CN112957567A - Injection pump control method, system and equipment thereof - Google Patents
Injection pump control method, system and equipment thereof Download PDFInfo
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- CN112957567A CN112957567A CN202110176375.3A CN202110176375A CN112957567A CN 112957567 A CN112957567 A CN 112957567A CN 202110176375 A CN202110176375 A CN 202110176375A CN 112957567 A CN112957567 A CN 112957567A
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- 238000002347 injection Methods 0.000 title claims abstract description 80
- 239000007924 injection Substances 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 230000008569 process Effects 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 2
- 239000000243 solution Substances 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31566—Means improving security or handling thereof
- A61M5/31573—Accuracy improving means
-
- 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
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
- A61M5/31578—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod
-
- 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
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
- A61M2005/31588—Constructional features or modes of drive mechanisms for piston rods electrically driven
-
- 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
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The embodiment of the invention discloses a control method, a control system and control equipment for an injection pump. The control method of the invention is applied to a syringe pump control system, wherein the syringe pump control system comprises an injector and a controller which are connected with each other, and the control method comprises the following steps: receiving a flow rate grade set by a user; controlling an injection rate of the liquid in the injector with the controller; detecting whether an external device is accessed; if the external equipment is accessed, the physical key of the injection pump control system is disabled, the physical key of the external equipment is enabled, and the injection speed of the liquid in the injector is adjusted in real time through the serial port of the external equipment. According to the injection pump control method, the injection system and the injection pump control equipment, the controller is used for controlling the injection speed of the liquid in the injector so as to realize uniform injection.
Description
Technical Field
The invention relates to the field of medical treatment, in particular to a control method, a control system and control equipment for an injection pump.
Background
The injector is the most commonly used equipment in the medical field, medical staff utilizes the injector to carry out various injection operations on patients, at present, the injector is manually operated, however, the manual operation is usually influenced by the proficiency of operators, the skilled operators generally have higher propelling speed on the injector, the careless operators generally have lower propelling speed on the injector, and the careless operators have higher propelling speed and lower propelling speed, so that the condition of uneven propelling speed is difficult to avoid by manual operation, but once the condition of uneven propelling speed on the injector occurs, the comfort degree of the patients during injection is influenced, and various uncomfortable conditions of the patients occur.
Therefore, how to achieve uniform injection of the injector is a goal of the industry.
Disclosure of Invention
The embodiment of the invention provides a control method, a control system and control equipment for an injection pump, which can realize uniform-speed injection of an injector and ensure the comfort of a patient.
The embodiment of the invention provides a control method of an injection pump, which is applied to a control system of the injection pump, wherein the control system of the injection pump comprises an injector and a controller which are connected with each other, and the control method comprises the following steps:
receiving a flow rate grade set by a user;
controlling an injection rate of the liquid in the injector with the controller;
detecting whether an external device is accessed;
if the external equipment is accessed, the physical key of the injection pump control system is disabled, the physical key of the external equipment is enabled, and the injection speed of the liquid in the injector is adjusted in real time through the serial port of the external equipment.
In one possible approach, the injection pump control system further comprises a display, wherein the control method further comprises:
and in the process of controlling the injector to inject by the controller, the display displays a specified color by using the grating as an operating state indicator and displays the equipment state.
In one possible solution, the injector includes a stopper, wherein the control method further includes:
and in the process of controlling the injector to inject by the controller, the residual amount of the residual liquid in the injector is controlled by the limiting block.
In one possible solution, the injection pump control system further includes a motor, the controller is connected to the motor, and the motor is in transmission connection with a push rod of the injector, wherein the control method further includes:
when the controller controls the injector to inject, the controller controls the operation of the motor, and the motor controls the push rod of the injector to reciprocate in the operation process so as to realize the injection of the liquid in the injector.
In one possible solution, the control method further includes:
and receiving the voltage and current set by the user by using a physical key of the external equipment to adjust the output power.
In addition, the embodiment of the invention also provides a control system of the injection pump, which comprises an input module, an injector, a controller, a detection module and a switching module, wherein,
the input module is used for receiving the flow rate grade set by a user;
the controller is used for controlling the injection speed of the liquid in the injector according to the flow rate grade;
the detection module is used for detecting whether external equipment is accessed;
the switching module is used for forbidding the physical keys of the input module and enabling the physical keys of the external equipment under the condition that the external equipment is accessed, and adjusting the injection speed of the liquid in the injector in real time through the serial port of the external equipment.
In one possible embodiment, the injection pump control system further comprises a display, wherein the display is configured to display a designated color as the operation status indication with a light grating during the control of the injector by the controller during the injection.
In one possible solution, the injector comprises a stopper, wherein the stopper is used for controlling the residual amount of the liquid in the injector during the injection process of the injector controlled by the controller.
In a possible scheme, the injection pump control system further comprises a motor, the controller is connected with the motor, and the motor is in transmission connection with a push rod of the injector, wherein during the process that the controller controls the injector to inject, the controller controls the operation of the motor, and during the process that the motor controls the push rod of the injector to reciprocate, so that the injection of the liquid in the injector is realized.
In addition, the embodiment of the invention also provides equipment, wherein the equipment comprises a memory and a processor, the memory stores computer processing instructions, and the processor executes the injection pump control method by calling the computer processing instructions.
Based on the scheme, the injection speed of the liquid in the injector is controlled by the controller so as to realize uniform injection.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic configuration diagram of an injection pump control method in a first embodiment of the present invention;
fig. 2 is a schematic structural view of an injection pump control system in a second embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for convenience in describing and simplifying the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication connection; either directly or indirectly through intervening media, either internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. The technical solution of the present invention will be described in detail below with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
Hereinafter, a method for controlling an injection pump according to the present invention will be described in detail.
Fig. 1 is a schematic structural diagram of an injection pump control method according to a first embodiment of the present invention.
In the present embodiment, the injection pump control method is applied to an injection pump control system, wherein the injection pump control system comprises an injector and a controller which are connected with each other, and wherein the control method comprises steps S1-S5, which are respectively described in detail below.
In step S1, a flow rate level set by a user is received.
In this embodiment, the current flow rate can be set within 0 to 80mL/min at will, the flow rate screen can be directly input by a keyboard, the setting precision reaches 0.1mL/min, the flow rate grade can be adjusted, for example, 10 gears from 0 to 9 can be selected, in the power-off state, the injection/standby key is firstly pressed and then the switch key is pressed, the switching can be performed in each equipment item, the setting items are sequentially changed when the injection/standby key is pressed each time, when "g 20 ↓" (representing 20mL injector flow rate grade adjustment items) is displayed on the nixie tube, the rightmost ↓or ↓ispressed to select the required flow rate grade, and 10 gears from 0 to 9 can be selected.
In step S2, the injection speed of the liquid in the syringe is controlled by the controller.
In this embodiment, the injection pump control system further comprises a display, which may display different colors, such as red and green, using a grating or a light emitting diode, wherein the control method further comprises:
during the process of controlling the injector to inject by the controller, the display displays the designated color by using the grating as an operating state indication and a display device state.
In this embodiment, different colors displayed by the light barrier or the light emitting diode indicate different operating states of the system, for example, red indicates a standby operating state, and green accompanied by movement indicates an operating state, for example, an injection operation.
In this embodiment, the injector includes a stopper, wherein the control method further includes:
in the process of controlling the injector to inject by the controller, the residual amount of the residual liquid in the injector is controlled by the limiting block.
In this embodiment, the syringe of different models, the stopper sets up in the position of difference, generally has three stopper, and the stopper that is located both ends prevents the syringe and pushes away the striking that takes place around when liquid medicine, and the stopper that is located the centre is the surplus of injecing in the syringe, detects with the light blocking piece and confirms the position.
In this embodiment, the injection pump control system further includes a motor, the controller is connected to the motor, and the motor is connected to the push rod of the injector, wherein the control method further includes:
the controller controls the operation of the motor in the injection process of the injector controlled by the controller, and the motor controls the push rod of the injector to reciprocate in the operation process so as to realize the injection of liquid in the injector.
In step S3, it is detected whether an external device is connected.
If an external device is connected, in step S4, the physical button of the syringe pump control system is disabled, the physical button of the external device is enabled, and the injection speed of the liquid in the syringe is adjusted in real time through the serial port of the external device.
In this embodiment, when detecting that an external device is accessed, the physical key of the current device is disabled, and at this time, the external device serves as a master device, and the physical key of the master device (i.e., the external device) is enabled for receiving an operation instruction of a user.
In step S5, the output power is adjusted by receiving the voltage and current set by the user with the physical key of the external device.
In the present embodiment, the output power is adjusted according to the voltage and current set by the user, and then the data of temperature and impedance are acquired through the thermocouple and the sampling circuit, and filtering is performed.
Fig. 2 is a schematic structural diagram of an injection pump control system according to a second embodiment of the present invention.
In the present embodiment, the injection pump control system 1 includes an input module 2, an injector 3, a controller 4, a detection module 5, a switching module 6, a display 7, and a motor 8.
And the input module 2 is used for receiving the flow rate grade set by the user.
In this embodiment, the current flow rate can be set within 0 to 80mL/min at will, the flow rate screen can be directly input by a keyboard, the setting precision reaches 0.1mL/min, the flow rate grade can be adjusted, for example, 10 gears from 0 to 9 can be selected, in the power-off state, the injection/standby key is firstly pressed and then the switch key is pressed, the switching can be performed in each equipment item, the setting items are sequentially changed when the injection/standby key is pressed each time, when "g 20 ↓" (representing 20mL injector flow rate grade adjustment items) is displayed on the nixie tube, the rightmost ↓or ↓ispressed to select the required flow rate grade, and 10 gears from 0 to 9 can be selected.
And a controller 4 for controlling the injection rate of the liquid in the syringe 3 according to the flow rate grade.
In the present embodiment, the display 7 is used to display a designated color as an operation status indication and display device status using a raster during the control of the injector 3 by the controller 4 during injection.
In this embodiment, different colors displayed by the light barrier or the light emitting diode indicate different operating states of the system, for example, red indicates a standby operating state, and green accompanied by movement indicates an operating state, for example, an injection operation.
The syringe 3 includes a stopper for controlling the remaining amount of the remaining liquid in the syringe 3 during the injection process of the syringe 3 controlled by the controller 4.
In this embodiment, the syringes 3 of different models, the stopper sets up in the position of difference, generally has three stopper, and the stopper that is located both ends prevents that the syringe 3 from pushing away the striking that takes place around when liquid medicine, and the stopper that is located the centre is the surplus of injecing in the syringe 3, detects with the light blocking piece and confirms the position.
The controller 4 is connected with the motor 8, the motor 8 is in transmission connection with a push rod of the injector 3, wherein, in the process that the controller 4 controls the injector 3 to inject, the controller 4 firstly controls the operation of the motor 8, the motor 8 can be a linear motor, and the motor 8 drives the push rod of the injector 3 to reciprocate in the operation process so as to inject the liquid in the injector 3.
And the detection module 5 is used for detecting whether external equipment is accessed.
And the switching module 6 is used for forbidding the physical key of the input module 2 and enabling the physical key of the external equipment under the condition that the external equipment is accessed, and adjusting the injection speed of the liquid in the injector in real time through the serial port of the external equipment.
In addition, the invention also provides a device, wherein the device comprises a memory and a processor, the memory stores computer processing instructions, and the processor executes the injection pump control method by calling the computer processing instructions.
The technical scheme provided by the invention has the following advantages: the injection speed of the liquid in the injector is controlled by the controller so as to realize uniform injection.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
In the present invention, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may be directly contacting the first feature and the second feature or indirectly contacting the first feature and the second feature through an intermediate.
Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A control method of an injection pump is applied to an injection pump control system, and is characterized in that the injection pump control system comprises an injector and a controller which are connected with each other, wherein the control method comprises the following steps:
receiving a flow rate grade set by a user;
controlling an injection rate of the liquid in the injector with the controller;
detecting whether an external device is accessed;
if the external equipment is accessed, the physical key of the injection pump control system is disabled, the physical key of the external equipment is enabled, and the injection speed of the liquid in the injector is adjusted in real time through the serial port of the external equipment.
2. The syringe pump control method of claim 1, wherein the syringe pump control system further comprises a display, wherein the control method further comprises:
and in the process of controlling the injector to inject by the controller, the display displays a specified color by using the grating as an operating state indicator and displays the equipment state.
3. The syringe pump control method of claim 2, wherein the injector includes a stopper, wherein the control method further comprises:
and in the process of controlling the injector to inject by the controller, the residual amount of the residual liquid in the injector is controlled by the limiting block.
4. The syringe pump control method of claim 3, wherein the syringe pump control system further comprises a motor, the controller is coupled to the motor, and the motor is drivingly coupled to a plunger of the injector, wherein the control method further comprises:
when the controller controls the injector to inject, the controller controls the operation of the motor, and the motor controls the push rod of the injector to reciprocate in the operation process so as to realize the injection of the liquid in the injector.
5. The injection pump control method of claim 1, further comprising:
and receiving the voltage and current set by the user by using a physical key of the external equipment to adjust the output power.
6. A control system of an injection pump is characterized by comprising an input module, an injector, a controller, a detection module and a switching module, wherein,
the input module is used for receiving the flow rate grade set by a user;
the controller is used for controlling the injection speed of the liquid in the injector according to the flow rate grade;
the detection module is used for detecting whether external equipment is accessed;
the switching module is used for forbidding the physical keys of the input module and enabling the physical keys of the external equipment under the condition that the external equipment is accessed, and adjusting the injection speed of the liquid in the injector in real time through the serial port of the external equipment.
7. The syringe pump control system of claim 6, further comprising a display, wherein the display is configured to display a designated color as an operating status indication with a light barrier during the controller controlling the injector during an injection.
8. The syringe pump control system of claim 7, wherein the syringe includes a stopper, wherein the stopper is configured to control a remaining amount of fluid remaining in the syringe during an injection of the syringe controlled by the controller.
9. The syringe pump control system of claim 8, further comprising a motor, wherein the controller is coupled to the motor, wherein the motor is drivingly coupled to the plunger of the syringe, wherein the controller controls operation of the motor during operation of the syringe, and wherein the motor controls reciprocation of the plunger of the syringe during operation of the syringe to effect injection of the fluid in the syringe.
10. An apparatus, characterized in that the apparatus comprises a memory storing computer processing instructions and a processor executing the injection pump control method of any of the preceding claims 1-5 by invoking the computer processing instructions.
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| CN202110176375.3A CN112957567A (en) | 2021-02-09 | 2021-02-09 | Injection pump control method, system and equipment thereof |
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| CN202110176375.3A CN112957567A (en) | 2021-02-09 | 2021-02-09 | Injection pump control method, system and equipment thereof |
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