CN101905050A

CN101905050A - Microcomputer monitoring transfusion measuring and reporting device

Info

Publication number: CN101905050A
Application number: CN 201010250903
Authority: CN
Inventors: 张胜杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-11
Filing date: 2010-08-11
Publication date: 2010-12-08

Abstract

The invention relates to an improved microcomputer monitoring transfusion measuring and reporting device comprising two parts, i.e. electronic transfusion devices and a computer monitoring and reporting instrument, wherein the electronic transfusion devices are placed in a sickroom and clamped on transfusion tubes and transmit high-frequency signals; the computer monitoring and reporting instrument is placed in an office of medical workers and receives and processes the high-frequency signals; each electronic transfusion device comprises a box body with a clamp and an electronic circuit inside the box body and is clamped on the transfusion tube through the clamp positioned on the box body; the clamp is internally provided with a liquid level induction piece which consists of two metal pieces and forms the electronic part of the electronic transfusion device with the electronic circuit inside the box body together; the electronic part of the electronic transfusion device comprises an electro-hydraulic converting circuit, a detection time regulating circuit, a communication time regulating circuit, a battery voltage detection circuit, a ward area sickbed digital coding modulation circuit, a high-frequency transmitting circuit, and the like; and the computer monitoring and reporting instrument comprises a signal receiving circuit, a decoding circuit, a microcomputer system, a sickbed number digital display circuit, a voice reporting circuit, and the like. The electronic transfusion devices with different shapes and made of different materials implement the functions of monitoring the whole process of transfusion and transmitting information to the medical workers in three ways of bed number digital display, loudspeaker voice prompt and a voice content indicating lamp. The invention has extensive adaptability and strong function.

Description

Microcomputer monitoring transfusion measuring and reporting device

Technical field

The present invention relates to the medical assistance apparatus, promptly a kind of infusion detector and alarm that is used to monitor infusion process.

Background technology

Venous transfusion is commonly called as and has an intravenous drip, because transfusion time is long, the time that the infusion bottle herb liquid is totally lost often is difficult to grasp.For this reason, the inventor is with " a kind of infusion monitoring reporter ", China Patent No. CN95117884.9 and " intelligent infusion detector and alarm ", China Patent No. ZL99126291.3 discloses the binomial invention, this binomial infusion detector and alarm is formed by the computer monitoring report instrument two parts that are arranged on electronic infusion device of placing infusion bottle in the ward and launching high-frequency signal and the reception that is arranged on medical personnel office and processing high-frequency signal, and the electronic section of electronic infusion device is by level sensing circuit (Level Detection), adjust circuit (anti-jamming circuit) launch time, digital coding modulation circuit (communication time adjust circuit), high frequency transmission circuit (the preferential interlock circuit of communication channel), supply voltage monitoring circuit (lesion sick bed digital coding and modulation) and radio circuit and regulated power supply are formed; The computer monitoring report instrument receives amplification and rectification circuit, decoding circuit, microsystem and voice report circuit, sick bed label indicator light circuit, buzzer circuit and working power by high frequency and forms, be the full-automatic wireless transmission system, safe and reliable, patient does not have any mental burden during transfusion, and nobody handles not worry being totally lost medicinal liquid; Medical personnel also can reduce labor intensity and psychological burden greatly, avoid malpractice to take place.But in recent years along with the continuous variation of infusion vessel on shape and material, the plastic bag transfusion and the medical non-pyramid type plastic bottle infusion vessel of medical flexible package are used widely clinically, because foregoing invention can only be placed pyramid type vial infusion vessel on each electronic infusion device, therefore, this defective is restricted its scope of application clinically, electronic circuitry design waits to optimize in addition, and monitoring function is not ideal enough to be waited not enoughly, haves much room for improvement, perfect.

Summary of the invention

Order of the present invention ground will provide the infusion detector and alarm that a kind of scope of application is more extensive, electronic circuitry design is more optimized exactly.

For finishing the microcomputer monitoring transfusion measuring and reporting device that the invention task designs, be clamped on the infusion tube in the ward by placing, and launch the electronic infusion device of high-frequency signal and place the computer monitoring report instrument that receives and handle high-frequency signal in the medical personnel office to form, electronic infusion device passes through the lateral clip of box body on infusion tube, the liquid level sensing chip is set in the clip, and with box body in electronic circuit constitute liquid---the power conversion circuit of electronic infusion device electronic section, have battery to provide working power for electronic circuit in the box body, the electronic section of electronic infusion device also has adjusts circuit detection time, communication time is adjusted circuit, battery voltage detection circuit, lesion sick bed digital coding modulation circuit, high frequency transmission circuit, relay indicating light circuit and power circuit; The computer monitoring report instrument is made up of high-frequency signal reception, amplification and rectification circuit, decoding circuit, microsystem, sick bed count sign indicating number display circuit, voice report circuit, voice report content indicator light circuit and power circuit.And the liquid of electronic infusion device electronic section---power conversion circuit is to be capacitor C 9 and audion Q5 by the liquid level sensing chip, resistance R 7, R8, R17, R23, capacitor C 3, C4, C8, C10, the sine-wave oscillator that C11 and inductance L 2 formed and by audion Q6, diode D3, resistance R 9, the amplifier stage that R10 forms constitutes, and adjust circuit detection time is by audion Q2, Q3, Q4, resistance R 1, R6, R15, R16, capacitor C 1, the blocking oscillator that C7 and integrated circuit U1A form constitutes, and communication time adjustment circuit is to connect resistance R 10 by integrated circuit U1B, diode D6 and U1B connect resistance R 18, R19, capacitor C 12 is connected diode D4 with U1B, the EDM Generator of Adjustable Duty Ratio multivibrator that integrated circuit U1D forms constitutes, and battery voltage detection circuit connects integrated circuit U2 by integrated circuit U1C, diode D2, D5, resistance R 11 and integrated circuit U1D connect resistance R 5 and are connected resistance R 20 with audion Q7, R21, R22, capacitor C 13, the micro current amplifier that integrated circuit U1D forms constitutes, and lesion sick bed digital coding modulation circuit is made up of integrated circuit U2 and internal oscillator resistance R 12, and high frequency transmission circuit is mainly by audion Q1, Q8, capacitor C 5, C6, inductance L 1 harmony surface resonance device H forms, and the relay indicating light circuit connects resistance R 2 by integrated circuit U1A, R3, capacitor C 2 and light emitting diode D1 form, and power circuit is by on and off switch S, resistance R 14 and battery E form, it places the signal of computer monitoring report instrument in the medical personnel office to receive, amplification and rectification circuit is by constituting with radio frequency receiving integrate circuit U1 that miniature reception antenna AN is connected with regulated power supply integrated circuit U4, its decoding circuit is connected resistance R 4 by audion Q2 respectively with Q3, R5 and integrated circuit U6 and decoding integrated circuit U2, U3 connects integrated circuit U1 and forms, its sick bed count sign indicating number display circuit is by integrated circuit U10, U11, charactron integrated circuit U7, U8 and current-limiting resistance R14, R15, R16, R17, R18, R19, R22, R23, R27, R28, R29, R30, R31, R32 forms, its voice report circuit is by speech IC U9, frequency power amplifying IC U12, speaker Y and related resistors, electric capacity constitutes, its voice report content indicator light circuit is by audion Q1, Q4, light emitting diode D1, D2, resistance R 2, R24 constitutes, and its power circuit is by secondary connection bridge-type rectification integrated circuit Z and the integrated regulator U4 of mains transformer B, U5, U13 forms.

And on the box body liquid level sensing chip in the clip by two head and the tail relatively, form two breach and surround ring formation and can be close to the sheet metal of infusion tube outer wall and constitute.

The present invention adopts the beneficial effect of technique scheme to be: because the electronic infusion device in apparatus of the present invention is clipped on the infusion tube, irrelevant with the infusion vessel of storing medicinal liquid, and the technical specification of infusion tube and specification and material be all by GB production, so apparatus of the present invention range of application clinically is more extensive.Being clipped in mode of operation on the infusion tube simultaneously, to make that medical personnel use convenient.In the transfusion overall process, with liquid level in the mode moment monitoring transfusion flexible pipe of noncontact medicinal liquid, medicinal liquid is had no pollution, when the infusion tube inner liquid medicine was lower than on the electronic infusion device box body in the clip position of liquid level sensing chip clamping, electronic infusion device can send this information immediately with the high-frequency digital coded radio signal.And the computer monitoring report instrument in the dispensary is under inner microsystem control, the interface circuit that continuous sweep is relevant with sick bed label with the lesion, in case receive the information that electronic infusion device sends, after computing, date processing and judgement, promptly send information to medical personnel, with timely processing with the number demonstration of sick bed label, the voice suggestion of speaker and the three kinds of modes of lighting of corresponding voice content display lamp.This device also possesses repeatedly prompt facility and changes the prompt facility of electronic infusion device working battery, has realized intellectuality.

Description of drawings

Embodiment describes the present invention below in conjunction with accompanying drawing:

Fig. 1 is for electronic infusion device part in apparatus of the present invention and be clamped in working state schematic representation on the infusion tube;

Fig. 2 is the liquid level sensing chip sketch map in the clip on the electronic infusion device box body;

Fig. 3 is an electronic infusion device electronic section block diagram in apparatus of the present invention;

Fig. 4 is electronic infusion device electronic section circuit theory diagrams in apparatus of the present invention;

Fig. 5 is a computer monitoring report instrument part block diagram in apparatus of the present invention;

Fig. 6 is a computer monitoring report instrument partial circuit schematic diagram in apparatus of the present invention.

The specific embodiment

As shown in Figure 1, infusion vessel 1 herb liquid instils via infusion tube 5, electronic infusion device is clamped on the infusion tube 5 by the liquid level sensing chip 6 that is provided with in the box body 2 side clips 7, by the work of electronic circuit in the on and off switch 3 control box bodys 2, light emitting diode 4 shows the duty of electronic infusion device.

As shown in Figure 2, liquid level sensing chip 6 by two sheet metals 8 head and the tail relatively, surround ring formation and form capacitor C 9 to be close to the infusion tube outer wall, two breach 9 are arranged between the two metal sheets 8, be electrically connected with electronic circuit realization in the box body by lead 10.

As shown in Figure 3, the electronic section of electronic infusion device is by liquid---and adjust power conversion circuit, detection time circuit, communication time adjustment circuit, battery voltage detection circuit, lesion sick bed digital coding modulation circuit, high frequency transmission circuit, relay indicating light circuit and power circuit and form.

As shown in Figure 4, the liquid level sensing chip 6 that audion Q5 connects in resistance R 7, R8, R17, R23, capacitor C 3, C4, C8, C10, C11 and the electronic infusion device box body 2 side clips 7 is that capacitor C 9 and inductance L 2 constitute sine-wave oscillator, audion Q6 base stage connects diode D3, capacitor C 4, colelctor electrode connecting resistance R9, R10 and grounded emitter and constitutes amplifier stage, more than constitutes liquid---power conversion circuit.When infusion tube 5 inner liquid medicines are higher than the position of liquid level sensing chip 6 clampings, because the existence of liquid, making liquid level sensing chip 6 is that the value of capacitor C 9 is bigger, be enough to make sine-wave oscillator work, oscillator signal is after amplifier stage amplifies, make audion Q6 be in saturated, its current collection is electronegative potential very; And when infusion tube 5 inner liquid medicines are lower than the position of liquid level sensing chip 6 clampings, capacitor C 9 values diminish, agitator quits work, and causes very high potential of audion Q6 current collection, thereby has realized that liquid level is high and low with the high and low liquid of audion Q6 collector potential---electricity transforms in the infusion tube 5; Adjust circuit be connected resistance R 1, R6, R15, R16, capacitor C 1, C7, integrated circuit U1A and on and off switch S respectively by audion Q2, Q3 and Q4 and constitute detection time in the electronic infusion device.Audion Q2 connection resistance R 6, R15, capacitor C 1, on and off switch S are connected resistance R 6, R16, capacitor C 7 and audion Q4 and are connected resistance R 1, integrated circuit U1A foot 2 formations one blocking oscillator with audion Q3, its effect is the foot 3 formation high level pulse at an intermittence at outfan integrated circuit U1A, is that liquid---power conversion circuit provides working power in the pulse duration; The communication time of electronic infusion device is adjusted circuit and mainly is made of integrated circuit U1B, diode D4, D6, resistance R 10, R18, R19 and capacitor C 12.The foot 4 that the foot 6 that the foot 5 of U1B connects resistance R 10, diode D6 and U1B is connected resistance R 18, R19 and capacitor C 12 and U1B is connected the multivibrator of the foot 12 formation EDM Generator of Adjustable Duty Ratio of diode D4 and integrated circuit U1D.Its effect is to finish when transfusion, and audion Q6 current collection very during high level, start working by agitator, the level of its outfan integrated circuit U1B foot 4 just high with hang down between alternate, allow back each circuit working of level during low level, promptly send high-frequency signal, realize communication.Otherwise when being high level, forbid that high-frequency signal sends, making high-frequency signal launch time by choose reasonable resistance R 18, R19 is 0.5-1 second, and be 30-40 second blanking time; The battery voltage detection circuit of electronic infusion device connects integrated circuit U2 foot 6, diode D2, D5, resistance R 11 by integrated circuit U1C foot 10, integrated circuit U1D foot 11 connects resistance R 5, audion Q7 connects resistance R 20, R21, R22, capacitor C 13 and U1D foot 13 and constitutes micro current amplifier and detect cell voltage, its effect is, when cell voltage is reduced to lower limit, promptly mail to dispensary, remind medical personnel in time to upgrade battery for electronic infusion device with high-frequency digital wireless encoding pulse signal; The lesion sick bed digital coding modulation circuit of electronic infusion device mainly is made up of integrated circuit U2 and R12, integrated circuit U2 foot 1---foot 5 connects corresponding level respectively, to realize coding to the lesion, integrated circuit U2 foot 7, foot 8, foot 10---foot 13 connects corresponding level respectively, to realize coding to sick bed, integrated circuit U2 foot 16 connects the colelctor electrode of audion Q1 to accept work whether control signal, integrated circuit U2 foot 14 connects internal oscillator resistance R 12, integrated circuit U2 foot 6 connects difference and the level mark of integrated circuit U1C foot 10 to realize the high-frequency digital encoded content is promptly infused and finished or upgrade the electronic infusion device battery, integrated circuit U2 foot 9 ground connection, integrated circuit U2 foot 15 connecting resistance R13 are to realize the modulation to back level radio circuit; The high frequency transmission circuit of electronic infusion device mainly is made up of audion Q1, Q8, capacitor C 5, C6, inductance L 1 harmony surface resonance device H.Audion Q1 connects resistance R 4, R5 to accept the control signal whether the high frequency communication opens, audion Q8 base stage connects resistance R 13 to accept the modulation signal of prime, and audion Q8 connects capacitor C 6, inductance L 1 is that miniature antenna harmony surface resonance device H is to realize the higher-order of oscillation and emission; The relay indicating light circuit of electronic infusion device mainly connects resistance R 3 by integrated circuit U1A foot 3 and light emitting diode D1 forms, with the work of flicker illumination mode indication electronic infusion device whether, and the effect of resistance R 2, capacitor C 2 connection integrated circuit U1A feet 1 is to make electronic infusion device make light emitting diode D1 continue to light a period of time in the starting stage of connecting working power, gives and uses the medical personnel of electronic infusion device to cause good visual effect; The power circuit of electronic infusion device is made up of on and off switch S, resistance R 14 and battery E, and its effect is that the electronic circuit to electronic infusion device provides working power.

As shown in Figure 5, the computer monitoring report instrument is made up of high frequency reception, amplification and rectification circuit, decoding circuit, microsystem, sick bed count sign indicating number display circuit, voice report circuit, voice report content indicator light circuit and power circuit, places in the dispensary.Under inner microsystem control, the interface circuit of this each berth of lesion of continuous sweep, in case after receiving the high-frequency digital coded pulse radio signal that certain sick bed electronic infusion device sends, errorless through computing, date processing and judgement, light three kinds of information caution medical personnel with the number demonstration of sick bed label, the voice suggestion and the corresponding voice content display lamp of speaker immediately.More than three kinds of every intervals of information sent once in 3040 seconds, until disposing.

As shown in Figure 6, the high frequency of computer monitoring report instrument receives, amplification and rectification circuit is made up of foot 1 connection reception antenna AN, its foot 6 connection integrated regulator U4 feet 3 and the capacitor C 1 of integrated circuit U1, and its effect is the foot 2 level transmission backward of the faint radio digital signal that antenna receives being amplified shaping and passing through integrated circuit U1; The decoding circuit of computer monitoring report instrument is mainly by decoding integrated circuit U2, U3 and audion Q2, Q3 forms, the foot 14 of decoding integrated circuit U2 and U3 is connected the foot 2 of integrated circuit U1 to accept coded data, the foot 1---foot 5 of decoding integrated circuit U2 and U3 is ground connection or unsettled respectively, to realize decoding to the lesion, the foot 7 of decoding integrated circuit U2 and U3, foot 8, foot 10---foot 13 connects foot 21---foot 26 and the foot 34---foot 39 of micro computer integrated circuit U6 respectively, to realize decoding to sick bed, the foot 15 of decoding integrated circuit U2 and U3, foot 16 connects internal oscillator resistance R 3 respectively, R6, the foot 6 of decoding integrated circuit U2 and U3 is ground connection and the differentiation of the foot 3 that meets integrated regulator U4 to realize expression in the decoded data is infused and finished or upgrade electronic infusion device battery content respectively, and audion Q2 is connected resistance R 4 respectively with Q3, the foot 13 of R5 and micro computer integrated circuit U6, foot 12 is to realize that decoded data is differentiated the back produces the corresponding application of interrupting; The microsystem of computer monitoring report instrument is made up of micro computer integrated circuit U6, crystal oscillator XT, capacitor C 3, C5, C6, C7 and resistance R 1, its effect is after micro computer integrated circuit U6 is single-chip microcomputer response interruption application, under the control of micro computer internal processes, scan from self foot 21---foot 26 and foot 34---foot 39, to scan that decoded sick bed data are discerned, computing, processing and judgement errorless after, send control instruction to sick bed count sign indicating number display circuit, voice report circuit and voice report content indicator light circuit respectively; The sick bed count sign indicating number display circuit of computer monitoring report instrument is mainly by integrated circuit U10, U11, charactron integrated circuit U7, U8 and current-limiting resistance R14---R19, R22, R23, R27---R32 forms, integrated circuit U11 foot 1, foot 2 connects the foot 13 of integrated circuit U10 and the foot 1 of integrated circuit U10, foot 2 connects the foot 10 of micro computer integrated circuit U6 to accept the sick bed coded data that micro computer transmits, the foot 2---foot 4 of charactron integrated circuit U7, foot 6, foot 7, foot 9, foot 10 is by resistance R 14---R19, the foot 4---foot 6 of R23 and integrated circuit U10, foot 10---foot 13 is connected to realize the demonstration to sick bed number tens, the foot 2---foot 4 of charactron integrated circuit U8, foot 6, foot 7, foot 9, foot 10 is by resistance R 27---R32, the foot 4---foot 6 of R22 and integrated circuit U11, foot 10---foot 13 is connected to realize the demonstration to sick bed number units; The voice report circuit of computer monitoring report instrument is mainly by speech IC U9, frequency power amplifying IC U12, speaker Y and related resistors, electric capacity constitutes, and be the output of adjustable resistance R 34 control audio frequency power amplifiers through potentiometer, the foot 1---foot 7 of micro computer integrated circuit U6 is by the foot 1 of resistance R 7---R13 and speech IC U9, foot 19---foot 24 is connected so that the voice address level to be provided, the foot 16 of micro computer integrated circuit U6 is connected so that playback level to be provided with the foot 16 of speech IC U9 by resistance R 33, under microsystem control, send leaving in the speech IC U9 the different statements in the different addresses in, according to different functional requirements, the statement that is organized into specific meanings promotes speaker Y by audio frequency power amplifier and plays; The voice report content indicator light circuit of computer monitoring report instrument is connected with micro computer integrated circuit U6 foot 27 by audion Q1 sending and receiving optical diode D1 and by resistance R 2, audion Q4 sending and receiving optical diode D2 also is connected with micro computer integrated circuit U6 foot 15 by resistance R 24, its effect is, under microsystem control, voice finish for transfusion or the different content of changing the electronic infusion device battery is lighted corresponding light emitting diode according to playing; The power circuit of computer monitoring report instrument is made up of secondary connection bridge-type rectification integrated circuit Z and integrated regulator U4, U5, the U13 of mains transformer B.

Claims

1. microcomputer monitoring transfusion measuring and reporting device, it is characterized in that being clamped in the ward on the infusion tube (5) by placing, and launch the electronic infusion device of high-frequency signal and place the computer monitoring report instrument that receives and handle high-frequency signal in the medical personnel office to form, said electronic infusion device is clipped on the infusion tube (5) by the lateral clip of box body (2) (7), liquid level sensing chip (6) is set in the clip (7), and with box body in electronic circuit constitute liquid---the power conversion circuit of electronic infusion device electronic section, have battery to provide working power for electronic circuit in the box body, the electronic section of electronic infusion device also has adjusts circuit detection time, communication time is adjusted circuit, battery voltage detection circuit, lesion sick bed digital coding modulation circuit, high frequency transmission circuit, relay indicating light circuit and power circuit; Said computer monitoring report instrument is made up of high-frequency signal reception, amplification and rectification circuit, decoding circuit, microsystem, sick bed count sign indicating number display circuit, voice report circuit, voice report content indicator light circuit and power circuit.

2. microcomputer monitoring transfusion measuring and reporting device according to claim 1, the liquid that it is characterized in that said electronic infusion device electronic section---power conversion circuit is to be electric capacity (C9) and audion (Q5) by liquid level sensing chip (6), resistance (R7), (R8), (R17), (R23), electric capacity (C3), (C4), (C8), (C10), (C11) with the sine-wave oscillator of inductance (L2) composition with by audion (Q6), diode (D3), resistance (R9), (R10) amplifier stage of forming constitutes, adjusting circuit said detection time is by audion (Q2), (Q3), (Q4), resistance (R1), (R6), (R15), (R16), electric capacity (C1), (C7) and the blocking oscillator formed of integrated circuit (U1A) constitute, it is to connect resistance (R10) by integrated circuit (U1B) that said communication time is adjusted circuit, diode (D6) and (U1B) connect resistance (R18), (R19), electric capacity (C12) is connected diode (D4) with (U1B), the EDM Generator of Adjustable Duty Ratio multivibrator that integrated circuit (U1D) is formed constitutes, said battery voltage detection circuit connects integrated circuit (U2) by integrated circuit (U1C), diode (D2), (D5), resistance (R11) and integrated circuit (U1D) connect resistance (R5) and are connected resistance (R20) with audion (Q7), (R21), (R22), electric capacity (C13), the micro current amplifier that integrated circuit (U1D) is formed constitutes, said lesion sick bed digital coding modulation circuit is made up of integrated circuit (U2) and internal oscillator resistance (R12), said high frequency transmission circuit is mainly by audion (Q1), (Q8), electric capacity (C5), (C6), inductance (L1) harmony surface resonance device (H) is formed, said relay indicating light circuit connects resistance (R2) by integrated circuit (U1A), (R3), electric capacity (C2) and light emitting diode (D1) are formed, said power circuit is by on and off switch (S), resistance (R14) and battery (E) are formed, and the signal in the said computer monitoring report instrument receives, amplification and rectification circuit is made of the radio frequency receiving integrate circuit (U1) that is connected with regulated power supply integrated circuit (U4) with miniature reception antenna (AN), said decoding circuit is connected resistance (R4) by audion (Q2) respectively with (Q3), (R5) and integrated circuit (U6) and decoding integrated circuit (U2), (U3) connecting integrated circuit (U1) forms, said sick bed count sign indicating number display circuit is by integrated circuit (U10), (U11), charactron integrated circuit (U7), (U8) and current-limiting resistance (R14), (R15), (R16), (R17), (R18), (R19), (R22), (R23), (R27), (R28), (R29), (R30), (R31), (R32) form, said voice report circuit is by speech IC (U9), frequency power amplifying IC (U12), speaker (Y) and related resistors, electric capacity constitutes, said voice report content indicator light circuit is by audion (Q1), (Q4), light emitting diode (D1), (D2), resistance (R2), (R24) constitute, said power circuit is by the secondary connection bridge-type rectification integrated circuit (Z) and the integrated regulator (U4) of mains transformer (B), (U5), (U13) form.

3. microcomputer monitoring transfusion measuring and reporting device according to claim 1 and 2, it is characterized in that said electronic infusion device box body (2) go up liquid level sensing chip (6) in the clip (7) be by two head and the tail relatively, forms two breach (9) and surrounds sheet metal (8) formation that ring formation can be close to infusion tube (5) outer wall.