WO2012144843A2 - Rétracteur pour la chirurgie laparoscopique - Google Patents

Rétracteur pour la chirurgie laparoscopique Download PDF

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Publication number
WO2012144843A2
WO2012144843A2 PCT/KR2012/003044 KR2012003044W WO2012144843A2 WO 2012144843 A2 WO2012144843 A2 WO 2012144843A2 KR 2012003044 W KR2012003044 W KR 2012003044W WO 2012144843 A2 WO2012144843 A2 WO 2012144843A2
Authority
WO
WIPO (PCT)
Prior art keywords
sealing
port
ring
laparoscopic
main body
Prior art date
Application number
PCT/KR2012/003044
Other languages
English (en)
Korean (ko)
Other versions
WO2012144843A3 (fr
Inventor
배경철
Original Assignee
Bae Kyung Chul
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 Bae Kyung Chul filed Critical Bae Kyung Chul
Publication of WO2012144843A2 publication Critical patent/WO2012144843A2/fr
Publication of WO2012144843A3 publication Critical patent/WO2012144843A3/fr

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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
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/02—Access sites
    • A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
    • A61M39/0606—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof without means for adjusting the seal opening or pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • 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
    • A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
    • A61B17/3421—Cannulas
    • A61B17/3423—Access ports, e.g. toroid shape introducers for instruments or hands
    • 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
    • A61B17/3498—Valves therefor, e.g. flapper valves, slide 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
    • A61M39/02—Access sites
    • A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
    • 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
    • A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
    • A61B17/3421—Cannulas
    • A61B2017/3445—Cannulas used as instrument channel for multiple instruments
    • 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
    • A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
    • A61B2017/3464—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals with means acting on inner surface of valve or seal for expanding or protecting, e.g. inner pivoting fingers
    • 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
    • A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
    • A61M2039/0633—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof the seal being a passive seal made of a resilient material with or without an opening
    • A61M2039/0646—Duckbill-valve

Definitions

  • the present invention relates to a traction device for laparoscopic surgery, and more particularly, to a laparoscopic surgery traction device that supports the surgical instrument so as to be easily manipulated and prevents the traction device from being damaged by the surgical instrument.
  • laparoscopy is a type of endoscope, similar to a small telescope with a light source.
  • the current laparoscope is equipped with a fiber optic light source and a small video camera that allows the surgical team to see the tissues and organs of the abdomen on a monitor in the operating room.
  • Laparoscopic application area has been greatly expanded, and is used not only for obtaining diagnostic information but also for many surgeries such as cholectomy, appendectomy, hysterectomy, hernia repair, and tumor removal.
  • the laparoscopic surgical traction device When a single laparoscopic operation is performed, the laparoscopic surgical traction device is installed in the incision, and then a trocar device is installed in the traction device, and a surgical device is inserted into the incision through the trocar to perform single laparoscopic surgery. Will be done.
  • General laparoscopic wound retractor installs surgical gloves on top of the retractor, and the surgical instruments are inserted through the surgical gloves to perform laparoscopic surgery. Therefore, when a plurality of surgical instruments are inserted, the retractor or surgery may be caused by the interference between the surgical instruments. There is a problem that the mechanism is broken.
  • An object of the present invention is to provide a traction device for laparoscopic surgery to support the surgical instrument to be easily manipulated, and to prevent the traction device from being broken by the surgical instrument.
  • the bushing pack is inserted into the incision of the human body; A main body part coupled to the bushing pack to maintain a traction state of the incision; A port part into which a surgical instrument is inserted; And a connecting part installed between the main body part and the port part and supporting the port part in a flowable manner.
  • the bushing body is inserted into the incision portion made of a synthetic resin material; An insertion ring installed at one end of the bushing body; A fixing ring installed at the other end of the bushing body; And a handle part installed on the insertion ring.
  • the casing body of the present invention characterized in that made of a tubular, comprising a flexible synthetic resin material.
  • the first body portion is inserted into the bushing body and the curved surface portion for supporting the inner wall of the bushing body is formed;
  • a second body part which presses an outer wall of the bushing body and is coupled to the first body part;
  • a third body portion for pressing the second body portion toward the curved portion side.
  • the engaging portion is formed, the first coupling ring in close contact with the curved portion; And a second coupling ring assembled with the first coupling ring and having a locking jaw portion coupled to the locking portion.
  • the third body portion of the present invention the first pressing ring for pressing the second body portion; A second pressurizing ring rotatably connected to the first pressurizing ring and pressurizing the second main body; And a restraining part detachably connecting the first pressure ring and the second pressure ring.
  • the port body is provided in the connecting portion; A port cover coupled to the port body; A sealing part interposed between the port body and the port cover to prevent fluid from being discharged to the outside of the port body; And an interval ring interposed between the sealing parts.
  • the sealing portion of the present invention interposed between the port cover and the spacing ring is made of an elastic material, including a first sealing portion including a plurality of sealing pieces are overlapping each other; A second sealing part interposed between the gap ring and the port body and having a first hole part into which a surgical instrument is inserted and including an elastic material; And a third sealing part interposed between the port body and the port cover and having a passage part inserted therein and including an elastic material.
  • the sealing piece of the present invention is characterized in that the through-hole portion into which the fixing projection of the port cover is inserted, and a sealing curved surface portion in close contact with the surgical instrument.
  • the first hole is formed a sealing body made of an elastic material; And a reinforcing member provided in the sealing body.
  • the reinforcing member of the present invention is characterized in that it comprises a fiber material.
  • the reinforcing member of the present invention is characterized in that it is installed to be buried in the sealing body.
  • the third sealing portion of the present invention is characterized in that the inclined surface is formed to be inclined toward the passage portion.
  • connection portion of the present invention is installed detachable projection coupled to the main body portion; And an elastic part made of an elastic material and fused to the coupling part and having a plurality of extension parts provided with the port part.
  • the elastic portion of the present invention characterized in that formed when the operating fluid is injected into the connection portion is formed in a curved shape protruding convexly in the outer direction of the main body portion so that the extension portion can be opened in the outward direction.
  • the plurality of port portion is inserted into the surgical instrument is spaced apart and is supported so as to move the surgical instrument is inserted into the port portion is expanded. Therefore, there is an advantage that the operation of the surgical instruments can be easily performed.
  • the laparoscopic surgical traction apparatus is connected to the main body portion and the port portion by a connecting portion including a flexible synthetic resin material, so that the port portion is opened to the outside when the working fluid is filled in the connection portion. Therefore, there is an advantage that can prevent the interference between the surgical instruments inserted into the port portion.
  • connection portion since the plurality of port portions open to the outside it is possible to prevent the contact of the surgical instrument and the connection portion has the advantage of preventing the connection portion is broken.
  • FIG. 1 is an exploded perspective view showing a traction device for laparoscopic surgery according to an embodiment of the present invention.
  • Figure 2 is an exploded perspective view showing the port portion of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • Figure 3 is an exploded perspective view showing the connection portion of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • Figure 4 is a cross-sectional view showing the port portion of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • Figure 5 is a bottom perspective view showing a sealing piece of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • Figure 6 is a bottom perspective view of the second sealing portion of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • FIG. 7 is a cross-sectional view showing a second sealing portion of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • FIG. 8 is a bottom perspective view of the third sealing part of the laparoscopic traction device according to an embodiment of the present invention.
  • FIG. 9 is a view showing the insertion state of the trocar body of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • FIG. 10 is a view showing a first main body insertion state of the laparoscopic surgical traction apparatus according to an embodiment of the present invention.
  • FIG. 11 is a view showing a second main body connection state of the laparoscopic surgical traction device according to an embodiment of the present invention.
  • FIG. 12 is a view showing a state of bending of the body of the laparoscopic surgery traction device according to an embodiment of the present invention.
  • Figure 13 is an exploded view showing the coupling structure of the body portion and the connecting portion of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • FIG. 14 is a view showing a combined state of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • 15 is a perspective view showing a combined state of the laparoscopic surgical traction device according to an embodiment of the present invention.
  • FIG. 1 is an exploded perspective view showing a laparoscopic surgical traction device according to an embodiment of the present invention
  • Figure 2 is an exploded perspective view showing a connection portion of the laparoscopic surgical traction device according to an embodiment of the present invention
  • Figure 3 4 is an exploded perspective view showing the port portion of the laparoscopic surgical traction apparatus according to an embodiment of the present invention
  • Figure 4 is a cross-sectional view showing the port portion of the laparoscopic surgical traction apparatus according to an embodiment of the present invention.
  • Figure 5 is a bottom perspective view showing a sealing piece of the laparoscopic surgical traction device according to an embodiment of the present invention
  • Figure 6 is a second sealing portion of the laparoscopic surgical traction device according to an embodiment of the present invention Is a bottom perspective view
  • Figure 7 is a cross-sectional view showing a second sealing portion of the laparoscopic surgical traction device according to an embodiment of the present invention
  • Figure 8 is a third sealing of the laparoscopic surgical traction device according to an embodiment of the present invention An additional perspective view of the bottom.
  • the laparoscopic surgical traction apparatus according to an embodiment of the present invention, the bushing pack 10 and the bushing pack 10 is inserted into the incision (1: Fig. 9) of the human body It is coupled to the main body portion 30 to maintain the pulled state of the incision 1, the port portion 60 is inserted into the surgical instrument, the port portion 60 is supported to be movable and to the main body portion 30 And a connector 50 detachably coupled thereto (see FIG. 1).
  • the port part 60 is arranged to be movable while maintaining a distance from the main body part 30 by the connecting part 50.
  • the port part 60 opens in the lateral direction while the connection part 50 is expanded.
  • the bushing pack 10 includes a bushing main body 12 inserted into the incision 1 and including a synthetic resin material, an insertion ring 14 installed at one end of the bushing main body 12, and the other end of the bushing main body 12. It includes a fixing ring 16 is installed in, and the handle portion 18 is installed in the insertion ring (14) (see Fig. 1).
  • the bushing main body 12 is formed in a cylindrical shape so that the fixing ring 16 can maintain the gap with the cutout part 1 while the insertion ring 14 is inserted into the cutout part 1, and the bushing main body ( 12) consists of soft synthetic resin material.
  • the insertion ring 14 is formed of an elastic material that can be deformed, and the insertion ring 14 is deformed and inserted into the abdominal wall inside the cutout 1, the insertion ring 14 is unfolded by the restoring force, and the inner ring of the abdominal wall is unfolded. The ring shape is restored.
  • the bushing body 12 disposed outside the cutout portion 1 is kept open by the fixing ring 16 of elastic material, and the bushing body 12 inserted into the abdominal wall is opened by the insertion ring 14. The state is maintained.
  • the bushing main body 12 is formed long enough to extend to the outside of the incision 1, it is possible to install the body portion 30 in a position that suits the taste of the operator.
  • the bushing main body 12 may be bent in the lateral direction, so that the operator may adjust the main body 30 to the taste. By placing it, the surgical instrument can be inserted and used in a desired direction.
  • the main body portion 30 includes a first body portion 32 which is inserted into the bushing main body 12 and is formed with a curved portion 32a supporting the inner wall of the bushing main body 12, and an outer wall of the bushing main body 12. And a second body portion 33 which presses and is coupled to the first body portion 32, and a third body portion 34 which presses the second body portion 33 toward the curved portion 32a.
  • the first body portion 32 is formed in a ring shape such that a hole portion through which the surgical instrument passes is formed in the center thereof, and a curved portion 32a is formed on the circumferential surface in a convex direction.
  • the curved portion 32a contacts the inner wall of the bushing body 12, and the second body portion 33 is coupled to the first body portion 32.
  • the second body portion 33 presses the outer wall of the bushing body 12 toward the curved surface portion 32a.
  • the bushing body 12 is interposed between the second body portion 33 and the curved portion 32a, the bushing body 12 can maintain a pulled state.
  • the second body part 33 is a semi-circular first coupling ring 33a, and a second coupling ring 33b formed in a semicircular shape and assembled with the first coupling ring 33a to be in close contact with the curved surface portion 32a. ).
  • the first coupling ring 33a and the second coupling ring 33b are formed in a semi-circular shape so that the curved portion 32a is inserted into and in close contact.
  • Hook-shaped locking portions 33c or locking jaws 33d are formed at both ends of the first coupling ring 33a and the second coupling ring 33b, respectively.
  • the third body part 34 includes a first pressure ring 36 for urging the second body part 33 toward the curved surface part 32a, and a second body part rotatably connected to the first pressure ring 36. Restriction parts 38a and 38b for detachably connecting the second pressure ring 38 to press the part 33 toward the curved portion 32a and the first pressure ring 36 and the second pressure ring 38. It includes.
  • the first pressing ring 36 and the second pressing ring 38 are formed in a semicircular shape and one end is rotatably connected to each other.
  • first pressure ring 36 and the second pressure ring 38 After arranging the first pressure ring 36 and the second pressure ring 38 to face the outer wall of the second body part 33, the other ends of the first pressure ring 36 and the second pressure ring 38 are opened. When combined, the first pressing ring 36 and the second pressing ring 38 are in close contact with the outer wall of the second body part 33.
  • the restraining parts 38a and 38b are manipulated to connect the other ends of the first pressing ring 36 and the second pressing ring 38.
  • the restraining portions 38a and 38b are formed at the other end of the first pressing ring 36 and the other end of the second pressing ring 38 and are detachable from the catching groove 38b. It includes a locking projection (38a) coupled to.
  • the cross-sectional shape of the first pressing ring 36 and the second pressing ring 38 is formed in a curved shape that protrudes outwardly.
  • the outer wall of the second main body 33 is the first pressing ring 36 and the second pressing. In close contact with the inner wall of the ring 38, the second main body 33 is pressed toward the curved surface portion 32a.
  • the upper portion of the bushing body 12 interposed between the first body portion 32 and the second body portion 33 is folded downward. It arrange
  • first pressing ring 36 and the second pressing ring 38 are coupled to press the outer wall of the bushing main body 12 to the second main body side, the second main body 33 and the third main body 34.
  • the bushing main body 12 is interposed in between.
  • the bushing main body 12 passes through the gap between the first main body part 32 and the second main body part 33 and then passes through the gap between the second main body part 33 and the third main body part 34. do.
  • the gap between the bushing main body 12 and the main body 30 is sealed twice, so that the gas or fluid filled in the cutout portion 1 and the bushing main body 12 is separated from the bushing main body 12. It is possible to prevent the discharge at intervals between the body portion 30.
  • the bushing main body 12 including the synthetic resin material may be easily deformed, so the operator may bend the main body 12 laterally to perform surgery.
  • the instrument can be inserted into the incision 1 through the port 60 while lying down.
  • the port part 60 is interposed between the port body 62 provided in the connecting portion 50, the port cover 64 coupled to the port body 62, and the port body 62 and the port cover 64. And a sealing portion 70 for preventing fluid from being discharged to the outside of the port body 62 and a plurality of gap rings 66a and 66b interposed between the sealing portions 70. (FIGS. 2 and 4). Reference)
  • the port body 62 is formed in a cylindrical shape and coupled to the connecting portion 50, the surgical instrument inserted through the port body 62 is inserted into the cutout 1 through the connecting portion 50.
  • the inclined portion 62a is formed at the lower end of the port main body 62 so that the diameter of the port main body 62 is small, the surgical instrument inserted into the port main body 62 flows laterally in the extension 54a. Will be prevented.
  • the surgical instrument is in contact with the extension portion 54a or the elastic portion 54 during the operation to prevent the extension portion 54a or the elastic portion 54 from being damaged.
  • the port cover 64 is formed in a ring shape and coupled to the outer end of the port body 62, so that the port cover 64 can support the sealing portion 70 interposed between the port body 62 and the port cover 64.
  • the sealing portion 70 forms a state in close contact with the outer wall of the surgical instrument to prevent the fluid from being discharged along the gap between the port 60 and the surgical instrument. It becomes possible.
  • the sealing unit 70 includes a plurality of sealing pieces 74 interposed between the port cover 64 and the first spacing ring 66a and including an elastic material and partially overlapping each other.
  • a first hole portion 77a (see FIG. 6) interposed between the portion 72 and the first spacing ring 66a and the second spacing ring 66b and into which the surgical instrument is inserted, and including an elastic material
  • a third sealing portion 78 is formed between the second sealing portion 76, the second interval ring 66b and the port body 62, and a passage portion 78a through which the surgical instrument is inserted and includes an elastic material. (See FIG. 3).
  • the first sealing portion 72, the second sealing portion 76, and the third sealing portion 78 made of an elastic material closely adhere to the outer wall of the surgical instrument and thus the port portion ( The fluid is prevented from being discharged along the gap between the head 60 and the surgical instrument.
  • the plurality of sealing pieces 74 are maintained in close contact with the outer wall of the surgical instrument by the restoring force of the sealing pieces 74.
  • a through-hole portion 74a into which the fixing protrusion 64a of the port cover 64 is inserted.
  • the inner side of the sealing piece 74 is formed with a sealing curved surface portion 74b which is inclined concavely into the port body 62.
  • the sealing curved surface portion 74b is disposed to overlap with other sealing pieces 74 disposed adjacent to each other, and a portion in which the sealing pieces 74 do not overlap each other is formed in the center to form a passage through which the surgical instrument passes.
  • the sealing curved surface portion 74b is formed concave inside the port body 62.
  • the sealing piece 74 is easily deformed into the port body 62.
  • the sealing curved portion 74b is not easily deformed when the surgical instrument is slid out of the port body 62, it is possible to prevent the fluid from being discharged to the outside of the port body 62 along the surgical instrument.
  • the second sealing portion 76 is formed to be concave inwardly into the port body 62, the first hole portion 77a is formed, and includes a sealing material 77 made of an elastic material, and the reinforcement is buried in the sealing body 77. And a member 79 (see FIGS. 6 and 7).
  • the sealing body 77 When the surgical instrument is inserted into the port body 62, the sealing body 77 is deformed and the first hole 77a is extended so that the surgical instrument is passed, so that the sealing body 77 made of an elastic material is in close contact with the outer wall of the surgical instrument. State is achieved.
  • the sealing body 77 is deformed to the outside of the port body 62 and maintained in close contact with the outer wall of the surgical instrument.
  • the sealing body 77 is formed similarly to the hemispherical shape in which the plurality of sealing pieces 74 are arranged to overlap.
  • the sealing piece 74 When the surgical instrument is discharged to the outside of the port body 62, the sealing piece 74 has a relatively small amount of deformation compared to the sealing body 77 because the overlapping portions are opened to each other.
  • the sealing body 77 is formed by forming the first hole portion 77a in one structure having a hemispherical shape, the amount of deformation compared to the sealing piece 74 when the surgical instrument is discharged to the outside of the port body 62. This will be a lot.
  • the reinforcing member 79 is installed on the sealing body 77 so that the sealing body 77 is not damaged when the insertion or discharge of the surgical instrument is repeated.
  • the reinforcing member 79 is made of a fiber material, deformation of the sealing body 77 is suppressed by the reinforcing member 79 when the surgical instrument is slid out of the port body 62.
  • the sealing body 77 can be prevented from being excessively deformed to the outside of the port body 62.
  • the reinforcing member 79 made of a fiber material has a high strength compared to the sealing body 77 made of an elastic material such as silicone, it is possible to prevent the sealing body 77 from being damaged by the appearance of surgical instruments.
  • an injection process using an elastic material is performed to produce a bowl-shaped sealing body 77, and insert injection is performed so that the reinforcing member 79 is buried in the sealing body 77. The process is performed.
  • the sealing body 77 is made of an elastic material including silicon
  • the reinforcing member 79 made of a fiber material is buried into the sealing body 77 while the sealing body 77 is melted by heat.
  • the second hole portion 77b is coated with an elastic material forming the sealing body 77 to close the second hole portion 77b, and the first hole portion having a smaller diameter than the second hole portion 77b ( Process 77a).
  • a reinforcing rib 77d is formed on the interface between the sealing body 77 and the reinforcing member 79.
  • the reinforcing ribs 77d form a sub chatsal shape from the edge of the first hole portion 77a and a plurality of reinforcing ribs 77 are formed to maintain a constant interval.
  • the reinforcing rib 77d is formed to be orthogonal to the interface between the sealing body 77 and the reinforcing member 79.
  • the third sealing portion 78 is formed to be concave inside the port body 62, and the bottom surface of the third sealing portion 78 is cut in a straight line to form a passage portion 78a (see Fig. 8).
  • the third sealing portion 78 is formed in a cylindrical shape and has a passage portion 78a formed in a straight line at the lower end facing inwardly of the port body 62, and passes from the circumferential surface of the third sealing portion 78.
  • the inclined surface 78b is formed to the portion 78a.
  • the passage 78a is opened to the outside and the surgical instrument passes through the third sealing portion 78.
  • the passage 78a is opened while the surgical instrument passes.
  • the passage 78a is driven to the center by the elastic force provided by the inclined surface 78b to prevent the fluid from being discharged to the outside of the port body 62.
  • the inclined surface 78b is in close contact with the inner wall of the port body 62 to prevent the passage portion 78a from being opened more than necessary.
  • connection part 50 includes a coupling part 51 on which the detachable protrusion 51b coupled to the first body part 32 is installed, and an elastic material, and is fused to the coupling part 51 to be connected to the port part 60.
  • the connection part 50 includes an elastic portion 54 in which a plurality of extension portions 54a are installed.
  • the coupling part 51 is formed in a ring shape, the lower end of the elastic part 54 is fused, and a coupling ring 52 in which a plurality of coupling protrusions 52a are formed, and a coupling hole part in which the coupling protrusion 52a is inserted ( 53a) is formed and the support ring 53 is formed with a detachable protrusion (51b) on the bottom.
  • the detachable protrusion 51b extends downward from the bottom of the support ring 53 and is bent in a 'b' shape.
  • the elastic part 54 is fused to the edge of the connection ring 52 to open the lower end of the elastic part 54 in a circular shape. Will be maintained.
  • the elastic portion 54 is formed in a curved shape projecting convexly toward the outer side of the main body portion 30, the plurality of extension portions 54a extend in the upward direction, and the port portion 60 in each of the extension portions 54a. ) Is installed.
  • the coupling portion 51 When the coupling portion 51 is installed in the main body portion 30, the elastic portion 54 and the extension portion 54a extend upwards to form a glove shape, so that surgical instruments are inserted into the respective port portions 60 to perform surgery. It becomes possible to do it.
  • FIG. 9 is a view showing the insertion state of the trocar body of the laparoscopic surgical traction apparatus according to an embodiment of the present invention
  • Figure 10 is a first body portion insertion state of the laparoscopic surgical traction apparatus according to an embodiment of the present invention
  • 11 is a view showing a second main body connection state of the laparoscopic surgical traction apparatus according to an embodiment of the present invention
  • Figure 12 is a laparoscopic surgical traction according to an embodiment of the present invention The bent body bending state of the apparatus is shown.
  • Figure 13 is an exploded view showing the coupling structure of the body portion and the connecting portion of the laparoscopic surgical traction device according to an embodiment of the present invention
  • Figure 14 is a combination of the laparoscopic surgical traction device according to an embodiment of the present invention
  • State is a diagram showing
  • Figure 15 is a perspective view showing a combined state of the traction device for laparoscopic surgery according to an embodiment of the present invention.
  • the bushing main body 12 When the third main body 34 is coupled to the second main body 33 so as to be in close contact with the outer wall of the bushing main body 12, the bushing main body 12 is disposed between the third main body 34 and the second main body 33. ) Is interposed (see FIG. 13).
  • the height of the body portion 30 can be adjusted according to the convenience of the operator, the position of the first body portion 32 at the height required by the operator when inserting the first body portion 32 into the bushing body 12
  • the bushing main body 12 may be disposed at a height maintaining a gap from the incision 1 of the human body.
  • the coupling portion 51 When the main body portion 30 is exposed to the outside of the bushing body 12, the coupling portion 51 is seated on the upper surface of the body portion 30, and the detachable protrusion 51b of the coupling portion 51 is the first body portion 32. Inserted into the coupling groove portion 32b of the main body 30 and the connection portion 50 is formed.
  • the operation fluid is injected into the connection part 50 through the gas injection pipe 56 (see FIG. 1) installed in the elastic part 54, and then operated through the port part 60. Surgery is performed by inserting an instrument.
  • the surgical instrument When the surgical instrument is inserted into the port part 60, the human body has passed through the first sealing part 72, the second sealing part 76, and the third sealing part 78 to pass through the connecting part 50 and the main body part 30.
  • the surgical instrument is inserted into the incision 1 of Fig. 2 (see Figs. 2 and 4).
  • the sealing pieces 74 arranged to overlap each other are formed to be in close contact with the outer wall of the surgical instrument, so that the surgical instrument and the port body 62 The fluid is prevented from being discharged to the outside of the port portion 60 at intervals.
  • the sealing body 77 is deformed into the port body 62 while the first hole portion 77a is expanded to pass the surgical instrument, and the sealing body 77 It is maintained in close contact with the outer wall of the surgical instrument.
  • the passage portion 78a opens, and the surgical instrument passes through the third sealing portion 78, and the passage portion is formed by the elastic force provided from the inclined surface 78b. 78a) is in close contact with the outer wall of the surgical instrument.
  • Diameters of the port body 62 and the port cover 64 installed in each port part 60 are variously formed.
  • Surgical instruments of different types may be selectively inserted into the port part 60, and the port part 60 is supported by the elastic part 54 and the extension part 54a, which are made of an elastic material. .
  • the surgical tool Since the port part 60 can be freely flowed by the deformation of the elastic part 54 and the extension part 54a when the surgical instrument is inserted into each port part 60 to perform the operation, the surgical tool is adapted to the intention of the operator. It can be easily operated.
  • the sealing piece 74, the sealing body 77, and the passage 78a are deformed to the outside of the port body 62, and the surgical instrument is slid out of the port.
  • the sealing piece 74 is because the surgical instrument is sliding while the overlapping portion of the plurality of sealing pieces 74 is opened, the sealing piece 74 is not damaged and the surgical instrument is discharged.
  • the sealing body 77 is prevented from being damaged by the reinforcing member 79.
  • the passage 78a prevents the fluid from being discharged through the port body 62 while the passage 78a is centrally collected by the restoring force provided by the inclined surface 78b after the surgical instrument is drawn out. Done.
  • a traction device for laparoscopic surgery that supports the surgical instrument so as to be easily manipulated and prevents the traction apparatus from being broken by the surgical instrument.
  • the laparoscopic surgical traction device has been described as an example, but this is merely exemplary, and the traction device of the present invention may be used in other products other than the laparoscopic surgical traction device.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Pulmonology (AREA)
  • Surgical Instruments (AREA)
  • Endoscopes (AREA)

Abstract

L'invention concerne un ensemble raccord dans lequel est inséré une unité pour l'incision dans le corps d'un patient; une partie corps principale couplée à l'ensemble raccord pour maintenir l'état de traction de l'unité pour l'incision; une partie port pour l'insertion d'instruments chirurgicaux; et une unité de connexion installée entre la partie corps principale et la partie port, conçue pour permettre l'écoulement à travers la partie port.
PCT/KR2012/003044 2011-04-22 2012-04-20 Rétracteur pour la chirurgie laparoscopique WO2012144843A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110037899A KR101089101B1 (ko) 2011-04-22 2011-04-22 복강경 수술용 견인장치
KR10-2011-0037899 2011-04-22

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WO2012144843A2 true WO2012144843A2 (fr) 2012-10-26
WO2012144843A3 WO2012144843A3 (fr) 2013-01-10

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KR101364739B1 (ko) 2012-06-28 2014-02-19 이레에스아이(주) 복강경 수술기구
KR101866488B1 (ko) * 2016-08-26 2018-07-04 (주)써지코어 복강경 수술용 운드 리트랙터
KR102040082B1 (ko) * 2018-03-07 2019-11-05 남병욱 배출 통로를 가진 의료용 가이드 포트
KR102109962B1 (ko) * 2018-05-09 2020-05-12 (주)지 메디 단일공 수술용 유니 글러브 포트
KR102124995B1 (ko) * 2018-05-30 2020-06-19 남병욱 분리 구조의 의료용 가이드 포트
KR102125001B1 (ko) * 2018-06-04 2020-06-19 남병욱 의료용 가이드 포트
KR102263131B1 (ko) * 2019-08-12 2021-06-08 남병욱 체결 링 구조의 가이드 포트
KR102352882B1 (ko) * 2020-02-05 2022-01-18 주식회사 오렌지메딕스 최소침습 수술용 싱글포트
KR102588892B1 (ko) * 2021-06-29 2023-10-13 (재)예수병원유지재단 카테터 고정장치

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008515523A (ja) * 2004-10-11 2008-05-15 アトロポス・リミテッド 器具アクセス装置
EP2229898A1 (fr) * 2009-03-19 2010-09-22 Tyco Healthcare Group LP Joint de port chirurgical
KR20100124596A (ko) * 2009-05-19 2010-11-29 정현국 복강경 수술용 싱글포트
KR101022754B1 (ko) * 2010-08-24 2011-03-17 류성엽 운드 리트랙터를 겸비한 멀티채널 트로카

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008515523A (ja) * 2004-10-11 2008-05-15 アトロポス・リミテッド 器具アクセス装置
EP2229898A1 (fr) * 2009-03-19 2010-09-22 Tyco Healthcare Group LP Joint de port chirurgical
KR20100124596A (ko) * 2009-05-19 2010-11-29 정현국 복강경 수술용 싱글포트
KR101022754B1 (ko) * 2010-08-24 2011-03-17 류성엽 운드 리트랙터를 겸비한 멀티채널 트로카

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KR101089101B1 (ko) 2011-12-06

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