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WO2016111401A1 - Valve à trois voies pour perfusion et ensemble de perfusion la comprenant - Google Patents

Valve à trois voies pour perfusion et ensemble de perfusion la comprenant Download PDF

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Publication number
WO2016111401A1
WO2016111401A1 PCT/KR2015/000264 KR2015000264W WO2016111401A1 WO 2016111401 A1 WO2016111401 A1 WO 2016111401A1 KR 2015000264 W KR2015000264 W KR 2015000264W WO 2016111401 A1 WO2016111401 A1 WO 2016111401A1
Authority
WO
WIPO (PCT)
Prior art keywords
branch pipe
infusion
way valve
fluid
flow path
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/KR2015/000264
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/KR2015/000264 priority Critical patent/WO2016111401A1/fr
Priority to KR1020150014315A priority patent/KR101553227B1/ko
Publication of WO2016111401A1 publication Critical patent/WO2016111401A1/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
    • A61M5/16877—Adjusting flow; Devices for setting a flow rate
    • A61M5/16881—Regulating valves
    • 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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/02—Access sites
    • A61M39/0208—Subcutaneous access sites for injecting or removing fluids
    • 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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • 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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • A61M39/225—Flush valves, i.e. bypass valves for flushing line
    • 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
    • A61M5/36—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 with means for eliminating or preventing injection or infusion of air into body
    • A61M5/40—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 with means for eliminating or preventing injection or infusion of air into body using low-level float-valve to cut off media flow from reservoir

Definitions

  • the present invention relates to a three-way valve provided in the fluid circuit for supplying fluid to the human body and a fluid set comprising the same.
  • 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, and the fluid in the container is injected into the patient.
  • three-way valves are used to mix and inject other chemicals or to collect fluid flowing along the flow path.
  • Korean Patent Publication No. 10-2004-0064708 discloses a three-way valve used for a transfusion circuit or a transfusion circuit.
  • the present invention is to provide a set of the fluid to deliver the fluid in the container to the human body, and in particular to provide a three-way valve and improved incorporation of the operation knob for switching the flow path, and a fluid set including the same.
  • the three-way valve includes: a valve body having a first branch pipe and a second branch pipe arranged in a straight flow path, and a third branch pipe disposed perpendicularly to the first branch pipe and the second branch pipe; And a manipulation knob provided in the valve body and configured to switch flow paths of the branch pipes by a rotation operation.
  • the guide protrusions are respectively provided on the upper and lower portions of the rotating body where the valve body and the manipulation knob come into contact with each other to rotate. It is characterized in that the assembly is made.
  • At least one branch pipe is formed with a screw thread for assembling the coupler, and is characterized in that a positioning member for fitting engagement with the coupler is provided.
  • the branch pipe is characterized in that the screw thread is formed on the outer diameter and the outer tooth determining member is formed on the inner diameter.
  • the sap set according to the present invention includes a drip chamber provided with an introduction needle fixed to the withdrawal portion provided in the sap container; A fluid injecting part connected to the drip chamber and a fluid tube to inject fluid into the human body; And a three-way valve provided in the fluid tube, wherein the three-way valve includes: a first branch pipe and a second branch pipe disposed in a straight flow path, and a third valve disposed vertically with the first branch pipe and the second branch pipe.
  • the guide protrusions are respectively provided on the upper and lower portions of the rotating body where the valve body and the manipulation knob come into contact with each other to rotate. It is characterized in that the assembly is made.
  • At least one branch pipe, the end of the infusion tube assembly is made of a screw assembly is made; It further comprises a fluid tube joint assembly including a fixing ring for fixing the socket and the fluid tube while surrounding the outer circumferential surface of the fluid tube.
  • the branch pipe is characterized in that the positioning member which is fitted with the socket is provided.
  • the drip chamber Preferably in the present invention, the drip chamber, the 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 is in surface contact with the inner circumferential surface, wherein the skirt is characterized in that it is longer than the length of the fixing ring.
  • 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 three-way valve of the present invention can enhance the fastening force by improving the assembly structure of the operating knob that is provided to rotate the valve body for switching of the flow path, and improves the assembly by the joint assembly of the fluid tube assembled with the three-way valve It can work.
  • the infusion set including the three-way valve can be mechanically assembled through the fixing ring has the effect of providing an environmentally friendly medical device by eliminating the use of adhesives.
  • 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 has a drip chamber 110 connected to a lead portion 11 provided in the infusion bag 10, and the drip chamber 110 is infused with an infusion tube 101. Connected with 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 three-way valve 170 is connected to the fluid bag 10 and the fluid infusion part 120 to be provided in the middle of the fluid tube 101 through which the fluid flows.
  • Figure 5 (a) (b) is a plan view and a cross-sectional view of the three-way valve according to the present invention, respectively.
  • 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.
  • the drip chamber 110 is provided with an introduction needle is connected to the lead portion 11, specifically, the drip chamber is a chamber body of a transparent material, the sealing cap is fixed to the introduction needle It is configured to exclude the adhesive and the assembly is made through 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.

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

Abstract

La présente invention concerne une valve à trois voies disposée dans un circuit de perfusion pour fournir une perfusion au corps humain, et un ensemble de perfusion la comprenant, la valve à trois voies comprenant : un corps de valve ayant un premier collecteur et un deuxième collecteur placés sous forme de trajets d'écoulement droits, et un troisième collecteur placé perpendiculairement aux premier et deuxième collecteurs ; une poignée d'actionnement qui est située dans le corps de valve, et dont l'actionnement de rotation commute l'écoulement des collecteurs, des saillies de guidage pour l'assemblage étant formées, sur la partie supérieure et l'orifice inférieur par rapport aux trajets d'écoulement, sur une surface de rotation sur laquelle le corps de valve et la poignée d'actionnement entrent en contact l'un avec l'autre et tournent.
PCT/KR2015/000264 2015-01-09 2015-01-09 Valve à trois voies pour perfusion et ensemble de perfusion la comprenant Ceased WO2016111401A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/KR2015/000264 WO2016111401A1 (fr) 2015-01-09 2015-01-09 Valve à trois voies pour perfusion et ensemble de perfusion la comprenant
KR1020150014315A KR101553227B1 (ko) 2015-01-09 2015-01-29 수액 세트

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2015/000264 WO2016111401A1 (fr) 2015-01-09 2015-01-09 Valve à trois voies pour perfusion et ensemble de perfusion la comprenant

Publications (1)

Publication Number Publication Date
WO2016111401A1 true WO2016111401A1 (fr) 2016-07-14

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PCT/KR2015/000264 Ceased WO2016111401A1 (fr) 2015-01-09 2015-01-09 Valve à trois voies pour perfusion et ensemble de perfusion la comprenant

Country Status (2)

Country Link
KR (1) KR101553227B1 (fr)
WO (1) WO2016111401A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102003431B1 (ko) 2018-03-21 2019-07-24 전북대학교산학협력단 위생적인 마개와 삼방밸브로 구성된 수액배출부를 갖는 수액팩 복합체
KR102574028B1 (ko) * 2020-12-28 2023-09-04 인제대학교 산학협력단 뇌압조절밸브를 이용한 카테터
KR102310960B1 (ko) 2021-01-19 2021-10-12 주식회사 파텍메디컬코리아 수액 유량 조절기

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200406643Y1 (ko) * 2005-11-09 2006-01-23 김호상 정맥 주사용 의료기구
US7232428B1 (en) * 1999-11-29 2007-06-19 Nippon Sherwood Medical Industries, Ltd. Medical cock
US20080067462A1 (en) * 2006-08-09 2008-03-20 Miller Pavel T Stopcock With Swabbable Valve
KR20130002532U (ko) * 2011-10-19 2013-04-29 류혜진 분리방지형 수액세트 이음부
WO2013105799A1 (fr) * 2012-01-10 2013-07-18 이강메디칼(주) Robinet à trois voies pour traitement médical

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4871019B2 (ja) * 2006-05-15 2012-02-08 日本コヴィディエン株式会社 液体混注具
DE102006050212A1 (de) * 2006-10-25 2008-04-30 Fresenius Kabi Deutschland Gmbh Verbindungsstück für ein enterales Überleitsystem und enterales Überleitsystem mit einem derartigen Verbindungsstück sowie eine Anordnung aus einem derartigen Überleitsystem und einer enteralen Ernährungssonde

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7232428B1 (en) * 1999-11-29 2007-06-19 Nippon Sherwood Medical Industries, Ltd. Medical cock
KR200406643Y1 (ko) * 2005-11-09 2006-01-23 김호상 정맥 주사용 의료기구
US20080067462A1 (en) * 2006-08-09 2008-03-20 Miller Pavel T Stopcock With Swabbable Valve
KR20130002532U (ko) * 2011-10-19 2013-04-29 류혜진 분리방지형 수액세트 이음부
WO2013105799A1 (fr) * 2012-01-10 2013-07-18 이강메디칼(주) Robinet à trois voies pour traitement médical

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