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WO2025028743A1 - Dispositif médical à micro-aiguilles insérable dans le corps - Google Patents

Dispositif médical à micro-aiguilles insérable dans le corps Download PDF

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Publication number
WO2025028743A1
WO2025028743A1 PCT/KR2024/002224 KR2024002224W WO2025028743A1 WO 2025028743 A1 WO2025028743 A1 WO 2025028743A1 KR 2024002224 W KR2024002224 W KR 2024002224W WO 2025028743 A1 WO2025028743 A1 WO 2025028743A1
Authority
WO
WIPO (PCT)
Prior art keywords
needle
module
needle block
handle module
driving means
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.)
Pending
Application number
PCT/KR2024/002224
Other languages
English (en)
Korean (ko)
Inventor
유강모
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.)
Solis Msn Co ltd
Original Assignee
Solis Msn 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 Solis Msn Co ltd filed Critical Solis Msn Co ltd
Publication of WO2025028743A1 publication Critical patent/WO2025028743A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/303—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the vagina, i.e. vaginoscopes
    • 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
    • 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
    • A61N1/08—Arrangements or circuits for monitoring, protecting, controlling or indicating
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation

Definitions

  • the present invention relates to a microneedle medical device for insertion into the body, and more specifically, to a technology for inserting a medical device equipped with microneedles into a woman's vagina to perform various procedures using microneedles, and having a structure for preventing cross-infection between people who have received gynecological treatment.
  • microneedles with diameters and heights of tens or hundreds of ⁇ m are being used to treat various diseases, wounds, and aging that occur on the skin. These microneedles are gradually being developed because they cause almost no pain compared to existing injection methods, do not damage the skin, and have excellent drug delivery effects. The effects are further enhanced through electrical stimulation delivered by the microneedles.
  • vaginal dryness As the elasticity of the vaginal mucosa decreases and the vaginal environment becomes dry, it can develop into various problems such as vaginal dryness, vaginal atrophy, vaginal relaxation, vaginitis, dyspareunia, and urinary incontinence. These problems can cause physical pain as well as mental pain such as loss of vitality or self-confidence and avoidance of others.
  • vaginal aging occurs more rapidly than general skin aging, so active management is necessary. If left untreated, it can develop into various diseases and have a negative impact on marital relationships.
  • Patent Publication No. 10-2023-0068596 (High-frequency needle device for vaginal treatment) discloses a technology comprising an insertion body inserted into the vagina of a subject, a needle module having a plurality of needles protruding from the inside of the insertion body to the outside so as to invade the vaginal wall tissue, a driving unit that moves the needle module so that the plurality of needles protrude to the outside of the insertion body, and a high-frequency generating unit that uses each of the plurality of needles as an electrode to enable the plurality of needles that have invaded the vaginal wall to transmit high-frequency energy.
  • the present invention has been made to solve the above problems, and aims to provide a microneedle medical device for insertion into the body, which has a structure in which the insertion part of the medical device is inserted into a woman's vagina and the micro needles in the inserted part can move so that they can effectively penetrate the skin layer of the vagina, and which prevents bacterial and viral infection by detaching only the inserted part after a single use.
  • the present invention is characterized by comprising: a handle module formed in a form that can be held by a practitioner's hand, having a cable for supplying external power connected to one side, a driving means installed inside, and a moving shaft of the driving means protruding from the opposite side of the cable; and an insertion module that is detachably connected to one side of the handle module and receives the driving force of the driving means while inserted into the patient's body so that a plurality of microneedles are exposed to the outside and penetrate the patient's body.
  • the driving means of the handle module is applied as a linear actuator, and the moving axis is characterized by operating in a linear motion.
  • the above-described insertion module is characterized by comprising: a case having a plurality of needle holes formed through the upper portion thereof; a guide formed integrally inside the case; a needle block that is guided by being fitted into the guide and has a plurality of microneedles fixed to the upper portion thereof; and a push bar having one end coupled to the needle block and the other end coupled to a moving shaft to move the needle block by the power of a driving means.
  • the micro needles of the needle block are fixed in a diagonal direction inclined at a certain angle, and the guide is formed to match the inclination angle of the micro needles so that the needle block rises according to the inclination angle.
  • the push bar coupled to the needle block is characterized in that it is connected through a link bar having a first rotating part and a second rotating part.
  • the case is characterized by being applied with a transparent material, and a filming means equipped with a camera is additionally installed at the bottom of the push bar to monitor the inside of the body in real time during the insertion process.
  • the present invention is not integrated with the body-insertable module and the handle module, but is independently configured in a detachable form, so that the part inserted into the body, i.e. the body-insertable module, is used only once and discarded, and is replaced with a new body-insertable module, thereby preventing bacterial and viral infections caused by repeated use.
  • Figure 1 is a perspective view showing a microneedle medical device for insertion into the body of the present invention.
  • Figure 2 is a perspective view showing the handle module and the body insertion module of the body insertion microneedle medical device of the present invention in an exploded state.
  • Figure 3 is a partial cross-sectional view showing the handle module and the body insertion module of the body insertion microneedle medical device of the present invention in an exploded state.
  • Figure 4 is an enlarged cross-sectional view showing the internal structure of the microneedle medical device for insertion into the body of the present invention.
  • Figure 5 is an exploded perspective view showing the main components of an in-body insertion module according to the present invention.
  • Figure 6 is an exemplary diagram showing an operation example of a microneedle medical device for insertion into the body according to the present invention.
  • Figure 7 is a cross-sectional view showing the main configuration of an in vivo insertion module according to the present invention.
  • FIG. 8 is a drawing showing another embodiment of a microneedle medical device for insertion into the body of the present invention.
  • the microneedle medical device for insertion into the body of the present invention is characterized by comprising: a handle module (100) formed in a form that can be held by a practitioner by hand, as illustrated in FIGS. 1 to 3, a cable (110) to which external power is supplied is connected on one side, a driving means (120) is installed inside, and a moving shaft (121) of the driving means (120) protrudes on the opposite side of the cable (110); and an insertion module (200) that is detachably connected to one side of the handle module (100) and receives the driving force of the driving means (120) while inserted into the body of a patient so that a plurality of microneedles (201) are exposed to the outside and penetrate the body of a patient.
  • the present invention is a technology that allows a practitioner (doctor) to hold a handle module (100) and insert an insertion module (200) into the body of a subject (patient) to perform various procedures using a micro needle (201) of a medical device.
  • the feature of the present invention is that, as illustrated in FIG. 1, the insertion module (200) and the handle module (100) are not integrated, but are independently configured and connected in a detachable form so that the insertion module (200) and the handle module (100) are connected in a horizontal line shape, and the part inserted into the body, i.e. the insertion module (200), is used only once and discarded, thereby preventing bacterial and viral infections caused by repeated use.
  • the above handle module (100) is formed in a form that allows the operator to hold it with his/her hand as the name suggests, and a cable (110) is connected to the rear of the handle module (100).
  • the cable (110) is a cable (110) for power supply and communication.
  • the handle module (100) is integrally connected to the cable (110), and a driving means (120) is installed inside the handle module (100).
  • the moving shaft (121) of the driving means (120) is installed on the opposite side of the cable (110), and the moving shaft (121) protrudes to the outside of the handle module (100).
  • the protruding moving shaft (121) is connected to the body insertion module (200) to transmit power.
  • the driving means (120) is applied as a linear actuator, so that the moving shaft (121) operates in a linear motion.
  • Linear actuators are classified into mechanical, electromechanical, hydraulic, and pneumatic types, and in the present invention, it is preferable to apply an electromechanical linear actuator to which an electric motor such as a stepping motor is applied.
  • the handle module (100) has a probe pin (130) formed at a portion that comes into contact with the body insertion module (200) to be electrically connected.
  • the body insertion module (200) of the present invention is a module inserted into the body of a patient, and is detachably connected to one side of the handle module (100). More precisely, it corresponds to the direction in which the moving axis (121) and the terminal of the handle module (100) are exposed.
  • the body insertion module (200) has a plurality of microneedles (201) installed, so that when inserted into the body of a patient, the microneedles (201) penetrate into the skin tissue of the patient, thereby allowing a medical procedure to be performed.
  • Medical treatment using the above micro needle (201) can be performed by stimulating with a microcurrent while the needle is penetrated or by injecting a small amount of drug. Since the medical treatment method using the micro needle (201) is a known technology, the related content will be omitted in the present invention.
  • the configuration of the body insertion module (200) of the present invention comprises a case (210) having a plurality of needle holes (211) formed through the upper portion thereof as illustrated in FIG. 4 or 5, a guide (220) integrally formed inside the case (210), a needle block (230) that is guided by being fitted into the guide (220) and has a plurality of microneedles (201) fixed to the upper portion thereof, and a push bar (240) that is coupled to the needle block (230) at one end and coupled to a moving shaft (121) at the other end to move the needle block (230) by the power of the driving means (120).
  • the above case (210) is in a circular or oval horizontal shape that can be smoothly inserted into the body, and has a space formed inside.
  • a substrate (212) having a through hole (212a) and a contact terminal (212b) formed therein is installed in the part that comes into contact with the handle module (100) to electrically connect with the body insertion module (200) and ensure smooth power transmission.
  • the case (210) is composed of an upper cover (210b) and a lower cover (210a) for manufacturing convenience as illustrated in FIG. 5.
  • the lower cover (210a) and the upper cover (210b) are not divided into halves so that the guide (220) is formed only in the lower cover (210a) and the main components can be installed, but that the lower cover (210a) is formed larger.
  • a number of needle holes (211) are formed in the upper cover (210b), so that when the micro needle (201) moves upward, the tip of the needle is exposed to the outside through the needle holes (211).
  • the above guide (220) is formed integrally within the case (210) as described above, and is configured to guide the needle block (230) to move along a specific path.
  • the above guide (220) is formed on both sides based on the needle block (230).
  • the above needle block (230) is configured to have a plurality of microneedles (201) installed, and guide protrusions (231) are formed protruding on both sides of the needle block (230) and are combined in a form that fits into the guide (220).
  • a needle block (230) is guided by being fitted into the above guide (220) and has a plurality of micro needles (201) fixed to the upper portion, and the micro needles (201) of the needle block (230) are fixed in a diagonal direction inclined at a certain angle.
  • the guide (220) is also formed to match the angle of inclination of the micro needles (201), so that the needle block (230) moves while rising according to the angle of inclination.
  • the needle hole (211) through which the micro needles (201) penetrate must also be formed in a diagonal direction.
  • micro needle (201) is configured to be inclined in a diagonal direction is that when the surface into which the micro needle (201) is inserted is not uniform, such as inside the vagina, the needle must be inserted in a diagonal direction for smoother insertion.
  • the above push bar (240) is configured such that one side is connected to the needle block (230) and the other side is connected to the moving shaft (121) to move the needle block (230) by the power of the driving means (120).
  • the above push bar (240) is formed in a bar shape as shown in the drawing and is connected to the moving shaft (121).
  • the above push bar (240) and the moving shaft (121) can be combined in various ways, and the present invention is not limited thereto, and any method is sufficient as long as power can be transmitted without separation during operation.
  • the combination is made in a way that does not make it too difficult to separate the handle module (100) and the body insertion module (200). It can be configured in various ways, such as a screw connection method, a method of inserting into a hole, or a method of only engaging in the direction of movement.
  • the push bar (240) connects the needle block (230) and the push bar (240) by connecting the link bar (250) having the first rotating part (251) and the second rotating part (252) between the needle block (230) and the push bar (240) so that the needle block (230) can move diagonally.
  • the link bar (250) having two rotating parts is connected, even if the push bar (240) moves horizontally, as shown in FIG. 6, the needle block (230) can move upward in the diagonal direction.
  • the body insertion module (200) of the present invention is configured such that the case (210) is made of a transparent material, and a photographing means (260) equipped with a camera is further installed at the bottom of the push bar (240) to monitor the body in real time during the insertion process. That is, the operator can visually check the body through the photographing means (260) and ensure that the micro needle (201) is accurately penetrated into the area requiring the procedure.
  • the photographing means (260) is additionally equipped with an LED to make it visible.
  • the above-mentioned photographing means (260) is preferably positioned at the bottom of the push bar (240) and is formed in a rod shape so that the camera is installed at the end of the rod.
  • a reflector (213) is installed at an angle in the insertion direction of the micro needle (201) inside the case (210).
  • the video recorded in this way can be checked through separate monitoring equipment (not shown) via a cable (110).
  • FIG. 8 shows another embodiment of the present invention, which further includes a restoration spring (270) that is fixed to a fixed plate provided inside a case (210) on one side and coupled to a needle block (230) on the other side to generate a pulling force toward the handle module (100) on the needle block (230).
  • the restoration spring (270) assists the backward movement of the needle block (230) when the needle block (230) is restored from a state in which it has been moved forward by the push bar (240) and the backward movement of the push bar (240) is not smooth.
  • the needle block (230) is restored to its original position by the restoration spring (270).

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Anesthesiology (AREA)
  • Optics & Photonics (AREA)
  • Neurology (AREA)
  • Gynecology & Obstetrics (AREA)
  • Reproductive Health (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Hematology (AREA)
  • Pathology (AREA)
  • Dermatology (AREA)
  • Molecular Biology (AREA)
  • Cardiology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Gastroenterology & Hepatology (AREA)

Abstract

La présente invention concerne un dispositif médical à micro-aiguilles pouvant être inséré dans le corps et, plus spécifiquement, une technologie par laquelle un dispositif médical ayant une micro-aiguille est inséré dans le vagin d'une femme pour effectuer diverses procédures à l'aide de la micro-aiguille et a une structure pour empêcher une infection croisée entre des personnes qui ont reçu un traitement gynécologique. La présente invention comprend : un module de poignée formé pour être tenu par la main d'un opérateur, le module de poignée ayant un côté relié à un câble auquel une puissance externe est fournie, comprenant un moyen d'entraînement installé à l'intérieur de celui-ci, et ayant un arbre mobile du moyen d'entraînement, faisant saillie à partir du côté opposé au câble ; et un module d'insertion de corps couplé de manière amovible à un côté du module de poignée, le module d'insertion de corps recevant la force d'entraînement provenant du moyen d'entraînement tout en étant inséré dans le corps d'un patient et permettant à une pluralité de micro-aiguilles de pénétrer dans le corps du patient lorsqu'elles sont exposées à l'extérieur.
PCT/KR2024/002224 2023-08-03 2024-02-21 Dispositif médical à micro-aiguilles insérable dans le corps Pending WO2025028743A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020230101402A KR102626572B1 (ko) 2023-08-03 2023-08-03 체내 삽입용 마이크로 니들 의료장치
KR10-2023-0101402 2023-08-03

Publications (1)

Publication Number Publication Date
WO2025028743A1 true WO2025028743A1 (fr) 2025-02-06

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PCT/KR2024/002224 Pending WO2025028743A1 (fr) 2023-08-03 2024-02-21 Dispositif médical à micro-aiguilles insérable dans le corps

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WO (1) WO2025028743A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102626572B1 (ko) * 2023-08-03 2024-01-19 솔리스엠에스엔 주식회사 체내 삽입용 마이크로 니들 의료장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101108682B1 (ko) * 2009-11-18 2012-01-25 조대희 자가시술용 자동 방혈장치
US20130023906A1 (en) * 2011-07-20 2013-01-24 Coloplast A/S Suture system with capsule eyelet providing multiple suture tissue fixation
KR101676829B1 (ko) * 2016-02-16 2016-11-17 (주)클래시스 고주파 치료 장치
KR20200028112A (ko) * 2018-09-06 2020-03-16 주식회사 루트로닉 치료용 핸드 피스, 이를 포함하는 치료 장치 및 이를 이용한 치료 방법
KR20230068596A (ko) * 2021-11-11 2023-05-18 주식회사 이루다 질 치료용 고주파 니들 장치
KR102626572B1 (ko) * 2023-08-03 2024-01-19 솔리스엠에스엔 주식회사 체내 삽입용 마이크로 니들 의료장치

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101108682B1 (ko) * 2009-11-18 2012-01-25 조대희 자가시술용 자동 방혈장치
US20130023906A1 (en) * 2011-07-20 2013-01-24 Coloplast A/S Suture system with capsule eyelet providing multiple suture tissue fixation
KR101676829B1 (ko) * 2016-02-16 2016-11-17 (주)클래시스 고주파 치료 장치
KR20200028112A (ko) * 2018-09-06 2020-03-16 주식회사 루트로닉 치료용 핸드 피스, 이를 포함하는 치료 장치 및 이를 이용한 치료 방법
KR20230068596A (ko) * 2021-11-11 2023-05-18 주식회사 이루다 질 치료용 고주파 니들 장치
KR102626572B1 (ko) * 2023-08-03 2024-01-19 솔리스엠에스엔 주식회사 체내 삽입용 마이크로 니들 의료장치

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