CN116440357A - Subcutaneous electronic injector auxiliary device utilizing negative pressure - Google Patents

Subcutaneous electronic injector auxiliary device utilizing negative pressure Download PDF

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Publication number
CN116440357A
CN116440357A CN202310699852.3A CN202310699852A CN116440357A CN 116440357 A CN116440357 A CN 116440357A CN 202310699852 A CN202310699852 A CN 202310699852A CN 116440357 A CN116440357 A CN 116440357A
Authority
CN
China
Prior art keywords
needle head
negative pressure
hose
hand tool
cavity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202310699852.3A
Other languages
Chinese (zh)
Inventor
申文林
曾思珉
郭彤
焦文佳
邓丽青
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhonghong Stem Cell Regenerative Medicine Research Institute Guangdong Co ltd
Original Assignee
Zhonghong Stem Cell Regenerative Medicine Research Institute Guangdong Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhonghong Stem Cell Regenerative Medicine Research Institute Guangdong Co ltd filed Critical Zhonghong Stem Cell Regenerative Medicine Research Institute Guangdong Co ltd
Priority to CN202310699852.3A priority Critical patent/CN116440357A/en
Publication of CN116440357A publication Critical patent/CN116440357A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • A61M5/3146—Priming, e.g. purging, reducing backlash or clearance
    • 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
    • A61M5/31533—Dosing mechanisms, i.e. setting a dose
    • A61M5/31545—Setting modes for dosing
    • A61M5/31546—Electrically operated dose setting, e.g. input via touch screen or plus/minus buttons
    • 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
    • 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
    • A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
    • A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
    • 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
    • A61M5/425—Protruding skin to facilitate piercing, e.g. vacuum cylinders, vein immobilising 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
    • A61M5/46—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 controlling depth of insertion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • A61M2005/206—With automatic needle insertion
    • 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
    • A61M2005/3125—Details specific display means, e.g. to indicate dose setting
    • 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
    • A61M2005/3125—Details specific display means, e.g. to indicate dose setting
    • A61M2005/3126—Specific display means related to dosing
    • 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
    • A61M2209/00—Ancillary equipment
    • A61M2209/10—Equipment for cleaning
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

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  • 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)
  • Dermatology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The application relates to the field of skin treatment electronic injectors, in particular to a subcutaneous electronic injector auxiliary device utilizing negative pressure, which comprises an injection needle assembly, a hand tool assembly and a host machine assembly, wherein the injection needle assembly consists of a needle head limiting negative pressure cavity device, a needle head and a first hose; the hand tool assembly comprises a hand tool shell, wherein a needle head clamping seat, an inserting hole, a needle head clamping seat driving device, a syringe clamping device and a piston handle propelling device are sequentially arranged outside the hand tool shell from left to right, and a first motor, a second motor, a first lead screw, a second hose and a signal cable are arranged in the hand tool shell; the host assembly comprises a host shell, a display, a power supply, a switch, a hose interface, a signal cable interface, a third hose, a circuit board, an electromagnetic valve, a micro vacuum pump and a silencing device. The injection effect that effectively solves in instrument injection process production is not good and injection depth is too dark easily produces the effect of potential safety hazard scheduling problem that this application has.

Description

Subcutaneous electronic injector auxiliary device utilizing negative pressure
Technical Field
The present application relates to the field of skin treatment electronic injectors, and in particular to a subcutaneous electronic injector assist device utilizing negative pressure.
Background
Along with the high-speed development of science and technology, the economic rapid growth, the work and life rhythm of people is accelerated, and consumer's requirement to healthy life is also higher and higher, in order to solve various skin treatment problems, at present, the skin absorptivity of the multiple skin care products of the prior art is low, and the negative pressure injection instrument commonly used in the market, because of the unreasonable structure, the elasticity thickness of every individual skin is different, leads to injection effect poor and injection degree of depth inaccurate. Thus, there is still room for improvement.
Disclosure of Invention
In order to solve the problems that the injection effect is poor, the injection depth is too deep, potential safety hazards are easy to generate and the like in the injection process of an instrument, the application provides a subcutaneous electronic injector auxiliary device utilizing negative pressure.
The application provides a subcutaneous electronic injector auxiliary device utilizing negative pressure, adopts following technical scheme:
a subcutaneous electronic injector auxiliary device utilizing negative pressure comprises an injection needle assembly, a hand tool assembly and a host machine assembly;
the injection needle assembly consists of a needle head limiting negative pressure cavity device, a needle head and a first hose, wherein the needle head limiting negative pressure cavity device is of a cavity shell structure with a left cavity and a right cavity with an opening at the lower part, an air suction port communicated with the inside and the outside of the cavity is arranged below the first cavity of the needle head limiting negative pressure cavity device, a long handle inserted into an insertion hole on a hand tool is also arranged below the second cavity of the needle head limiting negative pressure cavity device, the needle head limiting negative pressure cavity device is connected with the needle head, the needle head is positioned in the second cavity of the needle head adsorption device, and extends out of the limiting negative pressure cavity device, and the air suction port is connected with the first hose;
the hand tool assembly comprises a hand tool shell, a needle head clamping seat, an inserting hole, a needle head clamping seat driving device, a syringe clamping device and a piston handle propelling device are sequentially arranged outside the hand tool shell from left to right, a first motor, a second motor, a first lead screw, a second hose and a signal cable are arranged in the hand tool shell, a starting trigger is arranged on a hand holding part of the hand tool shell, the needle head clamping seat driving device and the syringe clamping device are arranged on the first lead screw, the piston handle propelling device is arranged on the second lead screw, the starting trigger, the first motor and the second motor are electrically connected with a circuit board through the signal cable, the first motor drives the first lead screw to positively and negatively rotate so that the needle head clamping seat and the syringe clamping device reach a set position forwards and backwards, and the second motor drives the second lead screw to positively and negatively rotate so that the piston handle propelling device forwards and backwards advances; the second hose on the hand tool shell is connected with the hose interface on the host shell, and the signal cable on the hand tool shell is connected with the signal cable interface on the host shell;
the host assembly comprises a host shell, a display, a power supply, a switch, a hose connector, a signal cable connector, a third hose, a circuit board, an electromagnetic valve, a micro vacuum pump and a silencing device, wherein one end of the third hose is connected with the hose connector on the host shell, the other end of the third hose is connected with an air inlet of the electromagnetic valve, an air outlet of the electromagnetic valve is connected with an air inlet of the micro vacuum pump, an air outlet of the micro vacuum pump is connected with the silencing device, and the display, the power supply, the switch, the electromagnetic valve, the micro vacuum pump and the signal cable connector are all electrically connected with the circuit board.
By adopting the technical scheme, the size of the negative pressure at the needle head limiting negative pressure cavity device and the length of the extending needle head are accurately controlled through the display, so that the effective adsorption force and the proper injection depth are realized, and the injection effect is ensured. In addition, the problems that the injection effect is poor, the injection depth is too deep, potential safety hazards are easily generated and the like in the injection process of the instrument are solved. The injection procedure is carried out by adopting the double motors, the first motor controls the injection depth, the second motor controls the injection dosage, the residence time of the needle head on the skin is reduced, and the discomfort of a patient is relieved.
Optionally, a filter for removing waste liquid in the gas is arranged between the needle head adsorption device and the electromagnetic valve.
By adopting the technical scheme, the filter effectively removes waste liquid in gas, reduces the probability of failure of the injector in a long-term working state, and effectively prolongs the service life of equipment.
Optionally, the filter is placed outside the hand tool housing.
By adopting the technical scheme, the filter is arranged outside the hand tool shell, so that whether the filter becomes dirty or not can be conveniently observed, and timely replacement is realized, and the influence on the filtering effect is avoided.
Optionally, a liquid reflux port is arranged at the lower end of the micro vacuum pump.
By adopting the technical scheme, the starting trigger automatically sucks clear water from the outer negative pressure guide pipe through the micro vacuum pump and then flows out from the liquid backflow port, so that the cleaning of the inner negative pressure guide pipe and the interior of the micro vacuum pump is facilitated, and the cleaning is more convenient.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the size of the negative pressure at the needle head limiting negative pressure cavity device and the extending length of the needle head are accurately controlled through the display, so that the effective adsorption force and the proper injection depth are realized, and the injection effect is ensured. In addition, the problems that the injection effect is poor, the injection depth is too deep, potential safety hazards are easily generated and the like in the injection process of the instrument are solved.
2. Through the arrangement of the filter, the waste liquid in the gas is effectively removed, the probability of faults of the injector in a long-term working state is reduced, and the service life of equipment is prolonged
3. The filter is arranged outside the hand tool shell, so that whether the filter becomes dirty or not can be conveniently observed, and the filter effect is prevented from being influenced.
Drawings
Fig. 1 is a schematic view showing the overall structure of a sub-dermal electronic injector assist device using negative pressure.
Fig. 2 is a schematic view showing an internal structure of a sub-dermal electronic injector assist device using negative pressure in the present application.
Reference numerals illustrate: 1. needle head limiting negative pressure cavity device; 2. a needle; 3. a first hose; 4. a needle clamping seat; 5. a needle holder driving device; 6. a syringe clamping device; 7. a filter; 8. a piston stem advancing device; 9. a first motor; 10. a second motor; 11. a first lead screw; 12. a second lead screw; 13. a second hose; 14. starting a trigger; 15. a main body case; 16. a circuit board.
Description of the embodiments
The present application is described in further detail below in conjunction with figures 1-2.
Referring to fig. 1 and 2, a sub-dermal electronic injector assist device utilizing negative pressure includes an injection needle assembly, a hand tool assembly, and a host assembly. The injection needle assembly consists of a needle head limiting negative pressure cavity device 1, a needle head 2 and a first hose 3, wherein the needle head limiting negative pressure cavity device 1 is of a cavity shell structure of a left cavity and a right cavity with lower openings, the first cavity of the needle head limiting negative pressure cavity device 1 is communicated with an air suction port inside and outside the cavity, and a concave long handle is further arranged below the second cavity. The long handle is inserted into the jack on the hand tool, the needle head limiting negative pressure cavity device 1 is connected with the needle head 2, the needle head 2 is positioned in the second cavity of the needle head adsorption device and extends out of the needle head limiting negative pressure cavity device 1, the needle head 2 and the first cavity leave a space, and the air suction port of the needle head limiting negative pressure cavity device 1 is connected with the first hose 3.
Referring to fig. 1 and 2, the hand tool assembly comprises a hand tool housing which is provided with a needle holder 4, a jack, a needle holder driving device 5, a syringe holder 6 and a piston handle pushing device 8 in sequence from left to right. The front end of the hand tool shell is provided with an inserting hole, the hand tool shell is internally provided with a first motor 9, a second motor 10, a first lead screw 11, a second lead screw 12, a second hose 13 and a signal cable, the hand holding part of the hand tool shell is provided with a starting trigger 14, and the needle head clamping seat driving device 5 and the injector clamping device 6 are arranged on the first lead screw 11. The piston handle propulsion device 8 is arranged on the second lead screw 12, the starting trigger 14, the first motor 9 and the second motor 10 are electrically connected with the circuit board 16 through signal cables, the first motor 9 drives the first lead screw 11 to rotate positively and negatively so that the needle clamping seat 4 and the syringe clamping device 6 reach the set position forwards and backwards, and the second motor 10 drives the second lead screw 12 to rotate positively and negatively so that the piston handle propulsion device 8 is propelled forwards and backwards; the second hose 13 on the hand tool assembly is connected to the hose interface on the main housing 15, and the signal cable on the hand tool assembly is connected to the signal cable interface on the main housing 15.
Referring to fig. 1 and 2, the host assembly includes a host housing 15, a display, a power supply, a switch, a hose connector, a signal cable connector, a third hose, a circuit board 16, a solenoid valve, a micro vacuum pump, and a muffler, one end of the third hose is connected to the hose connector on the host housing 15, and the other end of the third hose is connected to an air inlet of the solenoid valve. The air outlet of the electromagnetic valve is connected with the air inlet of the micro vacuum pump, the air outlet of the micro vacuum pump is connected with the silencing device, and the display, the power supply, the switch, the electromagnetic valve, the micro vacuum pump and the signal cable interface are all electrically connected with the circuit board 16.
Referring to fig. 1 and 2, in order to effectively remove the waste liquid in the gas, reduce the probability of the syringe failing in a long-term operation state, a filter 7 for removing the waste liquid in the gas is provided between the needle adsorption device and the solenoid valve, thereby prolonging the service life of the apparatus. The filter 7 is outside the hand tool shell, so that whether the filter 7 becomes dirty or not can be conveniently observed, and timely replacement is realized, and the influence on the filtering effect is avoided. The trigger 14 is started to automatically suck clean water from the outer negative pressure conduit through the micro vacuum pump and then flow the clean water out of the liquid backflow port, so that the inner negative pressure conduit and the interior of the micro vacuum pump can be cleaned conveniently, and cleaning is more convenient.
The implementation principle of the subcutaneous electronic injector auxiliary device utilizing negative pressure in the embodiment of the application is as follows: firstly, the injector is arranged on the injector clamping device 6, then the needle head 2 and the injector are arranged in the needle head clamping seat 4 in a clamping way, the injector is fixed with the needle head 2, the needle head limiting negative pressure cavity device 1 is connected with the needle head 2, the power supply is connected, the equipment system is started, and parameters such as negative pressure, medicine quantity, injection speed, injection depth and the like can be fixed and absorbed by selecting an injection mode through pressing a touch screen on a display. The circuit board 16 controls the first motor 9 to drive the first screw rod, so that the needle clamping seat 4 and the injector clamping device 6 reach the set position, and then the closing signal given by the switch is effective only when a 'preparation' touch screen button on the display is clicked, and the micro vacuum pump starts to work;
then the needle head limiting negative pressure cavity device 1 is placed on the skin, an operator presses the starting trigger 14 by fingers, after the circuit board 16 receives a signal, the circuit board 16 simultaneously starts to control the electromagnetic valve to start working, the electromagnetic valve is closed to form a closed negative pressure pipeline, the micro vacuum pump gradually pumps air in the negative pressure pipeline to form a negative pressure environment, negative pressure is generated, the negative pressure is output to a third hose through the electromagnetic valve, then is output to a second hose 13 through the third hose, is output to the needle head limiting negative pressure cavity device 1 connected with the first hose 3 through the second hose 13, the skin is adsorbed to the needle head limiting negative pressure cavity device 1 by the negative pressure, the circuit board 16 controls the first motor 9 to drive the first screw rod, the needle head clamping seat 4 and the syringe clamping device 6 reach the setting position, and then controls the second motor 10 to drive the second screw rod, the slider moving device moves the piston handle pushing device 8, the piston handle pushing device 8 advances forwards, and then the medicine in the syringe is injected into the skin, and the purpose of treatment is achieved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (4)

1. The utility model provides an utilize subcutaneous electron syringe auxiliary device of negative pressure, includes injection needle subassembly, hand utensil subassembly and host computer subassembly, its characterized in that:
the injection needle assembly consists of a needle head limiting negative pressure cavity device (1), a needle head (2) and a first hose (3), wherein the needle head limiting negative pressure cavity device (1) is of a cavity shell structure of a left cavity and a right cavity with an opening at the lower part, an air suction port communicated with the inside and the outside of the cavity is arranged under the first cavity of the needle head limiting negative pressure cavity device (1), a long handle inserted into an insertion hole on a hand tool is also arranged under the second cavity of the needle head limiting negative pressure cavity device (1), the needle head limiting negative pressure cavity device (1) is connected with the needle head (2), the needle head (2) is positioned in the second cavity of the needle head adsorption device, the needle head (2) extends out of the limiting negative pressure device, and the air suction port is connected with the first hose (3);
the hand tool assembly comprises a hand tool shell, a needle head clamping seat (4), an inserting hole, a needle head clamping seat driving device (5), a syringe clamping device (6) and a piston handle pushing device (8) are sequentially arranged outside the hand tool shell from left to right, a first motor (9), a second motor (10), a first lead screw (11), a second lead screw (12), a second hose (13) and a signal cable are arranged in the hand tool shell, a starting trigger (14) is arranged on the hand holding part of the hand tool shell, the needle head clamping seat driving device (5) and the syringe clamping device (6) are arranged on the first lead screw (11), the piston handle pushing device (8) is arranged on the second lead screw (12), the starting trigger (14), the first motor (9) and the second motor (10) are electrically connected with a circuit board (16) through the signal cable, the first lead screw (11) is driven to rotate forwards and backwards to enable the needle head clamping seat (4) and the syringe clamping device (6) to reach a position, and the second lead screw (12) is driven to push forwards and backwards; the second hose (13) on the hand tool shell is connected with a hose interface on the main machine shell (15), and the signal cable on the hand tool shell is connected with a signal cable interface on the main machine shell (15);
the host assembly comprises a host shell (15), a display, a power supply, a switch, a hose connector, a signal cable connector, a third hose, a circuit board (16), an electromagnetic valve, a micro vacuum pump and a silencing device, wherein one end of the third hose is connected with the hose connector on the host shell (15), the other end of the third hose is connected with an air inlet of the electromagnetic valve, an air outlet of the electromagnetic valve is connected with an air inlet of the micro vacuum pump, an air outlet of the micro vacuum pump is connected with the silencing device, and the display, the power supply, the switch, the electromagnetic valve, the micro vacuum pump and the signal cable connector are all electrically connected with the circuit board (16).
2. A subcutaneous electronic injector assist device utilizing negative pressure as in claim 1, wherein: a filter (7) for removing waste liquid in the gas is arranged between the needle head adsorption device and the electromagnetic valve.
3. A subcutaneous electronic injector assist device using negative pressure as in claim 2, wherein: the filter (7) is placed outside the hand tool housing.
4. The sub-dermal electronic injector assist device utilizing negative pressure according to claim 1, wherein: the lower end of the miniature vacuum pump is provided with a liquid reflux port.
CN202310699852.3A 2023-06-14 2023-06-14 Subcutaneous electronic injector auxiliary device utilizing negative pressure Withdrawn CN116440357A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310699852.3A CN116440357A (en) 2023-06-14 2023-06-14 Subcutaneous electronic injector auxiliary device utilizing negative pressure

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Application Number Priority Date Filing Date Title
CN202310699852.3A CN116440357A (en) 2023-06-14 2023-06-14 Subcutaneous electronic injector auxiliary device utilizing negative pressure

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CN116440357A true CN116440357A (en) 2023-07-18

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105664301A (en) * 2016-03-01 2016-06-15 上海沐橙医疗器械有限公司 Automatic injector
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CN215426636U (en) * 2021-07-26 2022-01-07 广东药科大学 Intelligent negative pressure subcutaneous electronic injector control boosting device
CN217366774U (en) * 2022-02-17 2022-09-06 天津宜耀科技股份有限公司 Portable intelligent injection medical equipment with negative pressure function

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CN205460224U (en) * 2015-03-06 2016-08-17 北京宏强富瑞技术有限公司 Beauty instrument is injected to water light
CN105664301A (en) * 2016-03-01 2016-06-15 上海沐橙医疗器械有限公司 Automatic injector
CN210159032U (en) * 2018-12-13 2020-03-20 山东华熙海御生物医药有限公司 Hyaluronic acid electronic injector
CN212067372U (en) * 2019-12-03 2020-12-04 刘韶锋 Multi-needle skin continuous controllable negative pressure injection device capable of accurately controlling depth
CN215134957U (en) * 2020-11-27 2021-12-14 湖北美睦恩医疗设备有限公司 Electronic injection needle for electronic injection device
CN215426636U (en) * 2021-07-26 2022-01-07 广东药科大学 Intelligent negative pressure subcutaneous electronic injector control boosting device
CN217366774U (en) * 2022-02-17 2022-09-06 天津宜耀科技股份有限公司 Portable intelligent injection medical equipment with negative pressure function

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