WO2016111402A1 - Ensemble de perfusion - Google Patents

Ensemble de perfusion Download PDF

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Publication number
WO2016111402A1
WO2016111402A1 PCT/KR2015/000265 KR2015000265W WO2016111402A1 WO 2016111402 A1 WO2016111402 A1 WO 2016111402A1 KR 2015000265 W KR2015000265 W KR 2015000265W WO 2016111402 A1 WO2016111402 A1 WO 2016111402A1
Authority
WO
WIPO (PCT)
Prior art keywords
infusion
chamber body
fluid
chamber
tube
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.)
Ceased
Application number
PCT/KR2015/000265
Other languages
English (en)
Korean (ko)
Inventor
강대원
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.)
MS DEVICE Co Ltd
Original Assignee
MS DEVICE 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 MS DEVICE Co Ltd filed Critical MS DEVICE Co Ltd
Priority to PCT/KR2015/000265 priority Critical patent/WO2016111402A1/fr
Priority to KR1020150014316A priority patent/KR101553228B1/ko
Publication of WO2016111402A1 publication Critical patent/WO2016111402A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16804—Flow controllers
    • 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
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
    • 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
    • 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
    • A61M5/1411—Drip chambers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16804—Flow controllers
    • A61M5/16813—Flow controllers by controlling the degree of opening of the flow line

Definitions

  • the present invention relates to an infusion set for supplying an infusion to a human body.
  • the sap is parenterally supplied with artificial solution such as a mixture of water and electrolyte, carbohydrate, amino acid solution, glucose solution, plasma net, textlan, erythrocyte suspension, intravenously, or injected into a certain tissue, or a therapeutic solution thereof.
  • artificial solution such as a mixture of water and electrolyte, carbohydrate, amino acid solution, glucose solution, plasma net, textlan, erythrocyte suspension, intravenously, or injected into a certain tissue, or a therapeutic solution thereof.
  • the sap set includes a container (a sap bottle or a sap bag) containing a sap, a sap withdrawal part for discharging sap from a sap container, and a sap injecting part which is connected with a sap withdrawal part and a sap tube to inject sap into the human body And the like.
  • a container a sap bottle or a sap bag
  • sap withdrawal part for discharging sap from a sap container
  • sap injecting part which is connected with a sap withdrawal part and a sap tube to inject sap into the human body And the like.
  • the infusion outlet is composed of a drip chamber assembled with the outlet provided in the container, and the infusion inlet is composed of a needle hub to which the needle is fixed, and a connection tube connected to the needle hub to connect the needle to the patient's vein.
  • the needle hub which is inserted into the needle and fixedly coupled with the injection needle, is fixed to the connecting tube to inject the fluid in the container to the patient.
  • the sap containers are used as non-PVC-based materials, but the medical sap set that is connected from the sap containers to deliver the sap to patients is still mainly used with PVC material.
  • sap sets made of PVC materials contain phthalate plasticizers, in particular diethylhexylphthalate (DEHP), which are harmless to the human body to ensure flexibility, which poses a potential risk to patients.
  • Phthalate plasticizers are known to cause environmental hormones that interfere with the normal functioning of the endocrine system, and thus, development of non-PVC-based materials is required.
  • Korean Unexamined Patent Publication No. 10-2014-0132041 discloses a non-PVC-based medical infusion set.
  • the adhesive is still used in the manufacture of the infusion set, the adhesive used in the assembly can remain in the infusion set can be added to the patient with the sap.
  • the present invention is to provide a sap set that can improve the operation reliability of the flow controller to adjust the flow rate of the sap delivered to the human body.
  • An infusion set includes a drip chamber having an introduction needle fixed to a lead portion provided in an infusion container; And a fluid injecting part connected to the drip chamber and the fluid tube to inject fluid into the human body, wherein the drip chamber includes: a chamber body; A sealing cap having the introduction needle fixed thereto and fitted with an opening end of the chamber body; And a fixing ring for fixing the chamber body and the sealing cap while surrounding a portion of the outer circumferential surface of the chamber body.
  • the chamber body is formed with a fixing protrusion protruding in the radial direction at the opening end
  • the sealing cap is characterized in that the engaging border is formed to form a groove in which the fixing protrusion of the chamber body is pressed do.
  • the sealing cap further includes a skirt extending inside the engagement border and longer than the engagement border.
  • the skirt is inserted into the chamber body and in surface contact with the inner circumferential surface, the skirt is characterized in that it is longer than the length of the fixing ring.
  • the one end of the infusion tube is fitted socket is made; It further includes a fluid tube joint assembly including a second fixing ring to secure the socket and the fluid tube while surrounding the outer surface of the fluid tube.
  • the socket includes a hollow fixed tube extending and having an outer diameter larger than that of the fluid tube.
  • the main body is formed with a pair of guide slots in the longitudinal direction on the inside;
  • a roller having a hinge shaft inserted into the guide slot and a tooth formed on an outer circumferential surface to press the fluid tube according to a linear movement;
  • It further includes a flow regulator is fixed to one side of the disk rotatably assembled to the hinge shaft and comprising a stopper that is teeth and teeth.
  • the infusion set of the present invention, the drip chamber or the infusion tube joint assembly can be mechanically assembled through the fixing ring through the production of the adhesive can be manufactured without using an adhesive is environmentally friendly.
  • the present invention can increase the operation reliability of the flow regulator by providing a stopper to constantly limit the movement of the roller to compress the fluid tube in the flow regulator to adjust the flow rate of the fluid.
  • FIG. 1 is a view showing a set of sap according to the present invention
  • FIG. 2 is a cross-sectional configuration diagram of a drip chamber in an infusion set according to the present invention
  • Figure 4 in the infusion set according to the present invention a perspective view of a portion of the flow regulator cut
  • Figure 5 (a) (b) is a plan view and a cross-sectional view of the three-way valve, respectively, in the infusion set according to the present invention.
  • first and / or second in the present invention may be used to describe various components, but the components are not limited to the terms.
  • the above terms are for the purpose of distinguishing one component from other components only, for example, within the scope not departing from the scope of the right according to the concept of the present invention, the first component may be called a second component, Similarly, the second component may also be referred to as the first component.
  • the infusion set of the present invention has a drip chamber 110 connected to the lead portion 11 provided in the infusion bag 10, and the drip chamber 110 is connected by the infusion tube 101. It is connected to the infusion unit 120.
  • Reference numeral 12 is an infusion infusion portion to inject the sap into the sap bag.
  • the infusion unit 120 is composed of a needle hub 121 to which the injection needle is fixed, and a connection tube 122 connected to the needle hub 121 to insert the needle into the vein of the patient to the needle hub 121. After fixing, the needle hub 121 is fixed to the connection pipe 122.
  • the drip chamber 110 in the present invention is provided with an introduction needle is connected to the lead portion 11, specifically, the drip chamber is composed of a chamber body of a transparent material, a sealing cap to which the introduction needle is fixed to exclude the adhesive Assembly takes place via the fixing ring.
  • the drip chamber 110 has a chamber body 111, a sealing cap 113 fixed with an introduction needle 112 at an upper end thereof, and fitted with an opening end of the chamber body 111, and a chamber. It includes a fixing ring 114 for fixing the chamber body 111 and the sealing cap 113 while wrapping the outer peripheral surface of the body (111).
  • the sealing cap 113 is provided with an engagement border 113a to form a groove for receiving the upper opening end of the chamber body 111 is fitted with the chamber body 111 is made, preferably, the chamber body A fixing protrusion 111a protruding in the radial direction is formed at the upper opening end of the 111 so that the fixing protrusion 111a is press-fitted into the groove of the engagement edge 113a.
  • the fixing ring 114 is provided on the outer circumferential surface of the chamber body 111 in a ring shape, the inner diameter is set to be approximately the same or somewhat smaller than the outer diameter of the chamber body 111 to maintain a minimum clearance.
  • the sealing cap 113 is located inside the engagement border 113a and is provided with a skirt 113b extending longer than the engagement border 113a, and the skirt 113b is inserted into the chamber body 111 to have an inner circumferential surface and a surface. Contact.
  • the length L1 of the skirt 113b extends from the assembled position of the fixing ring 114 to at least the lower position of the fixing ring 114.
  • the chamber body 111 has an inverted conical shape having a wide cross section upwardly as a whole, and thus, presses the fixing protrusion 111a of the chamber body 111 into the engagement edge 1113a of the sealing cap 113 and thus the chamber body 111. ) And the sealing cap 113 is temporarily assembled, and then the fixing ring 114 is pushed upward to firmly fix the chamber body 111 and the sealing cap 113.
  • the introduction needle 112 may be provided with an auxiliary protrusion 112a having a step on the outer circumferential surface of the tip, the auxiliary protrusion 112a is the introduction needle 112 to the lead portion 11 of the sap bag 10 When connected, the introduction needle 112 is prevented from being pulled out of the lead portion 11.
  • the fastening structure using the fixing ring may be equally applied to the assembly of the infusion tube.
  • Figure 3 is a cross-sectional configuration of the fluid tube joint assembly, one end of the fluid tube 101 is assembled, the socket 130 and the fluid tube 101, while surrounding the outer peripheral surface of the socket 130 and the fluid tube 101 It comprises a; fixing ring 132 to be fixed.
  • the socket 130 is provided with a hollow fixing tube 131 having an inner diameter larger than the inner diameter of the infusion tube 101 is formed, preferably, the length (L2) of the fixing tube 131 and the fixing ring 132 is About the same.
  • the fluid tube joint assembly configured as described above presses the fluid tube 101 into the fixed tube 131 to temporarily assemble the socket 130 and the fluid tube 101, and then pushes the fixing ring 132 to the assembly site to fix the tube 131. And the fluid tube 101 can be firmly fixed.
  • the socket may correspond to any configuration in which the fluid tube is assembled in the fluid set, for example, branch tubes 160 and 190 connected to the fluid tube to inject a separate drug (see FIG. 1). ), A flow controller 150 or a filter 180, and the like.
  • the fluid tube 101 may be provided with a flow regulator 140, 150 for adjusting the flow rate of the sap.
  • a flow regulator 140, 150 for adjusting the flow rate of the sap.
  • the first flow regulator 140 is a roller clamp
  • the second flow regulator 150 is an IV flow regulator.
  • One roller clamp of the conventional configuration will be described below, and in the following description, the flow regulator refers to the roller clamp.
  • the flow controller 140 is composed of a main body 141 and a roller 142 attached to the main body so as to be movable back and forth, and the outer peripheral surface of the roller 142 and the bottom surface of the main body 141 having an inclination.
  • the fluid tube 101 is sandwiched therebetween, and the flow rate of the fluid is adjusted while the shape (channel cross-sectional area) of the constriction portion of the fluid tube 101 is changed by the movement of the roller 142.
  • the flow regulator of the present invention is characterized in that the locking means that can be fixed at the position where the roller 142 is set.
  • the flow regulator 140 includes a main body 141 having a pair of guide slots 141a formed in the longitudinal direction thereof, and a hinge shaft inserted into the guide slots 141a.
  • 142a is provided and a roller 142 having a tooth 142b formed on an outer circumferential surface thereof, and a stopper 143b fixed to one side of a disk 143a that is rotatably coupled to the hinge shaft 142a, and is separated from the tooth 142b.
  • the stopper 143b has a constant elasticity and is decoupled from the teeth 142b of the roller 142. Therefore, the stopper 143b and the teeth 142b have to be operated only by operating the roller 142 with a predetermined size or more. As the bite is released, the roller 142 may be rotated.
  • the flow controller 140 configured as described above is moved by the elastic restoring force of the fluid tube, which is pressed and positioned between the main body 141 and the roller 142, so that the undesired flow rate change occurs. Can be prevented.
  • 5A and 5B are respectively a plan view and a cross-sectional configuration diagram of a three-way valve in an infusion set according to the present invention.
  • the three-way valve 170 includes the first branch pipe 171 and the second branch pipe 172, the first branch pipe 171, and the second branch pipe disposed in a straight flow path. And a third branch pipe 173 disposed perpendicular to the branch pipe 172, and an operation knob 174 corresponding to each branch pipe to communicate with the flow path so as to switch the flow path.
  • the first branch pipe 171, the second branch pipe 172, and the third branch pipe 173 are constituted by one valve body, and the operation knob 174 is rotatably coupled to the valve body to switch the flow path. This is done.
  • first branch pipe 171 and the second branch pipe 172 are used as the main flow path, and the third branch pipe 173 disposed vertically is mixed with the drug or the fluid is collected. It is used to do
  • the first branch pipe 171 and the second branch pipe 172 are coupled to the infusion tube via a separate coupler 175, wherein the coupler 175 and the infusion tube are fixed by using a fixing ring as described above. Assembly can be made.
  • the third branch pipe 173 removes the cap 176 only when the cap 176 is combined and uses a coupler.
  • the three-way valve 170 of the present invention has a valve body 170a and an operation knob 174 contacted to a rotating surface where rotation is performed, respectively, on the upper and lower sides of the flow path.
  • Guide protrusions 174 and 175 may be provided to assemble and rotate the manipulation knob 174.
  • valve body 170a and the operation knob 174 are provided with two guide protrusions 176 and 177 on the rotation surface, thereby improving the coupling force between the valve body 170a and the operation knob 174, and operating knob ( 174 is precisely rotated on the axis of rotation to enable a smooth rotation operation.
  • the coupler 175 assembled to the branch pipe may be assembled with screws, and in particular, a positioning protrusion 178 may be provided to be assembled with the screw thread.
  • a screw thread 172a is formed at the outer diameter of the second branch pipe 172 to assemble the screw with the coupler 175, and a groove is formed at the inner diameter of the second branch pipe 172 to couple the coupler 175. It is shown that is assembled with the positioning projection 178 of.
  • This positioning projection 178 guides the correct assembly position when assembling the branch pipe and the coupler, and prevents the screw loosening.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

La présente invention concerne un ensemble de perfusion médicale pour fournir une perfusion au corps humain, comprenant : une chambre compte-gouttes ayant une aiguille d'introduction fixée à une unité de retrait située dans un récipient de perfusion; et une unité d'injection de perfusion reliée à la chambre compte-gouttes et un tube de perfusion, pour injecter une perfusion dans le corps humain, la chambre compte-gouttes comprenant : un corps de chambre; un capuchon d'étanchéité fixé à l'aiguille d'introduction et monté autour de l'extrémité d'ouverture du corps de chambre; et un anneau de fixation pour fixer le corps de chambre et le capuchon d'étanchéité en enveloppant une partie de la circonférence externe du corps de chambre.
PCT/KR2015/000265 2015-01-09 2015-01-09 Ensemble de perfusion Ceased WO2016111402A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/KR2015/000265 WO2016111402A1 (fr) 2015-01-09 2015-01-09 Ensemble de perfusion
KR1020150014316A KR101553228B1 (ko) 2015-01-09 2015-01-29 수액 세트

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2015/000265 WO2016111402A1 (fr) 2015-01-09 2015-01-09 Ensemble de perfusion

Publications (1)

Publication Number Publication Date
WO2016111402A1 true WO2016111402A1 (fr) 2016-07-14

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Family Applications (1)

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PCT/KR2015/000265 Ceased WO2016111402A1 (fr) 2015-01-09 2015-01-09 Ensemble de perfusion

Country Status (2)

Country Link
KR (1) KR101553228B1 (fr)
WO (1) WO2016111402A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114904089A (zh) * 2022-05-10 2022-08-16 鹰潭荣嘉集团医疗器械实业有限公司 一种tpe精密过滤输液器

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101696741B1 (ko) 2016-03-31 2017-01-16 (주)메디라인액티브코리아 수액세트의 수액튜브 연결구조
KR102135543B1 (ko) 2018-08-10 2020-07-20 (주)지 메디 의료용 수액세트
KR102310960B1 (ko) 2021-01-19 2021-10-12 주식회사 파텍메디컬코리아 수액 유량 조절기
CN113975534B (zh) * 2021-11-19 2022-04-12 常州市第一人民医院 一种具有针头固定功能的流量调节器
KR20250110575A (ko) * 2024-01-12 2025-07-21 유경준 기능성 수액 주입 시스템

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037597A (en) * 1974-07-03 1977-07-26 Firma Transcodan Sven Husted-Anderson Drip chamber for infusion and transfusion apparatus formed of several parts
US4457758A (en) * 1981-10-06 1984-07-03 C. R. Bard, Inc. Venting assembly for a sealed body fluid drainage device
KR20120016108A (ko) * 2009-04-29 2012-02-22 폴리 메디큐어 엘티디. 드립 챔버에 자동 정지 장치를 구비한 정맥주사 세트
KR200470517Y1 (ko) * 2012-05-03 2013-12-24 (주)메디파마플랜 의료용 수액세트의 점적통
KR20140134831A (ko) * 2013-05-15 2014-11-25 한국엔테랄푸드(주) 앰플형 용기를 이용한 경장영양을 위한 경관급식용 유동식 공급장치

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Publication number Priority date Publication date Assignee Title
US4355783A (en) 1978-11-06 1982-10-26 Cutter Laboratories, Inc. Flow control device
JP2005261572A (ja) * 2004-03-17 2005-09-29 Sumitomo Bakelite Co Ltd 固定具

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037597A (en) * 1974-07-03 1977-07-26 Firma Transcodan Sven Husted-Anderson Drip chamber for infusion and transfusion apparatus formed of several parts
US4457758A (en) * 1981-10-06 1984-07-03 C. R. Bard, Inc. Venting assembly for a sealed body fluid drainage device
KR20120016108A (ko) * 2009-04-29 2012-02-22 폴리 메디큐어 엘티디. 드립 챔버에 자동 정지 장치를 구비한 정맥주사 세트
KR200470517Y1 (ko) * 2012-05-03 2013-12-24 (주)메디파마플랜 의료용 수액세트의 점적통
KR20140134831A (ko) * 2013-05-15 2014-11-25 한국엔테랄푸드(주) 앰플형 용기를 이용한 경장영양을 위한 경관급식용 유동식 공급장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114904089A (zh) * 2022-05-10 2022-08-16 鹰潭荣嘉集团医疗器械实业有限公司 一种tpe精密过滤输液器
CN114904089B (zh) * 2022-05-10 2023-04-14 鹰潭荣嘉集团医疗器械实业有限公司 一种tpe精密过滤输液器

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