CN2234784Y - Monitor for infusion - Google Patents
Monitor for infusion Download PDFInfo
- Publication number
- CN2234784Y CN2234784Y CN 95216387 CN95216387U CN2234784Y CN 2234784 Y CN2234784 Y CN 2234784Y CN 95216387 CN95216387 CN 95216387 CN 95216387 U CN95216387 U CN 95216387U CN 2234784 Y CN2234784 Y CN 2234784Y
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- chip
- pick
- amplifier
- singlechip cpu
- cpu chip
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Abstract
The utility model relates to a monitor for the infusion. A sensor [1] which is installed on a Murphy dropper is connected with a single chip computer system. The single chip computer system is connected with a liquid crystal display device and a sound and light alarm device. The sensor [2] which is installed between the outlet of an infusion bottle and the Murphy dropper is connected with an amplifier [14]. The output end of the amplifier [14] is connected with the sound and light alarm device. The sensor comprises an infrared emitter and a receiver. The utility model refers to the technical field of the medical application Murphy dropper infusion device. The utility model solves the technical problems that the speed rate of the clinical infusion is monitored. When the limited speed rate is surpassed or no physic liquor is output, the alarm is conducted. The utility model is used for monitoring for the clinical quantitative infusion.
Description
A kind of dropping monitor belongs to field of medical instruments, specially refers to the technical field of Mo Feishi dropper infusion set.
Documents " dropping monitor patent No. ZL93242421.2 ", be by " infrared generator; infrared receiver amplifier trigger and corresponding sound light alarming circuit are formed ", " sending the sound and light alarm signal when drop interrupts in precalculated position or the Mo Feishi dropper " when liquid level in the infusion bottle is lower than.So documents can not monitor the speed of transfusion; More can not monitor the bound of infusion rate.The rate controlled that often requires drop in the clinical transfusion process within the specific limits, for example the transfusion in the anesthesia process is implemented in operation, the anesthesia liquid that requires to be defeated by the patient in the unit interval has strict regulation, because unit interval transfusion quantity is directly proportional with the speed of drop, so experienced medical personnel can know that per minute is input to the intravital liquid measure of patient as long as count per minute drop number.The speed that offers medical personnel's drop when therefore infusing is necessary.
In sum, the purpose of this utility model is: the bound that drop speed is set during transfusion, and the speed numerical value that shows drop at any time supplies medical personnel's reference, when the speed of drop exceeds determined bound or when in the infusion bottle during no medicinal liquid output, all report to the police with the form of acousto-optic, thus the supervision of realization clinical transfusion.
A kind of dropping monitor, by the pick off that RF transmitter and receptor constitute, wherein pick off [1] is connected with Single Chip Microcomputer (SCM) system, and Single Chip Microcomputer (SCM) system is connected with acoustic-optic alarm with liquid crystal display again; Pick off [2] is connected with amplifier [14], and amplifier [14] is connected with acoustic-optic alarm again.Pick off [1] is contained on the Mo Feishi dropper, the common terminal that the A that the power end of the RF transmitter on the pick off [1] is connected on pulse signal interface circuit [9] holds, the signal output part of receptor is connected on B end, RF transmitter and the receptor of pulse signal interface circuit [9] is connected on the C end of pulse signal interface circuit [9], and the signal output part of pulse signal interface circuit [9] is connected on the I/O input port line of singlechip CPU chip [3]; Pick off [2] is contained in the transfusion outlet and the tube for transfusion between the Mo Feishi dropper of infusion bottle or bag, the common terminal that the D that the power end of the RF transmitter on the pick off [2] is connected on amplifier [14] holds, the signal output part of receptor is connected on E end, RF transmitter and the receptor of amplifier [14] is connected on the F end of amplifier [14], and the signal output part of amplifier [14] is connected on the signal input part of circuits for triggering [15].
We produce response message when utilizing flow of liquid to cross the pick off that RF transmitter and receptor form, and monitor transfusion after treatment.
The pick off [1] that is contained on the Mo Feishi dropper is connected with pulse signal interface circuit [9], pulse signal interface circuit [9] can be made of a voltage comparator, and the signal output part of pulse signal interface circuit [9] is connected on the I/O input port line of singlechip CPU chip [3].When medicinal liquid flowing drop by drop, pick off [1] will be exported the pulse signal with its respective synchronization, this signal is delivered to the input of pulse signal interface circuit [9], this circuit carries out shaping to the signal of pick off [1] output, then, the signal after the shaping is input on the line of singlechip CPU chip [3] I/O input port, single-chip microcomputer calculates the speed that the frequency of this signal is promptly infused, and compare with set infusion rate bound, if surmount the speed of defined, will send alarm signal.By singlechip CPU chip [3], address latch chip [5], program storage EPROM chip [6], clock circuit [4], load switch [7], put several keys [8], put number state [20], the low early warning circuit of supply voltage [10] constitutes Single Chip Microcomputer (SCM) system.The annexation of each parts is in the Single Chip Microcomputer (SCM) system: the program that service routine bin EPROM chip [6] and address latch chip [5] constitute singlechip CPU chip [3] stores expanded circuit, wherein the address wire of singlechip CPU chip [3] and data wire are connected on program storage EPROM chip [6] and the corresponding I/O mouth line of address latch chip [5], the control mouth line of singlechip CPU chip [3] is connected on program storage EPROM chip [6] and address latch chip [5] the control corresponding mouth line, control, program in the fetch program bin EPROM chip [6], clock circuit [4] be connected singlechip CPU chip [3] the time flare line on, load switch [7] and put several keys [8] and put on the I/O mouth line that number state [20] is connected to singlechip CPU chip [3], the outfan of the low early warning circuit of supply voltage [10] is connected on the I/O mouth line of singlechip CPU chip [3], if supply voltage low during to 4.2 volts on LCD panel [12] the low warning mark of display power supply voltage.The infusion rate information of singlechip CPU chip [3] output will be delivered at any time on the liquid crystal display of being made up of display driver circuit [11] and LCD panel [12] and show; When singlechip CPU chip [3] sends the speed alarm signal of transfusion, will deliver to acoustic-optic alarm [13] to this signal and report to the police.Information after Single Chip Microcomputer (SCM) system is handled is delivered to liquid crystal display and acoustic-optic alarm, its annexation is the input that the I/O mouth line of singlechip CPU chip [3] is connected display driver circuit [11], display driver circuit [11] is made of the decoding latch, and the outfan of decoding latch is connected the input of LCD panel [12]; The input of acoustic-optic alarm [13] is connected on the I/O mouth line of singlechip CPU chip [3].
Pick off [2] on the tube for transfusion between the transfusion outlet that is contained in infusion bottle or bag and the Mo Feishi dropper is connected with amplifier [14], and circuits for triggering [15] are connected with amplifier [14].In tube for transfusion, there is not medicinal liquid, pick off [2] will be exported a pulse signal, be transferred on the circuits for triggering [15] after amplifier [14] is handled, the outfan of circuits for triggering [15] connection power amplification [17] removes to promote loudspeaker [18] sounding and light emitting diode [19] is luminous, reports to the police.
This utility model is compared with documents " dropping monitor patent No. ZL93242421.2 " and is had following effect:
1. only can be in the Mo Feishi dropper in the documents drop send the sound and light alarm signal when interrupting.And this utility model can allow medical personnel according to the medical treatment requirement bound of infusion rate is set, in case infusion rate surmounts set bound, will send the sound and light alarm signal; Simultaneously, in infusion process, can show the infusion rate value, can be medical personnel so quantitative infusion data is provided by liquid crystal display, thus assurance medical effect and patient's safety.
2. in the documents pick off is placed on the infusion bottle.This utility model is that pick off [2] is contained in the transfusion outlet and the tube for transfusion between the Mo Feishi dropper of infusion bottle or bag.According to routine, one bottle of the each transfusion of patient or some bottles, total hope is defeated clean the medicinal liquid in the bottle, this utility model is just can report to the police when no medicinal liquid is exported in the infusion bottle, thereby medicinal liquid is utilized fully, having stopped the waste of medicinal liquid, all is useful to patient and society, and the while does not influence medical personnel to the patient of the continuous transfusion liquid of changing dressings yet.
Description of drawings:
Fig. 1 dropping monitor functional-block diagram
Fig. 2 liquid crystal display, acoustic-optic alarm, Single Chip Microcomputer (SCM) system schematic diagram
Fig. 3 amplifier and acoustic-optic alarm principle
Embodiment:
At first, shown in Fig. 1 dropping monitor functional-block diagram, pick off [1] is contained on the Mo Feishi dropper.Then, according to Fig. 2 liquid crystal display, acoustic-optic alarm, the Single Chip Microcomputer (SCM) system schematic diagram connects, the power end of the RF transmitter on the pick off [1] is connected on the A end of pulse signal interface circuit [9], the signal output part of receptor is connected on the B end of pulse signal interface circuit [9], the common terminal of RF transmitter and receptor is connected on the C end of pulse signal interface circuit [9], the signal output part of pulse signal interface circuit [9] is connected on the I/O input port line of singlechip CPU chip [3], pulse signal interface circuit [9] can be made of a voltage comparator, after drop passes through pick off [1], will on the line of the I/O input port of singlechip CPU chip [3], receive pulse signal; Then, the program of using a slice program storage EPROM chip [6] and a slice address latch chip [5] to constitute singlechip CPU chip [3] stores expanded circuit, wherein the address wire of singlechip CPU chip [3] and data wire are connected on program storage EPROM chip [6] and the corresponding I/O mouth line of address latch chip [5], the control mouth line of singlechip CPU chip [3] is connected on program storage EPROM chip [6] and address latch chip [5] the control corresponding mouth line, control, program in the fetch program bin EPROM chip [6], singlechip CPU chip [3] adopts 8031 chips, address latch chip [5] adopts the 74LS573 chip, program storage EPROM chip [6] adopts 2716 chips, after singlechip CPU chip [3] receives pulse signal, the blanking time of pulse signal will be calculated, be converted into the speed of drop then, simultaneously this drop speed and the infusion rate bound that is provided with are in advance compared, singlechip CPU chip [3] is transferred to the drop speed of this moment on the display driver circuit [11] for information about, whether surmounting being transferred to for information about on the acoustic-optic alarm [13] of set infusion rate bound; Clock circuit [4] be connected singlechip CPU chip [3] the time flare line on; Load switch [7] and put several keys [8] and put on the I/O mouth line that number state [/O] is connected to singlechip CPU chip [3], click load switch [7], again by putting several keys [8], number on the liquid crystal display [12] is the upper limit of infusion rate, click load switch [7] again and by putting several keys [8], number on the liquid crystal display [12] is the lower limit of infusion rate, can be the upper limit or lower limit by putting number state [20] prompting when infusion rate is set, singlechip CPU chip [3] be delivered to liquid crystal display [12] with the information of output and is gone up demonstration; The outfan of the low early warning circuit of supply voltage [10] is connected on the I/O mouth line of singlechip CPU chip [3], go up display power supply voltage low warning mark at LCD panel [12] when supply voltage is low during to 4.2 volts, the I/O mouth line of singlechip CPU chip [3] is connected the input of display driver circuit [11], display driver circuit [11] is made of the decoding latch, can adopt two models is that 4543 chip is formed, the outfan of decoding latch is connected the input of LCD panel [12], shows infusion rate and setting value and corresponding sign; The input of acoustic-optic alarm [13] is connected on the I/O mouth line of singlechip CPU chip [3], acoustic-optic alarm [13] can be made of 556 chips, piezoelectric ceramic piece, light emitting diode, resistor and capacitor, when infusion rate surmounts bound, singlechip CPU chip [3] is delivered to acoustic-optic alarm [13] with the information of output and is reported to the police.
Then, shown in Fig. 1 dropping monitor functional-block diagram, pick off [2] is contained in the transfusion outlet and the tube for transfusion between the Mo Feishi dropper of infusion bottle.Then, according to Fig. 3 amplifier and acoustic-optic alarm schematic diagram, the power end of the RF transmitter on the pick off [2] is connected on the D end of amplifier [14], the signal output part of receptor is connected on the E end of amplifier [14], the common terminal of RF transmitter and receptor is connected on the F end of amplifier [14], the signal output part of amplifier [14] is connected on the input of circuits for triggering [15], amplifier [14] can adopt the LM324 chip, circuits for triggering [15] can be by the CD4013 chip, resistor, derailing switch [16] constitutes bistable trigger-action circuit, derailing switch [16] plays reset response, in tube for transfusion, there is not medicinal liquid, pick off [2] will be exported a pulse signal, be input to amplifier [14], be input to circuits for triggering [15] after treatment, make circuits for triggering [15] produce a signal and promote power amplification [17] transistor work, make loudspeaker [18] sounding, light emitting diode [19] is luminous.
Claims (4)
1. dropping monitor, by the pick off that RF transmitter and receptor constitute, wherein pick off [1] is connected with Single Chip Microcomputer (SCM) system, and Single Chip Microcomputer (SCM) system is connected with acoustic-optic alarm with liquid crystal display again; Pick off [2] is connected with amplifier [14], amplifier [14] is connected with acoustic-optic alarm again, it is characterized in that pick off [1] is contained on the Mo Feishi dropper, the common terminal that the A that the power end of the RF transmitter on the pick off [1] is connected on pulse signal interface circuit [9] holds, the signal output part of receptor is connected on B end, RF transmitter and the receptor of pulse signal interface circuit [9] is connected on the C end of pulse signal interface circuit [9], and the signal output part of pulse signal interface circuit [9] is connected on the I/O input port line of singlechip CPU chip [3]; Pick off [2] is contained in the transfusion outlet and the tube for transfusion between the Mo Feishi dropper of infusion bottle or bag, the common terminal that the D that the power end of the RF transmitter on the pick off [2] is connected on amplifier [14] holds, the signal output part of receptor is connected on E end, RF transmitter and the receptor of amplifier [14] is connected on the F end of amplifier [14], and the signal output part of amplifier [14] is connected on the signal input part of circuits for triggering [15].
2. a kind of dropping monitor according to claim 1 is characterized in that what pulse signal interface circuit [9] was made of a voltage comparator.
3. a kind of dropping monitor according to claim 1, it is characterized in that Single Chip Microcomputer (SCM) system is connected on program storage EPROM chip [6] and the corresponding I/O mouth line of address latch chip [5] by the address wire and the data wire of singlechip CPU chip [3], the control mouth line of singlechip CPU chip [3] is connected on program storage EPROM chip [6] and address latch chip [5] the control corresponding mouth line, clock circuit [4] be connected singlechip CPU chip [3] the time flare line on, load switch [7] and put several keys [8] and put on the I/O mouth line that number state [20] is connected to singlechip CPU chip [3], the outfan of the low early warning circuit of supply voltage [10] is connected on the I/O mouth line of singlechip CPU chip [3].
4. a kind of dropping monitor according to claim 1, the pass that it is characterized in that Single Chip Microcomputer (SCM) system connection liquid crystal display and acoustic-optic alarm is: the I/O mouth line of singlechip CPU chip [3] is connected the input of display driver circuit [11], display driver circuit [11] is made of the decoding latch, and the outfan of decoding latch is connected the input of LCD panel [12]; The input of acoustic-optic alarm [13] is connected on the I/O mouth line of singlechip CPU chip [3].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95216387 CN2234784Y (en) | 1995-07-21 | 1995-07-21 | Monitor for infusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95216387 CN2234784Y (en) | 1995-07-21 | 1995-07-21 | Monitor for infusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2234784Y true CN2234784Y (en) | 1996-09-11 |
Family
ID=33865485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95216387 Expired - Fee Related CN2234784Y (en) | 1995-07-21 | 1995-07-21 | Monitor for infusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2234784Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101075855B (en) * | 2006-05-19 | 2011-06-29 | 深圳迈瑞生物医疗电子股份有限公司 | Method for automatically adapting series telecommunication between host and different peripheral equipments |
| CN102247630A (en) * | 2011-04-22 | 2011-11-23 | 杭州法瑞尔科技有限公司 | Control method and device for automatic transfusion alarm-assistant device |
| CN102580183A (en) * | 2012-03-15 | 2012-07-18 | 凯普瑞兴（北京）医药科技有限公司 | Monitoring alarm system |
| CN103691035A (en) * | 2014-01-09 | 2014-04-02 | 济南智邦电子科技有限公司 | Medical intravenous infusion alarm |
| CN103706003A (en) * | 2012-11-27 | 2014-04-09 | 紫光股份有限公司 | Infusion alarm method and device based on raster image measurement |
| CN104174097A (en) * | 2014-09-21 | 2014-12-03 | 王学建 | Two-position infrared infusion warning device |
| US9199036B2 (en) | 2013-02-25 | 2015-12-01 | Shift Labs, Inc. | Device, method, and system for monitoring the delivery of fluids through a drip chamber |
| CN105536103A (en) * | 2016-02-17 | 2016-05-04 | 黄湘惠 | Induction infusion alarm |
| US11464905B2 (en) | 2013-02-25 | 2022-10-11 | Shift Labs, Inc. | Monitoring device including an emitter emitting electromagnetic radiation and a detector positioned to receive the radiation to determine one or more rolling average flow rates |
-
1995
- 1995-07-21 CN CN 95216387 patent/CN2234784Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101075855B (en) * | 2006-05-19 | 2011-06-29 | 深圳迈瑞生物医疗电子股份有限公司 | Method for automatically adapting series telecommunication between host and different peripheral equipments |
| CN102247630A (en) * | 2011-04-22 | 2011-11-23 | 杭州法瑞尔科技有限公司 | Control method and device for automatic transfusion alarm-assistant device |
| CN102247630B (en) * | 2011-04-22 | 2013-09-18 | 杭州法瑞尔科技有限公司 | Control method and device for automatic transfusion alarm-assistant device |
| CN102580183A (en) * | 2012-03-15 | 2012-07-18 | 凯普瑞兴（北京）医药科技有限公司 | Monitoring alarm system |
| CN103706003A (en) * | 2012-11-27 | 2014-04-09 | 紫光股份有限公司 | Infusion alarm method and device based on raster image measurement |
| CN103706003B (en) * | 2012-11-27 | 2016-01-20 | 紫光股份有限公司 | A kind of transfusion alarm method based on raster image measurement and device thereof |
| US9199036B2 (en) | 2013-02-25 | 2015-12-01 | Shift Labs, Inc. | Device, method, and system for monitoring the delivery of fluids through a drip chamber |
| US11464905B2 (en) | 2013-02-25 | 2022-10-11 | Shift Labs, Inc. | Monitoring device including an emitter emitting electromagnetic radiation and a detector positioned to receive the radiation to determine one or more rolling average flow rates |
| CN103691035A (en) * | 2014-01-09 | 2014-04-02 | 济南智邦电子科技有限公司 | Medical intravenous infusion alarm |
| CN103691035B (en) * | 2014-01-09 | 2017-02-01 | 济南智邦电子科技有限公司 | Medical intravenous infusion alarm |
| CN104174097A (en) * | 2014-09-21 | 2014-12-03 | 王学建 | Two-position infrared infusion warning device |
| CN105536103A (en) * | 2016-02-17 | 2016-05-04 | 黄湘惠 | Induction infusion alarm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |