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WO2018174421A1 - Cathéter en queue de cochon ayant une fonction de lavage - Google Patents

Cathéter en queue de cochon ayant une fonction de lavage Download PDF

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Publication number
WO2018174421A1
WO2018174421A1 PCT/KR2018/002334 KR2018002334W WO2018174421A1 WO 2018174421 A1 WO2018174421 A1 WO 2018174421A1 KR 2018002334 W KR2018002334 W KR 2018002334W WO 2018174421 A1 WO2018174421 A1 WO 2018174421A1
Authority
WO
WIPO (PCT)
Prior art keywords
drainage
main body
hollow
pigtail catheter
wire
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/KR2018/002334
Other languages
English (en)
Korean (ko)
Inventor
조영준
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.)
Industry Academic Cooperation Foundation of Inje University
Original Assignee
Industry Academic Cooperation Foundation of Inje University
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
Priority claimed from KR1020170036898A external-priority patent/KR101914178B1/ko
Priority claimed from KR1020170103018A external-priority patent/KR101996814B1/ko
Application filed by Industry Academic Cooperation Foundation of Inje University filed Critical Industry Academic Cooperation Foundation of Inje University
Publication of WO2018174421A1 publication Critical patent/WO2018174421A1/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
    • A61M25/00—Catheters; Hollow probes
    • 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
    • A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains

Definitions

  • the present invention relates to a pigtail catheter having a cleaning function, and more particularly, it is possible to selectively remove foreign substances generated in the drainage tube discharging blood or body fluids out of the body over time, thereby preventing clogging of the drainage tube. It relates to a pigtail catheter with a cleaning function.
  • drainage tube or drainage catheter is a multipurpose catheter for draining extraneous or harmful body fluids into the body caused by a disease or accident in vitro. It is used for percutaneous transhepatic biliary drainage.
  • the PCN Perocutanous nephrostomy is a method of draining urine by inserting a tube directly into the kidney through the side.
  • PCD percutaneous catheter drainage
  • percutaneous catheter drainage should be drained in vitro because it does not disappear even when prescribed antibiotics as an abscess. After passing the tube through the skin to the liver abscess, a catheter is placed in the liver abscess. It is a way to discharge.
  • percutaneous transhepatic biliary drainage a percutaneous transhepatic biliary drainage
  • PTBD percutaneous transhepatic biliary drainage
  • transdermal biliary biliary drainage a fluoroscopic image of the drainage tube is inserted into the biliary tract after the procedure, and the bile flows through the drainage tube to confirm that the drainage is good. You will see the progress. The sooner a patient's symptoms improve, the faster the treatment of the disease, and over time, common invasive procedures, that is, common to all procedures performed for therapeutic or diagnostic purposes, even if harming the patient's body. Increased chances of infection, a major complication. In the case of biliary drainage, the risk of infection increases because the bile itself is already infected or contaminated by intestinal bacteria. Therefore, the development of a catheter that can drain bile quickly and efficiently is required.
  • Pigtail catheter As an important treatment tool used in various drainage as described above, so-called Pigtail catheter is used, and the peak tail catheter forms a round annular shape in which the end of an elongated tube is curled. A plurality of drainage holes are formed that can drain.
  • Such a conventional pigtail catheter has a variety of structures for improving the drainage of bile, as described in Korean Patent Publication No. 10-2012-0041067.
  • the conventional pigtail catheter is a problem that the drainage, fibrous material, protein or cells are aggregated in the hollow or drainage hole to generate foreign matter, preventing the drainage hole and the hollow in the tube to prevent smooth drainage. .
  • the pigtail catheter was washed to drain the water smoothly.
  • the pigtail catheter must be separated from the main body to be cleaned, and there is inconvenience in the procedure, and the outside air in the process of separating the pigtail catheter from the main body. There is a problem that can cause pneumothorax due to the air introduced into the inside.
  • Pigtail catheter equipped with a washing function is formed inside the hollow in the longitudinal direction before and after, the closed front side drain pipe formed with a plurality of through holes for introducing the blood or body fluid into the hollow;
  • a pigtail catheter with a cleaning function is connected to the rear end of the drain pipe, the transfer part is formed to pass through the transfer flow path for blood or body fluids to pass through the drain pipe, the transfer flow path is in communication with the transfer path
  • a transfer preventing member which serves to prevent blood or body fluid from being transferred to the other end of the main body and simultaneously prevents foreign air inflow when foreign substances are removed, and is provided in the main body adjacent to the drainage part, Selectively opening and closing the drainage part while slidingly moving forward and backward from the main body It may further comprise a drainage portion opening and closing member.
  • the front end of the main body according to the present invention is connected to the drainage pipe is formed, the rear end of the main body is formed with a coupling portion for screwing the handle member, the drainage portion to the front side of the front end of the main body It is preferably formed to be bent.
  • the pigtail catheter with a washing function may further include a handle member is cylindrically screwed to the rear end of the drainage pipe or the rear end of the transfer portion, the rear end of the wire is fixed to the inner peripheral surface eccentrically coupled.
  • the upper end of the main body according to the present invention is formed with a moving groove for sliding the drain opening and closing member, the lower portion of the drain is provided in the intermittent groove for regulating the slide movement of the drain opening and closing member, It is preferable that the moving field groove and the interruption groove communicate with each other.
  • the drainage opening and closing member according to the present invention is a body which selectively opens and closes the drainage while moving in the movement field groove, and is provided on the outside of the movement field groove spaced apart from the body and the operator to slide the body And a gripping portion for holding, and a connecting portion for integrally connecting the body and the gripping portion.
  • the distance (D) between the handle member and the transfer preventing member according to the present invention is preferably formed longer than the distance (d) between the end of the drain pipe and the through hole formed adjacent to the main body.
  • wire according to the invention is made of any one material of metal or synthetic resin.
  • the foreign material removing member according to the present invention may be provided in a spherical, triangular pyramid, polyhedral having elasticity, provided in the form of a brush, provided in the form of a coil spring, or a plurality of plates arranged at regular intervals. .
  • Pigtail catheter equipped with a cleaning function is to clean the inside of the drainage tube to prevent clogging by foreign substances to increase the period of use of the drainage tube, reduce the risk of bacterial infection by removing the foreign matter inside the drainage tube, remove foreign substances
  • the member can be cleaned without being separated from the main body, thereby increasing convenience and preventing external air from flowing into the body in the reverse direction through the main body and the through hole.
  • FIG. 1 is an exemplary view showing a pigtail catheter according to an embodiment of the present invention.
  • Figure 2 is an exemplary view showing a state having a main body provided with a transfer part and the drainage portion in the drainage tube according to an embodiment of the present invention.
  • Figure 3 is an exemplary view showing a state in which the deformed foreign matter removing member is mounted on one end of the wire according to an embodiment of the present invention.
  • FIG 4 is a view illustrating a state in which foreign matter in the drainage tube is discharged to the outside of the main body through the transfer unit according to an embodiment of the present invention.
  • FIG 5 is an enlarged view of the drain opening and closing member according to an embodiment of the present invention.
  • Figure 6 is an exemplary view showing a foreign material removing member of the spherical and triangular pyramid form according to an embodiment of the present invention.
  • Figure 7 is an exemplary view showing a debris removal member in the form of a brush according to an embodiment of the present invention.
  • FIG. 8 is an exemplary view showing a foreign matter removing member of the coil spring form according to an embodiment of the present invention.
  • FIG 9 is an exemplary view showing a foreign material removing member in the form of a hook according to an embodiment of the present invention.
  • FIG. 10 is an exemplary view showing a foreign substance removing member of a complex form according to an embodiment of the present invention.
  • Pigtail catheter with a washing function forms a hollow in the longitudinal direction before and after the inside, a plurality of through holes for introducing the blood or body fluid into the hollow in the closed front side
  • a drain tube a wire embedded in the hollow of the drain tube, having a self-elasticity, and provided at a front end of the wire, positioned at the hollow front end of the drain tube, and selectively moving rearward by a user's operation
  • Including a foreign material removal member for cleaning the hollow inside of the drainage tube while moving backward by the wire the operation of the wire can easily eliminate the blockage, reduce the risk of infection of the hollow internal bacteria and treat the patient It is a pigtail catheter that improves prognosis.
  • the present invention is mounted on the body, it is possible to selectively remove foreign substances (blood or cell aggregates) generated in the pigtail catheter as time passes during the drainage process for discharging blood or body fluid out of the body, thereby preventing clogging of the pipe
  • It relates to a pigtail catheter to prevent and maintain a clean pipe, referring to the drawings as follows.
  • Pigtail catheter 100 with a cleaning function is to clean the drainage tube without separating from the body while improving the drainage function of the body fluid in the organ of the human body, It includes a drain pipe 120, a wire 130, a foreign material removing member 140, the main body 110, the transfer preventing member 150, the drain opening and closing member 160, the handle member 170 It may further include.
  • the drainage pipe 120 is formed of a tube body formed inside the hollow 120a in the longitudinal direction before and after, the front end of the drainage pipe 120 is closed, the rear end It is possible to fasten a drainage bag for accommodating blood or body fluid by forming a thread on the outer circumferential surface at the rear in the open state.
  • the front side of the drain pipe 120 may be wound in a ring shape to form a pigtail, and a plurality of through holes 122 for introducing blood or body fluid into the hollow 120a at a predetermined distance from the closed front end. ).
  • the drainage pipe 120 is the blood or body fluid of the body is introduced into the hollow (120a) through the through hole 122, the blood or body fluid is drained into the drainage bag (guide) of the hollow (120a) .
  • the wire 130 is inserted into the hollow inside of the drainage pipe 120, so that the material can be accommodated in front of the drainage pipe 120 wound in a ring shape, the material is made of metal or synthetic resin and have flexibility desirable.
  • the front end of the wire 130 is provided with a foreign material removing member 140, the foreign material removing member 140 is provided in the front end of the wire 130, the hollow front end of the drain pipe 120 Located in, the rear of the drainage pipe 120 to be discharged from the hollow by pressing the foreign matter present in the hollow of the drainage pipe 120 while being moved to the rear by the wire 130 to move backwards to the rear Clean the inside of the hollow.
  • the main body 110 includes a transfer part 111 and a drainage part 115, and the transfer part 111 has foreign substances generated in the drainage pipe 120 when the blood or body fluid and the drainage pipe 120 to be described later are washed.
  • the conveying flow path 111a is formed to pass through, and the drainage part 115 communicates with the conveying flow path 111a and serves to discharge blood or body fluids transferred to the transport flow path 111a to the outside.
  • the front end of the main body 110 is connected to the drainage pipe 120, the front end of the main body 110 is preferably formed with a connecting portion (110a) is connected to the drainage pipe 120, the rear end of the main body 110
  • the coupling portion 110b for screwing is formed, the drainage portion 115 through which the blood or body fluid is discharged to the front end side upper surface of the main body 110 to the outside It is preferably formed to be bent.
  • the wire 130 is the material so that it can be received in front of the main body 110 wound in a ring shape It is preferred to be made of this metal or synthetic resin and to have flexibility.
  • the foreign material removing member 140 is provided at the front end of the wire 130, and the foreign material removing member 140 is provided at the front end of the hollow 120a of the drain pipe 120, and is selectively rearward by a user's operation.
  • the drainage pipe (10) is driven by the wire 130 to move backwards and is pushed backward while pressing the foreign matter present in the hollow (120a) of the drainage pipe 120 to be discharged from the hollow (120a) of the drainage pipe (120)
  • the hollow inside of 120 is cleaned.
  • the foreign material removing member 140 may have any one of spherical, streamlined, triangular pyramid, and polyhedral shapes, or may have a brush shape or a coil spring shape. It may be configured to be arranged at intervals, it is preferable that the foreign matter removing member 140 is made of silicone, rubber, synthetic resin foam to have elasticity in close contact with the inner peripheral surface of the hollow (120a) of the drainage pipe (120).
  • the foreign material removing member 140 with reference to FIG. 10 may be formed in a complex such as an elastic material and a brush or coil spring shape.
  • the transfer prevention member 140 is provided on the wire 130 embedded in the main body 110 and the drain pipe 120 with reference to FIGS. 2 to 5, and the transfer preventing member 140 is the main body. It is preferable to locate in the conveyance flow path 111a of the 110.
  • the transfer preventing member 140 is introduced into one end of the main body 110 through the drainage pipe 120 to prevent blood or body fluids transferred to the transfer flow path 111a from being transferred to the other end of the main body 110. It plays a role.
  • the transfer preventing member 140 is preferably made of silicone, rubber, synthetic resin foam having elasticity to be in close contact with the inner peripheral surface of the transfer passage (111a).
  • the main body 110 is provided with a drain opening / closing member 160 adjacent to the drain 115, and the drain opening / closing member 160 slides forward and backward to the main body 110 by an external force. While acting to selectively open and close the drain portion (115).
  • the drainage opening and closing member 160 includes a body 162, a gripper 164, a connecting portion 166, the upper end of the body 110, the drainage opening and closing member 160 is a slide movement Groove 110c is formed.
  • An intermittent groove 115a for controlling the slide movement of the drainage opening / closing member 160 is provided at a lower portion of the drainage portion 115 through which the blood or body fluid flowing into the main body 110 is discharged through the drainage pipe 120. It is preferably provided, the moving field groove (110c) and the intermittent groove (115a) is preferably in communication.
  • the body 162 slides the drainage portion 115 selectively while slidingly moving in the movement field groove 110c, and the grip portion 164 is spaced apart from the body 162 to allow the movement of the movement field groove 110c. It is provided on the outside, the gripping portion 164 is a portion that the operator or operator grips to slide the body 162, the body 162 and the gripping portion 164 by the connecting portion 166 It is connected in one piece.
  • the drainage opening and closing member 160 When the drainage opening and closing member 160 discharges the blood or body fluid flowing into the body 110 through the drainage tube 120, the drainage opening and closing member 160 opens the drainage portion 115 to open the drainage portion 115.
  • the blood or body fluid is discharged to the outside of the main body 110 through the blood or body fluid introduced into the main body 110 through the main body by the transfer preventing member 150 located in the transfer flow path (111a) Flowing to the other end of the 110 becomes intermittent.
  • the drainage opening and closing member 160 closes the drainage portion 115 when the foreign matter inside the drainage pipe 120 is washed and pressurized by the foreign matter removing member 140 to the inside of the main body 110. It prevents the introduced foreign matter is discharged to the drainage portion 115 so that the foreign matter introduced into the main body 110 is discharged to the other end of the main body 110.
  • the rear end of the other end of the main body 110 is provided with a handle member 170, the handle member 170 is preferably screwed to the coupling portion (110b) of the main body (110).
  • the handle member 170 has a cylindrical shape in which one side is sealed, and a rear end of the wire 130 is fixedly coupled to one side of the sealed inner circumferential surface.
  • the foreign matter removing member 140 connected to the wire 130 is moved from the drainage pipe 120 to the main body 110 by pulling the handle member 170 from the main body 110 and pulling the drainage pipe ( 120 is moved to the body 110 while pressing the foreign matter inside.
  • the distance D between the handle member 170 and the transfer preventing member 150 is greater than the distance d between the end of the drain pipe 120 and the through hole 122 formed adjacent to the main body 110. It is preferably formed long. The distance d between the end of the drainage pipe 120 and the through hole 122 formed adjacent to the main body 110 is greater than the distance D between the handle member 170 and the transfer preventing member 150.
  • the inside of the drainage tube 120 is cleaned to prevent the drainage tube 120 from being clogged by foreign substances, thereby increasing the period in which the drainage tube 120 can be used, and reducing the risk of bacterial infection by removing the foreign matter inside the drainage tube 120.
  • the handle member 170 may be cleaned in a state in which the handle member 170 is not completely separated from the main body 110, thereby increasing convenience, and external air is introduced into the body in the opposite direction through the drainage pipe 120 and the through hole 122. Can be prevented.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Otolaryngology (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • External Artificial Organs (AREA)

Abstract

La présente invention comprend : un corps qui a un creux formé dans celui-ci le long de la direction longitudinale avant/arrière et une pluralité d'orifices traversants formés sur le côté avant fermé de celui-ci, du sang ou des fluides corporels étant introduits dans le creux à travers les orifices traversants ; un fil intégré à l'intérieur du creux du corps et ayant une auto-élasticité ; et un élément d'élimination de substance étrangère disposé à l'extrémité avant du fil, positionné au niveau de l'extrémité avant du creux du corps, et nettoyant l'intérieur du creux du corps tout en étant tiré et déplacé vers l'arrière par le fil déplacé sélectivement vers l'arrière par la manipulation de l'utilisateur. Par conséquent, la présente invention a pour effet d'éliminer facilement le colmatage d'un cathéter en queue de cochon et de réduire le risque d'infection bactérienne.
PCT/KR2018/002334 2017-03-23 2018-02-26 Cathéter en queue de cochon ayant une fonction de lavage Ceased WO2018174421A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020170036898A KR101914178B1 (ko) 2017-03-23 2017-03-23 세척기능을 구비한 피그테일 카테터
KR10-2017-0036898 2017-03-23
KR10-2017-0103018 2017-08-14
KR1020170103018A KR101996814B1 (ko) 2017-08-14 2017-08-14 세정기능을 구비한 피그테일 카테터

Publications (1)

Publication Number Publication Date
WO2018174421A1 true WO2018174421A1 (fr) 2018-09-27

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ID=63585638

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/002334 Ceased WO2018174421A1 (fr) 2017-03-23 2018-02-26 Cathéter en queue de cochon ayant une fonction de lavage

Country Status (1)

Country Link
WO (1) WO2018174421A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111282132A (zh) * 2020-03-02 2020-06-16 张辉 基于放射性粒子治疗的胆道引流管

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000078231A1 (fr) * 1999-06-17 2000-12-28 Biolink Corporation Systeme d'acces pour hemodialyse comprenant une ouverture sous-cutanee et un catheter, et appareil de nettoyage associe
US20010016962A1 (en) * 1998-11-25 2001-08-30 Neosci Medical, Inc. Cleaning brush for medical devices
US20030181787A1 (en) * 2002-03-22 2003-09-25 Mitsuo Kondo Suction valve for endoscope use
KR20080030040A (ko) * 2005-06-30 2008-04-03 노바팜 리서치(오스트레일리아)피티와이리미티드 내시경 청소에 사용하기 위한 장치
WO2015123677A1 (fr) * 2014-02-17 2015-08-20 Clearflow, Inc. Dispositif de désobstruction de tube médical
US20150313681A1 (en) * 2014-05-02 2015-11-05 United States Endoscopy Group, Inc. Cleaning device for an endoscopic device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010016962A1 (en) * 1998-11-25 2001-08-30 Neosci Medical, Inc. Cleaning brush for medical devices
WO2000078231A1 (fr) * 1999-06-17 2000-12-28 Biolink Corporation Systeme d'acces pour hemodialyse comprenant une ouverture sous-cutanee et un catheter, et appareil de nettoyage associe
US20030181787A1 (en) * 2002-03-22 2003-09-25 Mitsuo Kondo Suction valve for endoscope use
KR20080030040A (ko) * 2005-06-30 2008-04-03 노바팜 리서치(오스트레일리아)피티와이리미티드 내시경 청소에 사용하기 위한 장치
WO2015123677A1 (fr) * 2014-02-17 2015-08-20 Clearflow, Inc. Dispositif de désobstruction de tube médical
US20150313681A1 (en) * 2014-05-02 2015-11-05 United States Endoscopy Group, Inc. Cleaning device for an endoscopic device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111282132A (zh) * 2020-03-02 2020-06-16 张辉 基于放射性粒子治疗的胆道引流管

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