WO2018174454A1 - Module à aiguilles multiples et dispositif d'injection de médicament comprenant celui-ci - Google Patents

Module à aiguilles multiples et dispositif d'injection de médicament comprenant celui-ci Download PDF

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Publication number
WO2018174454A1
WO2018174454A1 PCT/KR2018/002917 KR2018002917W WO2018174454A1 WO 2018174454 A1 WO2018174454 A1 WO 2018174454A1 KR 2018002917 W KR2018002917 W KR 2018002917W WO 2018174454 A1 WO2018174454 A1 WO 2018174454A1
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WO
WIPO (PCT)
Prior art keywords
case
injection
injection needles
needle
electrode terminals
Prior art date
Application number
PCT/KR2018/002917
Other languages
English (en)
Korean (ko)
Inventor
이종대
Original Assignee
봄텍전자주식회사
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 봄텍전자주식회사 filed Critical 봄텍전자주식회사
Publication of WO2018174454A1 publication Critical patent/WO2018174454A1/fr

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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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
    • 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
    • A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
    • 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
    • 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
    • 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
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
    • A61N1/0502—Skin piercing electrodes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/06—Electrodes for high-frequency therapy
    • 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
    • A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
    • A61M2037/0007—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin having means for enhancing the permeation of substances through the epidermis, e.g. using suction or depression, electric or magnetic fields, sound waves or chemical agents

Definitions

  • the present invention relates to a multi-needle module and a drug injection device having the multi-needle module, and more particularly, to a multi-needle module and a multi- To a drug infusion device.
  • Various methods are used to prevent aging of the skin. Typically, a method of directly injecting a substance or medicament containing nutrients directly into the skin or applying it to the skin and indirectly delivering it is used.
  • injection therapy is used to inject drugs directly into the skin through the needle of a syringe, and is known as a mesotherapy treatment in cosmetic surgery.
  • Mesotherapy is a multidirectional module that is mounted on a gun and injects drugs directly into the skin layer using injector needles.
  • the method of injecting the drug in this manner can supply the nutrients to the skin layer of the skin, but the nutrients can not be sustained on the epidermis layer.
  • a drug when high frequency is used, a drug can be applied to the skin, and then a high frequency can be applied to a region to which the drug is applied to supply the drug from the skin layer to the dermal layer. In this way, when the high frequency is used, the drug can be supplied to the inside of the cell, but the delivery efficiency of the drug is low because the drug is indirectly delivered.
  • the drug injection methods using the conventional multi-needle module have difficulties in delivering drugs directly to skin cells, resulting in lower intracellular permeability and short duration of effect of nutrients and medicines.
  • the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a multi-needle module and a drug injection method, in which a liquid injected through an injection needle can be directly supplied to the inside of a skin cell by activating skin cells by applying a high frequency to a plurality of injection needles
  • the purpose of the device is to provide.
  • a blood pressure monitor comprising: a case having a plurality of guide pipes formed therein; a movable member including a plurality of injection needles projected out of the case through the plurality of guide pipes, And a plurality of elastic members which elastically support the movable unit in the case and electrically connect the plurality of electrodes and the movable unit, Module.
  • the plurality of electrode terminals may be fixed to the outside of the case, and a part thereof may project into the inside.
  • the plurality of elastic members may be in contact with the movable unit at one end and may be in contact with the plurality of electrode terminals at the other end.
  • the plurality of elastic members may be coil springs surrounding the plurality of injection needles.
  • the case may form a suction portion into which the skin is introduced at the distal end portion.
  • the plurality of injection needles may be arranged in a matrix form.
  • the lengths of the plurality of injection needles may sequentially increase according to a row of the matrix.
  • the lengths of the plurality of guide pipes may be arranged corresponding to the lengths of the plurality of injection needles.
  • a surgical instrument comprising: a body having a fitting groove formed therein; a case having a fitting protrusion coupled to the fitting groove of the body; a plurality of injection needles movably disposed in the case, A plurality of electrode terminals fixed to the case and partially protruding into the case; and a plurality of electrode terminals fixed to the case, the plurality of electrode terminals being connected to the plurality of electrode terminals, A plurality of elastic members for electrically connecting the electrode terminals to the printed circuit board and elastically supporting the needle hub; a syringe mounted on the main body and including a piston for supplying a drug to the needle hub; There is provided a drug infusion device comprising a syringe and a driving part for reciprocating the piston, The.
  • the skin cell when a drug is supplied to the inside of the skin through a plurality of injection needles, the skin cell is activated by using a high frequency, so that the drug can penetrate into the skin cell effectively, thereby improving the therapeutic effect.
  • the maximum projecting positions of the plurality of injection needles are arranged to be different from each other, when a drug is injected into a human body having various bends, all of the plurality of injection needles can be uniformly inserted into the skin, Uniform injection.
  • FIG. 1 is a perspective view illustrating a drug infusion apparatus according to an embodiment of the present invention.
  • FIG. 2 is a perspective view illustrating a multi-needle module according to an embodiment of the present invention.
  • FIG. 3 is an exploded perspective view of the multi-needle module shown in Fig.
  • Figure 4 is a bottom view of the multi-needle module shown in Figure 2;
  • FIG. 5 is a cross-sectional view taken along line A-A 'of the multi-needle module shown in Fig.
  • FIG. 6 is a cross-sectional view of the multi-needle module shown in FIG. 2 taken along the line B-B '.
  • FIG. 7 is a view showing a conductor pattern printed on a printed circuit board.
  • FIG. 8 is a view showing the liquid flow path of the injection needle support member.
  • FIG. 9 is a view showing the liquid flow path of the needle hub.
  • FIG. 10 is an exploded perspective view showing a multi-needle module according to another embodiment of the present invention.
  • FIG. 11 is a view showing a case where a needle is protruded from a surface having a curvature of a multi-needle module according to another embodiment of the present invention.
  • FIG. 1 is a perspective view illustrating a drug infusion apparatus according to an embodiment of the present invention.
  • the drug injector 1 includes a power supply unit 10, a main body 30, a high frequency generator 40, a driving unit 50, and a multi-needle module 100.
  • the main body 30 includes a syringe mounting base (not shown) on which the syringe 20 can be moved forward and backward and includes a clamp (not shown) for fixing and interlocking the piston of the syringe mounting base do.
  • the power supply unit 10 supplies power to the high frequency generator 40 and the driving unit 50.
  • the high-frequency generator 40 generates a high-frequency wave using the supplied power source, and transmits a high-frequency pulse to the multi-needle module 100.
  • the driving unit 50 is preferably formed by a lead screw type linear reciprocating means including a first motor for feeding the syringe and a first lead screw, a second motor for advancing the piston, and a second lead screw.
  • a first lead screw is coupled to the shaft of the first motor and the other end of the first lead screw is fixed to the lower end of the syringe mount so that the syringe 20 can move by the power of the first motor.
  • one end of the second lead screw is coupled to the shaft of the second motor, and the other end is rotatably fixed to the lower portion of the clamp, so that the piston 25 can be advanced by the power of the second motor.
  • the injection needles disposed inside the multi-needle module 100 are advanced and inserted into the skin.
  • the piston 25 advances into the syringe 20 by forward rotation of the second motor after the needles are inserted into the skin, the medicament inside the syringe 20 is supplied to the skin through the needles.
  • the main body 30 is formed with a mounting groove 33 on which the multi-needle module 100 is mounted and the fitting protrusions 112 of the first and second coupling members 111 and 113
  • the fitting grooves 31 are formed.
  • FIG. 2 is a perspective view showing a multi-needle module according to an embodiment of the present invention
  • FIG. 3 is an exploded perspective view of the multi-needle module shown in FIG. 2
  • FIG. 5 is a cross-sectional view of the multi-needle module shown in FIG. 2 taken along line A-A '
  • FIG. 6 is a cross-sectional view taken along line B-B' 1 is a view showing a conductor pattern printed on a circuit board.
  • the multi-needle module 100 includes a case 110, a movable unit 130, an elastic member 150, and first and second electrode terminals 171 and 172.
  • the case 110 has a plurality of guide pipes 119 protruding from the portion 110a in the same length toward the front of the case and a plurality of guide pipes 119 from the rim of the portion 110a of the case 110. [ And includes a long extending extension 120.
  • the plurality of guide tubes 119 may be arranged in a matrix.
  • the arrangement of the plurality of guide pipes 119 is not limited to the matrix shape, but may be variously arranged in a state of being spaced apart from each other.
  • One side of the suction portion 120 extending from the case 110 includes an opening 125.
  • the opening 125 may be connected to the suction pipe 60 (see FIG. 1).
  • the suction pipe 60 allows a negative pressure generated from a vacuum source (not shown) to be formed in the suction portion 120.
  • a negative pressure is formed inside the suction unit 120, the skin contacting the tip of the case 110 may be sucked into the suction unit 120 and be brought into close contact with the tips of the plurality of guide tubes 119. Therefore, a plurality of injection needles 131 can be inserted at the same depth into the skin, allowing the drug to penetrate into the skin.
  • First and second engaging members 111 and 113 are extended from both sides of the case 110, respectively.
  • the first engaging member 111 includes a fitting protrusion 112 corresponding to the fitting groove 31 of the main body.
  • the second engaging member 113 also includes a fitting protrusion corresponding to the fitting groove on the opposite side of the main body.
  • the first and second coupling members 111 and 113 are integrally formed at both ends of the case 110, and the other end is formed as a free end.
  • the movable unit 130 includes a plurality of injection needles 131, a printed circuit board (PCB) 132, a needle support member 160, and a needle hub 140.
  • PCB printed circuit board
  • the plurality of injection needles 131 are inserted into the plurality of guide tubes 119 when the movable unit 130 is coupled to the rear space portion 110b of the case 110. [ Therefore, the plurality of injection needles 131 are arranged in a matrix form like the plurality of guide tubes 119. [ That is, the arrangement of the plurality of injection needles 131 preferably corresponds to the arrangement of the plurality of guide tubes 119.
  • the printed circuit board 132 is formed with a plurality of engagement holes 133 which can be engaged with the plurality of injection needles 131.
  • the printed circuit board 132 is electrically connected to the plurality of injection needles 131 so as to transmit the applied current to the plurality of injection needles 131 when current is applied through the first and second electrode terminals 171 and 172 and the elastic member 150. [ (Not shown).
  • the printed circuit board 132 is coupled to a seating groove 169 formed at the tip of the needle supporting member 160, which will be described later.
  • the present invention is not limited to the printed circuit board 132, and any shape may be used as long as it includes a conductive member formed of a conductive conductor capable of transmitting a high-frequency current to each of the injection needles 131.
  • the first and second electrode terminals 171 and 172 are partially exposed to the outside of the case 110 and the remaining portions are electrically connected to each other through the coupling openings 117 and 118 formed in the case 110 And is disposed inside the case 110.
  • the first electrode terminal 171 is connected to the first external power supply terminal 181 and the second electrode terminal 172 is connected to the second external power supply terminal 182.
  • One of the first and second external power supply terminals has a positive polarity and the other has a negative polarity.
  • the first and second electrode terminals 171 and 172 are formed with first coupling protrusions 173a and 174a at one end of a portion exposed to the outside of the case, And second coupling protrusions 173b and 174b at the ends of the first and second coupling protrusions 173a and 173b.
  • the first coupling protrusions 173a and 174a of the respective electrode terminals are coupled to a pair of first coupling grooves 114a formed on the outside of the case and the second coupling protrusions 173b and 174b are coupled to a pair of 2 coupling groove 114b.
  • the first and second electrode terminals 171 and 172 include openings 175 and 176 into which the rear end portions 119c of the guide pipes 119a and 119b of the plurality of guide pipes 119 are inserted. Since the needles passing through the guide pipes 119a and 119b of the plurality of injection needles 131 are surrounded by the rear end 119c of the guide pipes 119a and 119b, the first and second electrode terminals 171 and 172, Can be prevented from being short-circuited.
  • the first to fourth elastic members 150a, 150b, 150c, and 150d are disposed inside the case 110 to elastically support the injection needle support member 160. Specifically, the needle supporting member 160 is elastically supported by the first to fourth elastic members 150a, 150b, 150c and 150d when advancing by the advancing of the injector 20, 150b, 150c, and 150d when the external force applied to the first elastic members 150a, 150b, 150c, and 150d is removed.
  • the first to fourth elastic members 150a, 150b, 150c and 150d are disposed at positions where the elastic force applied to the injection needle support member 160 can be dispersed.
  • first to fourth elastic members 150a, 150b, 150c and 150d are shown as surrounding the injection needles 131 with intervals therebetween, they are arranged so as not to be in contact with the injection needles 131 It suffices.
  • first to fourth elastic members 150a, 150b, 150c, and 150d may be surrounded by an insulator (not shown).
  • the elastic member 150 is described as four elastic members 150a, 150b, 150c and 150d in FIG. 3, the elastic members connected to the first and second electrode terminals 171, So that the first and second electrode terminals 171 and 172 and the movable unit 130 can be electrically connected to each other.
  • the injection needle support member 160 is coupled to the printed circuit board 132 at its tip end and to the injection needle hub 140 having an injection port and a liquid flow path that can supply the drug to the injection needle 131 at the rear end.
  • the injection needle support member 160 is formed with sliding protrusions 161 and 162 on the top and bottom surfaces thereof, respectively, and is engaged with the sliding grooves 115 and 116 formed in the case 110.
  • the plurality of injection needles 131 coupled to the injection needle support member 160 through the printed circuit board 132 may protrude out of the case through the plurality of guide pipes of the case.
  • the moving distance h of the sliding protrusions 161 and 162 can be determined according to the length of the sliding grooves 115 and 116 formed in the case, and can affect the protrusion length of the plurality of injection needles 131 .
  • the plurality of injection needles 131 pass through the printed circuit board 132 and are connected to the injection needle coupling part 166 of the injection needle support member 160, .
  • the needle supporting member 160 and the needle hub 140 include liquid passages 145 and 165 having shapes corresponding to each other.
  • the needle hub 140 includes a liquid injection tube 141 that is coupled to the liquid channel 145 of the needle hub 140.
  • the printed circuit board 132 and the needle hub 140 are disposed in the rear space portion 110b of the case 110 while being coupled to the front and rear ends of the needle supporting member 160, respectively.
  • the first coupling protrusion 173a formed at the first electrode terminal 171 is coupled to the first coupling groove 114a formed at the outer side of the case
  • the second coupling protrusion 173b formed by bending the first electrode terminal 171 projected into the case through the second coupling groove 117b is coupled to the second coupling groove 114b formed around the guide tube inside the case.
  • One end of the first elastic member 150a is in contact with the first electrode terminal 171 and the other end of the first elastic member 150a is in contact with the printed circuit board 132. In order to transmit the current applied to the first electrode terminal 171 to the printed circuit board 132, And is in contact with the conductive pattern of the substrate 132.
  • the third elastic member 150c which is not connected to the first electrode terminal 171 is coupled to the " C " type groove 110c (see FIG. 5) for fixing the elastic member formed around the plurality of guide pipes 119 do.
  • the printed circuit board 132 has a coupling hole 133 which can be engaged with the injection needle 131.
  • the coupling hole 133 is connected to the first and second conductor patterns 135a and 135b.
  • the first conductor pattern 135a is electrically connected to the first elastic member 150a in the second connection region 134b and the second conductor pattern 135b is electrically connected to the second elastic member 150b in the first connection region 134a 150b.
  • the current supplied from the first and second external power supply terminals 181 and 182 is transmitted to the first and second electrode terminals 171 and 172 and the current is supplied to the first and second electrode terminals 171 and 172 And is transmitted to the first and second conductor patterns 135a and 135b through the connected first and second elastic members 150a and 150b.
  • a current can be supplied to each of the injection needles 131 through the first and second conductor patterns 135a and 135b.
  • the shapes of the first and second conductor patterns 135a and 135b are illustratively shown, and may be formed in various patterns according to the polarity required for each of the injection needles 131.
  • Figs. 8 and 9 are views showing the liquid flow path of the injection needle support member and the liquid flow path of the injection needle hub, respectively.
  • a liquid flow path 165 formed in the needle supporting member 160 is formed on the opposite surface of the surface on which the needle coupling unit 166 is located.
  • the liquid flow path 145 formed in the needle hub 140 is disposed at the end of the liquid injection tube 141.
  • Each of the liquid passages 145 and 165 may be radially disposed at the center of the liquid injection tube 141 so as to supply liquid to the plurality of injection needles 131.
  • the shapes of the liquid passages 145 and 165 are not limited to this, and a plurality of injection needles 131 may be provided so as to supply liquid to all of the plurality of injection needles 131 in the form of a lattice or swastika. If the shape is connected to the end.
  • a plurality of liquid outflow ports 167 are formed in a plurality of passages corresponding to the positions of the needle needles 166 in the liquid flow path 165 formed in the needle supporting member 160.
  • the syringe 20 is placed on the syringe mount and the end of the piston 25 is clamped.
  • the practitioner contacts the skin of the patient with the suction unit 120 formed on one surface of the case 110. If necessary, the suction pipe 60 connected to the opening 125 sucks air into the suction unit 120 through the vacuum source 70, and the skin is sucked by the plurality of guide pipes 119.
  • the injection needle 131 protrudes out of the case 110 according to the guide of the plurality of guide pipes 119.
  • the injection needle 131 penetrates into the inside of the skin, and supplies high frequency waves through the injection needle 131 to the skin.
  • the injection needle 131 transmits high frequency to the skin to activate the cell tissue.
  • the liquid is supplied to the needle hub 140 and the injection needle hub 140 and the injection needle Liquid is supplied to each of the plurality of injection needles 131 through the liquid passages 145 and 165 formed in the needle supporting member 160.
  • the liquid discharged through the injection needle 131 is transferred into the skin and can transfer the liquid to the dermal layer along the activated cell tissue.
  • a high frequency can be applied to the injection needles 131 penetrating the skin, and the cells of the skin into which the drug is injected through the injection needles 131 Can be activated at high frequencies, so that the injected drug is absorbed smoothly into the cell. Therefore, the sustained effect of the injected drug is long and the therapeutic effect can be enhanced.
  • the elastic members 150a and 150b electrically connect the electrode terminals 171 and 172 and the printed circuit board 132 to reduce the parts for energization and the elastic members 150a, 150b, 150c, and 150d, Since the used needle 131 is not exposed to the outside of the case, the operator or the patient can be protected from the risk of infection. In addition, when the electrode is directly connected to the printed circuit board 132, it is difficult to arrange the conductive wire according to the movement of the printed circuit board 132, Problems can be avoided.
  • 10 is an exploded perspective view showing a multi-needle module according to another embodiment of the present invention.
  • 11 is a view showing a case where a needle is protruded from a surface having a curvature of a multi-needle module according to another embodiment of the present invention.
  • the other components of the multi-needle module 200 according to another embodiment of the present invention are the same as those of the multi-needle module 100 according to the embodiment except for the shape of the injection needle 231, the guide tube 225, . Therefore, the configuration of the multi-needle module 200 according to another embodiment of the present invention, which will be described below, will be omitted from those of the multi-needle module 100 according to one embodiment.
  • a plurality of injection needles 231 and a guide tube 225 are spaced apart from each other like the multi-needle module 100 according to an embodiment of the present invention.
  • the lengths of the plurality of injection needles 231a, 231b, and 231c and the guide pipes 225a, 225b, and 225c are arranged differently according to each row.
  • the plurality of injection needles 231 can be distinguished from the injection needles 231a arranged in the first row, the injection needles 231b arranged in the second row and the injection needles 231c arranged in the third row.
  • the lengths of the plurality of injection needles 231 protruding from one surface of the printed circuit board 232 are sequentially shortened from the first row.
  • the plurality of guide pipes 225 corresponding to the plurality of injection needles 231 are also connected to the guide pipe 225a disposed in the first row, the guide pipe 225b disposed in the second row, and the guide pipe 225b disposed in the third row, (225c).
  • the lengths of the plurality of guide pipes 225 are sequentially shortened from the first row so as to correspond to the difference in length of the plurality of injection needles 231 along each row.
  • the suction unit 220 extends in the direction in which the guide pipe 225 protrudes from the case 210 and the rim of the suction unit 220 surrounding the side surface of the guide pipe 225 is formed to be inclined do.
  • the practitioner can attach the multi-needle module 200, the syringe equipped with the multi-needle module 200 or the drug injection device, have.
  • the length d of insertion of the plurality of injection needles 231 into the skin can be made substantially constant.
  • the multi-needle module 200 can use multi-needle modules having different degrees of inclination depending on the condition of the patient. Further, although the multi-needle module 200 is arranged in three rows with nine injection needles 231, if three or more rows of injection needles 231 are arranged for treatment of a large area, The multi-needle module 200 can be manufactured and used.
  • the present invention relates to a multi-needle module and a drug injection device having the multi-needle module.

Abstract

La présente invention concerne un module à aiguilles multiples. Le module à aiguilles multiples décrit comprend : un boîtier ayant une pluralité de tubes de guidage formés à l'intérieur de celui-ci ; une unité mobile disposée de façon mobile à l'intérieur du boîtier, et comprenant une pluralité d'aiguilles aptes à faire saillie vers l'extérieur du boîtier à travers la pluralité de tubes de guidage ; une pluralité de bornes d'électrode fixées au boîtier ; et une pluralité d'éléments élastiques supportant élastiquement l'unité mobile à l'intérieur du boîtier, et connectant électriquement une pluralité d'électrodes et l'unité mobile.
PCT/KR2018/002917 2017-03-24 2018-03-13 Module à aiguilles multiples et dispositif d'injection de médicament comprenant celui-ci WO2018174454A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0037593 2017-03-24
KR1020170037593A KR101977796B1 (ko) 2017-03-24 2017-03-24 멀티 니들 모듈 및 이를 구비하는 약물 주입 장치

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WO2018174454A1 true WO2018174454A1 (fr) 2018-09-27

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PCT/KR2018/002917 WO2018174454A1 (fr) 2017-03-24 2018-03-13 Module à aiguilles multiples et dispositif d'injection de médicament comprenant celui-ci

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KR (1) KR101977796B1 (fr)
WO (1) WO2018174454A1 (fr)

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CN111588982A (zh) * 2020-05-07 2020-08-28 昆山安卓医疗科技有限公司 一种十六孔水光针
CN112169161A (zh) * 2020-10-09 2021-01-05 深圳睿蚁科技有限公司 一种美容仪美容头组件
EP3984587A4 (fr) * 2019-06-11 2023-06-14 ViOL Co. Ltd. Ensemble d'aiguilles, stimulateur cutané le comprenant, et son procédé de fabrication

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