CN102274556B - Wireless infusion monitoring device and wireless monitoring system - Google Patents
Wireless infusion monitoring device and wireless monitoring system Download PDFInfo
- Publication number
- CN102274556B CN102274556B CN201110122126.2A CN201110122126A CN102274556B CN 102274556 B CN102274556 B CN 102274556B CN 201110122126 A CN201110122126 A CN 201110122126A CN 102274556 B CN102274556 B CN 102274556B
- Authority
- CN
- China
- Prior art keywords
- wireless
- transfusion
- microcontroller
- foot
- information
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a wireless infusion monitoring device which comprises an infusion set liquid level detector (11) and a liquid level information transmitter (12), wherein the liquid level information transmitter (12) comprises a microcontroller, a wireless transceiver, an information storage and a liquid level information transmitter power source; the information storage is connected with the microcontroller through an SPI (serial peripheral interface); the wireless transceiver comprises a communication chip and a wireless signal transceiving device, the wireless signal transceiving device is connected with the communication chip, and the communication chip is connected with the microcontroller; the infusion set liquid level detector (11) comprises a liquid level sensor and a liquid level detection power source; and the signal output end of the liquid level sensor is connected with the signal acquisition end of the microcontroller of the liquid level information transmitter (12). The invention also discloses a wireless infusion monitoring system which comprises more than one wireless infusion monitoring device (1), more than one liquid level information transmission station (2) and more than one infusion monitoring station (3).
Description
Technical field
The present invention relates to the equipment and system infusion process in medical treatment being carried out to remote wireless management and monitoring, particularly a kind of transfusion wireless monitoring device and wireless monitor system.
Background technology
People are in infusion process, when liquid is soon totally lost, syringe needle just must pull out by medical personnel in time, so people must be had (to be generally transfusion people oneself, entourage or medical personnel) pay close attention to liquid level situation in the drip chamber of infusion bottle or tube for transfusion at any time, this is a kind of very large mental burden for transfusion people oneself or entourage, very large workload is too increased for medical personnel, particularly along with the expansion day by day of modern hospital scale, sometimes medical personnel will be responsible for the transfusion condition monitoring tens people at any time, take great energy very much, in order to constantly monitor the transfusion condition of many people, medical personnel to need between dispensary (or nurse room) and transfusion room constantly back and forth, tangible arduous.So hospital more and more needs to carry out wireless monitor to the infusion process of patient and automatically to report and submit the equipment of transfusion condition.
Current transfusion has line monitoring system to comprise call button and receptor, is connected between call button with receptor by cable, and its work process is: when transfusion soon completes, patient or entourage manually press call button, notify that nurse pulls out pin or changes dressings; This wired infusion monitoring system exists following not enough:
1, cause larger trouble to patient and entourage, patient or entourage need the liquid case that keeps one's eyes open in infusion bottle and cannot have a rest, especially at night;
2, because call button installation site is fixed, patient uses very inconvenient, is mainly reflected in: because patient is inserted with infusion needle on hand, patient moves inconvenience, enough will go up call button nurse call often very difficult; Many patients to hospital transfusion, but are not in hospital, the berth that patient is often unfixing, but in transfusion room, arbitrarily look for position to sit down transfusion, patient is not often sitting in call button side, and general difficulty enough goes up call button, especially for not having the patient of entourage especially like this; This wired infusion monitoring system is safeguarded more difficult, and coverage is little, and can not change position at any time.
Chinese patent CN201267642Y discloses a kind of automatic alarming device for drip injection, is mainly made up of load button, pull sensing device, CPU, acousto-optic warning unit, display unit, infrared emission unit, link, shell etc.It is by manually inputting amount of infusion, and through electronic scale systematic survey amount of infusion, when amount of infusion is equal with manually setting amount of infusion, namely it send alarm signal, the nursing staff near prompting.Although it can alleviate the burden that patient, entourage or medical personnel pay close attention to the liquid level situation in the drip chamber of infusion bottle or tube for transfusion at any time, but its alarm signal often will to be passed on medical personnel through patient or entourage, can be there is much information and to pass on inconvenience in centre, and be still difficult to allow medical personnel understand whole transfusion condition at any time.In addition, this alarm capacity of resisting disturbance is not strong, easily produces false alarm when vibrations occur transfusion device.
Chinese invention patent application (application number CN200710163920.5) proposes a kind of wireless intelligent transfusion monitoring system, this system can be understood effectively to the transfusion condition of inpatient, also carries out remote control and regulation by wireless interruption to the liquid droping speed of Morphis tube.But this system cannot effectively be monitored non-transfusion patient of being in hospital.And be arranged on Morphis tube wall due to wireless terminal, it adopts infrared recognition technique, easily causes interference, cause false alarm during staff touching Morphis tube.
Summary of the invention
The object of the invention is to overcome the above-mentioned deficiency of prior art and a kind of transfusion wireless monitoring device and transfusion wireless monitoring system are provided; This device can gather infusion information automatically in time, and can carry out information wireless transmitting-receiving in time, avoids the trouble that transfusion people oneself, entourage or medical personnel manually follow the tracks of transfusion state for a long time; This system can to infusion information Real-time Collection, Real-Time Monitoring, automatically transmission, automatic alarm, and installation and maintenance are simple, and easy to use and flexible is not by position limitation, cheap.
Technical scheme of the present invention is: a kind of transfusion wireless monitoring device, and it comprises transfusion device liquid detection device and level information transporter, level information transporter comprises microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash) and level information transporter power supply, level information transporter power supply is microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash) provide working power, and namely level information transporter power supply is connected with microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash), information storage unit is connected with microcontroller by SPI interface, and microcontroller can carry out Information Access operation to information storage unit chip, wireless transceiver comprises communication chip and wireless signal transceiver, wireless signal transceiver is connected with communication chip, can transmitting/receiving wireless signal, communication chip is responsible for the transmitting-receiving controlling wireless signal transceiver information, communication chip is connected with the SPI interface of microcontroller by SPI interface, communication chip is also connected with the reading and writing data state control interface of microcontroller by reading and writing data state interface, microcontroller passes through SPI interface and reading and writing data state control interface and communication chip and exchanges information and communication control chip, and then control the transmitting-receiving operation of wireless transmitter, wireless transceiver can be set up into wireless from organizing multihop network with the wireless transceiver of other transfusion wireless monitoring device, realize the Wireless transceiver of information, transfusion device liquid detection device comprises liquid level sensor and detecting liquid level power supply, the level condition of liquid in the detectable transfusion drip tube of liquid level sensor or infusion bottle, the signal output part of liquid level sensor is connected with the signals collecting end of the microcontroller of level information transporter, in the transfusion drip tube that the liquid level sensor of reception detects by microcontroller or infusion bottle, the liquid level information of liquid processes, and send the communication chip of wireless transceiver to, communication chip controls wireless signal transceiver again and carries out wireless transmission to the liquid level information of liquid in transfusion drip tube or infusion bottle, detecting liquid level power supply provides working power for liquid level sensor, microcontroller can also receive wireless signal transceiver and to receive and through the information of communication chip process, described microcontroller is ATMega128L chip, described liquid level sensor is contactless liquid level sensor, the level condition of liquid in its detectable transfusion drip tube or infusion bottle, the signal output part of contactless liquid level sensor is held with the lead-in wire 25 foot PD0/12C_CLK of the microcontroller ATMega128L chip of level information transporter and is connected.
The further technical scheme of the present invention is: the operating system of described ATMega128L chip adopts based on the special TinyOS1.x operating system of assembly, module and event driven wireless sensor network.
The present invention further technical scheme is: the communication chip of described wireless transceiver is CC2420 chip, and it can form wireless from organizing multihop network reliably, communication chip CC2420 is connected with the SPI interface of microcontroller ATMega128L by SPI interface, namely the lead-in wire 11 foot PB1/SCK of ATMega128L chip holds, 12 foot PB2/MOSI ends are held with the lead-in wire 32 foot SCLK of wireless transceiver chip CC2420 respectively with 13 foot PB3/MISO ends, 33 foot SI hold, 34 foot SO hold and are connected, and microcontroller ATMega128L exchanges data and clock information by SPI Interface realization and communication chip CC2420, communication chip CC2420 is also connected with the reading and writing data state control interface of microcontroller ATMega128L by reading and writing data state interface, namely the lead-in wire 8 foot PE6/T3 of ATMega128L chip holds, 9 foot PE7/IC3 hold, 29 foot PD4/IC1 hold, 31 foot PD6/T1 ends are held with the lead-in wire 29 foot FIFOP of wireless transceiver chip CC2420 respectively, 30 foot FIFO hold, 27 foot SFD hold, 28 foot CCA ends are connected, communication chip CC2420 is held by 27 foot SFD, 28 foot CCA hold, 29 foot FIFOP hold and 30 foot FIFO hold and microcontroller ATmega128L exchanges reading and writing data state and control information, wireless signal transceiver comprises dual-mode antenna and impedance matching circuit, dual-mode antenna is connected by impedance matching circuit and communication chip CC2420 radio-frequency head (6 foot RF_P hold, 8 foot RF_N hold), and communication chip CC2420 carries out wireless signal transmitting-receiving by dual-mode antenna, communication chip CC2420 is also connected with the crystal oscillation clock circuit (Y1, C3, C4) of 16M.
The present invention further technical scheme is: described information storage unit is serial Flash AT45DB041 storage chip; Information storage unit Flash AT45DB041 chip is connected by the I/O interface of SPI interface with the USART mode of microcontroller ATMega128L, and microcontroller ATMega128L carries out Information Access operation by USART mode to information storage unit Flash AT45DB041 chip.
The present invention also further technical scheme is: described level information transporter power supply is that power transfer module is or/and battery; Power transfer module comprises blood pressure lowering transformer T1, rectification circuit D1 and filter circuit (C1, C2), and outside 220V alternating current is converted to 3V DC source by power transfer module; Power transfer module is or/and the power output end of battery is connected with the power input of microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash).
The present invention also further technical scheme is: described contactless liquid level sensor is also provided with amplifying circuit and buzzer, between the lead-in wire 25 foot PD0/12C_CLK that amplifying circuit is located at the signal output part of contactless liquid level sensor and the microcontroller ATMega128L chip of level information transporter holds, be connected by relay between buzzer with amplifying circuit; Detecting liquid level power supply is that power transfer module is or/and battery.
Another technical scheme of the present invention is: a kind of transfusion wireless monitoring system, and it comprises more than one transfusion wireless monitoring device and more than one infusion monitoring station, infusion monitoring station comprises level information transporter, system monitoring main frame and system database, and level information transporter comprises microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash) and level information transporter power supply, system monitoring main frame is computer system, its main operational system monitoring facilities, system database is arranged in system monitoring main frame, and the data in system database comprise the essential information of essential information corresponding to transfusion wireless monitoring device and patient, the microcontroller (MCU) of level information transporter is connected with system monitoring main frame by I/O interface, the level information transporter of more than one transfusion wireless monitoring device and the level information transporter at more than one infusion monitoring station form a wireless senser from organizing multihop network, the level information transporter of each transfusion wireless monitoring device or the level information transporter at infusion monitoring station form the node of wireless senser from group multihop network, transfusion wireless monitoring device and other transfusion wireless monitoring device are set up into wireless from organizing multihop network, namely its information first passes through other transfusion wireless monitoring device transmission, deliver to the level information transporter at infusion monitoring station again, system monitoring program is arranged in system monitoring main frame, system monitoring main frame is by operational system monitoring facilities, complete and register from the patient infusion status information of wireless senser from group multihop network, analyze and report to the police, system monitoring program is provided with and can be the graphical interfaces that medical personnel check patient infusion state.
The present invention further another technical scheme is: it also comprises more than one level information transfer station; Level information transfer station comprises level information transporter, and level information transporter comprises microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash) and level information transporter power supply; Each level information transporter forms the node of wireless senser from group multihop network.
The present invention compared with prior art has following features:
1, people, entourage or medical personnel are infused without the need to paying close attention to the liquid level situation in the drip chamber of infusion bottle or tube for transfusion at any time, when having infused, system can notify related personnel automatically, significantly reduces the mental burden of transfusion people, entourage or medical personnel;
2, transfusion device liquid detection device with establish wireless senser between nurse room from organizing multihop network and be connected, break transfusion position limitation, make to infuse place not by the restriction of the concrete installation site of equipment, patient is at will in any one local transfusion of transfusion room, not needing to reequip equipment, change berth or seat, facilitating many than there being line monitoring system;
3, combined from group multihop network and transfusion device liquid detection device by wireless senser, summarize respective advantage, make infusion monitoring break region restriction, infusion monitoring can across building, across place, cross-system;
4, this automatic monitoring system is also for the infusion information of preserving patient is provided convenience, because these infusion information are all sent in system monitoring main frame, as required, can call at any time later.
In order to be illustrated more clearly in the present invention, enumerate following examples, but it is without any restrictions to scope of invention.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of transfusion wireless monitoring device of the present invention;
Fig. 2 is microcontroller of the present invention (ATMega128L) and peripheral circuit schematic diagram;
Fig. 3 is wireless transceiver of the present invention and peripheral circuit schematic diagram;
Fig. 4 is power transfer module circuit theory diagrams of the present invention;
Fig. 5 is liquid level sensor of the present invention and peripheral circuit schematic diagram;
Fig. 6 is transfusion wireless monitoring device scheme of installation of the present invention;
Fig. 7 is the structured flowchart of level information transfer station of the present invention;
Fig. 8 is the structured flowchart at infusion monitoring station of the present invention;
Fig. 9 is the schematic diagram of transfusion wireless monitoring system of the present invention;
Figure 10 is the operation principle flow chart of transfusion wireless monitoring device of the present invention.
Detailed description of the invention
Embodiment 1
As shown in figures 1 to 6, a kind of transfusion wireless monitoring device 1, it comprises transfusion device liquid detection device 11 and level information transporter 12.
Level information transporter 12 comprises microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash) and level information transporter power supply; Microcontroller (MCU) adopts 8 ATMega128L chips (as shown in Figure 2) of atmel corp's super low-power consumption, ATMega128L rich interface, stable performance; The operating system of ATMega128L adopts TinyOS1.x, TinyOS1.x to be that take up room little, the speed of service is fast based on assembly, module and event driven wireless sensor network special-purpose operating system.
Wireless transceiver comprises communication chip and wireless signal transceiver, communication chip adopts the CC2420 chip (as shown in Figure 3) of TI company, this chip operation is in 2.4GHz frequency range, speed reaches 250Kbps, low in energy consumption, networking flexibility, be conducive to composition wireless multi-hop network and carry out signal transmission, strengthen the reliability that wireless signal transmits, this chip can also carry out 128 AES encryption, ensures information security, communication chip CC2420 is connected with the SPI interface of microcontroller ATMega128L by SPI interface, namely the lead-in wire 10 foot PBO/SS of ATMega128L chip holds, 11 foot PB1/SCK hold, 12 foot PB2/MOSI hold and 13 foot PB3/MISO hold four pins to form the SPI interface of ATMega128L, ATMega128L go between 10 foot PBO/SS end pass through resistance eutral grounding, the lead-in wire 32 foot SCLK of wireless transceiver chip CC2420 holds, 33 foot SI hold, 34 foot SO hold three pins to constitute the SPI interface of CC2420, the lead-in wire 11 foot PB1/SCK of ATMega128L chip holds, 12 foot PB2/MOSI hold and 13 foot PB3/MISO end is held with the lead-in wire 32 foot SCLK of wireless transceiver chip CC2420 respectively, 33 foot SI hold, 34 foot SO ends are connected, microcontroller ATMega128L exchanges data and clock information by SPI Interface realization and communication chip CC2420, namely ATMega128L is by SCLK pin (namely go between 32 foot SCLKs hold) the tranmitting data register information of SPI_SCLK pin (the 11 foot PB1/SCK that namely go between hold) to CC2420, ATmega128L is by SI pin (namely 33 foot SIs hold) the transmission data of SPI_MOSI pin (namely 12 foot PB2/MOSI hold) to CC2420, CC2420 is by pin SPI_MISO (namely 13 foot PB3/MISOs hold) the transmission data of SO pin (namely 34 foot SO hold) to ATMega128L, communication chip CC2420 is also connected with the reading and writing data state control interface of microcontroller ATMega128L by reading and writing data state interface, namely the lead-in wire 8 foot PE6/T3 of ATMega128L chip holds, 9 foot PE7/IC3 hold, 29 foot PD4/IC1 hold, 31 foot PD6/T1 ends are held with the lead-in wire 29 foot FIFOP of wireless transceiver chip CC2420 respectively, 30 foot FIFO hold, 27 foot SFD hold, 28 foot CCA ends are connected, communication chip CC2420 is held by 27 foot SFD, 28 foot CCA hold, 29 foot FIFOP hold and 30 foot FIFO hold and microcontroller ATmega128L exchanges reading and writing data state and control information, SFD end (27 pin) of CC2420 is for representing during high level that start-of-frame receives, start to receive data, this port can keep high level always, until data receiver is complete, namely the SFD pin of communication chip CC2420 can export high level after receiving the SFD field of physical frame, CCA end (28 pin) of CC2420 is for representing during high level that data transmission channel is idle, otherwise channel busy, namely CCA end (28 pin) of CC2420 exports high level when channel has signal, only effective in receive state, FIFOP end (29 pin) of CC2420 is for representing during high level that reception buffer zone is overflowed, otherwise do not overflow, FIFO end (30 pin) of communication chip CC2420 is for representing during high level that there are data reception buffer zone, represent during low level that relief area is empty, namely the CC_FIFO of CC2420 holds and CC_FIFOP end (30 pins, 29 pins) represent the state receiving FIFO buffer area, if receive FIFO buffer area have data, FIFO pin exports high level, otherwise, FIFO pin output low level, FIFOP pin is receiving when the data of buffer area exceed certain marginal value or export high level after receiving a complete frame.Wireless signal transceiver comprises dual-mode antenna and impedance matching circuit, dual-mode antenna is connected by impedance matching circuit and communication chip CC2420 radio-frequency head (6 foot RF_P hold, 8 foot RF_N hold), and communication chip CC2420 carries out wireless signal transmitting-receiving by dual-mode antenna; Communication chip CC2420 is also connected with the crystal oscillation clock circuit (Y1, C3, C4) of 16M.
Information storage unit adopts the serial Flash AT45DB041 storage chip of the 2MB of atmel corp, and this chip exterior circuit is simple, and volume is very little, and power consumption is lower; Information storage unit Flash AT45DB041 chip is connected by SPI interface (namely 1 foot SI holds, 8 foot SO hold, 2 foot SCK hold, 4 foot CS hold the USART1 interface formed) and the I/O interface of the USART mode of microcontroller ATMega128L (the 28 foot PD3/TXD1 that go between hold, 27 foot PD2/RXD1 hold, 30 foot PD5/XCK1 hold, 48 foot PA3/AD3 hold), and microcontroller ATmega128L carries out Information Access operation by USART mode to information storage unit F1ash AT45DB041 chip.
Level information transporter power supply is that power transfer module is or/and battery, there is provided working power to the microcontroller of level information transporter 12 (MCU), wireless transceiver (Radio), information storage unit (Flash), namely power transfer module is or/and the power output end of battery is connected with the power input of microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash); Power transfer module comprises blood pressure lowering transformer T1, rectification circuit D1 and filter circuit (C1, C2), power transfer module carries out the process (as shown in Figure 4) such as blood pressure lowering, rectification, filtering to 220V alternating current, outside 220V alternating current is converted to 3V unidirectional current supply level information transporter 12, the ready-made module that power transfer module also can directly can buy for other, such as LB05-10803 power module; Level information transporter power supply also can be furnished with two joints No. 5 1.5V batteries, when not having external ac power source, when power transfer module does not have power supply to export, is automatically changed to battery powered.
Transfusion device liquid detection device 11 comprises liquid level sensor and detecting liquid level power supply, liquid level sensor is contactless liquid level sensor, the level condition of liquid in its detectable transfusion drip tube or infusion bottle, the FJY-001 liquid level sensor that contactless liquid level sensor can select Beijing ten thousand to produce along magnificent Science and Technology Ltd., the signal output part of contactless liquid level sensor FJY-001 is held with the lead-in wire 25 foot PD0/12C_CLK of the microcontroller ATMega128L chip of level information transporter 12 and is connected, FJY-001 can also be provided with amplifying circuit and buzzer, amplifying circuit (as shown in Figure 5) is provided with between the lead-in wire 25 foot PD0/12C_CLK of the signal output part of contactless liquid level sensor FJY-001 and the microcontroller ATMega128L chip of level information transporter 12 holds, be connected by relay between buzzer with amplifying circuit, FJY-001 also has a leads ends ground connection (namely usually said zero line), during use, contactless liquid level sensor FJY-001 is arranged on dropper or infusion bottle 13 sidepiece (as shown in Figure 6) of infusion pipeline, contactless liquid level sensor can collect the liquid level situation in the dropper of infusion pipeline or infusion bottle 13, namely when the height of liquid level is more than a half of the test surface of FJY-001, do not produce voltage signal, when liquid level is lower than a half of test surface, produce a lasting 2.5V voltage signal, like this, this signal makes buzzer send chimes of doom by relay process on the one hand, the relevant personnel that notice transfusion is on-the-spot, this signal can be handled it by the microcontroller ATMega128L of level information transporter 12 on the other hand, information is sent to system again through wireless transceiver, can be formed another prior notice by way of, detecting liquid level power supply is that power transfer module is or/and battery, power transfer module is or/and the power output end of battery is connected with the power input of contactless liquid level sensor, namely power transfer module adopts silicon rectification circuit (as shown in Figure 4), outside 220V alternating current is converted to 12V unidirectional current supply liquid level sensor, liquid level sensor is also furnished with four joint 3V batteries, when there is no external ac power source, when power transfer module does not have power supply to export, be automatically changed to battery powered.
Embodiment 2
As is seen in figs 7-10, a kind of transfusion wireless monitoring system, it comprises more than one transfusion wireless monitoring device 1, more than one level information transfer station 2 and more than one infusion monitoring station 3, transfusion wireless monitoring device 1 is the transfusion wireless monitoring device described in embodiment 1, level information transfer station 2 comprises level information transporter 21, level information transporter 21 can be identical with level information transporter 12 structure of transfusion wireless monitoring device 1, and namely it comprises microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash) and level information transporter power supply, infusion monitoring station 3 comprises level information transporter 31, system monitoring main frame 32 and system database 33, level information transporter 31 can be identical with level information transporter 12 structure of transfusion wireless monitoring device 1, and namely it comprises microcontroller (MCU), wireless transceiver (Radio), information storage unit (Flash) and level information transporter power supply, system monitoring main frame 32 is computer system, its main operational system monitoring facilities, and system monitoring program is provided with and can be the graphical interfaces that medical personnel check patient infusion state, system database 33 is arranged in system monitoring main frame 32, and the data in system database 33 comprise the essential information (patient name, ID, ward number, berth number, information of changing dressings, pull out pin information and liquid medicine information etc.) of essential information (device ID, affiliated group, battery electric quantity etc.) corresponding to transfusion wireless monitoring device 1 and patient, the microcontroller (MCU) of level information transporter 31 is directly connected by the computer system of I/O interface with system monitoring main frame 32, the level information transporter 31 at the level information transporter 12 of more than one transfusion wireless monitoring device 1, the level information transporter 21 of more than one level information transfer station 2 and more than one infusion monitoring station 3 forms a wireless senser from organizing multihop network, can should realize carrying out Wireless data transmission from any one node to another one node from group multihop network, during use, generally that transfusion wireless monitoring device 1 is arranged on transfusion room, infusion monitoring station 3 is arranged on nurse room, level information transfer station 2 is located between transfusion room and nurse room as required, if distance is shorter, also level information transfer station 2 can not be established, like this, when the liquid level sensor of each transfusion device liquid detection device 11 produces detection information to the liquid level of dropper or infusion bottle 13, this level information will be sent to this wireless senser from organizing multihop network, information is sent to system monitoring main frame 32 from group multihop network by wireless senser, system monitoring main frame 32 analyze receive data and the data of coupling system data base 33 handle it, this process mainly comprises record transfusion performance, the items such as the staff of timely notice monitoring room (nurse room), realize the comprehensive monitoring to whole transfusion building 4.
Certainly, native system can also to not monitoring in the wider transfusion condition in same transfusion building 4, infusion monitoring station 3 also can be multiple, the building 4 of more than one can be monitored in infusion monitoring station 3, also cross monitoring can be realized, by arranging the communication of wireless senser from group multihop network, communication between system infusion monitoring station 3, can also be realized.
Claims (9)
1. a transfusion wireless monitoring system, is characterized in that: it comprises more than one transfusion wireless monitoring device (1) and more than one infusion monitoring station (3);
Transfusion wireless monitoring device (1) comprises transfusion device liquid detection device (11) and level information transporter (12), the level information transporter (12) of transfusion wireless monitoring device (1) comprises microcontroller, wireless transceiver, information storage unit and level information transporter power supply, level information transporter power supply is connected with microcontroller, wireless transceiver, information storage unit, information storage unit is connected with microcontroller by SPI interface, and microcontroller can carry out Information Access operation to information storage unit chip, wireless transceiver comprises communication chip and wireless signal transceiver, wireless signal transceiver is connected with communication chip, it can transmitting/receiving wireless signal, communication chip is responsible for the transmitting-receiving controlling wireless signal transceiver information, communication chip is connected with the SPI interface of microcontroller by SPI interface, communication chip is also connected with the reading and writing data state control interface of microcontroller by reading and writing data state interface, microcontroller passes through SPI interface and reading and writing data state control interface and communication chip and exchanges information and communication control chip, and then control the transmitting-receiving operation of wireless transmitter, wireless transceiver can be set up into wireless from organizing multihop network with the wireless transceiver of other transfusion wireless monitoring device, realize the Wireless transceiver of information, transfusion device liquid detection device (11) comprises liquid level sensor and detecting liquid level power supply, the level condition of liquid in the detectable transfusion drip tube of liquid level sensor or infusion bottle, the signal output part of liquid level sensor is connected with the signals collecting end of the microcontroller of the level information transporter (12) of transfusion wireless monitoring device (1), in the transfusion drip tube that the liquid level sensor of reception detects by microcontroller or infusion bottle, the liquid level information of liquid processes, and send the communication chip of wireless transceiver to, communication chip controls wireless signal transceiver again and carries out wireless transmission to the liquid level information of liquid in transfusion drip tube or infusion bottle, detecting liquid level power supply provides working power for liquid level sensor, microcontroller can also receive wireless signal transceiver and to receive and through the information of communication chip process, described microcontroller is ATMega128L chip, described liquid level sensor is contactless liquid level sensor, and the signal output part of contactless liquid level sensor is held with the lead-in wire 25 foot PDO/12C_CLK of the microcontroller ATMega128L chip of the level information transporter (12) of transfusion wireless monitoring device (1) and is connected,
Infusion monitoring station (3) comprises level information transporter (31), system monitoring main frame (32) and system database (33), and the level information transporter (31) of infusion monitoring station (3) comprises microcontroller, wireless transceiver, information storage unit and level information transporter power supply, system monitoring main frame (32) is computer system, its main operational system monitoring facilities, system database (33) is arranged on system monitoring main frame (32), and the data in system database (33) comprise the essential information of essential information corresponding to transfusion wireless monitoring device (1) and patient, the microcontroller of the level information transporter (31) at infusion monitoring station (3) is connected with system monitoring main frame (32) by I/O interface, the level information transporter (12) of more than one transfusion wireless monitoring device (1) and the level information transporter (31) at more than one infusion monitoring station (3) form a wireless senser from organizing multihop network, the level information transporter (12) of each transfusion wireless monitoring device (1) or the level information transporter (31) of infusion monitoring station (3) form the node of wireless senser from group multihop network, transfusion wireless monitoring device (1) and other transfusion wireless monitoring device (1) are set up into wireless from organizing multihop network, namely its information first passes through other transfusion wireless monitoring device transmission, deliver to the level information transporter (31) at infusion monitoring station (3) again, system monitoring program is arranged in system monitoring main frame (32), system monitoring main frame (32) is by operational system monitoring facilities, complete and register from the patient infusion status information of wireless senser from group multihop network, analyze and report to the police, system monitoring program is provided with and can be the graphical interfaces that medical personnel check patient infusion state.
2. transfusion wireless monitoring system according to claim 1, is characterized in that: the operating system of described ATMega128L chip adopts based on the special TinyOS1.x operating system of assembly, module and event driven wireless sensor network.
3. transfusion wireless monitoring system according to claim 2, is characterized in that: the communication chip of described wireless transceiver is CC2420 chip, and it can form wireless from organizing multihop network reliably, communication chip CC2420 is connected with the SPI interface of microcontroller ATMega128L by SPI interface, namely the lead-in wire 11 foot PB1/SCK of ATMega128L chip holds, 12 foot PB2/MOSI ends are held with the lead-in wire 32 foot SCLK of wireless transceiver chip CC2420 respectively with 13 foot PB3/MISO ends, 33 foot SI hold, 34 foot SO hold and are connected, and microcontroller ATMega128L exchanges data and clock information by SPI Interface realization and communication chip CC2420, communication chip CC2420 is also connected with the reading and writing data state control interface of microcontroller ATMega128L by reading and writing data state interface, namely the lead-in wire 8 foot PE6/T3 of ATMega128L chip holds, 9 foot PE7/IC3 hold, 29 foot PD4/IC1 hold, 31 foot PD6/T1 ends are held with the lead-in wire 29 foot FIFOP of wireless transceiver chip CC2420 respectively, 30 foot FIFO hold, 27 foot SFD hold, 28 foot CCA ends are connected, communication chip CC2420 is held by 27 foot SFD, 28 foot CCA hold, 29 foot FIFOP hold and 30 foot FIFO hold and microcontroller ATmega128L exchanges reading and writing data state and control information, wireless signal transceiver comprises dual-mode antenna and impedance matching circuit, and dual-mode antenna is connected with communication chip CC2420 radio-frequency head by impedance matching circuit, and communication chip CC2420 carries out wireless signal transmitting-receiving by dual-mode antenna, communication chip CC2420 is also connected with the crystal oscillation clock circuit (Y1, C3, C4) of 16M.
4. the transfusion wireless monitoring system according to Claims 2 or 3, is characterized in that: described information storage unit is serial Flash AT45DB041 storage chip; Information storage unit F1ash AT45DB041 chip is connected by the I/O interface of SPI interface with the USART mode of microcontroller ATmega128L, and microcontroller ATmega128L carries out Information Access operation by USART mode to information storage unit Flash AT45DB041 chip.
5. the transfusion wireless monitoring system according to claim 1 or 2 or 3, is characterized in that: described level information transporter power supply is that power transfer module is or/and battery; Power transfer module comprises blood pressure lowering transformer T1, rectification circuit D1 and filter circuit (C1, C2), and outside 220V alternating current is converted to 3V DC source by power transfer module; Power transfer module is or/and the power output end of battery is connected with the power input of microcontroller, wireless transceiver, information storage unit.
6. transfusion wireless monitoring system according to claim 4, is characterized in that: described level information transporter power supply is that power transfer module is or/and battery; Power transfer module comprises blood pressure lowering transformer T1, rectification circuit D1 and filter circuit (C1, C2), and outside 220V alternating current is converted to 3V DC source by power transfer module; Power transfer module is or/and the power output end of battery is connected with the power input of microcontroller, wireless transceiver, information storage unit.
7. the transfusion wireless monitoring system according to Claims 2 or 3, it is characterized in that: described contactless liquid level sensor is also provided with amplifying circuit and buzzer, between the lead-in wire 25 foot PDO/12C_CLK that amplifying circuit is located at the microcontroller ATMega128L chip of the signal output part of contactless liquid level sensor and the level information transporter (12) of transfusion wireless monitoring device (1) holds, be connected by relay between buzzer with amplifying circuit; Detecting liquid level power supply is that power transfer module is or/and battery.
8. transfusion wireless monitoring system according to claim 4, it is characterized in that: described contactless liquid level sensor is also provided with amplifying circuit and buzzer, between the lead-in wire 25 foot PDO/12C_CLK that amplifying circuit is located at the microcontroller ATMega128L chip of the signal output part of contactless liquid level sensor and the level information transporter (12) of transfusion wireless monitoring device (1) holds, be connected by relay between buzzer with amplifying circuit; Detecting liquid level power supply is that power transfer module is or/and battery.
9. the transfusion wireless monitoring system according to claim 1 or 2 or 3, is characterized in that: it also comprises more than one level information transfer station (2); Level information transfer station (2) comprises level information transporter (21), and the level information transporter (21) of level information transfer station (2) comprises microcontroller, wireless transceiver, information storage unit and level information transporter power supply; The level information transporter (21) of each level information transfer station (2) forms the node of wireless senser from group multihop network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110122126.2A CN102274556B (en) | 2011-05-12 | 2011-05-12 | Wireless infusion monitoring device and wireless monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110122126.2A CN102274556B (en) | 2011-05-12 | 2011-05-12 | Wireless infusion monitoring device and wireless monitoring system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102274556A CN102274556A (en) | 2011-12-14 |
| CN102274556B true CN102274556B (en) | 2015-05-20 |
Family
ID=45100490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110122126.2A Expired - Fee Related CN102274556B (en) | 2011-05-12 | 2011-05-12 | Wireless infusion monitoring device and wireless monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102274556B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103432649B (en) * | 2013-09-17 | 2015-12-09 | 武汉大学 | A kind of infusion alarm based on absorbance change |
| CN105031767A (en) * | 2015-08-25 | 2015-11-11 | 吴旭武 | Intermittent liquid supplying method and device |
| CN105771033B (en) * | 2016-04-07 | 2018-06-29 | 温州大学 | Wireless infusion monitoring system and monitoring method based on Multi-sensor Fusion |
| CN112642022B (en) * | 2020-12-31 | 2022-07-05 | 遵义师范学院 | Infusion monitoring system and monitoring method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1562395A (en) * | 2004-04-08 | 2005-01-12 | 上海市卢湾区青少年活动中心 | Automatic system for monitoring transfusion |
| CN101814226A (en) * | 2010-02-23 | 2010-08-25 | 南华大学 | Ammeter wireless monitoring interface devices and wireless monitoring system |
| CN201735013U (en) * | 2010-07-15 | 2011-02-09 | 杨文龙 | Intelligent ward monitoring device |
-
2011
- 2011-05-12 CN CN201110122126.2A patent/CN102274556B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1562395A (en) * | 2004-04-08 | 2005-01-12 | 上海市卢湾区青少年活动中心 | Automatic system for monitoring transfusion |
| CN101814226A (en) * | 2010-02-23 | 2010-08-25 | 南华大学 | Ammeter wireless monitoring interface devices and wireless monitoring system |
| CN201735013U (en) * | 2010-07-15 | 2011-02-09 | 杨文龙 | Intelligent ward monitoring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102274556A (en) | 2011-12-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102122364B (en) | RFID wireless communication-based transfusion monitoring system | |
| CN202478305U (en) | Infusion intelligent monitoring device and infusion intelligent monitoring system | |
| CN102274556B (en) | Wireless infusion monitoring device and wireless monitoring system | |
| CN106620959A (en) | Distributed high-capacity intelligent infusion monitoring system | |
| CN201969106U (en) | Medical venous transfusion monitoring and network management system | |
| CN201516199U (en) | Portable automatic infusion alarm device | |
| CN203598309U (en) | Intelligent infusion monitoring system | |
| CN206404122U (en) | Hang bottle automatic alarm for infusion shutoff device | |
| CN106139317A (en) | A kind of intelligent transfusion control system | |
| CN109550112A (en) | Infusion monitoring system based on LoRa technology | |
| CN108096666A (en) | A kind of transfusion monitoring system based on wearable device | |
| CN202069948U (en) | Infusion monitoring system | |
| CN206259016U (en) | A kind of intelligent transfusion control device | |
| CN204106737U (en) | Multifunction infusion alarm | |
| CN204655670U (en) | A kind of hospital infusion monitoring alarm | |
| CN107583139A (en) | A kind of portable mobile wireless medical intravenous drip monitoring system | |
| CN204840508U (en) | Infrared induction formula infusion alarm device | |
| CN107362414A (en) | Intelligent ward infusion monitoring system | |
| CN103127582A (en) | Transfusion alarming device | |
| CN204241911U (en) | A kind of intelligent wireless patient care clothes | |
| CN202982768U (en) | Medical drip monitoring system based on Zigbee | |
| CN206259968U (en) | One information system is suffered from a kind of medical care | |
| CN204706142U (en) | Based on the automatic transfusion alarm system of MCU | |
| CN206239828U (en) | A kind of intelligent transfusion reminiscences and system | |
| CN205127012U (en) | Infusion control system of testing speed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20170512 |