WO2022126850A1 - Dispositif d'alimentation en médicament - Google Patents

Dispositif d'alimentation en médicament Download PDF

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Publication number
WO2022126850A1
WO2022126850A1 PCT/CN2021/075428 CN2021075428W WO2022126850A1 WO 2022126850 A1 WO2022126850 A1 WO 2022126850A1 CN 2021075428 W CN2021075428 W CN 2021075428W WO 2022126850 A1 WO2022126850 A1 WO 2022126850A1
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WO
WIPO (PCT)
Prior art keywords
piston
cavity
tube body
medicine feeder
liquid flow
Prior art date
Application number
PCT/CN2021/075428
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English (en)
Chinese (zh)
Inventor
曾国涛
Original Assignee
曾国涛
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 曾国涛 filed Critical 曾国涛
Publication of WO2022126850A1 publication Critical patent/WO2022126850A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J7/00—Devices for administering medicines orally, e.g. spoons; Pill counting devices; Arrangements for time indication or reminder for taking medicine
    • A61J7/0015—Devices specially adapted for taking medicines
    • A61J7/0053—Syringes, pipettes or oral dispensers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J2200/00—General characteristics or adaptations
    • A61J2200/70—Device provided with specific sensor or indicating means

Definitions

  • the invention relates to the technical field of medicine feeding, in particular to a medicine feeder.
  • the medicine liquid When using the existing medicine feeder to feed medicine, generally the medicine liquid is injected into the mouth of the infant through the medicine feeder, and then another medicine feeder is replaced to inject the pre-filled sugar water into the mouth of the infant and child. , gargle with sugar water to ease the bitter taste of the liquid medicine and soothe the child's mood. Or use the same applicator to inhale the sugar water again and inject it into the child's mouth.
  • the medicine feeder needs to be inserted into the child's mouth again. Due to conditioned reflexes and a bitter taste in the mouth, children will keep their mouths tightly closed, and may also be accompanied by crying resistance, which makes it difficult to implement the second feeding or feeding of sugar water, which brings great inconvenience to feeding.
  • the purpose of the present invention is to provide a medicine feeder, which can successively inject medicine water and mouthwash, which is easy to operate and reduces the pain of children.
  • a medicine feeder comprising:
  • first tube body the front end of the first tube body has an injection end, the rear end of the first tube body is formed with a first cavity, an injection channel is formed inside the injection end, and the injection channel After passing through the side wall of the first cavity, it communicates with the first cavity;
  • a second pipe body a first piston is installed at the front end of the second pipe body, the second pipe body is mounted on the inner side wall of the first cavity through the first piston movable seal, and the first A second cavity is formed at the rear end of the two pipes, a liquid flow channel is formed inside the first piston, one end of the liquid flow channel is communicated with the second cavity, and the other end has two types of communication and sealing
  • the other end of the liquid flow channel is switched to communicate with the injection channel;
  • One end of the pull rod is installed with a second piston, and the pull rod is installed in the second cavity through the movable seal of the second piston.
  • the liquid flow channel is switched to a closed state, the mouthwash in the second cavity is kept in a sealed state, and the liquid medicine passes through the injection channel Enter into the first cavity, and then complete the pre-installation of the potion.
  • the user presses down the pull rod. Since the second cavity remains sealed, the medicine in the first cavity is first injected into the child's mouth through the injection channel.
  • the first piston slides to the inside of the front end of the first tube body When it touches, the potion is filled.
  • the liquid flow channel is switched to communicate with the injection channel, and the mouthwash can be continuously injected into the mouth of the child seamlessly.
  • the medicine and the mouthwash can be pre-filled at one time, and the continuous action of injecting the medicine into the mouth of the child and then the mouthwash can be realized. There is no time gap between injecting the potion and before injecting the mouthwash. On the one hand, the pain of the child is reduced as much as possible; on the other hand, it is avoided to perform it twice separately, which solves the problem of the child closing his mouth due to resistance.
  • the injection channel is arranged on the outer periphery of the front end of the first tube body, and the injection channel is arranged at a port close to the first cavity body toward the central axis of the first tube body.
  • annular groove is provided on the outer periphery of the first piston, and when the first piston slides to abut against the inner side of the front end of the first pipe body, the annular groove communicates with the injection channel.
  • a first holding protrusion is formed at the rear end of the first pipe body
  • a second holding protrusion is formed at the rear end of the second pipe body
  • the first holding protrusion is connected to the first holding protrusion.
  • the two holding protrusions are alternately arranged, or the outer contour size of the second holding protrusion is larger than the outer contour size of the first holding protrusion.
  • the end of the pull rod is provided with a third holding protrusion, and a pull ring is provided on the third holding protrusion.
  • the second pipe body is detachably connected to the first piston.
  • the front end of the second pipe body is formed with a hollow plug inserted into the liquid flow channel, and the hollow plug communicates with the liquid flow channel and the second cavity.
  • the pull rod is detachably connected to the second piston.
  • the outer circumferences of the first pipe body and the second pipe body are provided with scale lines.
  • FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention in an unfolded state
  • Fig. 2 is the front view of Fig. 1;
  • Fig. 3 is the sectional structure schematic diagram of Fig. 2;
  • FIG. 4 is a schematic diagram of the overall structure of an embodiment of the present invention in a contracted state
  • FIG. 5 is a schematic cross-sectional structure diagram of FIG. 4 .
  • the azimuth description such as the azimuth or position relationship indicated by up, down, front, rear, left, right, etc.
  • the azimuth description is based on the azimuth or position relationship shown in the drawings, only In order to facilitate the description of the present invention and simplify the description, it is not indicated or implied that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
  • the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, exceeding, etc. are understood as not including this number, above, below, within, etc. are understood as including this number. If it is described that the first and the second are only for the purpose of distinguishing technical features, it cannot be understood as indicating or implying relative importance, or indicating the number of the indicated technical features or the order of the indicated technical features. relation.
  • an embodiment of the present invention provides a medicine feeder, which is mainly composed of a first tube body 100 , a second tube body 200 , a first piston 400 , a second piston 500 and a pull rod 300 .
  • the medicine feeder can successively inject medicine liquid and mouthwash.
  • the mouthwash can be sugar water, pure water and other mouthwashes, and this embodiment is described by taking the medicine feeder preloaded with sugar water.
  • the front end of the first tube body 100 has an injection end 120, the rear end of the first tube body 100 is formed with a first cavity 130, an injection channel 121 is formed inside the injection end 120, and the injection channel 121 penetrates the first cavity
  • the side wall of the body 130 communicates with the first cavity 130 afterward.
  • a first piston 400 is installed at the front end of the second tube body 200 , the second tube body 200 is movably sealed and installed on the inner side wall of the first cavity 130 through the first piston 400 , and the rear end of the second tube body 200 is formed with a In the second cavity 220, a liquid flow channel 410 is formed inside the first piston 400.
  • One end of the liquid flow channel 410 communicates with the second cavity 220, and the other end has two states of communication and sealing.
  • the first piston 400 is far away from the first tube.
  • the other end of the liquid flow channel 410 is kept sealed, and when the first piston 400 slides to contact the inside of the front end of the first tube body 100, the other end of the liquid flow channel 410 is switched to the injection channel 121 Connected.
  • a second piston 500 is installed on one end of the pull rod 300 , and the pull rod 300 is installed in the second cavity 220 through the second piston 500 in a movable seal.
  • the other end of the pulling rod 300 is provided with a third holding protrusion 310 , and a pulling ring 320 is provided on the third holding protrusion 310 to facilitate operation.
  • the medicine feeder Before using the medicine feeder to load the liquid medicine and sugar water, set the medicine feeder to the initial state, that is, the first piston 400 slides to contact the inner side of the front end of the first tube body 100, and the second piston 500 slides to contact with the inner side of the front end of the first tube body 100.
  • the inner side of the front end portion of the second pipe body 200 is in contact with each other. Press and hold the second tube body 200 and pull the pull rod 300 so that the second piston 500 slides away from the front end of the second tube body 200 , and the sugar water enters the second cavity 220 through the injection channel 121 and the liquid flow channel 410 in a connected state , and then complete the pre-installation of sugar water.
  • the second tube body 200 is pulled so that the first piston 400 slides away from the front end of the first tube body 100.
  • the liquid flow channel 410 is switched to a closed state
  • the sugar water in the second cavity 220 is kept in a sealed state
  • the syrup passes through
  • the injection channel 121 enters into the first cavity 130 to complete the preloading of the medicinal solution.
  • the user presses down the pull rod 300. Since the second cavity 220 is kept in a sealed state, the medicine in the first cavity 130 is first injected into the child's mouth through the injection channel 121.
  • the inner side of the front end portion of the tube body 100 abuts, the injection of the medicinal solution is completed.
  • the liquid flow channel 410 is switched to communicate with the injection channel 121, and the sugar water can be continuously injected into the mouth of the child seamlessly.
  • the medicine and sugar water can be pre-filled at one time, and the continuous action of injecting the medicine into the mouth of the child and then the sugar water can be realized.
  • the pain of the child is reduced as much as possible; on the other hand, it is avoided to perform it twice separately, which solves the problem of the child closing his mouth due to resistance.
  • the injection channel 121 is provided at the outer periphery of the front end of the first tube body 100 , and the injection channel 121 is provided near the port of the first cavity 130 toward the central axis of the first tube body 100 .
  • the fast switching of the communication between the liquid flow channel 410 and the injection channel 121 can be achieved efficiently by means of the sliding of the first piston 400 .
  • the outer circumference of the first piston 400 is provided with an annular groove 420 .
  • the annular groove 420 communicates with the injection channel 121 .
  • the two sides of the annular groove 420 are connected with the inner side wall of the first pipe body 100 in a movable and sealing manner.
  • a first holding protrusion 110 is formed at the rear end of the first pipe body 100
  • a second holding protrusion 210 is formed at the rear end of the second pipe body 200 , the first holding protrusion 110 and the second holding protrusion
  • the first holding protrusions 110 and the second holding protrusions 210 arranged in a staggered manner will not interfere with each other when they are close to each other, which solves the problem of inconvenient operation caused by close proximity.
  • the outer contour size of the second holding protrusion 210 is larger than the outer contour size of the first holding protrusion 110 . In this way, when pre-installing the potion, the user can hold the first tube body 100 with one hand and the second holding protrusion 210 with the other hand, and pull up the second tube body 200 to complete the potion. preinstalled.
  • the medicine feeder is a nested structure
  • the syrup is pre-filled first, and then the syrup is pre-loaded, which can prevent the syrup from mixing with the syrup.
  • the second pipe body 200 is detachably connected to the first piston 400
  • the pull rod 300 is detachably connected to the second piston 500 to facilitate disassembly and cleaning.
  • the front end of the second pipe body 200 is formed with a hollow plug 230 inserted into the liquid flow channel 410 , and the hollow plug 230 communicates with the liquid flow channel 410 and the second cavity 220 .
  • the outer circumferences of the first tube body 100 and the second tube body 200 are provided with scale lines, so as to control the injection amount.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

Est divulgué dans la présente invention, un dispositif d'alimentation en médicament, comprenant : un premier tube ayant une partie extrémité avant pourvue d'une pointe d'injection et une partie extrémité arrière dans laquelle est formée une première cavité, un canal d'injection étant formé à l'intérieur de la pointe d'injection, et le canal d'injection étant en communication avec la première cavité après avoir traversé la paroi latérale de cette dernière ; un second tube ayant une partie extrémité avant sur laquelle est monté un premier piston, le second tube étant monté de façon mobile et étanche sur la paroi latérale interne de la première cavité au moyen du premier piston, une seconde cavité étant formée dans une partie extrémité arrière du second tube, un passage d'écoulement de liquide étant formé à l'intérieur du premier piston, et le passage d'écoulement de liquide ayant une extrémité en communication avec la seconde cavité et l'autre extrémité comprenant deux états de communication et de fermeture ; et une tige de traction ayant une extrémité au niveau de laquelle est monté un second piston, et la tige de traction étant montée de façon mobile et étanche dans la seconde cavité au moyen du second piston. Au moyen du dispositif d'alimentation en médicament, une action continue consistant à injecter d'abord un médicament liquide dans la bouche d'un enfant puis à injecter de l'eau sucrée dans cette dernière peut être mise en œuvre. La douleur de l'enfant est réduite autant que possible.
PCT/CN2021/075428 2020-12-14 2021-02-05 Dispositif d'alimentation en médicament WO2022126850A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202011466996.7 2020-12-14
CN202011466996.7A CN112515967A (zh) 2020-12-14 2020-12-14 一种喂药器

Publications (1)

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WO2022126850A1 true WO2022126850A1 (fr) 2022-06-23

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PCT/CN2021/075428 WO2022126850A1 (fr) 2020-12-14 2021-02-05 Dispositif d'alimentation en médicament

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CN (1) CN112515967A (fr)
WO (1) WO2022126850A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5298024A (en) * 1992-12-28 1994-03-29 Frank Richmond Multi-liquid medicament delivery system with reflex valves
CN101716386A (zh) * 2008-09-30 2010-06-02 泰科保健集团有限合伙公司 用于与标准路厄旋锁接口式注射器接口的设备
CN203915674U (zh) * 2014-06-26 2014-11-05 山东威高集团医用高分子制品股份有限公司 一次性使用顺序注射装置
CN210020407U (zh) * 2019-05-09 2020-02-07 张玉荣 一种儿科护理用喂药器
CN211050276U (zh) * 2019-10-24 2020-07-21 遵义市第一人民医院 一种儿科喂药器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5298024A (en) * 1992-12-28 1994-03-29 Frank Richmond Multi-liquid medicament delivery system with reflex valves
CN101716386A (zh) * 2008-09-30 2010-06-02 泰科保健集团有限合伙公司 用于与标准路厄旋锁接口式注射器接口的设备
CN203915674U (zh) * 2014-06-26 2014-11-05 山东威高集团医用高分子制品股份有限公司 一次性使用顺序注射装置
CN210020407U (zh) * 2019-05-09 2020-02-07 张玉荣 一种儿科护理用喂药器
CN211050276U (zh) * 2019-10-24 2020-07-21 遵义市第一人民医院 一种儿科喂药器

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