CN212327108U - Wireless automatic calling equipment for infusion - Google Patents
Wireless automatic calling equipment for infusion Download PDFInfo
- Publication number
- CN212327108U CN212327108U CN202021450683.8U CN202021450683U CN212327108U CN 212327108 U CN212327108 U CN 212327108U CN 202021450683 U CN202021450683 U CN 202021450683U CN 212327108 U CN212327108 U CN 212327108U
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- triode
- wireless
- infrared
- infusion
- controller
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- 238000001802 infusion Methods 0.000 title claims abstract description 64
- 238000003780 insertion Methods 0.000 claims abstract description 7
- 230000037431 insertion Effects 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 13
- 238000004088 simulation Methods 0.000 claims description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A wireless automatic calling device for transfusion is characterized in that a microswitch, a power supply, an infrared transmitting tube, an infrared receiving tube and a controller are arranged on a main body; the circuit is controlled to be powered on to work through the microswitch; the controller is provided with a wireless transmitter which is matched with a wireless receiver arranged in a nurse station for use; the main body comprises a placing groove for placing an infusion bottle, the bottom of the placing groove is provided with an insertion bottle mouth, and the micro switch is arranged in the insertion bottle mouth; the infrared transmitting tube and the infrared receiving tube are correspondingly arranged at the bottoms of the vertical walls at the two sides of the placing groove; put into the standing groove with the infusion bottle, its bottleneck is located and inserts bottleneck department and supports and press micro-gap switch, and the circuit switches on, and infrared transmitting tube sends the infrared light, receives by infrared receiving tube, feeds back to the controller when the infrared light received reaches the setting value, starts wireless transmitter transmission radio signal by the controller, thereby removes the manual work from and calls the nurse according to the ring and reduce the nurse labour.
Description
Technical Field
The utility model relates to a medical treatment injection branch of academic or vocational study infusion equipment technical field, concretely relates to wireless automatic calling equipment of infusion.
Background
At present, when the transfusion in a hospital is finished, a nurse is called to change the liquid or pull a needle by manually pressing a bell; in view of the situation, an automatic infusion alarm appears in the market at present, when the liquid medicine in an infusion bottle is quickly infused, the automatic infusion alarm gives out a prompt alarm, and at the moment, an infusion person or a guardian calls a nurse to change the liquid medicine or pull a needle, but the automatic infusion alarm also needs to manually call the nurse by ringing, and is inconvenient for the user.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists, the utility model provides a wireless automatic calling equipment of infusion, the infusion bottle is put into the standing groove and is supported and press micro-gap switch, make the circuit work that gets electric, infrared transmitting tube sends the infrared light, receive through red department receiving tube, feed back to the controller when the receipt value that reachs the setting, by controller control wireless transmitter transmission radio signal, nurse's platform received signal, and trigger the reputation suggestion siren and remind the nurse to trade liquid or pull out the needle demand, thereby remove the manual work from and call the nurse according to the bell and reduce the nurse labour, further make things convenient for the patient.
The utility model discloses a realize through following technical scheme:
a wireless automatic calling device for transfusion comprises a main body, wherein a microswitch, a power supply, an infrared transmitting tube, an infrared receiving tube and a controller are arranged on the main body; the controller is electrically connected with the micro switch, the power supply, the infrared transmitting tube and the infrared receiving tube and controls the circuit to be powered on to work through the micro switch; the controller is provided with a wireless transmitter which is matched with a wireless receiver arranged in a nurse station for use; the main body comprises a placing groove for placing an infusion bottle, the bottom of the placing groove is provided with an insertion bottle mouth, and the micro switch is arranged in the insertion bottle mouth; the infrared transmitting tube and the infrared receiving tube are correspondingly arranged at the bottoms of the vertical walls at the two sides of the placing groove; put into the standing groove with the infusion bottle, the bottleneck that is located plug bottleneck department supports presses micro-gap switch, and the circuit is electrified work, and infrared emission pipe sends the infrared light, and infrared receiving tube receives the infrared light, feeds back to the controller when the infrared light that infrared receiving tube received reaches the setting value, starts wireless transmitter transmission radio signal by the controller.
Preferably, the main part is formulated by the black plastic slab according to the size of infusion bottle, uses the black plastic slab cost of manufacture low, processing convenient, can also prevent simultaneously in the use that external environment light from influencing infrared receiving tube's receipt, further improves infrared receiving tube's sensitivity, improves infrared detection's accuracy.
Preferably, the top of main part still is equipped with the couple, can hang the main part in the assigned position through the couple, and it is more convenient to use.
Preferably, the main body further comprises a first placing box and a second placing box, the first placing box is arranged on the left side of the placing groove, and the second placing box is arranged on the right side of the placing groove; the power supply sets up and places the box in the second, the controller sets up and places the box in first placing the box, places the box through first placing the box and the second and protects controller and power supply, prevents to expose easily to damage, influences life.
Preferably, the power supply is a battery, the battery is convenient to replace, the main body is further provided with an electric quantity indicator, the electric quantity state of the battery is displayed through the electric quantity indicator, and a user can replace the battery immediately.
Preferably, the rear part of the placing groove is also provided with a connecting baffle plate, when an infusion bottle is placed in the front part of the placing groove, the placed infusion bottle is prevented from falling backwards through the connecting baffle plate, and the stability of the infusion bottle opening abutting against the microswitch is further improved.
Preferably, the place ahead of standing groove still is equipped with the door plant of switch, and baffle one end is articulated with the standing groove, and the other end and standing groove joint prevent through the door plant that the infusion bottle in the use, receive the external force influence the emergence of the circumstances such as displacement, drop to appear, further improve the result of use.
Preferably, the control circuit of the controller comprises a voltage comparator LM393, a deformation simulation controllable silicon, a wireless transmitter and a triode T4The deformation simulation controlled silicon comprises a triode T1And a light emitting diode D1Triode T2The infusion bottle is placed in the placing groove, the bottle mouth of the infusion bottle abuts against the micro switch, the whole circuit is powered on to work, the infrared transmitting tube works, the infrared light emitted by the infrared transmitting tube is refracted by the liquid medicine in the infusion bottle, so that the infrared light received by the infrared receiving tube cannot reach a set value, and the internal resistance of the infrared receiving tube is higher than that of the infrared receiving tubeAt the moment, the voltage of pin 5 of the voltage comparator LM393 is lower than the voltage of pin 6, pin 7 outputs low level, and the triode T1Triode T2Cut-off, triode T4The wireless transmitter is also cut off and does not work due to power loss; when the liquid medicine in the infusion bottle drops to the state that the infrared light received by the infrared receiving tube reaches a set value, the internal resistance of the infusion bottle is reduced, the voltage of the pin 5 of the voltage comparator LM393 is greater than the voltage of the pin 6, the pin 7 outputs high level, and the triode T1Triode T2Conducting, light emitting diode D1Lighting, at this time, the triode T4And the wireless transmitter is also conducted, and the wireless transmitter is electrified to work and transmits wireless signals.
Preferably, the deformation simulation thyristor further comprises R8、R9、R10Through R8、R9Current limiting is performed to improve the triode T1And a triode T2Service life through R10Enhancing light emitting diode D1The service life of (2); the control circuit adopts a deformation simulation controlled silicon to increase the reliability and stability of the equipment.
Preferably, the control circuit further comprises a resistor R6Capacitor C1When the wireless transmitter transmits signals, the high level output by the pin 7 of the voltage comparator LM393 passes through the resistor R6Capacitor C1Charging when the capacitor C is charged1When the charged voltage is higher than the voltage of pin 2 of the voltage comparator LM393, pin 1 of the voltage comparator LM393 outputs a high level, so that the triode T is enabled1And a triode T2No current circulates, and wireless transmitter loses the electricity and stops work to avoid wireless transmitter to be in operating condition all the time, further prolong the live time of power supply.
Preferably, the control circuit further comprises a multivibrator and a triode T which are formed by a time base 5553The triode T is enabled by the 3-pin output signal of the multivibrator consisting of the time base 5553The gap conduction is as follows: one-third second switches on, and two-thirds second ends for infrared transmitting tube carries out clearance work, thereby reduces the consumption of infrared transmitting tube electric energy, further prolongs the live time of power supply.
The utility model has the advantages that: put into the standing groove with the infusion bottle, its bottleneck is located and inserts bottleneck department and supports and press micro-gap switch, make the circuit work of getting power, infrared emission tube sends the infrared light, receive by infrared receiving tube, feed back to the controller when the infrared light of receiving reaches the setting value, start wireless transmitter transmission radio signal by the controller, nurse platform received signal, and trigger the reputation suggestion siren and remind the nurse to trade liquid or pull out the needle demand, thereby it calls the nurse to remove the manual work according to the bell from, reduce the nurse labour, further make things convenient for the patient.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a rear view of the present invention.
Fig. 3 is a working block diagram of the present invention.
Fig. 4 is a circuit diagram of a deformed analog thyristor.
Fig. 5 is a circuit control diagram of the present invention.
In the figure: the device comprises a main body 10, a micro switch 20, a power supply 30, an infrared transmitting tube 40, an infrared receiving tube 50, a controller 60, an infusion bottle 70, a hook 80, a placing groove 101, a first placing box 102, a second placing box 103, a bottle inserting opening 1011, a connecting baffle 1012 and a door plate 1013.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the present invention provides an infusion wireless automatic calling device, which comprises a main body 10, wherein the main body 10 is provided with a micro switch 20, a power supply 30, an infrared transmitting tube 40, an infrared receiving tube 50, and a controller 60; the controller 60 is electrically connected with the microswitch 20, the power supply 30, the infrared transmitting tube 40 and the infrared receiving tube 50, and controls the circuit to be powered on to work through the microswitch 20; the controller 60 is provided with a wireless transmitter which is matched with a wireless receiver arranged in a nurse station for use; the main body 10 comprises a placing groove 101 for placing the infusion bottle 70, the bottom of the placing groove 101 is provided with a bottle inserting opening 1011, and the micro switch 20 is arranged in the bottle inserting opening 1011; the infrared transmitting tube 40 and the infrared receiving tube 50 are correspondingly arranged at the bottom of the vertical walls at two sides of the placing groove 101; the infusion bottle 70 is placed in the placing groove 101, the bottle mouth at the bottle inserting mouth 1011 is pressed against the microswitch 20, the circuit is powered on to work, the infrared transmitting tube 40 transmits infrared light, the infrared receiving tube 50 receives the infrared light, when the infrared light received by the infrared receiving tube 50 reaches a set value, the infrared light is fed back to the controller 60, and the controller 60 starts the wireless transmitter to transmit a wireless signal.
The main part 10 is formulated by the black plastic board according to the size of infusion bottle 70, uses the black plastic board low in manufacturing cost, processing convenience, can also prevent simultaneously in the use that external environment light from influencing infrared receiving tube 50's receipt, further improves infrared receiving tube 50's sensitivity, improves the accuracy of infrared detection.
The top of the main body 10 is also provided with a hook 80, and the main body 10 can be hung at a designated position through the hook 80, so that the use is more convenient.
The main body 10 further comprises a first placing box 102 and a second placing box 103, wherein the first placing box 102 is arranged at the left side of the placing slot 101, and the second placing box 103 is arranged at the right side of the placing slot 101; the power supply source 30 is arranged in the second placing box 103, the controller 60 is arranged in the first placing box 102, and the controller 60 and the power supply source 30 are protected through the first placing box 102 and the second placing box 103, so that the phenomena that the power supply source is exposed and damaged easily and the service life is influenced are avoided.
The power supply 30 is a battery, the battery is convenient to replace, the main body 10 is further provided with an electric quantity indicator, and the electric quantity state of the battery is displayed through the electric quantity indicator, so that a user can obtain the electric quantity state of the battery immediately, and the use efficiency is improved.
A connecting baffle 1012 is further provided behind the placement groove 101, and when the infusion bottle 70 is placed in from the front of the placement groove 101, the connecting baffle 1012 prevents the placed infusion bottle 70 from falling backward, thereby further improving the stability of the infusion bottle 70 against the microswitch 20.
But the place ahead of standing groove 101 still is equipped with the door plant 1013 of switch, and door plant 1013 one end is articulated with standing groove 101, and the other end and standing groove 101 joint prevent infusion bottle 70 in the use through door plant 1013, receive the emergence of the circumstances such as external force influence displacement, drop, further improve the result of use.
The control circuit of the controller 60 comprises a voltage comparator LM393, a deformation simulation controlled silicon, a wireless transmitter and a triode T4The deformation simulation controlled silicon comprises a triode T1And a light emitting diode D1Triode T2The infusion bottle 70 is placed in the placing groove 101, the bottle mouth of the infusion bottle abuts against the micro switch 20, the whole circuit is powered on to work, the infrared transmitting tube 40 works, infrared light emitted by the infrared transmitting tube is refracted by liquid medicine in the infusion bottle 70, so that the infrared light received by the infrared receiving tube 50 cannot reach a set value, the internal resistance of the infrared transmitting tube is large, the voltage of the pin 5 of the voltage comparator LM393 is lower than the voltage of the pin 6, the pin 7 outputs a low level, and the triode T is connected with the power supply of the power1Triode T2Cut-off, triode T4The wireless transmitter is also cut off and does not work due to power loss; when the liquid medicine in the infusion bottle 70 drops to the point that the infrared light received by the infrared receiving tube 50 reaches the set value, the internal resistance is reduced, the voltage of the pin 5 of the voltage comparator LM393 is greater than the voltage of the pin 6, the pin 7 outputs high level, and the triode T1Triode T2Conducting, light emitting diode D1Lighting, at this time, the triode T4And the wireless transmitter is also conducted, and the wireless transmitter is electrified to work and transmits wireless signals.
The deformation simulation controlled silicon further comprises a resistor R8Resistance R9Resistance R10Through a resistance R8Resistance R9Current limiting is performed to improve the triode T1And a triode T2Service life, through resistance R10Enhancing light emitting diode D1The service life of (2); the control circuit adopts a deformation simulation controlled silicon to increase the reliability and stability of the equipment.
The control circuit also comprises a resistor R6Capacitor C1When the wireless transmitter transmits signals, the high level output by the pin 7 of the voltage comparator LM393 passes through the resistor R6Capacitor C1Charging when the capacitor C is charged1When the charged voltage is higher than the voltage of pin 2 of the voltage comparator LM393, pin 1 of the voltage comparator LM393 outputs a high level, so that the triode T is enabled1、T2No current circulates, and wireless transmitter loses the electricity and stops work, and the voltage comparison is time delay turn-off to avoid wireless transmitter to be in operating condition all the time, further prolong the live time of power supply 30.
The control circuit also comprises a multivibrator and a triode T which are composed of a time base 5553The triode T is enabled by the 3-pin output signal of the multivibrator consisting of the time base 5553The gap conduction is as follows: one third of the second is conducted, and two thirds of the second is cut off, so that the infrared transmitting tube 40 performs clearance work, the consumption of the electric energy of the infrared transmitting tube 40 is reduced, and the service time of the power supply 30 is further prolonged.
When the infrared receiving tube 50 is used, the infusion bottle 70 is placed in the placing groove 101, the bottle mouth of the infusion bottle is positioned at the bottle inserting mouth 1011 and abuts against the micro switch 20, so that the circuit is powered on to work, the infrared transmitting tube 40 emits infrared light, the infrared light is refracted under the influence of liquid medicine in the infusion bottle 70, the reduction of the infrared light obtained by the infrared receiving tube 50 cannot reach a set value, and the controller 60 controls the wireless transmitter to be powered off and not work; when the liquid medicine in the infusion bottle 70 drops to the point that the infrared light received by the infrared receiving tube 50 reaches the set value, the controller 60 controls the wireless transmitter to be powered on to work, transmits a wireless signal, receives the signal by the wireless receiver arranged at the nurse station, and triggers the acousto-optic prompting alarm to remind the nurse, so that the nurse can know that the infusion of the corresponding bed is finished soon.
The utility model has the advantages that: put into standing groove 101 with infusion bottle 70 in, its bottleneck is located and inserts bottleneck department and supports and press micro-gap switch 20, whole circuit gets electric work, infrared transmitting tube 40 sends the infrared light, receive by infrared receiving tube 50, feed back to controller 60 when the infrared light of receiving reaches the setting value, start wireless transmitter transmission radio signal by controller 60, the signal is received by nurse's platform and is triggered reputation suggestion siren, thereby remove the manual work and call the nurse according to the bell from, reduce the nurse labour, further make things convenient for the patient.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An infusion wireless automatic calling device, comprising a main body (10), characterized in that: the main body (10) is provided with a microswitch (20), a power supply (30), an infrared transmitting tube (40), an infrared receiving tube (50) and a controller (60); the controller (60) is electrically connected with the micro switch (20), the power supply (30), the infrared transmitting tube (40) and the infrared receiving tube (50), and controls the circuit to work by electrifying through the micro switch (20); the controller (60) is provided with a wireless transmitter which is matched with a wireless receiver arranged in a nurse station for use; the main body (10) comprises a placing groove (101) for placing the infusion bottle (70), the bottom of the placing groove (101) is provided with an insertion bottle opening (1011), and the micro switch (20) is arranged in the insertion bottle opening (1011); the infrared transmitting tube (40) and the infrared receiving tube (50) are correspondingly arranged at the bottoms of the vertical walls at the two sides of the placing groove (101); an infusion bottle (70) is placed in the placing groove (101), the micro switch (20) is pressed through the bottle opening located at the bottle insertion opening (1011), the circuit is powered on to work, the infrared transmitting tube (40) sends infrared light, the infrared receiving tube (50) receives the infrared light, when the infrared light received by the infrared receiving tube (50) reaches a set value, the infrared light is fed back to the controller (60), and the controller (60) starts the wireless transmitter to transmit a wireless signal.
2. The wireless automatic call device for infusion according to claim 1, wherein: the main body (10) is made of a black plastic plate according to the size of the infusion bottle (70); the top of the main body (10) is also provided with a hook (80).
3. The wireless automatic call device for infusion according to claim 1, wherein: the main body (10) further comprises a first placing box (102) and a second placing box (103), wherein the first placing box (102) is arranged on the left side of the placing groove (101), and the second placing box (103) is arranged on the right side of the placing groove (101); the power supply source (30) is provided in the second housing box (103), and the controller (60) is provided in the first housing box (102).
4. The wireless automatic call device for infusion according to claim 1, wherein: the power supply (30) is a battery, and the main body (10) is also provided with a power indicator which displays the power state of the battery.
5. The wireless automatic call device for infusion according to claim 1, wherein: a connecting baffle plate (1012) is arranged behind the placing groove (101), and the placed infusion bottle (70) is prevented from falling backwards by the connecting baffle plate (1012).
6. The wireless automatic call device for infusion according to claim 1, wherein: but the place ahead of standing groove (101) still is equipped with switch door plant (1013), and door plant (1013) one end is articulated with standing groove (101), and the other end and standing groove (101) joint.
7. The wireless automatic call device for infusion according to claim 1, wherein: the control circuit of the controller (60) comprises a voltage comparator LM393, a deformation simulation controlled silicon, a wireless transmitter and a triode T4The deformation simulation controlled silicon comprises a triode T1And a light emitting diode D1Triode T2The infusion bottle (70) is placed in the placing groove (101), the bottle opening of the infusion bottle is pressed against the microswitch (20), and the whole circuit is electrified to workWhen the infrared transmitting tube (40) works, the infrared light emitted by the infrared transmitting tube is refracted by the liquid medicine in the infusion bottle (70), so that the infrared light received by the infrared receiving tube (50) cannot reach a set value, the internal resistance of the infrared receiving tube is large, the voltage of the pin 5 of the voltage comparator LM393 is lower than the voltage of the pin 6, the pin 7 outputs low level, and the triode T393 is used for outputting high level voltage1Triode T2Cut-off, triode T4The wireless transmitter is also cut off and does not work due to power loss; when the liquid medicine in the infusion bottle (70) drops to the point that the infrared light received by the infrared receiving tube (50) reaches a set value, the internal resistance is reduced, the voltage of the pin 5 of the voltage comparator LM393 is greater than the voltage of the pin 6, the pin 7 outputs high level, and the triode T1Triode T2Conducting, light emitting diode D1Lighting, at this time, the triode T4And the wireless transmitter is also conducted, and the wireless transmitter is electrified to work and transmits wireless signals.
8. The wireless automatic call device for infusion according to claim 7, wherein: the deformation simulation controlled silicon further comprises a resistor R8Resistance R9Resistance R10Through a resistance R8Resistance R9Current-limiting and improving triode T1And a triode T2Service life of, through resistance R10Current limiting enhancement light emitting diode D1The service life of (2).
9. The wireless automatic call device for infusion according to claim 7, wherein: the control circuit also comprises a resistor R6Capacitor C1When the wireless transmitter transmits signals, the high level output by the pin 7 of the voltage comparator LM393 passes through the resistor R6Capacitor C1Charging when the capacitor C is charged1When the charged voltage is higher than the voltage of pin 2 of the voltage comparator LM393, pin 1 of the voltage comparator LM393 outputs a high level, so that the triode T is enabled1And a triode T2And no current flows, and the wireless transmitter stops working when power is lost.
10. The wireless automatic call device for infusion according to claim 7, wherein said wireless automatic call device for infusion comprises a wireless transceiver for receiving a wireless signal from a wireless deviceIn the following steps: the control circuit also comprises a multivibrator and a triode T which are composed of a time base 5553The triode T is enabled by the 3-pin output signal of the multivibrator consisting of the time base 5553The gap conduction is that one third of the second is conducted and two thirds of the second is cut off, thus realizing the gap work of the infrared transmitting tube (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021450683.8U CN212327108U (en) | 2020-07-21 | 2020-07-21 | Wireless automatic calling equipment for infusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021450683.8U CN212327108U (en) | 2020-07-21 | 2020-07-21 | Wireless automatic calling equipment for infusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212327108U true CN212327108U (en) | 2021-01-12 |
Family
ID=74081958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021450683.8U Expired - Fee Related CN212327108U (en) | 2020-07-21 | 2020-07-21 | Wireless automatic calling equipment for infusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212327108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111714724A (en) * | 2020-07-21 | 2020-09-29 | 沃凌宇 | Wireless automatic calling equipment for infusion |
-
2020
- 2020-07-21 CN CN202021450683.8U patent/CN212327108U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111714724A (en) * | 2020-07-21 | 2020-09-29 | 沃凌宇 | Wireless automatic calling equipment for infusion |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |