CN110237350B - Medical automatic needle-pulling and bottle-changing injector and use method thereof - Google Patents

Medical automatic needle-pulling and bottle-changing injector and use method thereof Download PDF

Info

Publication number
CN110237350B
CN110237350B CN201910652296.8A CN201910652296A CN110237350B CN 110237350 B CN110237350 B CN 110237350B CN 201910652296 A CN201910652296 A CN 201910652296A CN 110237350 B CN110237350 B CN 110237350B
Authority
CN
China
Prior art keywords
infusion
thrust
bottle
head
telescopic
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.)
Expired - Fee Related
Application number
CN201910652296.8A
Other languages
Chinese (zh)
Other versions
CN110237350A (en
Inventor
马建新
唐凯
郭娟
洪杏秀
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.)
Guo Juan
Ma Jianxin
Tang Kai
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201910652296.8A priority Critical patent/CN110237350B/en
Publication of CN110237350A publication Critical patent/CN110237350A/en
Application granted granted Critical
Publication of CN110237350B publication Critical patent/CN110237350B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1407—Infusion of two or more substances
    • A61M5/1408—Infusion of two or more substances in parallel, e.g. manifolds, sequencing valves
    • 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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
    • 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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16804—Flow controllers
    • A61M5/16827—Flow controllers controlling delivery of multiple fluids, e.g. sequencing, mixing or via separate flow-paths

Abstract

The invention provides a medical automatic needle-pulling and bottle-changing injector and a using method thereof. The invention comprises at least two infusion bottles and an injection shell, wherein a sliding cavity is arranged in the injection shell, the side wall of the injection shell is provided with a mounting groove, the mounting groove is communicated with the inside of the sliding cavity, the mouth of the infusion bottle is mounted in the mounting groove, and a rubber sheet is arranged at the mouth of the infusion bottle; the injection shell is provided with a thrust mechanism, the thrust mechanism is used for pushing the mounting clamp to move, and the thrust mechanism is correspondingly connected with a thrust control switch; the injection shell is also provided with a telescopic power component, and the telescopic end of the telescopic power component can act on the infusion head and push the infusion head to be inserted into or pulled out of the mouth of the infusion bottle; an electromagnet is arranged at the telescopic end of the telescopic power component; each telescopic power component is correspondingly connected with a telescopic control switch. Is suitable for the patient to carry out one-hand operation and finishes the action of pulling the needle and changing the bottle.

Description

Medical automatic needle-pulling and bottle-changing injector and use method thereof
Technical Field
The invention relates to the technical field of medical injectors, in particular to an automatic needle pulling and bottle changing injector for medical treatment and a using method thereof.
Background
Infusion refers to a large dose of injection which is infused into the body by intravenous drip, and the injection is usually packaged in a glass infusion bottle and does not contain bacteriostatic agents. When in use, the dropping speed is adjusted by the infusion apparatus, and the medicine is continuously and stably infused into the body.
According to different medicines, a plurality of infusion bottles are generally used in a single infusion process, an infusion head with an infusion channel is firstly inserted into one of the infusion bottles, and the injection liquid in the infusion bottle flows into the vein of a patient from the infusion channel in the infusion head.
However, after the injection liquid in one of the infusion bottles is injected, the infusion head needs to be pulled out of the infusion bottle and then inserted into the other infusion bottle, and the operation action is very simple for normal people, but the hand of the patient can prick the injection needle during the infusion process, and the needle pulling and bottle changing action is very difficult for the patient to operate with one hand.
Disclosure of Invention
In view of the above, the first objective of the present invention is to provide an automatic needle-pulling and bottle-changing syringe for medical use, which is suitable for a patient to perform a single-hand operation to complete the needle-pulling and bottle-changing actions.
In order to solve the technical problems, the technical scheme of the invention is as follows: an automatic needle pulling and bottle changing syringe for medical treatment comprises at least two infusion bottles and an injection shell made of transparent materials, wherein a sliding cavity is formed in the injection shell, an installation groove is formed in the side wall of the injection shell and communicated with the inside of the sliding cavity, the mouths of the infusion bottles are installed in the installation groove, the infusion bottles are arranged along the length direction of the installation groove, the mouths of all the infusion bottles are vertically arranged downwards, and a rubber sheet is arranged at the mouth of each infusion bottle;
the mounting clamp is connected to the wall of the sliding cavity in a sliding mode, the sliding direction of the mounting clamp is the same as the arrangement direction of infusion bottles, the mounting clamp is used for clamping the infusion heads, the infusion heads can vertically move up and down along the mounting clamp, and the infusion heads can puncture the rubber sheets and be inserted into or pulled out of the mouths of the infusion bottles;
the injection shell is also provided with a thrust mechanism, the thrust mechanism is used for pushing the mounting clamp to move, the thrust mechanism is correspondingly connected with a thrust control switch, and the thrust control switch is used for controlling the action of the reasoning mechanism;
the injection shell is also provided with telescopic power components which correspond to the infusion bottles one by one and are positioned below the infusion bottles, the telescopic direction of the telescopic ends of the telescopic power components is vertical, and the telescopic ends of the telescopic power components can act on the infusion head and push the infusion head to insert or pull out the mouth of the infusion bottle;
the flexible end of the flexible power component is provided with an electromagnet, and the infusion head is provided with an adsorption end which can generate magnetic adsorption with the electromagnet;
each telescopic power component is correspondingly connected with a telescopic control switch, and the telescopic control switch is used for controlling the telescopic power components to perform telescopic action.
Through the technical scheme, in the actual use process, the infusion bottles are arranged in the installation groove of the injection shell, a plurality of infusion bottles are arranged along the length direction of the installation groove, the bottle mouths of the infusion bottles are ensured to be vertically downward and correspond to the telescopic ends of the telescopic power parts one by one, the telescopic power parts are started, the telescopic power parts move the installation clamps to the end parts of the injection shell close to the thrust pieces, the infusion heads are arranged in the installation clamps, the infusion heads are ensured to be vertically upward, the upper end parts of the infusion heads are lower than the lowermost end parts of the bottle mouths of the infusion bottles, the telescopic power parts are started, the telescopic power parts push the installation clamps and the infusion heads to move towards the first infusion bottle until the infusion heads are positioned right below the infusion bottles, the telescopic power parts stop, the telescopic power parts corresponding to the infusion heads are controlled by the thrust control switches to jack up upwards, and the telescopic power parts push the infusion heads, and the transfusion head punctures the rubber sheet and punctures the rubber sheet into the transfusion bottle; after the liquid in the first infusion bottle is infused, the electromagnet is electrified, the electromagnet and the adsorption end of the infusion head generate magnetic adsorption, the thrust control switch controls the telescopic power part corresponding to the infusion head to contract downwards, and the infusion head can be drawn out from the infusion bottle; then the electromagnet is powered off, the electromagnet can be separated from the adsorption end of the infusion head, the telescopic power part is started, the telescopic power part pushes the mounting clamp and the infusion head to move towards a second infusion bottle until the infusion head is positioned right below the infusion bottle, the telescopic power part stops, the thrust control switch controls the telescopic power part corresponding to the infusion head to jack upwards, the telescopic power part pushes the infusion head, the infusion head punctures the rubber sheet and punctures the rubber sheet into the infusion bottle, and when three or more than three infusion bottles exist, the operation can be carried out repeatedly;
in the operation process, the patient can finish the actions of pulling the needle and changing the bottle only by one hand independently controlling the action of the telescopic power component, controlling the power-on and power-off of the thrust mechanism and the power-on and power-off of the electromagnet through the thrust control switch.
Preferably, convex edges are arranged on two opposite groove edges of the mounting groove, and a groove opening for embedding the convex edges is formed in the outer edge of the mouth of the infusion bottle.
Through the technical scheme, firstly, the infusion bottles can be more smoothly arranged in a sliding manner along the length direction of the mounting groove; secondly, the convex edge and the notch are mutually matched, so that the connection stability between the infusion bottle and the injection shell can be greatly improved.
Preferably, the thrust mechanism is located between the infusion bottle and the telescopic power component, the thrust mechanism comprises a thrust motor, a thrust screw and a thrust sheet, the thrust motor is installed on the injection shell, the thrust sheet is connected to the wall of the installation groove in a sliding mode, the sliding direction of the thrust sheet is parallel to the sliding direction of the installation clamp, the thrust screw is connected to the output end of the thrust motor, the thrust screw penetrates through the thrust sheet and is in threaded connection with the thrust sheet, and the thrust sheet can be abutted to the installation clamp or the infusion head.
Through above-mentioned technical scheme, thrust motor can drive the thrust screw rod and rotate, and the thrust screw rod can drive the distance piece and move along the length direction of thrust screw rod, and then has effectively promoted the stability of sliding of distance piece.
Preferably, the thrust motor is a stepping motor.
Through the technical scheme, the stepping motor can control the rotation angle and the rotation number of turns of the stepping motor, and then the integral advancing distance of the thrust piece is conveniently controlled.
Preferably, a red coating is coated on the exterior of the infusion head.
Through above-mentioned technical scheme, because the casing of moulding plastics adopts transparent material to make, the infusion head that has scribbled red coating more can be perceived by the user, is convenient for fix a position infusion head and is located the shift position.
The second purpose of the invention is to provide a using method of the medical automatic needle-pulling and bottle-changing syringe, which is suitable for a patient to perform single-hand operation to complete the needle-pulling and bottle-changing actions.
The use method comprises the following steps:
s1: the bottle mouth notches of the infusion bottles are clamped at the convex edges of the mounting grooves, so that a plurality of infusion bottles are arranged along the length direction of the mounting grooves, and the bottle mouths of the infusion bottles are ensured to be vertically downward and correspond to the telescopic ends of the telescopic power parts one by one;
s2: starting a thrust motor, driving a thrust screw rod to rotate by the thrust motor, driving a thrust sheet to move by the thrust screw rod, and moving the thrust sheet to the end position of the injection shell;
s3: moving the mounting clip to an injection housing end position proximate the thrust plate;
s4: the infusion head is arranged in the mounting clamp, so that the infusion head is enabled to be vertically upward, and the upper end of the infusion head is lower than the lowest end of the bottle mouth of the infusion bottle;
s5: starting a thrust motor, driving the thrust screw rod to rotate by the thrust motor, driving the thrust sheet to move by the thrust screw rod, driving the mounting clamp and the infusion head to move towards a first infusion bottle by the thrust sheet until the infusion head is positioned right below the infusion bottle, stopping the thrust motor, controlling a telescopic power component corresponding to the infusion head to jack upwards by a thrust control switch, driving the infusion head by the telescopic power component, and pricking the infusion head into the infusion bottle by pricking a rubber sheet;
s6: after the liquid in the first infusion bottle is infused, the electromagnet is electrified, the electromagnet can generate magnetic adsorption with the adsorption end of the infusion head, the thrust control switch controls the telescopic power part corresponding to the infusion head to contract downwards, and the infusion head can be drawn out from the infusion bottle;
s7: when the electromagnet is powered off, the electromagnet can be separated from the adsorption end of the infusion head, the thrust motor is started, the thrust motor drives the thrust screw rod to rotate, the thrust screw rod drives the thrust piece to move, the thrust piece pushes the mounting clamp and the infusion head to move towards a second infusion bottle until the infusion head is positioned right below the infusion bottle, the thrust motor stops, the thrust control switch controls the telescopic power component corresponding to the infusion head to jack upwards, the telescopic power component pushes the infusion head, and the infusion head punctures the rubber sheet and punctures the rubber sheet into the infusion bottle;
when three or more infusion bottles are present, and so on, the operation S6 and S7 are looped.
Through the technical scheme, in the operation process, the patient can complete the needle pulling and bottle changing actions only by controlling the telescopic power component to act, controlling the thrust mechanism to be powered on and off and controlling the electromagnet to be powered on and off independently through a thrust control switch by one hand.
Preferably, S4.1 is arranged between S4 and S5, wherein S4.1: the injection housing is placed horizontally.
By adopting the technical scheme, on one hand, the liquid in the infusion bottle can be ensured to be normally and effectively infused; on the other hand, the installation stability between the infusion bottle and the injection shell is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a schematic cross-sectional view of an embodiment;
FIG. 3 is a schematic diagram of a side view of the embodiment.
Reference numerals: 1. an infusion bottle; 2. a rubber sheet; 3. an injection housing; 4. a sliding cavity; 5. mounting grooves; 6. installing a clamp; 7. an infusion head; 8. an adsorption end; 9. a thrust mechanism; 91. a thrust motor; 92. a thrust screw; 93. a thrust piece; 10. a thrust control switch; 11. a telescopic power component; 12. an electromagnet; 13. a convex edge; 14. a notch.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.
The first embodiment is as follows:
the utility model provides a medical treatment is with automatic syringe of changing bottle of pulling out needle, including injection casing 3, injection casing 3 is whole to be made by transparent material, injection casing 3 is whole to be the cuboid, be equipped with chamber 4 that slides in the injection casing 3, be equipped with mounting groove 5 on injection casing 3's the last lateral wall, the trough length of mounting groove 5 is unanimous with the length direction of injection casing 3, mounting groove 5 communicates with each other with the chamber 4 inside that slides, all be equipped with chimb 13 on two relative edges of mounting groove 5, two chimbs 13 extend in opposite directions, and leave the interval between the tip of two chimbs 13.
Still be provided with two at least infusion bottles 1 on injection casing 3, the structure when the three infusion bottles 1 that shows in this embodiment of the drawing, the bottleneck outward edge department of every infusion bottle 1 is equipped with the notch 14 that can supply chimb 13 embedding, the bottleneck of infusion bottle 1 can be installed in mounting groove 5, at this moment, the bottleneck notch 14 of infusion bottle 1 gomphosis in chimb 13 each other, and all infusion bottles 1 carry out neatly arranging along the length direction of mounting groove 5, all 1 bottlenecks of infusion bottle are all vertical downward setting, 1 bottleneck of infusion bottle is provided with rubber sheet 2.
The mounting clamp 6 and the infusion head 7 are further arranged in the sliding cavity 4, the mounting clamp 6 is connected to the wall of the sliding cavity 4 in a sliding mode, the sliding direction of the mounting clamp 6 is the same as the arrangement direction of the infusion bottles 1, the mounting clamp 6 is used for clamping the infusion head 7, the infusion head 7 can vertically move up and down along the mounting clamp 6, the infusion head 7 can puncture the rubber sheet 2 and can be inserted into the bottle mouth of the infusion bottle 1 or the infusion head 7 can be pulled out of the bottle mouth of the infusion bottle 1, and a red coating is smeared on the outer portion of the infusion head 7.
The injection shell 3 is also provided with a thrust mechanism 9, the thrust mechanism 9 is used for pushing the mounting clamp 6 to move, the thrust mechanism 9 is correspondingly connected with a thrust control switch 10, and the thrust control switch 10 is used for controlling the action of the reasoning mechanism.
For the thrust mechanism 9, the thrust mechanism 9 is located between the infusion bottle 1 and the telescopic power component 11, the thrust mechanism 9 comprises a thrust motor 91, a thrust screw 92 and a thrust sheet 93, the thrust motor 91 is installed on the injection shell 3, the thrust sheet 93 is connected to the wall of the installation groove 5 in a sliding manner, the sliding direction of the thrust sheet 93 is parallel to the sliding direction of the installation clamp 6, the thrust screw 92 is connected to the output end of the thrust motor 91, the thrust screw 92 penetrates through and is connected to the thrust sheet 93 in a threaded manner, and the thrust sheet 93 can be abutted against the installation clamp 6 or the infusion head 7. The thrust control switch 10 can control the on-off of the power supply between the external power supply and the thrust motor 91, or the thrust control switch 10 can control the positive and negative connection of the power supply between the external power supply and the thrust motor 91. Wherein, the thrust motor 91 can be a stepping motor.
The injection shell 3 is also provided with telescopic power parts 11 which correspond to the infusion bottle 1 one by one and are positioned below the infusion bottle 1, the telescopic direction of the telescopic end of each telescopic power part 11 is vertical, the telescopic end of each telescopic power part 11 can act on the infusion head 7 and push the infusion head 7 to insert or pull out the bottle mouth of the infusion bottle 1; wherein, the telescopic power component 11 can select an electric cylinder or an air cylinder, the telescopic end of each telescopic power component 11 is provided with an electromagnet 12, the infusion head 7 is provided with an adsorption end 8 which can generate magnetic adsorption with the electromagnet 12, and the adsorption end 8 can be provided with objects such as iron sheets and the like which can be adsorbed by the electromagnet 12. Each telescopic power component 11 is correspondingly connected with a telescopic control switch, and the telescopic control switch is used for controlling the telescopic power components 11 to perform telescopic action.
Example two:
the use method of the medical automatic needle-pulling and bottle-changing syringe comprises the following use steps:
s1: the mouth notches 14 of the infusion bottles 1 are clamped at the convex edge 13 of the mounting groove 5, so that a plurality of infusion bottles 1 are arranged along the length direction of the mounting groove 5, and the mouths of the infusion bottles 1 are ensured to be vertically downward and to be in one-to-one correspondence with the telescopic ends of the telescopic power parts 11;
s2: starting the thrust motor 91, driving the thrust screw 92 to rotate by the thrust motor 91, driving the thrust sheet 93 to move by the thrust screw 92, and moving the thrust sheet 93 to the end position of the injection shell 3;
s3: moving the mounting clip 6 to a position at the end of the injection housing 3 adjacent the thrust plate 93;
s4: the infusion head 7 is arranged in the mounting clamp 6, so that the infusion head 7 is vertically upward, and the upper end of the infusion head 7 is lower than the lowest end of the bottle opening of the infusion bottle 1;
s4.1: the injection housing 3 is horizontally placed;
s5: starting the thrust motor 91, driving the thrust screw 92 to rotate by the thrust motor 91, driving the thrust sheet 93 to move by the thrust screw 92, driving the mounting clamp 6 and the infusion head 7 to move towards the first infusion bottle 1 by the thrust sheet 93 until the infusion head 7 is positioned right below the infusion bottle 1, stopping the thrust motor 91, controlling the telescopic power part 11 corresponding to the infusion head 7 to jack upwards by the thrust control switch 10, driving the infusion head 7 by the telescopic power part 11, and enabling the infusion head 7 to puncture the rubber sheet 2 and puncture the rubber sheet into the infusion bottle 1;
s6: after the liquid in the first infusion bottle 1 is infused, the electromagnet 12 is electrified, the electromagnet 12 can generate magnetic adsorption with the adsorption end 8 of the infusion head 7, the thrust control switch 10 controls the telescopic power part 11 corresponding to the infusion head 7 to contract downwards, and the infusion head 7 can be drawn out from the infusion bottle 1;
s7: when the electromagnet 12 is powered off, the electromagnet 12 can be separated from the adsorption end 8 of the infusion head 7, the thrust motor 91 is started, the thrust motor 91 drives the thrust screw 92 to rotate, the thrust screw 92 drives the thrust sheet 93 to move, the thrust sheet 93 pushes the mounting clamp 6 and the infusion head 7 to move towards a second infusion bottle 1 until the infusion head 7 is located at the position right below the infusion bottle 1, the thrust motor 91 stops, the thrust control switch 10 controls the telescopic power component 11 corresponding to the infusion head 7 to jack upwards, the telescopic power component 11 pushes the infusion head 7, and the infusion head 7 punctures the rubber sheet 2 and punctures into the infusion bottle 1;
when three or more iv bags 1 are present, the operation loops through steps S6 and S7.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.

Claims (5)

1. An automatic needle-pulling and bottle-changing syringe for medical treatment is characterized by comprising at least two infusion bottles (1) and an injection shell (3) made of transparent materials, wherein a sliding cavity (4) is arranged in the injection shell (3), a mounting groove (5) is formed in the side wall of the injection shell (3), the mounting groove (5) is communicated with the inside of the sliding cavity (4), the mouths of the infusion bottles (1) are mounted in the mounting groove (5), the infusion bottles (1) are arranged along the length direction of the mounting groove (5), the mouths of all the infusion bottles (1) are vertically arranged downwards, and a rubber sheet (2) is arranged at the mouth of each infusion bottle (1);
the infusion bottle is characterized by further comprising an installation clamp (6) and an infusion head (7), wherein the installation clamp (6) is connected to the wall of the sliding cavity (4) in a sliding mode, the sliding direction of the installation clamp (6) is the same as the arrangement direction of the infusion bottles (1), the installation clamp (6) is used for clamping the infusion head (7), the infusion head (7) can vertically move up and down along the installation clamp (6), and the infusion head (7) can puncture a rubber sheet (2) and be inserted into the mouth of the infusion bottle (1) or can pull out the mouth of the infusion bottle (1) through the infusion head (7);
the injection shell (3) is also provided with a thrust mechanism (9), the thrust mechanism (9) is used for pushing the mounting clamp (6) to move, the thrust mechanism (9) is correspondingly connected with a thrust control switch (10), and the thrust control switch (10) is used for controlling the action of the reasoning mechanism;
the injection shell (3) is also provided with telescopic power parts (11) which correspond to the infusion bottle (1) one by one and are positioned below the infusion bottle (1), the telescopic direction of the telescopic end of each telescopic power part (11) is vertical, the telescopic end of each telescopic power part (11) can act on the infusion head (7) and push the infusion head (7) to insert or pull out the bottle mouth of the infusion bottle (1);
an electromagnet (12) is arranged at the telescopic end of the telescopic power component (11), and an adsorption end (8) which can generate magnetic adsorption with the electromagnet (12) is arranged on the infusion head (7);
each telescopic power component (11) is correspondingly connected with a telescopic control switch, and the telescopic control switch is used for controlling the telescopic power components (11) to perform telescopic action;
convex edges (13) are arranged on two opposite groove edges of the mounting groove (5), and a notch (14) for the convex edges (13) to be embedded into is formed in the outer edge of the bottle opening of the infusion bottle (1);
the device is characterized in that the thrust mechanism (9) is located between an infusion bottle (1) and a telescopic power component (11), the thrust mechanism (9) comprises a thrust motor (91), a thrust screw (92) and a thrust sheet (93), the thrust motor (91) is installed on the injection shell (3), the thrust sheet (93) is connected to the wall of the installation groove (5) in a sliding mode, the sliding direction of the thrust sheet (93) is parallel to the sliding direction of the installation clamp (6), the thrust screw (92) is connected to the output end of the thrust motor (91), the thrust screw (92) penetrates through the thrust sheet (93) and is in threaded connection with the thrust sheet, and the thrust sheet (93) can be abutted to the installation clamp (6) or the infusion head (7).
2. The medical automatic needle-pulling and bottle-changing syringe as set forth in claim 1, wherein said thrust motor (91) is a stepping motor.
3. The medical automatic needle-pulling and bottle-changing syringe as set forth in claim 1, wherein a red coating is applied to the outside of the infusion head (7).
4. A method for using the medical automatic needle-pulling and bottle-changing syringe as claimed in any one of claims 1-3, comprising the following steps:
s1: the mouth notches (14) of the infusion bottles (1) are clamped into the convex edges (13) of the mounting groove (5), so that a plurality of infusion bottles (1) are arranged along the length direction of the mounting groove (5), and the mouths of the infusion bottles (1) are ensured to be vertically downward and to be in one-to-one correspondence with the telescopic ends of the telescopic power parts (11);
s2: starting a thrust motor (91), driving a thrust screw rod (92) to rotate by the thrust motor (91), driving a thrust sheet (93) to move by the thrust screw rod (92), and moving the thrust sheet (93) to the end position of the injection shell (3);
s3: moving the mounting clip (6) to an end position of the injection housing (3) adjacent to the thrust plate (93);
s4: the infusion head (7) is arranged in the mounting clamp (6), so that the infusion head (7) is vertically upward, and the upper end part of the infusion head (7) is lower than the lowest end of the bottle opening of the infusion bottle (1);
s5: starting a thrust motor (91), driving a thrust screw rod (92) to rotate by the thrust motor (91), driving a thrust sheet (93) to move by the thrust screw rod (92), driving an installation clamp (6) and a transfusion head (7) to move towards a first transfusion bottle (1) by the thrust sheet (93), stopping the thrust motor (91) until the transfusion head (7) is positioned at the position right below the transfusion bottle (1), controlling a telescopic power component (11) corresponding to the transfusion head (7) to jack upwards by a thrust control switch (10), driving the transfusion head (7) by the telescopic power component (11), and enabling the transfusion head (7) to puncture a rubber sheet (2) and puncture the transfusion bottle (1);
s6: after the liquid in the first infusion bottle (1) is infused, the electromagnet (12) is electrified, the electromagnet (12) can generate magnetic adsorption with the adsorption end (8) of the infusion head (7), the thrust control switch (10) controls the telescopic power component (11) corresponding to the infusion head (7) to contract downwards, and the infusion head (7) can be drawn out from the infusion bottle (1);
s7: the electromagnet (12) is powered off, the electromagnet (12) can be separated from the adsorption end (8) of the infusion head (7), the thrust motor (91) is started, the thrust motor (91) drives the thrust screw rod (92) to rotate, the thrust screw rod (92) drives the thrust sheet (93) to move, the thrust sheet (93) pushes the mounting clamp (6) and the infusion head (7) to move towards a second infusion bottle (1) until the infusion head (7) is positioned right below the infusion bottle (1), the thrust motor (91) stops, the thrust control switch (10) controls the telescopic power component (11) corresponding to the infusion head (7) to jack upwards, the telescopic power component (11) pushes the infusion head (7), and the infusion head (7) is made to puncture the rubber sheet (2) and prick into the infusion bottle (1);
when three or more infusion bottles (1) appear, and so on, the steps of S6 and S7 are circulated.
5. A method for using the medical automatic needle-pulling and bottle-changing syringe as claimed in claim 4, comprising the following steps:
s4.1 is arranged between S4 and S5;
wherein, S4.1: the injection housing (3) is placed horizontally.
CN201910652296.8A 2019-07-19 2019-07-19 Medical automatic needle-pulling and bottle-changing injector and use method thereof Expired - Fee Related CN110237350B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910652296.8A CN110237350B (en) 2019-07-19 2019-07-19 Medical automatic needle-pulling and bottle-changing injector and use method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910652296.8A CN110237350B (en) 2019-07-19 2019-07-19 Medical automatic needle-pulling and bottle-changing injector and use method thereof

Publications (2)

Publication Number Publication Date
CN110237350A CN110237350A (en) 2019-09-17
CN110237350B true CN110237350B (en) 2020-01-14

Family

ID=67892820

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910652296.8A Expired - Fee Related CN110237350B (en) 2019-07-19 2019-07-19 Medical automatic needle-pulling and bottle-changing injector and use method thereof

Country Status (1)

Country Link
CN (1) CN110237350B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111135370B (en) * 2020-01-17 2021-01-01 青岛大学附属医院 Medical intravenous blood injection bottle-by-bottle liquid pusher

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2026058A6 (en) * 1990-10-26 1992-04-01 Parreno Rey Antonio System for parenteral infusion with automatic bottle change
CN103785074B (en) * 2014-01-30 2017-02-15 济宁山云宇内机电科技有限公司 Needle replacing device
CN206508328U (en) * 2016-08-19 2017-09-22 黄河科技学院 Infusion bottle continuous transfusion automated needle changeover device
CN107233638B (en) * 2017-06-12 2020-09-15 济南正骐生物科技有限公司 Automatic change infusion bottle device
CN109771731A (en) * 2017-11-11 2019-05-21 广东联力科技有限公司 Automatic bottle changing device for patient infusion bottle

Also Published As

Publication number Publication date
CN110237350A (en) 2019-09-17

Similar Documents

Publication Publication Date Title
JP2627759B2 (en) Syringe drive
KR101864360B1 (en) Automatic injection apparatus for wireless charging
CN110237350B (en) Medical automatic needle-pulling and bottle-changing injector and use method thereof
CN107432965A (en) A kind of Portable single-channel micro-injection pump
CN110743065A (en) Novel rechargeable needleless injection promotes device
CN214435706U (en) Full-automatic electronic injection equipment with air pump for negative pressure adsorption
CN203208470U (en) Mesotherapy gun used for cosmetic liquid injection
CN216136469U (en) Propulsion device of syringe on medical syringe pump
CN205659142U (en) Dispensing device of xiLin bottle
CN205659144U (en) Rotary type dispensing device of xiLin bottle
CN213191756U (en) Medical clinical continuous injection system
CN209809197U (en) Medical intravenous liquid medicine injection device
CN220714513U (en) Separated continuous infusion pump
CN203060343U (en) Liquid food pumping device
CN103212144A (en) Adjustable and controlled mesogun system used for injecting liquid
CN212817484U (en) Clinical local anesthesia device of department of anesthesia
CN219022674U (en) Disposable constant speed intravenous injector
CN215690571U (en) Novel micropump
CN215536622U (en) Lead screw driving type micro-dispensing injector
CN218685271U (en) Hand-held type medicine dispensing instrument
CN213191796U (en) Quantitative medicament injection device
CN219167310U (en) Simple central venous catheter sealing device
CN213911384U (en) Infusion bag dispenses and joins in marriage liquid machine with intelligence
CN109224195B (en) Reusable drip sequence controller
CN215900591U (en) Transmission structure of drug delivery device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Ma Jianxin

Inventor after: Tang Kai

Inventor after: Guo Juan

Inventor after: Hong Xingxiu

Inventor before: Hong Xingxiu

TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20191216

Address after: Brain hospital, Liaocheng people's Hospital, No.45 Huashan Road, Liaocheng Economic Development Zone, 252000 Shandong Province

Applicant after: Ma Jianxin

Applicant after: Tang Kai

Applicant after: Guo Juan

Address before: Huangyan District of Taizhou city Zhejiang province 318020 Jiangkou Street No. 208

Applicant before: Hong Xingxiu

GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200114

Termination date: 20200719