WO2019208946A1 - Ensemble aiguille de sécurité pour la chirurgie laparoscopique - Google Patents

Ensemble aiguille de sécurité pour la chirurgie laparoscopique Download PDF

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Publication number
WO2019208946A1
WO2019208946A1 PCT/KR2019/003808 KR2019003808W WO2019208946A1 WO 2019208946 A1 WO2019208946 A1 WO 2019208946A1 KR 2019003808 W KR2019003808 W KR 2019003808W WO 2019208946 A1 WO2019208946 A1 WO 2019208946A1
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WO
WIPO (PCT)
Prior art keywords
needle
groove
handle
rail groove
needle cover
Prior art date
Application number
PCT/KR2019/003808
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English (en)
Korean (ko)
Inventor
이기환
Original Assignee
충남대학교산학협력단
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 충남대학교산학협력단 filed Critical 충남대학교산학협력단
Publication of WO2019208946A1 publication Critical patent/WO2019208946A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3478—Endoscopic needles, e.g. for infusion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
    • A61B2017/0034—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means adapted to be inserted through a working channel of an endoscope
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/0042—Surgical instruments, devices or methods, e.g. tourniquets with special provisions for gripping

Definitions

  • the present invention relates to a safety needle assembly for laparoscopic surgery, and more particularly, to a laparoscopy safety needle assembly capable of injecting or aspirating fluid during laparoscopic surgery.
  • a drug is injected into an organ inside the abdominal cavity, and a specially designed syringe port and a syringe are used.
  • sucking the fluid such as ascites fluid or cyst fluid in the abdominal cavity
  • sucking the fluid such as ascites fluid or cyst fluid in the abdominal cavity
  • suction needle since there is no needle cover and the needle is always exposed, the problem as described above occurs.
  • the technical problem to be achieved by the present invention is to provide a safety needle assembly for laparoscopic surgery that is safe and convenient to use and can inject or aspirate fluid during laparoscopic surgery.
  • an embodiment of the present invention is an accommodating groove formed in the axial direction through the center, the first rail groove formed in the axial direction on the upper side of the accommodating groove, the lower side of the accommodating groove
  • a handle part having a second rail groove formed in an axial direction and an opening formed in an axial direction on an upper portion of the first rail groove and connected to the first rail groove and communicating with the outside;
  • a coupling part coupled to the rear end of the handle part and having a coupling groove formed at a center thereof in the axial direction to engage the first needle hole and the medical device;
  • the second needle hole is formed in the axial direction so that a part is accommodated inside the receiving groove and the remaining part extends outward from the front of the handle part, and a needle penetrates the receiving groove and extends outward of the handle part.
  • Needle cover The front end portion of the needle is selectively exposed by adjusting the length of the needle cover exposed to the outside of the handle portion while being reciprocated along the first rail groove and the second rail groove and connected to the needle cover inside the handle portion. Adjusting unit to be; And it is provided in the receiving groove, and provides a laparoscopic surgical safety needle assembly comprising an elastic member for supporting the needle cover in front.
  • the handle portion includes a first half handle formed with half of the receiving groove, the first rail groove, the second rail groove, and the opening, the receiving groove, the first rail groove, It is formed symmetrically on the first half handle so that the second rail groove and the other half of the opening are formed, and is coupled to the first half handle so that the adjusting part, a part of the needle cover, and the elastic member are received inside. It may have a second half handle.
  • the adjusting portion is formed in the rib extending extending from the needle cover perpendicular to the longitudinal direction of the needle cover, both sides of the rib protruding into the first rail groove is inserted into the first rail
  • the front end of the opening is formed with a first engaging groove connected to the first rail groove and the rear end of the opening is formed with a second engaging groove connected to the first rail groove,
  • the adjusting part protrudes on both sides of the elastic lever so that the elastic lever is coupled to the first catching groove or the second catching groove when the elastic lever is located in the opening, and the pressure lever is applied to the elastic lever downward bending. If it has a locking projection is inserted into the first rail groove.
  • the handle portion may be formed to cover the upper portion of the receiving groove may have a blocking wall to block the locking projection is not inserted into the receiving groove when the elastic lever is bent downward.
  • the adjusting part has a reinforcing ring protruding along the outer circumferential surface of the needle cover to extend the rib
  • the elastic member has one end is in close contact with the reinforcing ring and the other end is the coupling portion It may be in close contact.
  • the blocking wall may be inserted between the first slider and the reinforcing ring.
  • the elastic member moves forward to the adjustment unit.
  • the needle cover may be pushed forward so that the front end of the needle may be accommodated inside the needle cover.
  • the length of the needle cover is exposed to the front outside of the handle part by operating the adjusting part, and through this, the front end of the needle can be selectively exposed. Therefore, the user inserts the front end of the needle cover into the abdominal cavity and then exposes the needle, and allows the needle to be inserted into the needle cover before removing the laparoscopic safety needle assembly from the inside of the abdominal cavity. It is possible to ensure the safety of and to prevent other surgical instruments such as the trocar's silicone membrane from being stuck at the tip of the needle to prevent damage.
  • the laparoscopy safety needle assembly operates independently of the medical device, even if a disposable syringe is used as the medical device, the laparoscopy safety needle assembly is repeated until the operation is started and terminated. Can be used.
  • the syringe of various sizes can be combined with the laparoscopic safety needle assembly, it is convenient to combine the appropriate syringe as needed.
  • the safety needle assembly for laparoscopic surgery is manufactured only by the thickness of the needle, it can be used for injection or suction.
  • FIG. 1 is a perspective view showing the safety needle assembly for laparoscopic surgery according to an embodiment of the present invention.
  • Figure 2 is an exploded perspective view showing the safety needle assembly for laparoscopic surgery according to an embodiment of the present invention.
  • Figure 3 is a perspective view showing a first half body of the laparoscopic safety needle assembly according to an embodiment of the present invention.
  • Figure 4 is a perspective view showing a second half body of the laparoscopic safety needle assembly according to an embodiment of the present invention.
  • Figure 5 is a perspective view showing the needle cover and the adjusting portion of the safety needle assembly for laparoscopic surgery according to an embodiment of the present invention.
  • FIG. 6 and 7 is a cross-sectional view showing an example of the operation of the laparoscopic safety needle assembly according to an embodiment of the present invention.
  • FIG. 1 is a perspective view showing a laparoscopic safety needle assembly according to an embodiment of the present invention
  • Figure 2 is an exploded perspective view showing a laparoscopic safety needle assembly according to an embodiment of the present invention
  • Figure 3 is a present invention 4 is a perspective view showing a first half body of the laparoscopic surgical safety needle assembly according to an embodiment of the present invention
  • Figure 4 is a perspective view showing a second half body of the laparoscopic safety guide assembly according to an embodiment of the present invention.
  • 3 (a) and 3 (b) show the first half body at different angles
  • FIGS. 4 (a) and 4 (b) show the second half body at different angles.
  • the safety needle assembly for laparoscopic surgery is the handle portion 100, the coupling portion 200, the needle 300, the needle cover 400, the adjusting unit 500 and the elastic member 600 ) May be included.
  • the handle part 100 may have a first half handle 110 and a second half handle 120.
  • the first half handle 110 includes an accommodation groove 151, a first rail groove 152, a second rail groove 153, an opening 154, a first locking groove 155, and a first It may have two locking grooves (156).
  • the second half handle 120 also includes a receiving groove 151, a first rail groove 152, a second rail groove 153, an opening 154, and a first locking groove 155. And a second locking groove 156.
  • the first half handle 110 and the second half handle 120 may be formed to be symmetrical with each other, and the first half handle 110 has a receiving groove 151, a first rail groove 152, and a second rail groove. 153, half of the opening 154, the first locking groove 155, and the second locking groove 156 are formed, and the receiving hole 151 and the first rail groove 152 are formed in the second half handle 120. ), The other half of the second rail groove 153, the opening 154, the first locking groove 155, and the second locking groove 156 may be formed.
  • the receiving groove 151 and the first half handle 110 are formed to be symmetrical with respect to the center of the handle part 100.
  • the first rail groove 152, the second rail groove 153, the opening 154, the first locking groove 155, and the second locking groove 156 are formed.
  • first half handle 110 will be described as an example, but as described above, since the first half handle 110 is symmetrical with the second half handle 120 but has the same shape, The description of the first half handle 110 may be similarly applied to the second half handle 120.
  • the front end / front end / front, rear end / based on the flow direction in which a liquid such as injection medicine moves through the needle 300 by the positive pressure of the medical device coupled to the coupling unit 200 It demonstrates to the rear end / rear. That is, when the positive pressure of the medical device is applied, liquid such as injection is supplied from the coupling part 200 to the needle 300, so that the coupling part 200 toward the rear end / rear end and the needle 300 toward the front end. It will be described as the front end, the direction from the needle 300 toward the coupling part 200 to the rear, and the direction from the coupling part 200 toward the needle 300 to the front.
  • the receiving groove 151 may be formed through the center of the first half handle 110 in the axial direction. A portion of the needle cover 400, a portion of the needle 300, and the elastic member 600 may be positioned in the accommodation groove 151.
  • the first rail groove 152 may be formed in the axial direction above the receiving groove 151.
  • the second rail groove 153 may be formed in the axial direction under the receiving groove 151.
  • the receiving groove 151, the first rail groove 152 and the second rail groove 153 may all be formed in parallel.
  • the opening 154 may be formed in the axial direction on the upper portion of the first rail groove 152.
  • the opening 154 may be connected to the first rail groove 152 and may communicate with the outside.
  • the opening 154 may be formed to a depth lower than the depth of the first rail groove 152, and thus, when the first half handle 110 and the second half handle 120 are coupled to each other, the opening 154 of the opening 154 may be formed.
  • the width may be narrower than the width of the first rail groove 152.
  • the first locking groove 155 may be formed at the front end of the opening 154, and the first locking groove 155 may be connected to the first rail groove 152. Bottom surfaces of the first catching groove 155 and the first rail groove 152 may be formed on the same plane, and thus, the first catching groove 155 and the first rail groove 152 may be connected without a step. Can be.
  • the second locking groove 156 may be formed at the rear end of the opening 154, and the second locking groove 156 may be connected to the first rail groove 152. Bottom surfaces of the second locking grooves 156 and the first rail grooves 152 may also be formed on the same plane, and thus, the second locking grooves 156 and the first rail grooves 152 may also be connected without a step. have.
  • first half handle 110 may have a fitting protrusion 157.
  • the fitting protrusion 157 may protrude from the rear end of the first half handle 110.
  • the first half handle 110 may have a blocking wall 158, and the blocking wall 158 may be formed to cover an upper portion of the receiving groove 151.
  • the blocking wall 158 is a blocking wall 158 formed at the first half handle 110 and the second half handle 120 when the first half handle 110 and the second half handle 120 are coupled to each other. It may be formed so that a gap occurs between).
  • the gap formed between the blocking walls 158 may correspond to the width of the rib 520 (see FIG. 5) of the adjusting unit to be described later.
  • the rib 520 may be moved between the blocking walls 158, and the adjusting part 500 and the needle cover 400 may be reciprocated in the longitudinal direction of the handle part 100.
  • the function of the blocking wall 158 will be described later.
  • the adjusting part 500, and the elastic member 600 are connected to the first half handle 110. And the second half handle 120, and then, the first half handle 110 and the second half handle 120 are coupled to each other, such that the rear end of the needle cover 400 is located inside the handle part 100. Some, the adjusting unit 500 and the elastic member 600 may be accommodated.
  • the first half handle 110 and the second half handle 120 may be bonded to each other and integrally coupled to each other.
  • the handle part 100 may have an elliptical shape in cross section, and thus, the volume of the handle part 100 may not be unnecessarily increased.
  • the coupling part 200 may be coupled to the rear end of the handle part 100, and the coupling part 200 may include a fitting groove 201, a first needle hole 202, and a coupling groove 203 (see FIG. 6).
  • the fitting groove 201 may be inserted into the fitting protrusion 157 of the handle portion 100, the fitting groove 210 and the fitting protrusion 157 may be bonded to be integrally coupled.
  • the first needle hole 202 may be formed through the center of the coupling portion 200 in the axial direction, and the first needle hole 202 may be formed at the front end portion of the coupling portion 200.
  • the needle 300 may be inserted into the first needle hole 202.
  • the rear end of the needle 300 may be bonded to the first needle hole 202.
  • the coupling groove 203 may be formed in the center of the coupling portion 200 in the axial direction, and the coupling groove 203 may be formed at the rear end of the coupling portion 200.
  • the medical device may be coupled to the coupling groove 203.
  • the first needle hole 202 and the coupling groove 203 may be connected to each other, and through this, the medical device and the needle 300 may also be connected to each other.
  • the medical apparatus may include, for example, a syringe for injecting an injection solution into the organs inside the abdominal cavity during laparoscopic surgery, or a suction device for sucking a plurality of fluids in the abdominal cavity or a liquid of a cyst.
  • the needle 300 coupled to the rear end portion of the first needle hole 202 may be extended through the receiving groove 151 of the handle part 100 and extend outwardly of the handle part 100.
  • the needle 300 may have a through hole 310 formed in the center thereof in the axial direction.
  • Needle cover 400 may be a portion of the rear end is received inside the receiving groove 151 and the remaining portion may extend to the front outside of the handle portion (100).
  • the needle cover 400 may have a second needle hole 401 penetrated in the axial direction at the center thereof.
  • the needle 300 penetrating the receiving groove 151 and extending outwardly of the handle part 100 may be inserted into the second needle hole 401.
  • the adjusting unit 500 may be formed at the rear end of the needle cover 400.
  • the adjusting part 500 may be integrally formed with the needle cover 400 and may be positioned inside the handle part 100.
  • Figure 5 is a perspective view showing the needle cover and the adjusting portion of the safety needle assembly for laparoscopic surgery according to an embodiment of the present invention, it will be described further including FIG.
  • the adjusting unit 500 includes a reinforcing ring 510, a rib 520, a first slider 530, an elastic lever 540, a pressing hole 550, and a second slider ( 560.
  • the reinforcing ring 510 may be formed at the rear end of the needle cover 400 and may protrude along the outer circumferential surface of the needle cover 400.
  • the reinforcing ring 510 may be located inside the receiving groove 151 of the handle part 100.
  • the reinforcing ring 510 may be formed to correspond to the cross-sectional shape of the receiving groove 151 of the handle part 100 and may be reciprocated along the longitudinal direction of the receiving groove 151.
  • the rib 520 may extend in the reinforcing ring 510.
  • the rib 520 may extend upwardly perpendicular to the longitudinal direction of the needle cover 400.
  • the first slider 530 may protrude from both sides of the rib 520.
  • the first slider 530 may be inserted into the first rail groove 152 and may be reciprocated along the first rail groove 152.
  • a gap may be formed between the first slider 530 and the reinforcing ring 510.
  • the elastic lever 540 may be formed at the upper end of the rib 520, and may be formed to extend perpendicular to the longitudinal direction of the rib 520.
  • the elastic lever 540 may extend in the rear end direction of the needle cover 400, and the elastic lever 540 may be accommodated in the opening 154.
  • the pressing hole 550 may extend to one end of the elastic lever 540 and may extend outward from the upper portion of the handle part 100 through the opening 154.
  • a push button 551 may be formed at the upper end of the pusher 550.
  • the push button 551 may be formed at the upper end of the pusher 550 and positioned outside the handle part 100.
  • the elastic lever 540 may be bent downward based on the upper end of the rib 520.
  • the elastic lever 540 may be returned to the initial form by the elastic restoring force.
  • the second slider 560 may be formed to extend in the longitudinal direction of the needle cover 400 at the lower portion of the needle cover 400.
  • the second slider 560 may extend in the rear end direction of the needle cover 400.
  • the second slider 560 may be inserted into the second rail groove 153 and reciprocated along the second rail groove 153.
  • the adjusting unit 500 may have a locking protrusion 570, and the locking protrusion 570 may protrude from both sides of the elastic lever 540.
  • the locking projection 570 is the first locking groove 155 or the second when the elastic lever 540 is located in the opening 154, that is, when the shape of the elastic lever 540 is not deformed. It may be coupled to the locking groove 156. Then, when pressure is applied to the pressing hole 550 and the elastic lever 540 is bent downward, the locking protrusion 570 may be inserted into the first rail groove 152.
  • the elastic member 600 may be provided in the receiving groove 151, one end may be in close contact with the reinforcing ring 510, and the other end may be in close contact with the coupling part 200.
  • the elastic member 600 may support the adjustment unit 500 and the needle cover 400 in front.
  • FIG. 6 and 7 is a cross-sectional view showing an example of the operation of the laparoscopic safety needle assembly according to an embodiment of the present invention.
  • (a) of Figure 6 shows a state in which the adjustment unit 500 and the needle cover 400 is located in front of the handle portion 100, Figure 6 (b) at this time of the needle cover 400 It shows the state of the needle 300 in the front end.
  • Figure 7 (a) shows a state in which the adjustment unit 500 and the needle cover 400 is located behind the handle portion 100, Figure 7 (b) at this time of the needle cover 400 It shows the state of the needle 300 in the front end.
  • the length of the needle cover 400 exposed to the front outside of the handle part 100 becomes long, and thus, the front end of the needle 300 is inserted into the needle cover 400 so as not to be exposed.
  • the locking projection 570 is moved from the first locking groove 155 to the first rail groove 152.
  • the first slider 530 and the locking protrusion 570 are moved backward along the first rail groove 152, and the second slider 560 is It may be moved backward along the second rail groove 153.
  • the needle cover 400 coupled with the adjusting part 500 also moves to the rear, and the elastic member 600 is compressed.
  • the locking protrusion 570 when the locking protrusion 570 is moved rearward to the rear end of the first rail groove 152, the locking protrusion 570 is the second locking groove 156. It can be located vertically below.
  • the elastic lever 540 In this state, when the pressure applied to the push button 551 is released, the elastic lever 540 is returned to the initial state by the elastic restoring force, and the locking protrusion 570 is second in the first rail groove 152. It is inserted into the locking groove 156. In this case, the length of the needle cover 400 exposed to the front outside of the handle part 100 is reduced, and thus, the front end of the needle 300 is exposed to the front of the needle cover 400.
  • the user can adjust the length of the needle cover 400 is exposed to the front and the outside of the handle portion 100 through the adjusting portion 500, through which, the front end of the needle 300 to be selectively exposed Can be.
  • the present invention it is possible to prevent the needle 300 from being unexpectedly exposed from the needle cover 400 without artificial manipulation. Then, the user inserts the front end of the needle cover 400 into the abdominal cavity and then exposes the needle 300, and the needle 300 is inserted into the needle cover 400 before removing the needle cover 400 from the inside of the abdominal cavity. This can increase the safety of medical staff and patients during laparoscopic surgery.
  • the laparoscopic safety needle assembly according to the present invention operates independently from the medical device, even if a disposable syringe is used as the medical device, the laparoscopic safety needle assembly starts operation of the patient until the operation is terminated. Repeated use is possible.
  • various sizes of syringes may be coupled to the laparoscopic safety needle assembly. Therefore, it is convenient to use a combination of appropriate syringes as needed. For example, when excision of fibroids requires resection of vasoconstrictors after excision of one myoma and resection of other fibroids. In this case, conventionally, a plurality of vasoconstrictor syringes should be prepared. However, when using the laparoscopic safety needle assembly according to the present invention, a large volume of a vasoconstrictor syringe can be used in combination with the laparoscopic safety needle assembly. As a result, repeated injections are possible for the same patient during surgery without preparing a plurality of syringes.
  • the safety needle assembly for laparoscopic surgery is manufactured by only changing the thickness of the needle 300 according to the intended use, it can be used for injection or suction.
  • the needle 300 when a thin needle of about 21 gauge is used, it can be used for injection, and when a 16 gauge or larger coarse needle is used, it can be used for suction.
  • Laparoscopic safety needle assembly is used to inject drugs into the organs inside the laparoscopic surgery during a laparoscopy or to aspirate liquids, such as ascites fluid in the laparoscopic, it can safely protect the medical staff or patients, such as trocar It can be widely used in industry as it can prevent other surgical instruments such as being damaged by the needle.

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
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  • Pathology (AREA)
  • Surgical Instruments (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

Un mode de réalisation de la présente invention concerne un ensemble aiguille de sécurité pour la chirurgie laparoscopique, qui est sûr et pratique à utiliser et est capable d'effectuer une injection ou une aspiration pendant une chirurgie laparoscopique. L'ensemble aiguille de sécurité pour la chirurgie laparoscopique comprend une unité de poignée, une unité de liaison, une aiguille, un capuchon d'aiguille, une unité de commande et un élément élastique. L'unité de poignée comprend : des rainures de réception passant par son centre dans la direction axiale; une première rainure formant rail et une seconde rainure formant rail qui sont disposées axialement sur le côté supérieur et le côté inférieur de chaque rainure de réception, respectivement; et une fente reliée aux premières rainures formant rail et en communication avec l'extérieur. L'unité de liaison est reliée à l'extrémité arrière de l'unité de poignée et comporte un premier trou d'aiguille et une rainure de liaison à laquelle des instruments médicaux sont reliés. L'aiguille est insérée dans le premier trou d'aiguille, et passe à travers les rainures de réception pour s'étendre vers l'extérieur à partir de l'avant de l'unité de poignée. Une partie du capuchon d'aiguille est logée à l'intérieur des rainures de réception, et la partie restante du capuchon d'aiguille s'étend vers l'extérieur à partir de l'avant de l'unité de poignée et présente un second trou d'aiguille passant à travers son centre et dans lequel l'aiguille peut être insérée. L'unité de commande est reliée au capuchon d'aiguille à partir de l'intérieur de l'unité de poignée et commande la longueur sur laquelle le capuchon d'aiguille est exposé à l'extérieur de l'unité de poignée par déplacement vers l'avant et vers l'arrière le long des premières rainures formant rail et des secondes rainures formant rail, pour permettre à l'extrémité avant de l'aiguille d'être sélectivement exposée. L'élément élastique est disposé dans les rainures de réception et supporte élastiquement le capuchon d'aiguille dans la direction avant.
PCT/KR2019/003808 2018-04-23 2019-04-01 Ensemble aiguille de sécurité pour la chirurgie laparoscopique WO2019208946A1 (fr)

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KR10-2018-0046713 2018-04-23
KR1020180046713A KR101939136B1 (ko) 2018-04-23 2018-04-23 복강경 수술용 안전침 어셈블리

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Cited By (2)

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CN112244904A (zh) * 2020-11-07 2021-01-22 吉林大学第一医院 一种腔镜手术建腔器
CN115919431A (zh) * 2023-03-09 2023-04-07 上海微创电生理医疗科技股份有限公司 房间隔穿刺装置

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Publication number Priority date Publication date Assignee Title
KR101939136B1 (ko) * 2018-04-23 2019-01-16 충남대학교산학협력단 복강경 수술용 안전침 어셈블리
KR102583121B1 (ko) * 2020-12-17 2023-10-04 주식회사 오렌지메딕스 수술용 안전침 어셈블리

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