CN112294265A - Vein display device and method for assisting tail vein injection of animal - Google Patents
Vein display device and method for assisting tail vein injection of animal Download PDFInfo
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- 210000003462 vein Anatomy 0.000 title claims abstract description 119
- 241001465754 Metazoa Species 0.000 title claims abstract description 82
- 238000002347 injection Methods 0.000 title claims abstract description 32
- 239000007924 injection Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims abstract description 44
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 230000000007 visual effect Effects 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000001990 intravenous administration Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 14
- 238000002474 experimental method Methods 0.000 description 6
- 102000001554 Hemoglobins Human genes 0.000 description 4
- 108010054147 Hemoglobins Proteins 0.000 description 4
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 238000010253 intravenous injection Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 241000699666 Mus <mouse, genus> Species 0.000 description 3
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- 241000282693 Cercopithecidae Species 0.000 description 2
- 241000283973 Oryctolagus cuniculus Species 0.000 description 2
- 206010047141 Vasodilatation Diseases 0.000 description 2
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4887—Locating particular structures in or on the body
- A61B5/489—Blood vessels
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0062—Arrangements for scanning
- A61B5/0064—Body surface scanning
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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
- A61M5/42—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 having means for desensitising skin, for protruding skin to facilitate piercing, or for locating point where body is to be pierced
- A61M5/427—Locating point where body is to be pierced, e.g. vein location means using ultrasonic waves, injection site templates
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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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/40—Animals
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/42—Evaluating a particular growth phase or type of persons or animals for laboratory research
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Abstract
The invention discloses a vein display device and a method for assisting tail vein injection of animals, wherein the device comprises a mode selection module, a heating device, a light-emitting device and a main control module; the light-emitting device comprises a light-emitting diode, an LED driving module, a current collecting module and a current-voltage conversion module; the LED driving module receives a control signal of the main control module and adjusts the working current of the light emitting diode; the current acquisition module acquires the working current of the light emitting diode; the current-voltage conversion module converts the collected working current into working voltage and sends the working voltage to the main control module; the heating device comprises a constant-temperature heating module, a temperature sensing module and a temperature alarm module; the temperature alarm module comprises a buzzer and an alarm light-emitting diode and is used for giving out light and making a sound by the alarm light-emitting diode when the temperature value is higher than a first threshold value or lower than a second threshold value. The tail vein display device can illuminate and heat the tail of an animal, so that the tail vein can be clearly displayed, and tail vein injection is facilitated.
Description
Technical Field
The invention relates to the technical field of animal intravenous injection, in particular to a vein display device and method for assisting tail vein injection of animals.
Background
In biological experiments and medical research, intravenous injection is usually performed on the tail of an animal. Tail veins from the tail of different animals appear to require different intensity light sources for illumination. The mouse is a common model animal in medical research and can be divided into a plurality of types such as mice, middle rats and rats according to different experimental requirements. Tail veins of rats of different body types showed that different intensity light source illumination was required. In addition, the rat tail veins are uneven in size and difficult to inject. At present, the success rate of mouse tail vein injection by experienced experimenters is less than 80%.
The following defects exist in the current puncture of tail vein injection of animals: first, when puncturing the tail vein blood vessel of an animal, the animal is overstrained or the ambient temperature is low, and the tail vein thereof is contracted, and puncturing is difficult. Studies have shown that the degree of relaxation of the tail veins is closely related to temperature. Secondly, the tail vein of the animal is thin, external light source irradiation is needed to guide tail vein puncture during puncture, and the existing equipment only uses white light, so that the penetration force is poor and the white light visual resolution is low.
In summary, there is a need for a vein display device for assisting tail vein injection of animals, which can heat and irradiate tail veins of animals with light sources of different intensities.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a vein display device for assisting tail vein injection of animals, which can clearly display tail veins by illuminating and heating tail parts of the animals and is convenient for tail vein injection.
The invention also provides a vein display method for assisting tail vein injection of animals.
According to a first aspect of the invention, the vein display device for assisting tail vein injection of animals comprises: the device comprises a mode selection module, a heating device, a light-emitting device and a main control module, wherein the mode selection module is used for adjusting the brightness of light, and the main control module is electrically connected with the mode selection module, the heating device and the light-emitting device; the light-emitting device comprises a light-emitting diode, an LED driving module, a current collecting module and a current-voltage conversion module; the LED driving module receives a control signal of the main control module and adjusts the working current of the light emitting diode; the current acquisition module is electrically connected with the LED driving module and is used for acquiring the working current of the light-emitting diode; the current-voltage conversion module converts the working current collected by the current collection module into working voltage and sends the working voltage to the main control module; the heating device comprises a constant-temperature heating module, a temperature sensing module and a temperature alarm module; the temperature alarm module comprises a buzzer and an alarm light-emitting diode, and is used for giving out light by the alarm light-emitting diode when the temperature value acquired by the temperature sensing module is higher than a first threshold value or lower than a second threshold value.
The vein display device for assisting tail vein injection of animals provided by the embodiment of the invention has at least the following beneficial effects: the embodiment of the invention acquires the working voltage through the main control module, and can obtain the working current and the working voltage required by the vein images clearly developed by the tail veins of different animals by combining with the actual working effect, and further can obtain the light source brightness required by the vein images clearly developed by the tail veins of different animals by combining with a user manual provided by an LED lamp manufacturer, thereby providing data support for the setting of the working mode; according to the embodiment of the invention, the temperature induction and the temperature alarm are adopted, so that the waste of test products due to overhigh temperature is prevented; prevent the temperature from being too low and increase the puncture failure rate.
According to some embodiments of the invention, the mode selection module comprises a knob and a plurality of switches. The embodiment of the invention provides two working modes of manual and automatic setting of the brightness of the light-emitting diode through the knob and the switches, the knob can adjust the brightness of the light-emitting diode through the adjustable resistor or the adjustable capacitor, and the brightness is manually adjusted to the optimal illumination brightness aiming at the animal; can select the automatic dimming button who presets through a plurality of switches, according to the animal of different animal experiment needs, select different automatic dimming button, different automatic dimming button show the required luminance of clear vein image corresponding to the animal, if lower luminance to the mouse, to the higher luminance of rabbit, monkey.
According to some embodiments of the invention, the constant temperature heating module comprises a PTC constant temperature heater or other constant temperature heater. The embodiment of the invention adopts the PTC constant temperature heater or other constant temperature heaters and is arranged below or at the side position of the light-emitting diode circuit board, so that the PTC constant temperature heater is heated for the tail vein to promote the vasodilatation and is beneficial to injection.
According to some embodiments of the invention, the temperature sensing module comprises an analog temperature sensor. The analog temperature sensor provided by the embodiment of the invention is used for measuring the temperature value near 5mm of the animal vein imaging part, namely measuring the local temperature value of the tail vein under the action of the heating device and the working state of the light-emitting diode.
According to some embodiments of the invention, the temperature sensing module is configured to feed back the temperature value to the heating device to adjust an operating current or an LED driving current of the heating device. According to the embodiment of the invention, two alarm modes of light and sound are collected, when the temperature value is higher than a first threshold value or lower than a second threshold value according to the temperature value collected by the temperature sensing module, the sound-light alarm device is started, and the working current or the LED driving current of the heating device is automatically adjusted, so that the test sample is prevented from being wasted due to overhigh temperature; the temperature is too low, and the puncture failure rate is increased.
According to some embodiments of the invention, the LED driving module comprises a triode amplification circuit. The embodiment of the invention adopts PWM adjustable frequency and duty ratio to adjust the luminous current of the light emitting diode, adopts the triode basic amplifying circuit to increase the driving capability and improve the luminous brightness.
According to some embodiments of the invention, the light emitting diode is a red or orange light emitting diode. According to the embodiment of the invention, an orange or red light-emitting diode is adopted, and the blood vessel position is displayed clearly according to the specific absorption principle of oxygen and hemoglobin in veins and reductive oxygen and hemoglobin to light and the light penetration effect, so that the tail vein image of the animal is displayed, and the puncture success rate in animal experiments is increased.
According to some embodiments of the invention, the lighting device comprises an LED driving and dimming module comprising an LED constant current driver comprising an adjustable resistor or an adjustable capacitor for adjusting the LED driving current. The embodiment of the invention enables the light emitting diode to be adjustable in a range from low brightness to high brightness.
According to some embodiments of the invention, the vein display device further comprises a vein magnifying display device comprising a magnifying glass or a display screen. According to the embodiment of the invention, the vein (local) magnifying display device, such as a miniature magnifier, a display screen and the like, is used as required, so that the vein image is displayed more clearly.
According to some embodiments of the invention, the vein display device further comprises a power module, and the power module is powered by a rechargeable lithium battery. According to the embodiment of the invention, cables directly adopting 220V mains supply for power supply are reduced, so that the laboratory table top is cleaner, and the device is convenient to move.
According to some embodiments of the invention, the vein display device further comprises a proximity sensing module comprising a proximity switch for switching on or off the connection between the power module and the light emitting diode, the proximity switch being no more than 1cm from the light emitting diode. The design of this embodiment reduces the power consumption, increases the live time after the equipment single charges.
According to a second aspect of the invention, the vein display method for assisting tail vein injection of animals comprises the following steps: s100, according to the tail veins of animals of different body types or types, displaying the brightness required by vein images under the irradiation of a light-emitting diode, and setting an automatic dimming button; s200, selecting one of an automatic mode and a manual mode to adjust the brightness of the light-emitting diode; s300, aiming at the current animals needing tail vein injection, the tail of the animals is heated at a constant temperature by a heating device, and meanwhile, the tail vein local temperature value of the tail of the animals under the irradiation and heating effects is detected; s400, under the irradiation of the light emitting diode and the constant temperature heating of the heating device, the tail vein image of the animal is displayed.
According to some embodiments of the invention, step S100 comprises: s110, starting a manual mode to adjust the brightness of the light emitting diode, and adjusting the brightness to the vein image of the tail of the currently illuminated animal to be displayed; s120, collecting the current working current of the light emitting diode, converting the collected working current into working voltage, obtaining the current brightness of the light emitting diode as first brightness based on the working current or the working voltage, and setting a first automatic dimming button based on the brightness; s130, setting the first automatic dimming button, wherein if a switch corresponding to the first automatic dimming button is closed, the light emitting diode is set to be at a first brightness; and S140, setting other automatic dimming buttons according to requirements.
According to some embodiments of the invention, step S300 comprises: s310, measuring the temperature of the tail vein part of the tail of the animal based on the analog temperature sensor; and S320, if the temperature value exceeds a first threshold value or is lower than a second threshold value, starting an audible and visual alarm, and automatically adjusting the working current or the LED driving current of the heating device.
According to some embodiments of the invention, the method further comprises: magnifying and displaying the tail of the animal based on a vein magnifying and displaying device; the vein magnifying display device comprises a magnifying glass or a display screen.
The vein display method for assisting tail vein injection of animals provided by the embodiment of the invention has at least the following beneficial effects: according to the embodiment of the invention, the light emitting diode is adjusted by setting two working modes of automatic and manual operation, the brightness can be adjusted to one preset brightness by pressing the switch in an automatic mode without manual adjustment, and the selection of the automatic dimming button is determined according to the body type of the animal needing intravenous injection or the type of the animal, so that the time is saved, and the operation is convenient and fast; the manual mode is selected to be used for adjusting other brightness except the preset brightness, and the brightness obtained by the operation can be stored as one of the preset brightness after the manual adjustment, so that the next use is facilitated.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a block diagram of an apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic block diagram of an apparatus according to another embodiment of the present invention.
Fig. 3 is a schematic circuit diagram of a switch portion of the mode selection module according to an embodiment of the invention.
Fig. 4 is a schematic circuit diagram of a temperature alarm module according to an embodiment of the present invention.
FIG. 5 is a flow chart of a method of an embodiment of the present invention.
Fig. 6 is a flowchart of an automatic dimming button setting method according to an embodiment of the present invention.
FIG. 7 is a flowchart of an audible and visual alarm method according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and more than, less than, more than, etc. are understood as excluding the present number, and more than, less than, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
Referring to fig. 1, a vein display device for assisting tail vein injection of an animal according to an embodiment of the present invention includes: the device comprises a mode selection module, a heating device, a light-emitting device and a main control module, wherein the mode selection module is used for adjusting the brightness of light, and the main control module is electrically connected with the mode selection module, the heating device and the light-emitting device; the light-emitting device comprises a light-emitting diode, an LED driving module, a current collecting module and a current-voltage conversion module; the LED driving module receives a control signal of the main control module and adjusts the working current of the light emitting diode; the current acquisition module is electrically connected with the LED driving module and is used for acquiring the working current of the light-emitting diode; the current-voltage conversion module converts the working current collected by the current collection module into working voltage and sends the working voltage to the main control module; the heating device comprises a constant-temperature heating module, a temperature sensing module and a temperature alarm module; the temperature alarm module comprises a buzzer and an alarm light-emitting diode and is used for giving out light and making a sound by the alarm light-emitting diode when the temperature value acquired by the temperature sensing module is higher than a first threshold value or lower than a second threshold value.
The circuit connection of the temperature alarm module is shown in fig. 4.
In the embodiment, the working voltage is acquired by the main control module, the working current and the working voltage required for displaying clear vein images of tail veins of different animals can be obtained by combining with the actual working effect, and the light source brightness required for displaying clear vein images of tail veins of different animals can be obtained by further combining with a user manual provided by an LED lamp manufacturer, so that data support is provided for setting the working mode; according to the embodiment of the invention, the temperature induction and the temperature alarm are adopted, so that the waste of test products due to overhigh temperature is prevented; prevent the temperature from being too low and increase the puncture failure rate.
Referring to fig. 2, the present embodiment includes a main control circuit (main control module), a mode selection module, a proximity sensing module, a constant temperature heating module, a temperature sensing module, a temperature alarm module, an LED driving module, a current collection module, a current-voltage conversion module, a light emitting diode, an LED driving and dimming module, a power module, and a vein (local) amplification display device.
In some embodiments, the mode selection module includes a knob and a plurality of switches. The embodiment of the invention provides two working modes of manual and automatic setting of the brightness of the light-emitting diode through the knob and the switches, the knob can adjust the brightness of the light-emitting diode through the adjustable resistor or the adjustable capacitor, and the brightness is manually adjusted to the optimal illumination brightness aiming at the animal; can select the automatic dimming button who presets through a plurality of switches, according to the animal of different animal experiment needs, select different automatic dimming button, different automatic dimming button show the required luminance of clear vein image corresponding to the animal, if lower luminance to the mouse, to the higher luminance of rabbit, monkey.
Referring to fig. 3, in some embodiments the mode selection module includes 5 switches corresponding to 5 automatic dimming buttons, wherein when one of the switches is closed, the device automatically adjusts the brightness of the LED to the brightness corresponding to the automatic dimming button. The user selects different working modes according to animals required by different animal experiments, and the different working modes correspond to the brightness required by the clear vein images displayed by the animals.
In some embodiments, the constant temperature heating module comprises a PTC constant temperature heater or other constant temperature heater. The embodiment of the invention adopts the PTC constant temperature heater or other constant temperature heaters and is arranged below or at the side position of the light-emitting diode circuit board, so that the PTC constant temperature heater is heated for the tail vein to promote the vasodilatation and is beneficial to injection.
In some embodiments, the temperature sensing module comprises an analog temperature sensor. The analog temperature sensor provided by the embodiment of the invention is used for measuring the temperature value near 5mm of the animal vein imaging part, namely measuring the local temperature value of the tail vein under the action of the heating device and the working state of the light-emitting diode.
In some embodiments, the temperature sensing module is configured to feed back the temperature value to the heating device to adjust an operating current or an LED driving current of the heating device. According to the embodiment of the invention, two alarm modes of light and sound are collected, according to the temperature value collected by the temperature sensing module, when the temperature is higher than a first threshold (usually 38 ℃) or lower than a second threshold, the alarm device is started, the alarm light-emitting diode emits light, the buzzer emits sound, the working current or the LED driving current of the heating device is automatically adjusted, and the test article is prevented from being wasted due to overhigh temperature; the temperature is too low, and the puncture failure rate is increased.
In some embodiments, the LED driver module includes a triode amplification circuit. The embodiment of the invention adopts PWM adjustable frequency and duty ratio to adjust the luminous current of the light emitting diode, adopts a triode basic amplifying circuit, increases the driving capability and increases the brightness.
In some embodiments, the light emitting diode is a red or orange light emitting diode. According to the embodiment of the invention, the orange or red light-emitting diode with higher brightness is adopted, and the blood vessel position is displayed clearly according to the principle that oxygen and hemoglobin in veins and reductive oxygen and hemoglobin absorb light specifically and the light penetration effect, so that the tail vein image of the animal is displayed, and the puncture success rate in animal experiments is increased.
In some embodiments, the light emitting device comprises an LED driving and dimming module comprising an LED constant current driver comprising an adjustable resistor or an adjustable capacitor for adjusting the LED driving current. The embodiment of the invention enables the light emitting diode to be adjustable in a range from low brightness to high brightness.
In some embodiments, the vein display device further comprises a vein magnifying display device comprising a magnifying glass or a display screen. According to the embodiment of the invention, the vein (local) magnifying display device, such as a miniature magnifier, a display screen and the like, is used as required, so that the vein image is displayed more clearly.
In some embodiments, the vein display device further comprises a power module, and the power module is powered by a rechargeable lithium battery. According to the embodiment of the invention, cables directly adopting 220V mains supply for power supply are reduced, so that the laboratory table top is cleaner, and the device is convenient to move.
In some embodiments, the vein display device further comprises a proximity sensing module comprising a proximity switch for switching on or off a connection between the power module and the light emitting diode, the proximity switch being no more than 1cm from the light emitting diode. The design of this embodiment reduces the power consumption, increases the live time after the equipment single charges.
Referring to fig. 5, the vein display method for assisting tail vein injection of an animal according to an embodiment of the present invention includes the following steps:
s100, according to the tail veins of animals of different body types or types, displaying the brightness required by vein images under the irradiation of a light-emitting diode, and setting an automatic dimming button;
s200, selecting one of an automatic working mode and a manual working mode to adjust the brightness of the light-emitting diode;
s300, aiming at the current animals needing tail vein injection, the tail parts of the animals are heated at constant temperature by a heating device, and meanwhile, the tail vein local temperature values of the tail parts of the animals under the irradiation and heating effects are detected;
s400, under the irradiation of the light emitting diode and the constant temperature heating of the heating device, tail vein images of the animals are displayed.
Referring to fig. 6, in some embodiments, step S100 includes:
s110, starting a manual mode to adjust the brightness of the light emitting diode, and adjusting the brightness to the vein image of the tail of the currently illuminated animal to be displayed;
s120, collecting the current working current of the light emitting diode, converting the collected working current into working voltage, obtaining the current brightness of the light emitting diode as first brightness based on the working current or the working voltage, and setting a first automatic dimming button based on the brightness;
s130, setting a first automatic dimming button, wherein if a switch corresponding to the first automatic dimming button is closed, the light emitting diode is set to be at a first brightness;
and S140, setting other automatic dimming buttons according to requirements.
Referring to fig. 7, in some embodiments, step S300 includes:
s310, measuring the temperature of the tail vein part of the tail of the animal based on the analog temperature sensor;
and S320, if the temperature value exceeds a first threshold value or is lower than a second threshold value, starting an audible and visual alarm, and automatically adjusting the working current or the LED driving current of the heating device.
In some embodiments, the method further comprises: and amplifying and displaying the tail of the animal based on the vein amplifying and displaying device.
The method of the embodiment adjusts the light emitting diode by setting automatic and manual working modes, the brightness can be adjusted to one preset brightness by pressing the switch in an automatic mode without manual adjustment, and the selection of the automatic dimming button is determined according to the body type of the animal needing intravenous injection or the type of the animal, so that the time is saved, and the method is convenient and fast; the manual mode is selected to be used for adjusting other brightness except the preset brightness, and the brightness obtained by the operation can be stored as one of the preset brightness after the manual adjustment, so that the next use is facilitated.
Although specific embodiments have been described herein, those of ordinary skill in the art will recognize that many other modifications or alternative embodiments are equally within the scope of this disclosure. For example, any of the functions and/or processing capabilities described in connection with a particular device or component may be performed by any other device or component. In addition, while various illustrative implementations and architectures have been described in accordance with embodiments of the present disclosure, those of ordinary skill in the art will recognize that many other modifications of the illustrative implementations and architectures described herein are also within the scope of the present disclosure.
Certain aspects of the present disclosure are described above with reference to block diagrams and flowchart illustrations of systems, methods, systems, and/or computer program products according to example embodiments. It will be understood that one or more blocks of the block diagrams and flowchart illustrations, and combinations of blocks in the block diagrams and flowchart illustrations, respectively, can be implemented by executing computer-executable program instructions. Also, according to some embodiments, some blocks of the block diagrams and flow diagrams may not necessarily be performed in the order shown, or may not necessarily be performed in their entirety. In addition, additional components and/or operations beyond those shown in the block diagrams and flow diagrams may be present in certain embodiments.
Accordingly, blocks of the block diagrams and flowchart illustrations support combinations of means for performing the specified functions, combinations of elements or steps for performing the specified functions and program instruction means for performing the specified functions. It will also be understood that each block of the block diagrams and flowchart illustrations, and combinations of blocks in the block diagrams and flowchart illustrations, can be implemented by special purpose hardware-based computer systems that perform the specified functions, elements or steps, or combinations of special purpose hardware and computer instructions.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. An intravenous display device for assisting tail vein injection of an animal, comprising:
the device comprises a mode selection module, a heating device, a light-emitting device and a main control module, wherein the mode selection module is used for adjusting the brightness of light, and the main control module is electrically connected with the mode selection module, the heating device and the light-emitting device;
the light-emitting device comprises a light-emitting diode, an LED driving module, a current collecting module and a current-voltage conversion module;
the LED driving module receives a control signal of the main control module and adjusts the working current of the light emitting diode; the current acquisition module is electrically connected with the LED driving module and is used for acquiring the working current of the light-emitting diode; the current-voltage conversion module converts the working current collected by the current collection module into working voltage and sends the working voltage to the main control module;
the heating device comprises a constant-temperature heating module, a temperature sensing module and a temperature alarm module;
the temperature alarm module comprises a buzzer and an alarm light-emitting diode, and is used for giving out light by the alarm light-emitting diode when the temperature value acquired by the temperature sensing module is higher than a first threshold value or lower than a second threshold value.
2. The intravenous display apparatus for assisting tail vein injection of an animal according to claim 1, wherein the mode selection module comprises a knob and a plurality of switches.
3. The vein display device for assisting tail vein injection of animals according to claim 1, wherein the temperature sensing module is used for feeding back to the heating device according to the temperature value so as to adjust working current or LED driving current of the heating device.
4. An intravenous display device for assisting tail vein injection of animals according to claim 1, wherein the light emitting device comprises an LED driving and dimming module, the LED driving and dimming module comprises an LED constant current driver, and the constant current driver comprises an adjustable resistor or an adjustable capacitor for adjusting LED driving current.
5. The vein display device for assisting tail vein injection of animals according to claim 1, further comprising a vein magnifying display device, wherein the vein magnifying display device comprises a magnifying glass or a display screen.
6. The vein display device for assisting tail vein injection of animals according to claim 1, further comprising a power module, wherein the power module is powered by a rechargeable lithium battery.
7. The vein display apparatus for assisting tail vein injection of animals according to claim 6, further comprising a proximity sensing module, wherein the proximity sensing module comprises a proximity switch for switching on or off the connection between the power supply module and the light emitting diode, and the proximity switch is not more than 1cm away from the light emitting diode.
8. A vein display method for assisting tail vein injection of animals is characterized by comprising the following steps:
s100, according to the tail veins of animals of different body types or types, displaying the brightness required by vein images under the irradiation of a light-emitting diode, and setting an automatic dimming button;
s200, selecting one of an automatic working mode and a manual working mode to adjust the brightness of the light-emitting diode;
s300, aiming at the current animals needing tail vein injection, the tail of the animals is heated at a constant temperature by a heating device, and meanwhile, the tail vein local temperature value of the tail of the animals under the irradiation and heating effects is detected;
s400, under the irradiation of the light emitting diode and the constant temperature heating of the heating device, the tail vein image of the animal is displayed.
9. The vein display method for assisting tail vein injection of animals according to claim 8, wherein the step S100 comprises:
s110, starting a manual mode to adjust the brightness of the light emitting diode, and adjusting the brightness to the vein image of the tail of the currently illuminated animal to be displayed;
s120, collecting the current working current of the light emitting diode, converting the collected working current into working voltage, obtaining the current brightness of the light emitting diode as first brightness based on the working current or the working voltage, and setting a first automatic dimming button based on the brightness;
s130, setting the first automatic dimming button, wherein if a switch corresponding to the first automatic dimming button is closed, the light emitting diode is set to be at a first brightness;
and S140, setting other automatic dimming buttons according to requirements.
10. The vein display method for assisting tail vein injection of animals according to claim 8, wherein the step S300 comprises:
s310, measuring the temperature of the tail vein part of the tail of the animal based on the analog temperature sensor;
and S320, if the temperature value exceeds a first threshold value or is lower than a second threshold value, starting an audible and visual alarm, and automatically adjusting the working current or the LED driving current of the heating device.
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| CN202011208666.8A CN112294265A (en) | 2020-11-03 | 2020-11-03 | Vein display device and method for assisting tail vein injection of animal |
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| CN202011208666.8A CN112294265A (en) | 2020-11-03 | 2020-11-03 | Vein display device and method for assisting tail vein injection of animal |
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