-28 | Toa Denpa Kogyo Kk | Detection of blood leakage of blood dialysis apparatus |
-
2015
- 2015-06-23 CN CN201510348458.0A patent/CN105387973B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1870065A (en) * | 2006-04-26 | 2006-11-29 | 重庆山外山科技有限公司 | Blood leakage monitor |
| CN101516418A (en) * | 2006-09-26 | 2009-08-26 | 弗雷泽纽斯医疗保健德国有限公司 | Method and device for detecting air in a fluid system, in particular in an extracorporeal blood circuit of a blood treatment device |
| CN201364230Y (en) * | 2008-12-25 | 2009-12-16 | 成都威力生生物科技有限公司 | Blood leakage detecting device |
| CN103037916A (en) * | 2010-08-05 | 2013-04-10 | 日机装株式会社 | Blood purifying device, and method for inspecting for liquid leakage therein |
| CN202314600U (en) * | 2011-11-07 | 2012-07-11 | 四川大学华西医院 | High-sensitivity blood leakage detection device |
| CN102755673A (en) * | 2012-07-25 | 2012-10-31 | 重庆山外山科技有限公司 | Blood leakage monitoring system for blood purification |
| CN205175620U (en) * | 2015-06-23 | 2016-04-20 | 江西三鑫医疗科技股份有限公司 | Dual hourglass blood detection module of hemodialysis |
Non-Patent Citations (1)
| Title |
|---|
| "一种基于颜色传感器的血液净化设备漏血检测器";程海凭 等;《中国医学物理学杂志》;20150531;第32卷(第3期);第327-331页 |
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