Blood purification leakage blood monitoring systemTechnical field
The present invention relates to technical field of medical equipment, be specifically related to a kind of blood purification leakage blood monitoring system。
Background technology
In current blood purification process, the blood of patient from internal outflow via pipeline and purifier, return internal, constitute an extracorporeal circulation system, blood purification realizes disperse, convection current by using intermembranous pressure of dialysing in dialysis apparatus, if mould is excessive causes blood leakage beyond causing rupture of membranes normal range, thus jeopardizing patient vitals's safety。Therefore, leakage blood monitoring is particularly significant, and leakage blood monitoring device is exactly the parts for detecting dialysis apparatus rupture of membranes, and when dialysis apparatus rupture of membranes generation blood leakage, leakage blood monitoring device sends alarm signal。
Traditional leakage blood detecting device includes power circuit, optical transmission circuit, optical receiving circuit, signal amplification circuit and signal processing circuit, wherein power circuit is powered for other each unit circuit, optical transmission circuit and optical receiving circuit are arranged on by the waste fluid channel of Lou blood detecting device, wherein optical transmission circuit adopts the mode of infrared emission to produce optical signal, optical receiving circuit adopts infrared acquisition mode and produces by means of complicated optical lens and pick up photosignal, and generate current signal, this current signal is done Shape correction and generates voltage signal and export to signal processing circuit by signal amplification circuit, transmit signal to signal processing circuit again to make comparisons process。The comparator technology that this signal processing circuit adopts realizes, and is relatively sent alarm signal by voltage ratio。After there is detection warning, the situation that dialysis is interrupted can be caused, it is impossible to ensure the dialysis of dialysis continuous-stable, cause adverse consequences to patient。
Summary of the invention
The present invention is to overcome existing technical problem, has invented a kind of blood purification leakage blood monitoring system。
The technical solution adopted for the present invention to solve the technical problems is: blood purification leakage blood monitoring system, including dialysis solution bucket, the first dialysate tank, monitor, the second dialysate tank, switch board, dialysis liquid pump；Being connected with each other by pipeline between described dialysis solution bucket and the first dialysate tank, the second dialysate tank, dialysis solution bucket leads to the first dialysate tank, the pipeline of the second dialysate tank is provided with dialysis liquid pump；It is characterized in that, described first dialysate tank, the second dialysate tank configure identical, and between the first dialysate tank, the second dialysate tank, pipeline connects side by side；Described first dialysate tank and the second dialysate tank all can independently installed and dismountings；Described first dialysate tank is provided with blood input pipe, blood outlet tube, dialysis solution input pipe and dialysis solution outlet tube, described dialysis solution outlet tube is provided with dialysis solution monitor, blood outlet tube is provided with blood sensor。
Described first dialysate tank is made up of blood input pipe, blood temporary room, permeable membrane, blood convergence room, blood outlet tube, dialysis solution input pipe, dialysis fluid chamber, dialysis solution outlet tube；Described blood input pipe, dialysis solution outlet tube are positioned at the top of the first dialysate tank, and blood outlet tube, dialysis solution input pipe are positioned at the bottom of the first dialysate tank, make blood from top to bottom by gravity flowing, and dialysis solution is from bottom to top by dialysis liquid pump coutroi velocity。
Blood input pipe on described first dialysate tank is provided with the valve of two series connection, is provided with connector between valve；Blood outlet tube, dialysis solution input pipe, dialysis solution outlet tube are also equipped with the valve of two series connection, between two valves, are provided with connector；Above connected mode be easy to the first dialysate tank and the second dialysate tank independently from, installation and removal；On pipeline also can plural dialysate tank in parallel, all can connect by the first dialysate tank 2 and the second dialysate tank 4 mode, can independently from, install with dismantle, the dialysate tank of configuration is all identical。
Described dialysis solution monitor is made up of fluid reservoir, light-emitting device, fluid reservoir outlet, power supply, color sensor, fluid reservoir import and control circuit, and power supply is powered to light-emitting device, color sensor, control circuit。
Described fluid reservoir side is provided with light-emitting device, and opposite side is provided with color sensor；The outfan of described color sensor connects the input of control circuit, and the outfan of described control circuit connects the input of described light-emitting device。
Described fluid reservoir material adopts transparent medical material。
Described fluid reservoir has fluid reservoir import to be connected with the valve on pipeline by connector, and fluid reservoir outlet is connected with the valve on pipeline also by connector。
Described light-emitting device includes the first light emitting diode and the second light emitting diode, and the first light emitting diode sends white light, and the second light emitting diode sends HONGGUANG；Described control circuit controls the first light emitting diode of light-emitting device and sends white light, light is radiated on color sensor by filling the fluid reservoir of transparency liquid, color sensor tests out HONGGUANG in white light, green glow and blue light signals amount, using the optical signal amount measured for the first time as monitoring criteria value, the signal detected is passed to control circuit by color sensor；When there being blood in fluid reservoir, become HONGGUANG through the white light of fluid reservoir and impinge upon on color sensor, color sensor senses HONGGUANG and outputs data to control circuit, the HONGGUANG measured, green glow and blue light signals amount are compared by control circuit with the monitoring criteria value recorded for the first time, and blood cleaning equipment carries out leakage blood monitoring；Described control circuit controls the second light emitting diode of light-emitting device and sends HONGGUANG, and the HONGGUANG tested out, green glow and blue light signals amount are changed into the signal of telecommunication and pass to control circuit and carry out self-inspection by color sensor, the function self-inspection of simulation leakage blood。
Described switch board contains alarm, touch screen, button, converter and control circuit, and control circuit is connected with light-emitting device, color sensor, blood sensor, power supply and dialysis liquid pump by holding wire。
Described dialysis liquid pump is by the Frequency Converter Control in switch board。
Described touch screen includes Intelligent programmable PLC, can store information, compiles information, sends instruction。
The invention has the beneficial effects as follows: owing to have employed blood purification leakage blood monitoring system, arrange two or more can be independently from, the dialysate tank of installation and removal, the dialysis solution outlet tube of dialysate tank is provided with monitor, blood outlet tube is provided with blood sensor, the situation of the dialysis solution after dialysis and blood is detected in real time, when there is leakage blood, when the Monitoring Data of monitoring point and the reference value being stored in template differ, alarm equipment alarm, find leakage blood phenomenon in time, in time by the dialysate tank dismounting of leakage blood and replacing, ensure dialysis safety, run continuously。
Accompanying drawing explanation
Fig. 1 is the structural representation of blood purification leakage blood monitoring system。
1. dialysis solution bucket, 2. the first dialysate tank, 3. monitor, 4. the second dialysate tank, 5. switch board, 6. dialysis liquid pump。
Fig. 2 is the structural representation of the first dialysate tank。
21. blood input pipe, 22. valves, 23. connectors, the 24. temporary storage chamber of blood, 25. dialyzers, 26. blood converge room, 27. blood outlet tubes, 28. blood sensors, 29. dialysis solution input pipes, 210. dialysis fluid chambers, 211. dialysis solution outlet tubes。
Fig. 3 is the structural representation of monitor。
31 fluid reservoirs, 32. light-emitting devices, 33. fluid reservoir outlets, 34. power supplys, 35. color sensors, 36. fluid reservoir imports, 37. control circuits。
Detailed description of the invention
The present invention provides a kind of blood purification leakage blood monitoring system, including dialysis solution bucket the 1, first dialysate tank 2, monitor the 3, second dialysate tank 4, switch board 5, dialysis liquid pump 6；Being connected with each other by pipeline between described dialysis solution bucket 1 and first dialysate tank the 2, second dialysate tank 4, the pipeline that dialysis solution bucket 1 leads to first dialysate tank the 2, second dialysate tank 4 is provided with dialysis liquid pump 6；It is characterized in that, described first dialysate tank the 2, second dialysate tank 4 configures identical, and between first dialysate tank the 2, second dialysate tank 4, pipeline connects side by side；Described first dialysate tank 2 and the second dialysate tank 4 all can independently installed and dismountings；Described first dialysate tank 2 is provided with blood input pipe 21, blood outlet tube 27, dialysis solution input pipe 29 and dialysis solution outlet tube 211, described dialysis solution outlet tube 211 is provided with dialysis solution monitor 3, blood outlet tube 27 is provided with blood sensor 28。
Described first dialysate tank 2 is made up of blood input pipe 21, blood temporary room 24, permeable membrane 25, blood convergence room 26, blood outlet tube 27, dialysis solution input pipe 29, dialysis fluid chamber 210, dialysis solution outlet tube 211。
Described blood input pipe 21, dialysis solution outlet tube 211 are positioned at the top of the first dialysate tank 2, blood outlet tube 27, dialysis solution input pipe 29 are positioned at the bottom of the first dialysate tank 2, making blood from top to bottom by gravity flowing, dialysis solution is from bottom to top by dialysis liquid pump 6 coutroi velocity。
Blood input pipe on described first dialysate tank 2 is provided with the valve 22 of two series connection, is provided with connector 23 between valve 22；Blood outlet tube 28, dialysis solution input pipe 29, dialysis solution outlet tube 211 are also equipped with the valve of two series connection, between two valves, are provided with connector 23；Above connected mode be easy to the first dialysate tank 2 and the second dialysate tank 4 independently from, installation and removal；On pipeline also can plural dialysate tank in parallel, all can connect by the first dialysate tank 2 and the second dialysate tank 4 mode, can be independently installed with dismounting, the dialysate tank of configuration is all identical；The valve, the connector specifications and models that use on pipeline are all identical, will meet medical standard-required。
Described dialysis solution monitor 3 is made up of fluid reservoir 31, light-emitting device 32, fluid reservoir outlet 33, power supply 34, color sensor 35, fluid reservoir import 36 and control circuit 37, and power supply 34 is powered to light-emitting device 32, color sensor 35, control circuit 37。
Described fluid reservoir 31 side is provided with light-emitting device 32, and opposite side is provided with color sensor 35；The outfan of described color sensor 35 connects the input of control circuit 37, and the outfan of described control circuit 37 connects the input of described light-emitting device 32。
Described fluid reservoir material adopts transparent medical material。
Described fluid reservoir has fluid reservoir import to be connected with the valve on pipeline by connector, and fluid reservoir outlet is connected with the valve on pipeline also by connector。
Described light-emitting device 32 includes the first light emitting diode and the second light emitting diode, and the first light emitting diode sends white light, and the second light emitting diode sends HONGGUANG；Described control circuit 37 controls the first light emitting diode of light-emitting device 32 and sends white light, light is radiated on color sensor 35 by filling the fluid reservoir 31 of transparency liquid, color sensor is surveyed 35 and is tried out HONGGUANG in white light, green glow and blue light signals amount, using the optical signal amount measured for the first time as monitoring criteria value, the signal detected is passed to control circuit 37 by color sensor 35；When having blood in fluid reservoir 31, become HONGGUANG through the white light of fluid reservoir and impinge upon on color sensor 35, color sensor sense 35 should be arrived HONGGUANG and output data to control circuit, the HONGGUANG measured, green glow and blue light signals amount are compared by control circuit with the monitoring criteria value recorded for the first time, and blood cleaning equipment carries out leakage blood monitoring；Described control circuit 37 controls the second light emitting diode of light-emitting device 32 and sends HONGGUANG, and the HONGGUANG tested out, green glow and blue light signals amount are changed into the signal of telecommunication and pass to control circuit and carry out self-inspection by color sensor, the function self-inspection of simulation leakage blood。
Described switch board 5 is containing alarm, touch screen, button, converter and control circuit 37, and control circuit 37 is connected with light-emitting device 32, color sensor 35, power supply 34, dialysis liquid pump 6 by holding wire。
Described dialysis liquid pump 6 is by the Frequency Converter Control in switch board。
Described touch screen includes Intelligent programmable PLC, can store information, compiles information, sends instruction。
Blood purification of the present invention leakage blood monitoring system to realize method as follows:
1. adjust dialysis liquid pump 6 rotating speed, open dialysis solution and flow through valve on pipeline, dialysis solution in dialysis solution bucket 1 is pumped into certain speed simultaneously the first dialysate tank 2 and the second dialysate tank 4, dialysis solution is inputted by the dialysis solution input pipe 29 of dialysate tank, through dialysis fluid chamber 210, from bottom to top, export through dialysis solution outlet tube 211；Again the blood of human body is inputted by the blood input pipe 21 of dialysate tank, after blood temporary room 24, permeable membrane 25, blood converge room 26 dialysis, finally export via blood outlet tube 27；
2. the dialysis solution that normal dialysis solution outlet tube 211 of dialysing flows through is obtained monitoring criteria value by monitor 3；The blood that normal blood outlet tube 27 of dialysing flows through is obtained monitoring criteria value by blood sensor 28；The information compiling obtained is stored by Intelligent programmable PLC；
3. when there being blood leakage situation, monitor 3 and blood sensor 28 detect exception, and Intelligent programmable PLC sends instruction, alarm equipment alarm；
4. adjust the rotating speed of dialysis liquid pump 6, the valve on closing fault dialysate tank pipeline after reporting to the police in time, fault dialysate tank is changed, makes dialysis properly functioning。
Described above is not limitation of the present invention, and the present invention is also not limited to the example above, the change made in the essential scope of the present invention of those skilled in the art, remodeling, interpolation or replacement, also should belong to protection scope of the present invention。