CN110812066B - Electronic timing system - Google Patents
Electronic timing system Download PDFInfo
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- CN110812066B CN110812066B CN201911053573.XA CN201911053573A CN110812066B CN 110812066 B CN110812066 B CN 110812066B CN 201911053573 A CN201911053573 A CN 201911053573A CN 110812066 B CN110812066 B CN 110812066B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G12/00—Accommodation for nursing, e.g. in hospitals, not covered by groups A61G1/00 - A61G11/00, e.g. trolleys for transport of medicaments or food; Prescription lists
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
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- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F10/00—Apparatus for measuring unknown time intervals by electric means
- G04F10/10—Apparatus for measuring unknown time intervals by electric means by measuring electric or magnetic quantities changing in proportion to time
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2205/00—General identification or selection means
- A61G2205/10—Bar codes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2205/00—General identification or selection means
- A61G2205/60—General identification or selection means using magnetic or electronic identifications, e.g. chips, RFID, electronic tags
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M2005/2006—Having specific accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/18—General characteristics of the apparatus with alarm
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
Abstract
The invention relates to medical administration equipment, and discloses an electronic timing system, which comprises an administration device with a shell and a pushing rod; the detection device comprises a controller, a first wireless module, a detector and a timer, wherein the pushing rod is pushed into the shell to trigger the detector, the detector sends out a trigger signal, the detector triggers the timer, and the timer sends out a timing signal; the controller receives and sends the trigger signal and the timing signal outwards through the first wireless module; the control center comprises a second wireless module, a control module and an audible and visual alarm module, and the second wireless module receives and forwards the trigger signal and the timing signal to the control module for storage; the control module is internally provided with a triggering comparison signal and a timing comparison signal, and if the content of the triggering comparison signal is inconsistent with the content of the triggering signal or the content of the timing comparison signal is inconsistent with the content of the timing signal, the audible and visual alarm is triggered; the system can actively record the administration time node and the abnormality alarm.
Description
Technical Field
The present invention relates to medical administration devices, and more particularly, to an electronic timing system.
Background
In the medical field, an active calling device is arranged around each sickbed, a patient can realize a call by operating the active calling device on the sickbed, and a nurse station is provided with an audible and visual alarm for giving out audible and visual alarms.
After the patient or the family member of the patient operates the active calling device, the nurse station can send out an audible and visual alarm to remind the nurse that the help is needed, and in general, the purpose of the active calling of the patient is to enable the nurse or the doctor to finish daily drug administration.
However, the active calling device in the prior art cannot monitor the administration condition of a nurse or doctor, and cannot accurately record and remind all time nodes of the administration of the nurse or doctor.
Disclosure of Invention
Aiming at the technical problems that the prior active calling device cannot monitor the drug delivery condition of nurses or doctors and cannot accurately record and remind all time nodes of drug delivery of nurses or doctors, the invention provides an electronic timing system which has the advantage of actively recording the time nodes of drug delivery.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an electronic timing system includes a dispenser having a housing and a push rod that slides within the housing;
the device comprises a shell, a pushing rod, a first wireless module, a second wireless module, a third wireless module, a fourth wireless module and a timer, wherein the pushing rod is pushed into the shell and triggers the first wireless module, the second wireless module is connected with the detector, the third wireless module is connected with the controller, the fourth wireless module is connected with the controller, and the timer is connected with the controller;
the controller receives the trigger signal and the timing signal and sends the trigger signal and the timing signal outwards through the first wireless module;
the control center comprises a second wireless module, a control module and an audible and visual alarm module, wherein the second wireless module receives and forwards the trigger signal and the timing signal to the control module for storage;
and a triggering comparison signal and a timing comparison signal are stored in the control module in advance, the triggering comparison signal and the triggering signal are compared, and if the content of the triggering comparison signal is inconsistent with the content of the triggering signal or the content of the timing comparison signal is inconsistent with the content of the timing signal, an audible and visual alarm is triggered.
Through the technical scheme, when a nurse or doctor uses the drug feeder, the pushing rod is pushed into the shell, the detection device recognizes the pushing state of the pushing rod to generate the trigger signal and the timing signal, then the trigger signal and the timing signal are sent to the control center to be stored, the active recording of the drug feeding time node is realized, meanwhile, the trigger signal and the comparison signal are compared, and if the trigger signal is inconsistent or the comparison signal is inconsistent, the audible and visual alarm is triggered, and the abnormal alarm is carried out.
Further, the detector comprises a magnetic part and a plurality of magnetic sensors, wherein the magnetic part is fixedly connected to the side wall of the shell, facing the pushing rod, and the magnetic sensors are uniformly distributed on the pushing rod at equal intervals along the pushing direction of the pushing rod;
when the pushing rod is pushed in, the magnetic pieces sequentially approach the magnetic sensors and sequentially trigger the magnetic sensors to form trigger signals for recording displacement of the magnetic fields.
Through the technical scheme, when the magnetic sensor senses the magnetic field of the magnetic piece and pushes the pushing rod, different magnetic field intensities can be sequentially detected on the magnetic sensors, so that the position and the position change path of the magnetic sensor are identified, the position of the pushing rod can be accurately calculated according to the numerical value of the magnetic sensor, and meanwhile, other magnetic sensors can correct the numerical value of the magnetic sensor close to the magnetic piece, and the accuracy of the position of the pushing rod is improved.
Further, the controller calculates the displacement of the pushing rod according to the position of the magnetic field displacement, calculates a liquid feeding amount signal according to the displacement and the sectional area of the shell, and sends the liquid feeding amount signal to the control center.
Through the technical scheme, when the pushing rod is pushed, different magnetic field intensities can be sequentially detected on the magnetic sensors, so that the positions and position change paths of the magnetic sensors are identified, then the displacement of the pushing rod is calculated, and then a liquid feeding amount signal is calculated according to the displacement multiplied by the sectional area, so that the accurate monitoring of the liquid feeding amount is realized.
Further, the detector comprises a plurality of magnetic pieces and a magnetic sensor, wherein the magnetic sensor is fixedly connected to the side wall of the shell, facing the pushing rod, of the shell, the plurality of magnetic pieces are uniformly distributed on the pushing rod at equal intervals along the pushing direction of the pushing rod, and magnetism on the plurality of magnetic pieces is increased in a step or reduced in a step along the pushing direction of the pushing rod;
when the pushing rod is pushed in, the magnetic pieces sequentially approach the magnetic sensors and sequentially trigger the magnetic sensors, so that trigger signals with content recorded that magnetic field signals are increased in a wave mode or reduced in a wave mode are formed.
Through the technical scheme, the wave-shaped enhanced or wave-shaped weakened trigger signal can enable the identification process of the magnetic sensor to be more linear, meanwhile, the magnetic sensor can judge the motion direction of the pushing rod according to the enhanced or weakened trend, the trend of gradual change of the magnetic field strength can also be beneficial to signal calibration, and real-time zero drift, namely real-time basic errors of the magnetic sensor are prevented from being increased due to the fact that the magnetic sensor moves between magnetic pieces with the same magnetism.
Further, the controller matches the signal position of the real-time signal on the wave-type trigger signal according to the real-time signal of the magnetic sensor, calculates the displacement of the pushing rod according to the signal position, calculates the liquid feeding amount signal according to the displacement and the sectional area of the shell, and sends the liquid feeding amount signal to the control center.
Through the technical scheme, when the pushing rod is pushed, different magnetic field intensities can be sequentially detected on the magnetic sensors, so that the positions and position change paths of the magnetic sensors are identified, then the displacement of the pushing rod is calculated, and then a liquid feeding amount signal is calculated according to the displacement multiplied by the sectional area, so that the accurate monitoring of the liquid feeding amount is realized.
Further, the controller is in signal connection with an NFC recognition module, and the control center is in signal connection with a plurality of NFC pairing modules corresponding to the NFC recognition module.
Through the technical scheme, the NFC pairing module can acquire the signal in the NFC recognition module after corresponding to the NFC recognition module, and the unique code can be stored in the NFC recognition module, so that a nurse or doctor can carry the NFC pairing module to recognize, and the wrong medicine feeder is avoided.
Further, the controller is in signal connection with an RFID radio frequency module, a unique code is recorded in the RFID radio frequency module, and the control center is in signal connection with a plurality of RFID radio frequency pairing modules corresponding to the RFID radio frequency module.
Through the technical scheme, the RFID radio frequency pairing module can acquire the unique code stored in the signal RFID radio frequency module in the RFID radio frequency module after corresponding to the RFID radio frequency module, so that nurses or doctors can carry the RFID radio frequency pairing module to identify, and wrong taking of the drug delivery device is avoided.
Further, a two-dimensional code module is arranged on the outer wall of the shell.
Through the technical scheme, the content of the two-dimensional code can be the unique code, so that the drug delivery device can maintain the state which can be identified by the outside without electricity.
Further, a two-dimensional code module is arranged on the pushing rod, when the pushing rod is completely pushed into the shell, the shell just completely shields the two-dimensional code module, and the pushing distance of the pushing rod is equal to the length of the two-dimensional code module;
the control center is in data connection with a plurality of shooting devices for shooting and identifying the two-dimensional code module, the shooting devices are used for calculating the length dimension of the two-dimensional code module exposed outside the shell in real time after identifying the two-dimensional code module, and the calculated length dimension is stored.
Through above-mentioned technical scheme, the position of push rod is judged through the area that the two-dimensional code exposes the casing, need not to set up more electrified equipment on the ware of dosing, has reduced the complexity of system, and the colour difference is great between the black code of two-dimensional code and the white end simultaneously, also can reduce the degree of difficulty of being discerned, improves the degree of accuracy of signal.
Further, the control center further comprises a display module in data connection with the control module, and the display module is used for receiving the data sent by the control module.
Through above-mentioned technical scheme, display module is used for showing data, makes things convenient for nurse or doctor to look over, convenient and practical.
Compared with the prior art, the invention has the beneficial effects that: when a nurse or doctor uses the medicine feeder, the pushing rod is pushed into the shell, the detection device recognizes the pushing state of the pushing rod and generates a trigger signal and a timing signal, wherein the magnetic sensor senses the magnetic field of the magnetic piece, when the pushing rod is pushed, the position of the magnetic piece relative to the magnetic sensor is continuously changed, different magnetic field intensities can be sequentially detected on the magnetic sensors, the position and the position change path of the magnetic sensor are recognized according to the strength of the continuously changed magnetic field, then the position of the pushing rod can be accurately calculated according to the numerical value of the magnetic sensor, and meanwhile, other magnetic sensors can correct the numerical value of the magnetic sensor close to the magnetic piece, so that the accuracy of the position of the pushing rod is improved.
The controller sends a signal to the control center for storage, realizes active recording of the administration time node, compares the trigger signal with the comparison signal, and triggers the audible and visual alarm to perform abnormal alarm if the trigger signal is inconsistent or the comparison signal is inconsistent.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a schematic diagram of the overall structure of a drug dispenser with a plurality of magnetic sensors and a histogram of instantaneous values of the plurality of magnetic sensors according to the present invention;
FIG. 3 is a diagram showing the overall structure of a drug dispenser with multiple magnetic elements and a graph showing the numerical variation of the magnetic sensor across the multiple magnetic elements.
Reference numerals: 1. a drug delivery device; 2. a housing; 3. a propulsion rod; 4. a detection device; 5. a mobile power supply; 6. a controller; 7. a first wireless module; 8. a detector; 9. a timer; 10. a magnetic member; 11. a magnetic sensor; 12. a control center; 13. a second wireless module; 14. a control module; 15. an audible and visual alarm module; 16. a display module; 17. an RFID radio frequency module; 18. an RFID radio frequency pairing module; 19. an NFC recognition module; 20. an NFC pairing module; 21. and a two-dimensional code module.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Examples
An electronic timing system is shown in fig. 1 and 2, and comprises a hollow cylindrical drug feeder 1, wherein the drug feeder 1 comprises a hollow cylindrical shell 2 and a cylindrical pushing rod 3 which are integrally injection molded, and a piston made of rubber is clamped at one end of the pushing rod 3 extending into the shell 2. The propulsion rod 3 is coaxial with the housing 2, and the propulsion rod 3 slides in the housing 2 along the axial direction of the housing 2.
The drug feeder 1 is further provided with a detection device 4, the detection device 4 comprises a mobile power supply 5 for supplying power, a controller 6 for processing data, a first wireless module 7, a detector 8 fixedly connected with the drug feeder 1 and a timer 9 electrically connected with all the detectors 8 and the controller 6, and the detector 8 and the timer 9 are electrically connected with the controller 6 through an IIC bus, an SPI bus or a single bus. The mobile power supply 5 may use a lithium battery in the prior art as the energy power. The controller 6 can adopt a low-power consumption MSP430 series singlechip, the first wireless module 7 can adopt an NRF24L01 short-distance communication module commonly used in the prior art, a long-distance wireless remote control module or a wireless remote control module used on a remote control model airplane. The detector 8 comprises a magnetic member 10 made of neodymium magnets and a magnetic sensor 11 made of a plurality of hall sensors. The magnetic pieces 10 are glued on the side wall of the shell 2 facing the pushing rod 3 in an embedded mode, the magnetic sensors 11 are uniformly distributed on the pushing rod 3 at equal intervals along the pushing direction of the pushing rod 3, and the postures of the magnetic sensors 11 are the same. When the pushing rod 3 is pushed in, the magnetic pieces 10 sequentially approach the magnetic sensors 11 and sequentially trigger the magnetic sensors 11, and the magnetic sensors 11 sequentially detect different magnetic field intensities, so that the positions and position change paths of the magnetic sensors 11 are identified, and a trigger signal for the displacement of the content-recorded magnetic field is formed. The magnetic sensor 11 senses the magnetic field of the magnetic element 10, and different magnetic field intensities can be sequentially detected on the magnetic sensors 11, so that the position and the position change path of the magnetic sensor 11 are identified, the position of the pushing rod 3 can be accurately calculated according to the numerical value of the magnetic sensor 11 on the magnetic sensor 11 close to the magnetic element 10, and meanwhile, the other magnetic sensors 11 can correct the numerical value of the magnetic sensor 11 close to the magnetic element 10, so that the position accuracy of the pushing rod 3 is improved. Meanwhile, the controller 6 can calculate the displacement of the pushing rod 3 according to the displacement position of the magnetic field, calculate the liquid feeding amount signal according to the displacement and the sectional area of the shell 2, and the controller 6 sends the liquid feeding amount signal to the control center 12 to realize accurate monitoring of the liquid feeding amount. After the pushing rod 3 is pushed into the shell 2, the detector 8 is triggered, the detector 8 generates and sends out a trigger signal, the detector 8 triggers the timer 9, and the timer 9 generates and sends out a timing signal. The controller 6 receives the trigger signal and the timing signal, and sends the trigger signal and the timing signal to the outside through the first wireless module 7. The trigger signal is the magnetic field readings on the plurality of magnetic sensors 11 within a set time window, and the timing signal is the time value of the plurality of magnetic sensors 11, which is larger than the time value when the magnetic field readings on the plurality of magnetic sensors 11 change.
In addition to the drug dispenser 1, the system further comprises a control center 12, wherein the control center 12 is provided with a second wireless module 13, a control module 14 and an audible and visual alarm module 15, and the second wireless module 13 receives and forwards the trigger signal and the timing signal to the control module 14 for storage. The second wireless module 13 is a module which is paired with the first wireless module 7 and has the same model, the control module 14 can be an industrial computer, an MCU or a DSP, the audible and visual alarm module 15 is an audible and visual alarm which is in data connection with the control module 14, and the audible and visual alarm can be composed of an LED lamp and a buzzer. After the audible and visual alarm receives the signal from the control center 12, the LED lamp emits light, and the buzzer emits sound.
The control module 14 stores a trigger comparison signal and a timing comparison signal in advance, compares the trigger comparison signal with the trigger signal, and triggers the audible and visual alarm if the content of the trigger comparison signal is inconsistent with the content of the trigger signal or the content of the timing comparison signal is inconsistent with the content of the timing signal. The content of the trigger signal may be the range of values of readings on the plurality of magnetic sensors 11, or the range of variation of readings on the plurality of magnetic sensors 11. The timing signal may be a time range of the plurality of magnetic sensors 11 that is greater than a time range at which the magnetic field readings on the plurality of magnetic sensors 11 are set to change, or may be a time range at which the readings on the plurality of magnetic sensors 11 are changed.
When a nurse or doctor uses the medicine feeder 1, the pushing rod 3 is pushed into the shell 2, the detection device 4 recognizes the pushing state of the pushing rod 3 to generate a trigger signal and a timing signal, then sends the signal to the control center 12 for storage, realizes active recording of the medicine feeding time node, compares the trigger signal with a comparison signal, and triggers an audible and visual alarm to perform abnormal alarm if the trigger signal is inconsistent or the comparison signal is inconsistent. The control center 12 further comprises a display module 16 in data connection with the control module 14, the display module 16 can adopt an LCD display screen or an LED display screen which is in data connection with the MCU through a parallel interface or a serial interface, the display module 16 is used for receiving data sent by the control module 14, and the display module is convenient for nurses or doctors to check, and is convenient and practical.
In other embodiments, as shown in fig. 3, the detector 8 includes a plurality of magnetic pieces 10 and a magnetic sensor 11, where the magnetic sensor 11 is embedded and glued on a side wall of the housing 2 facing the pushing rod 3, the plurality of magnetic pieces 10 are uniformly distributed on the pushing rod 3 at equal intervals along the pushing direction of the pushing rod 3, and magnetism on the plurality of magnetic pieces 10 is also increased or decreased stepwise along the pushing direction of the pushing rod 3. When the pushing rod 3 pushes, the magnetic pieces 10 sequentially approach the magnetic sensors 11 and sequentially trigger the magnetic sensors 11, so as to form a trigger signal with the content that the magnetic field signal is increased in a wave mode or reduced in a wave mode. In the wave-shaped enhanced or wave-shaped weakened trigger signal, the peak top position of the wave is the position of the magnetic piece 10, the wave-shaped trigger signal can enable the identification process of the magnetic sensor 11 to be more linear, meanwhile, the magnetic sensor 11 can also judge the motion direction of the pushing rod 3 according to the enhanced or weakened trend, the trend of gradual change of the magnetic field strength can also be beneficial to signal calibration, and real-time zero drift, namely real-time basic errors of the magnetic sensor 11 are prevented from being increased due to the fact that the magnetic sensor 11 moves between the magnetic pieces 10 with the same magnetism. The controller 6 matches the signal position of the real-time signal on the wave-like trigger signal according to the real-time signal of the magnetic sensor 11, calculates the displacement of the push rod 3 according to the signal position, calculates the liquid feeding amount signal according to the displacement and the sectional area of the shell 2, and the controller 6 sends the liquid feeding amount signal to the control center 12. When the pushing rod 3 is pushed, different magnetic field intensities are sequentially detected on the magnetic sensors 11, so that the position and the position change path of the magnetic sensors 11 are identified, then the displacement of the pushing rod 3 is calculated, and then a liquid feeding amount signal is calculated according to the displacement multiplied by the sectional area, so that the accurate monitoring of the liquid feeding amount is realized.
Returning to fig. 1, the controller 6 is in signal connection with an RFID radio frequency module 17, a unique code is recorded in the RFID radio frequency module 17, the control center 12 is in signal connection with a plurality of RFID radio frequency pairing modules 18 corresponding to the RFID radio frequency module 17, and the RFID radio frequency pairing modules 18 can be in data connection with the control module 14 or be independently arranged. In other embodiments, the RFID radio frequency pairing module 18 can acquire the unique code stored in the signal RFID radio frequency module 17 in the RFID radio frequency module 17 after corresponding to the RFID radio frequency module 17, so that a nurse or doctor can carry the RFID radio frequency pairing module 18 to identify, and avoid taking the wrong drug dispenser 1. In other embodiments, the controller 6 is signal-connected to the NFC identification module 19, and the control center 12 is signal-connected to a plurality of NFC pairing modules 20 corresponding to the NFC identification module 19. The NFC pairing module 20 can acquire signals in the NFC recognition module 19 after corresponding to the NFC recognition module 19, and unique codes can be stored in the NFC recognition module 19, so that nurses or doctors can carry the NFC pairing module 20 to recognize, and the wrong drug delivery device 1 is avoided. The NFC pairing module 20 may be in data connection with the control module 14 or may be separately provided. NFC is a new technology, equipment (such as a mobile phone) using the NFC technology can exchange data under the condition of being close to each other, the NFC technology is integrated and evolved by a non-contact Radio Frequency Identification (RFID) and interconnection technology, and the mobile terminal is utilized to realize applications such as mobile payment, electronic ticketing, access control, mobile identity recognition, anti-counterfeiting and the like by integrating functions of an induction card reader, an induction card and point-to-point communication on a single chip. In other embodiments, the two-dimensional code module 21 is disposed on the outer wall of the housing 2. The two-dimensional code module 21 is a sticker with two-dimensional code pictures on the surface and is adhered to the outer wall of the shell 2. The content of the two-dimensional code module 21 may be a unique code, so that a nurse or doctor can recognize the two-dimensional code by using a mobile phone, and the dispenser 1 can maintain a state that can be recognized by the outside without requiring electricity.
In other embodiments, the two-dimensional code module 21 is disposed on the pushing rod 3, and when the pushing rod 3 is completely pushed into the housing 2, the housing 2 just completely shields the two-dimensional code module 21, and the pushing distance of the pushing rod 3 is equal to the length of the two-dimensional code module 21. The control center 12 is in data connection with a plurality of shooting devices for shooting and identifying the two-dimension code module 21, the shooting devices are mobile phones which are daily used by nurses or doctors, and the mobile phones are provided with cameras and camera firmware capable of identifying the two-dimension codes. After the two-dimensional code module 21 is identified by the shooting device, the length dimension of the two-dimensional code module 21 exposed out of the shell 2 is calculated in real time, and the calculated length dimension is stored. The two-dimension code or the position of the drug feeder 1 is positioned by the positioning black blocks at the corners of the two-dimension code module 21, then the mobile phone scans the two-dimension code, the ratio of the exposed area of the two-dimension code to the total area of the two-dimension code is calculated, and the pushing distance of the pushing rod 3 is calculated by combining the length of the actual two-dimension code. The position of the pushing rod 3 is judged by exposing the area of the shell 2 through the two-dimensional code, more charged equipment is not required to be arranged on the drug feeder 1, the complexity of the system is reduced, meanwhile, the color difference between the black code and the white bottom of the two-dimensional code is large, the difficulty of recognition by a mobile phone camera can be reduced, and the accuracy of signals is improved.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (10)
1. An electronic timing system comprising a dispenser (1), the dispenser (1) comprising a housing (2) and a push rod (3) sliding within the housing (2);
the detector is characterized by further comprising a detection device (4), wherein the detection device (4) comprises a mobile power supply (5), a controller (6), a first wireless module (7), a detector (8) fixedly connected with the drug feeder (1) and a timer (9) electrically connected with all the detectors (8) and the controller (6), the detector (8) comprises a plurality of magnetic pieces (10) and magnetic sensors (11), the magnetic sensors (11) are fixedly connected to the side wall of the shell (2) facing the pushing rod (3), or the detector (8) comprises a magnetic piece (10) and a plurality of magnetic sensors (11), and the magnetic piece (10) is fixedly connected to the side wall of the shell (2) facing the pushing rod (3);
the pushing rod (3) is pushed into the shell (2), the magnetic sensor (11) is triggered by the magnetic piece (10) to enable the magnetic sensor (11) to generate and send out a trigger signal, the detector (8) triggers the timer (9), and the timer (9) generates and sends out a timing signal;
the controller (6) receives the trigger signal and the timing signal and sends the trigger signal and the timing signal outwards through the first wireless module (7);
the control center (12) comprises a second wireless module (13), a control module (14) and an audible and visual alarm module (15), wherein the second wireless module (13) receives and forwards the trigger signal and the timing signal to be stored in the control module (14);
the control module (14) is pre-stored with a trigger comparison signal and a timing comparison signal, and the trigger comparison signal and the trigger signal are compared, and if the content of the trigger comparison signal is inconsistent with the content of the trigger signal or the content of the timing comparison signal is inconsistent with the content of the timing signal, the audible and visual alarm is triggered.
2. The electronic timing system according to claim 1, characterized in that a plurality of the magnetic sensors (11) are equally spaced on the propulsion rod (3) along the propulsion direction of the propulsion rod (3);
when the pushing rod (3) is pushed in, the magnetic pieces (10) sequentially approach the magnetic sensors (11) and sequentially trigger the magnetic sensors (11) to form trigger signals for the displacement of the content recording magnetic field.
3. The electronic timepiece system according to claim 2, wherein the controller (6) calculates a displacement amount of the push rod (3) according to a position of the displacement of the magnetic field, calculates a liquid supply amount signal according to a displacement amount in combination with a sectional area of the housing (2), and the controller (6) transmits the liquid supply amount signal to the control center (12).
4. The electronic timing system according to claim 1, wherein a plurality of the magnetic members (10) are equally distributed on the push rod (3) at equal intervals along the push direction of the push rod (3), and magnetism on the plurality of the magnetic members (10) is also increased stepwise or decreased stepwise along the push direction of the push rod (3);
when the pushing rod (3) is pushed, the magnetic pieces (10) sequentially approach the magnetic sensors (11) and sequentially trigger the magnetic sensors (11) to form trigger signals with content recording magnetic field signals in wave type enhancement or wave type weakening.
5. The electronic timing system according to claim 4, wherein the controller (6) matches a signal position of the real-time signal on the trigger signal of the wave type according to the real-time signal of the magnetic sensor (11), calculates a displacement amount of the push rod (3) according to the signal position, calculates a liquid supply amount signal according to the displacement amount in combination with a sectional area of the housing (2), and the controller (6) transmits the liquid supply amount signal to the control center (12).
6. The electronic timing system according to claim 1, wherein the controller (6) is in signal connection with an NFC identification module (19), and the control center (12) is in signal connection with a plurality of NFC pairing modules (20) corresponding to the NFC identification module (19).
7. The electronic timing system according to claim 1, wherein the controller (6) is in signal connection with an RFID radio frequency module (17), a unique code is recorded in the RFID radio frequency module (17), and the control center (12) is in signal connection with a plurality of RFID radio frequency pairing modules (18) corresponding to the RFID radio frequency module (17).
8. The electronic timing system as set forth in claim 1, wherein a two-dimensional code module (21) is provided on an outer wall of the housing (2).
9. The electronic timing system according to claim 1, wherein a two-dimensional code module (21) is arranged on the pushing rod (3), when the pushing rod (3) is completely pushed into the shell (2), the shell (2) just completely shields the two-dimensional code module (21), and the pushing distance of the pushing rod (3) is equal to the length of the two-dimensional code module (21);
the control center (12) is in data connection with a plurality of shooting devices for shooting and identifying the two-dimensional code module (21), the shooting devices are used for calculating the length dimension of the two-dimensional code module (21) exposed out of the shell (2) in real time after identifying the two-dimensional code module (21), and the calculated length dimension is stored.
10. The electronic timing system of claim 1, wherein the control center (12) further comprises a display module (16) in data connection with the control module (14), the display module (16) being configured to receive data sent by the control module (14).
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| CN201911053573.XA CN110812066B (en) | 2019-10-31 | 2019-10-31 | Electronic timing system |
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| CN201911053573.XA CN110812066B (en) | 2019-10-31 | 2019-10-31 | Electronic timing system |
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