WO2021177611A1 - Dispositif polyvalent de pulvérisation de poudre médicale - Google Patents

Dispositif polyvalent de pulvérisation de poudre médicale Download PDF

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Publication number
WO2021177611A1
WO2021177611A1 PCT/KR2021/001644 KR2021001644W WO2021177611A1 WO 2021177611 A1 WO2021177611 A1 WO 2021177611A1 KR 2021001644 W KR2021001644 W KR 2021001644W WO 2021177611 A1 WO2021177611 A1 WO 2021177611A1
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WO
WIPO (PCT)
Prior art keywords
medical powder
nozzle
coupled
container
coupling groove
Prior art date
Application number
PCT/KR2021/001644
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English (en)
Korean (ko)
Inventor
김은진
김선종
김병남
Original Assignee
주식회사 테라시온 바이오메디칼
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Application filed by 주식회사 테라시온 바이오메디칼 filed Critical 주식회사 테라시온 바이오메디칼
Publication of WO2021177611A1 publication Critical patent/WO2021177611A1/fr

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    • 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
    • A61M35/00—Devices for applying media, e.g. remedies, on the human body
    • A61M35/003—Portable hand-held applicators having means for dispensing or spreading integral media
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00491—Surgical glue applicators
    • 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
    • A61M13/00—Insufflators for therapeutic or disinfectant purposes, i.e. devices for blowing a gas, powder or vapour into 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
    • A61M35/00—Devices for applying media, e.g. remedies, on the human body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00491—Surgical glue applicators
    • A61B2017/00522—Sprayers
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/06—Solids
    • A61M2202/064—Powder
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/07—General characteristics of the apparatus having air pumping means
    • A61M2205/071—General characteristics of the apparatus having air pumping means hand operated
    • A61M2205/075—Bulb type

Definitions

  • the present invention relates to a multipurpose medical powder spraying device, and more particularly, by replacing and combining a plurality of nozzles connected to each other with injection tubes having different materials and lengths as needed, so that medical powder can be sprayed to suit the purpose,
  • the combination of each component is made by screwing or fitting, etc., and the medical powder that can be sprayed by this spraying device has no limitations such as hemostatic agents, anti-adhesion agents, wound dressings, etc., so it can be applied to various surgical operations.
  • It relates to a multi-purpose medical powder spraying device with an expanded scope.
  • Surgical operation refers to a medical practice in which a person's skin or mucous membrane is incised and treated inside by using a medical instrument. Depending on the severity of these surgical operations, there are cases where the patient's life is endangered, and there is a risk of various unexpected accidents such as bleeding and adhesions. In addition, for the ease of use and management, it is often manufactured in powder form.
  • bleeding means blood comes out of the blood vessels, and the blood vessels that make up the whole body circulate the blood in the blood vessels throughout the body by the pressure of the heart. It means blood is leaking out of the wound.
  • Hemostasis is a process to stop bleeding and refers to maintaining blood in damaged blood vessels. When hemostasis occurs, it is most important to quickly stop the bleeding site by suturing or compressing the wound with a hemostatic agent, bandage, or dressing.
  • hemostatic agents having excellent hemostatic properties while being excellent in human-friendly biocompatibility is increasing.
  • hemostatic agents are being developed using non-toxic, biocompatible polymers as the main material, and to meet the various demands of the market with improved hemostatic effects.
  • Adhesion refers to a phenomenon in which blood coagulates in the healing process after tissue is damaged by bleeding, wounds, friction, etc. due to surgery or other reasons, and abnormal bonding with surrounding tissues occurs during the clotting process. Therefore, it is common to use an anti-adhesion agent to prevent this.
  • the wound refers to the destruction of the continuity of human tissue by external pressure or other factors.
  • drugs such as wound dressing are manufactured and used.
  • the material of the nozzle or tube for applying the drug may be different for various purposes such as surgical operation, procedure, and laparoscopy, and a different length may be required. Therefore, it is necessary to replace the nozzle portion for applying such a drug from time to time to suit the use as necessary, and such replacement is required to be made quickly and simply.
  • the existing drug application mechanism is generally developed and manufactured in a shape in which the nozzle portion is integrally coupled to the chemical application mechanism, so it is not possible to respond to these demands.
  • Korean Patent Registration No. 10-1397600 discloses a spraying device capable of spraying powder by forming a nozzle portion capable of spraying various powdered drugs, such as a hemostatic agent, integrally with the spraying device.
  • the configuration corresponding to the pipe is not connected to the nozzle part, it has only a relatively short length, and since the nozzle part and the injection device are integrally formed, it is not recognized that the configuration can be replaced if necessary. , it cannot be applied at all in cases such as laparoscopy.
  • Patent Document 1 Republic of Korea Patent Publication No. 10-1397600 (2014.05.28.)
  • the present invention has been devised to solve the above problems and problems, and the nozzle unit can be replaced according to the body part or use to which the medical powder is sprayed, so that an appropriate amount of the medical powder can be sprayed at an appropriate location. It relates to a medical powder injection device.
  • the present invention provides a multi-purpose medical powder injection device in which the replacement of the nozzle part is detachable through rotation in a screw method, but the replacement is possible quickly and easily so that delays in surgery, procedure and treatment do not occur.
  • a storage space for storing the medical powder is formed and a telescoping bellows-type container unit (1);
  • the container part (1) is coupled to one side, the handle part (2) formed with a finger mounting surface (23) extending to both sides; and a nozzle part head 31 detachably coupled to the other side of the handle part 2 so as to face the container part 1; and the nozzle part head 31 is inserted and connected to the container part 1)
  • It is characterized in that it comprises a; injection pipe (32) through which the medical powder is sprayed according to the contraction of the nozzle unit (3) provided.
  • the finger mounting surface 23 is characterized in that at least one anti-slip protrusion 231 for preventing the finger from slipping is formed.
  • the container portion (1) is characterized in that the inlet is inserted into the first coupling groove (21) formed in the handle portion (2) is coupled.
  • the first coupling groove 21 is characterized in that the diameter is reduced along the progress direction of the funnel shape of the medical powder.
  • the nozzle part (3) is characterized in that it is screwed into the second coupling groove (22) formed in the handle (2).
  • the second coupling groove 22 has a protrusion 221 extending in the direction of the nozzle 3 from the inside is formed, and the nozzle head 31 is coupled to surround the protrusion 221 . do.
  • the second coupling groove 22 is characterized in that the cap for preventing the loss of medical powder from the container unit 1 in a state in which the handle portion 2 is not coupled to the nozzle portion 3 is coupled. do it with
  • the injection pipe 32 is characterized in that it is made of one material selected from steel, stainless steel, silicon, and synthetic resin.
  • the nozzle unit 3 is characterized in that a plurality of injection tubes 32 having different lengths are combined, and are selected according to the purpose and replaced with each other.
  • the multipurpose medical powder spraying device has the effect of spraying a quantity of medical powder at an appropriate position to meet the purpose by easily replacing the nozzle part 3 according to the use. Therefore, it may be applicable in response to surgery, laparoscopy, and various surgical procedures.
  • the medical drug used in the present invention is used in a powder state, storage and handling may be easy.
  • FIG. 1 is an exploded perspective view schematically illustrating a multi-purpose medical powder injection device according to the present invention.
  • Figure 2 is a perspective view schematically expressing a multi-purpose medical powder injection device according to the present invention.
  • Figure 3 is a view schematically expressing the state of use of the multi-purpose medical powder injection device according to the present invention.
  • Figure 4 is a view schematically expressing a state viewed from the front of the handle portion (2) of the multi-purpose medical powder injection device according to the present invention.
  • Figure 5 is a view schematically expressing a view from the rear of the handle portion (2) of the multi-purpose medical powder injection device according to the present invention.
  • FIG. 6 is a schematic representation of the nozzle unit 3 of the multi-purpose medical powder injection device according to the present invention.
  • FIG. 7 is a view showing the coupling portion of the handle portion 2 and the nozzle portion 3 of the multi-purpose medical powder spraying device according to the present invention.
  • FIG 8 is a view expressing a state in which the cap 11 is covered on the container part 1 and the handle part 2 of the multi-purpose medical powder spraying device according to the present invention.
  • FIG. 1 is an exploded perspective view schematically illustrating a multi-purpose medical powder injection device according to the present invention.
  • the multipurpose medical powder injection device includes a medical powder, a storage space for storing the medical powder, and a bellows-type container part 1 that is expandable and contractible, and the container part 1
  • a nozzle part head 31 coupled to one side and detachably coupled to face the container part 1 on the other side of the handle part 2 and the handle part 2 having a finger mounting surface 23 extending to both sides thereof and It is inserted into the nozzle unit head 31 and connected, and may include a nozzle unit 3 provided with an injection pipe 32 through which medical powder is sprayed according to the contraction of the container unit 1 .
  • the medical powder may be various drugs such as a hemostatic agent, an anti-adhesion agent, and a wound dressing.
  • the container unit 1 is configured to have a storage space formed therein so that a medical material, preferably a medical powder, is stored. As will be described later, the container unit 1 has a reduced internal volume due to a user's pressing operation in a state coupled to the handle unit 2, whereby the medical powder stored therein is discharged through the nozzle unit 3 to the outside. composition that is emitted. To this end, the container unit 1 according to the present invention must be able to be deformed in shape, that is, stretchable by an external force, and thus may be made of a flexible material. In addition, since the user generally uses a multi-purpose medical powder injection device with one hand, it is necessary to easily contract. For this, the container unit 1 is preferably made of a bellows type.
  • the bellows type refers to a cylindrical elastic element with a corrugated exterior.
  • the container part 1 is made of a soft material, and the outer part is corrugated and may have a form in which floors and valleys are repeated in the longitudinal direction.
  • each floor part is hollow. It may have a shape in which a part is folded toward the outside of the radius in an empty state. In this case, when a compressive force is applied in the longitudinal direction, each floor is completely folded and, at the same time, the trough is also narrowed, making it possible to easily compress it.
  • Figure 3 is a view schematically expressing the state of use of the multi-purpose medical powder injection device according to the present invention.
  • the user puts the index and middle fingers on the finger mounting surface 23 formed on the handle portion 2 as described later and closes the hand while supporting the container portion 1 with the palm of the hand. Since both sides of the longitudinal direction of the container part 1, that is, the neck and the back part, are pressed at the same time, the container part 1 comes into contact with each other while the floor part is folded, and the trough part is flattened and stored inside the container part 1 The space is reduced and the medical powder stored inside is ejected to the outside.
  • the length from the lowest end surface to the end of the neck is 4 to 7 cm, and the diameter of the bottom part is 2 to 4 cm.
  • the diameter of the trough portion is made of 1 to 3 cm.
  • the medical powder Since the medical powder is stored in the storage space inside the container part 1, when the container part 1 is not in use, the medical powder is prevented from being spilled and lost, and a cap to prevent contact with external foreign substances. (11) may be provided separately.
  • the container part 1 is coupled to the handle part 2 as described below, and the cap 11 is to be coupled to the handle part 2 .
  • the cap 11 may be coupled to the second coupling groove 22 formed in the handle portion 2, and the coupling method may be employed without limitation.
  • it may be a fitting coupling, it may also be possible to screw coupling.
  • the cap 11 may be formed with a protrusion on the outer peripheral surface to increase the friction with the user's hand to be easily detachable.
  • the container part 1 may be coupled to the handle part 2, and in detail, the container part 1 has a first coupling groove ( 21) can be inserted and combined.
  • a first coupling groove 21 may be formed on one surface of the handle portion 2 to have a diameter corresponding to the neck portion of the container portion 1 as shown in FIG. 5 .
  • the first coupling groove 21 may have a funnel shape in which the diameter decreases along the progress direction of the medical powder in order to be well sprayed with the medical powder after being combined with the container unit 1 .
  • the funnel shape may be formed such that the diameter is continuously reduced, or a chin may be provided so that the diameter decreases with the chin as a boundary.
  • the handle part 2 is the first coupling groove 21 .
  • the second coupling groove 22 to be described later may be formed through a communicating hole.
  • the neck of the container portion 1 may have a certain length, preferably 0.5 to 1.5 cm in length.
  • the container part 1 and the handle part 2 may be screw-coupled, but preferably may be fitted.
  • the container part 1 may have ribs, and the first coupling groove 21 may be formed with a protrusion to fit into the groove formed in the container part 1 .
  • the handle portion 2 has a finger mounting surface 23 for holding a finger on both sides thereof, and a container unit 1 and a nozzle unit head ( 31) and a configuration in which a coupling groove for coupling with each other is formed.
  • the handle portion 2 may be formed to extend the finger mounting surface 23 to both sides in the vertical direction with respect to the axis connecting the first coupling groove 21 and the second coupling groove 22. have.
  • the user holds the multi-purpose medical powder spraying device according to the present invention in a state in which the container part 1, the handle part 2 and the nozzle part 3 are combined, and the container part is closed by closing the hand.
  • (1) is to facilitate compression.
  • the finger mounting surface 23 has a curved shape such that the surface on which the second coupling groove 22 is formed is concave. can be made with That is, a portion of the curved surface is provided so that the portion that the outermost surface of the finger touches corresponds to the shape of the finger, so that the finger can be easily mounted thereon.
  • the finger mounting surface 23 may be formed to have a length of 2.5 to 3.5 cm, respectively.
  • the finger mounting surface 23 may have at least one anti-slip protrusion 231 for preventing the finger from sliding.
  • the non-slip protrusion 231 may be a convexly protruding straight protrusion, and may be formed in various ways, such as a protruding shape of a plurality of points, a net shape, and the like.
  • the nozzle part 3 of the multi-purpose medical powder spraying device may be coupled to the handle part 2, and preferably may be screw-coupled.
  • a second coupling groove 22 may be formed with a diameter corresponding to that of the nozzle head 31 .
  • the nozzle part 3 may be coupled more easily and quickly compared to other coupling methods by screwing the handle part 2 and the screw.
  • a plurality of injection tubes 32 having different lengths may be prepared by being coupled to the nozzle unit head 31, respectively. It may be interchangeably coupled to the handle portion 2 as necessary.
  • the pre-coupled nozzle unit 3 can be easily and quickly separated from the handle through the screw coupling method, and conversely, the nozzle unit 3 of a different standard can be easily and quickly rotated.
  • the nozzle part head 31 may be formed with a protrusion or thread at the most distal end, and a corresponding thread may be formed in the second coupling groove 22 of the handle part 2 .
  • the second coupling groove 22 conforms to the Luer lock syringe standard (ISO 594), it may have the advantage of being able to connect to other medical devices having the same standard.
  • the handle portion 2, as shown in Figure 4, the second coupling groove 22 may be formed with a protrusion 221 extending from the inside in the direction in which the nozzle portion 3 is coupled, at this time, As shown in FIG. 7, the nozzle part head 31 is screwed to correspond to the screw thread formed in the second coupling groove 22 and has a screw thread formed on the outer surface, and at the same time the inner side is coupled to surround the protrusion part 221.
  • the protrusion part 221 is the nozzle part head ( 31) is deeply inserted.
  • the protrusion 221 is formed from the first coupling groove 21 to extend the communicating hole, through which the protrusion 221 is inserted into the nozzle head 31 so that the medical powder moves through the communicating hole. Without being lost to the outside, the entire amount can be moved to the injection pipe 32 through the nozzle head 31 .
  • FIG. 6 is a schematic representation of the nozzle unit 3 of the multi-purpose medical powder injection device according to the present invention.
  • the nozzle unit is also called a cannula, and referring to FIG. 6 , the nozzle unit 3 may be formed by combining the nozzle unit head 31 and the injection pipe 32 .
  • the nozzle part also conforms to the Luer lock syringe standard (ISO 594), so it can be connected to the second coupling groove 22 and, if necessary, can be coupled with other medical devices.
  • ISO 594 Luer lock syringe standard
  • the nozzle head 31 is preferably made of a hard material, and the injection pipe 32 is coupled to one side, and the other side is configured to be firmly coupled to the handle part 2 .
  • the injection tube 32 is configured to be finally injected through the medical powder, which may have various lengths and materials depending on the application.
  • the injection pipe 32 may be made of one material selected from among steel, stainless steel, silicon, and synthetic resin.
  • the length can be different from each other, since the injection tubes 32 having different materials and lengths are combined in this way, the nozzle unit 3 may be provided with a plurality of different lengths and materials, and the aforementioned handle portion 2 ) is selected according to the need and use and can be replaced and combined.
  • a relatively short nozzle unit 3 according to the length of the injection tube 32 may be used for a surgical procedure close to the epidermis, and a relatively long nozzle unit 3 may be used for laparoscopy.
  • the nozzle unit head 31 may have at least one wing 312 formed on its outer surface so that the user can easily couple the nozzle unit 3 to the handle unit 2 , When the nozzle head 31 is held by hand and rotated on the handle 2 , fingers are caught on the wing 312 to prevent slipping, so that it can be combined more easily.
  • each case surrounding the injection pipe 32 of each nozzle unit 3 may be provided, and the nozzle unit head 31 has ribs 313 so that the injection pipe 32 can be firmly coupled to the case. ) is formed, and a groove corresponding to each rib 313 may be separately formed on the inner surface of each case.
  • container portion 231 non-slip projection
  • cap 3 nozzle part
  • handle part 32 injection pipe
  • first coupling groove 311 thread formed in the nozzle head
  • protrusion 313 rib
  • the multipurpose medical powder spraying device has the effect of spraying a quantity of medical powder at an appropriate position to meet the purpose by easily replacing the nozzle part 3 according to the use. Therefore, it may be applicable in response to surgery, laparoscopy, and various surgical procedures.
  • the medical drug used in the present invention is used in a powder state, storage and handling may be easy.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

La présente invention se rapporte à un dispositif polyvalent de pulvérisation de poudre médicale et, plus particulièrement, à un dispositif polyvalent de pulvérisation de poudre médicale permettant de pulvériser une quantité appropriée de poudre médicale à un emplacement approprié en permettant à une partie buse (3) d'être remplacée selon une utilisation prévue. À cet effet, la présente invention comprend : une poudre médicale ; une partie récipient de type soufflet (1) dotée d'un espace de stockage servant à stocker la poudre médicale et qui peut s'expanser et se contracter ; une partie poignée (2) ayant un côté auquel est accouplée la partie récipient (1) et une surface de montage de doigt (23) qui est formée de façon à s'étendre vers des côtés opposés ; et une partie buse (3) pourvue d'une tête de partie buse (31) qui est accouplée amovible à l'autre côté de la partie poignée (2) de manière à faire face à la partie récipient (1) et un tuyau de pulvérisation (32) qui est inséré dans la tête de partie buse (31) et relié à cette dernière, et par lequel la poudre médicale est pulvérisée en fonction de la contraction de la partie récipient (1).
PCT/KR2021/001644 2020-03-05 2021-02-08 Dispositif polyvalent de pulvérisation de poudre médicale WO2021177611A1 (fr)

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KR10-2020-0027493 2020-03-05
KR1020200027493A KR102391900B1 (ko) 2020-03-05 2020-03-05 다용도 의료용 분말 분사장치

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KR102425471B1 (ko) * 2022-01-25 2022-07-27 주식회사 건바이오 의료용 분말 분사장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006314627A (ja) * 2005-05-13 2006-11-24 Hitachi Ltd 粉末薬剤投与器
KR101049759B1 (ko) * 2010-12-16 2011-07-15 전명자 투명 에어로졸 스프레이
JP2014050476A (ja) * 2012-09-05 2014-03-20 Senko Medical Instr Mfg Co Ltd 粉末散布制御器、粉末散布装置及び粉末薬剤散布装置
WO2019054121A1 (fr) * 2017-09-15 2019-03-21 株式会社新日本科学 Cartouche de stockage de médicament dotée d'une buse, pulvérisateur associé, et dispositif de distribution de médicament en poudre pour cavité nasale
KR102013716B1 (ko) * 2018-12-17 2019-08-23 김용건 지혈제 분말 분사장치

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101397600B1 (ko) 2011-11-30 2014-05-28 주식회사 제네웰 분말 분사장치
CN203750008U (zh) * 2014-01-24 2014-08-06 北京爱特康科贸有限责任公司 一种用于微创手术的固体粉剂药物给药装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006314627A (ja) * 2005-05-13 2006-11-24 Hitachi Ltd 粉末薬剤投与器
KR101049759B1 (ko) * 2010-12-16 2011-07-15 전명자 투명 에어로졸 스프레이
JP2014050476A (ja) * 2012-09-05 2014-03-20 Senko Medical Instr Mfg Co Ltd 粉末散布制御器、粉末散布装置及び粉末薬剤散布装置
WO2019054121A1 (fr) * 2017-09-15 2019-03-21 株式会社新日本科学 Cartouche de stockage de médicament dotée d'une buse, pulvérisateur associé, et dispositif de distribution de médicament en poudre pour cavité nasale
KR102013716B1 (ko) * 2018-12-17 2019-08-23 김용건 지혈제 분말 분사장치

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