WO2016068372A1

WO2016068372A1 - Medical automatic clip applier

Info

Publication number: WO2016068372A1
Application number: PCT/KR2014/010765
Authority: WO
Inventors: 한희상
Original assignee: 한희상
Priority date: 2014-10-31
Filing date: 2014-11-10
Publication date: 2016-05-06
Also published as: KR101649718B1; KR20160050802A

Abstract

The present invention relates to a medical automatic clip applier and, specifically, to a medical automatic clip applier for preventing the separation of a clip in a surgical operation. The automatic clip applier comprises: a case (111) capable of accommodating clips (C) therein; a moving unit for moving the clips (C) accommodated in the case (111); a guide tube (121) in which the clips (C) moved from the case (111) are disposed; and an auxiliary unit (122) to which the clips (C) disposed in the guide tube (121) are transferred one at a time, wherein all the clips (C) accommodated in the case (111) are moved to the guide tube (121) by the moving unit, and the clips are transferred one at a time from the guide tube (121) to the auxiliary unit (122).

Description

Medical Automatic Clip Apple Liar

The present invention relates to a medical clip apple liar, and more particularly to a medical automatic clip apple liar to prevent the departure of the clip in the surgical procedure.

Medical clips may be used for gripping or excision of human organs extending in the longitudinal direction, such as blood vessels or caecum, during surgical procedures inside the human body. Clips are used, for example, to grasp, ligation or hemostatic the cecum or blood vessels during appendectomy. Such medical clips may be made of, for example, elastic metal or polymer materials. Multiple clips may be placed in turn on the Apple Liar for ligation of parts of the body, such as blood vessels or parts of the caecum, during surgery. Apple Liar may be sterilized or sterilized prior to use of the clip or may be left for extended periods of time. When the apple lier is in such a state, physical properties such as elasticity of the clip disposed therein may be changed, thereby causing the clip to be detached in the process of being transferred to and used in the jaw unit disposed at the end of the apple liar. In addition, since a plurality of clips are continuously disposed in the Apple Liar's supply tube, the clips placed at the rear may change physical properties over time. Therefore, there is a need for a clip appler that maintains the physical characteristics of the clip before use and can be used stably in the surgical procedure.

U.S. Pat.No. 7,316,696 discloses a polymeric material having first and second curved legs that are joined at the ends by flexible hinge regions and are movable from an open position to a closed position for gripping blood vessels between the curved inner facing surfaces. Disclosed is a surgical clip.

U.S. Patent No. 7,052,504 discloses a surgical clip applelier consisting of a drive device, a pair of opposing jaws and an extension assembly disposed therebetween. The prior art is operated by the drive device to continuously move the clip through the extension assembly such that the clip drive device disposed in the extension assembly is coupled to the jaw, the clip control part is disposed at the end of the extension assembly, the clip control part Includes a first, second and third clip control surface, the first clip control surface contacting the first end of the clip to cause the clip to rotate about the first end, and the second and third control assertions Disclosed is a self-feeding surgical clip appler that receives an end of a clip before the clip is moved to engage.

US 2014 / 0052157A1 discloses a handle portion; A body extending from the handle portion; A plurality of surgical clips disposed within the body; And a device for application of a surgical clip for body tissue consisting of a jaw unit installed adjacent to the end of the body.

The apple liar disclosed in the prior art has a problem that the clip is placed in a high temperature state for sterilization or sterilization in a state where the clip is placed in an induction tube, which may change the elastic or physical properties of the clip. In addition, the Apple Liar disclosed in the prior art has a problem that it is difficult to maintain the elasticity of the clip while at the same time it is difficult to maintain the elasticity of the clip by being supplied in the surgical procedure the clip is maintained at a predetermined angle.

The present invention is to solve the problems of the prior art has the following object.

It is an object of the present invention to provide a medical automatic clip appler with a spare unit which allows the clip to be moved to a predetermined position prior to use while preserving the clip.

According to a preferred embodiment of the present invention, the medical automatic clip apple liar includes a case capable of accommodating a clip therein; A moving unit for moving the clip housed in the case; An induction tube in which a clip moved from the case is disposed; And a jaw unit in which clips disposed in the induction tube are sequentially delivered, wherein the clips received in the case are all moved by the moving unit to the induction tube, and the clips are sequentially transferred from the induction tube to the jaw unit.

According to another suitable embodiment of the invention, the moving unit comprises a guide channel in which the clips are arranged in turn and a push unit for moving the clip in combination with the guide channel.

According to another suitable embodiment of the invention, the width of the guide channel is larger than the width of the induction tube.

According to another suitable embodiment of the present invention, the push unit is arranged to be movable along a movement guide formed in the cover of the case.

The apple liar according to the invention prevents the physical properties of the clip from changing during sterilization or sterilization and thereby prevents the clip from being separated from the jaw unit. In addition, the defect of the clip is reduced by allowing the clip to be moved to the jaw unit during the surgery. In addition, the Apple Liar according to the present invention can be applied to a clip of various sizes or sizes while simplifying the necessary sanitary treatment.

1A and 1B illustrate embodiments of an external structure and an internal structure of an Apple Liar according to the present invention.

2A and 2B show an embodiment of a spare unit applied to the apple liar according to the present invention.

2C and 2D show an embodiment of a guide unit applied to a spare unit according to the present invention.

Figure 3 illustrates an embodiment of a medical clip accommodated in the apple liar according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the embodiments set forth in the accompanying drawings, but the embodiments are provided for clarity of understanding and the present invention is not limited thereto. In the following description, components having the same reference numerals in different drawings have similar functions, and thus are not repeatedly described unless necessary for understanding of the invention, and well-known components are briefly described or omitted. It should not be understood to be excluded from the embodiment of.

1A and 1B illustrate embodiments of an external structure and an internal structure of the Apple Liar 10 according to the present invention, respectively.

1A and 1B, the apple Liar 10 according to the present invention includes a case 111 capable of accommodating a clip C therein; A moving unit for moving the clip C accommodated in the case 111; An induction tube 121 in which a clip C moved from the case 111 is disposed; And a jaw unit 122 in which clips C disposed on the induction tube 121 are sequentially transmitted, and all of the clips C accommodated in the case 111 are transferred to the induction tube 121 by the moving unit. It is moved and the clips are in turn transferred from the guide tube 121 to the jaw unit 122.

Apple Liar 10 according to the present invention can be applied to a medical clip (C) of various standards, for example, can be applied to a medical clip (C) consisting of two branch branches that are maintained at a constant angle and the implementation of such a clip An example is shown in FIG. 3. The medical clip C may be used for ligation of blood vessels or tissues in laparotomy or laparoscopic surgery and may be made of metal or polymer such as titanium. The clip C according to the invention can be applied to a clip C of various sizes made of any material.

Apple Liar 10 according to the present invention is characterized in that the spare unit 11 is connected to the clip arrangement unit 12 using the knob unit 13. The preliminary unit 11 may include a case 111, a mobile unit disposed in the case 111, and a movement guide 112 formed in the case 111. In addition, the clip arrangement unit 12 may include an induction tube 121 having a plurality of clips C arranged in a line and a jaw unit 122 formed at an end of the induction tube 121. The knob unit 13 may be connected to the case 111 so that the induction tube 121 is rotatable. In addition, in the apple liar 10 according to the present invention, the spare unit 11 or the case 111 may be made detachable from other devices.

Hereinafter, the Apple Liar 10 according to the present invention having such a structure will be described in detail.

Apple Liar 10 is, for example, 12 to 18 clips (C) are preliminarily disposed case 111; An induction tube 121 in which clips C moved from the case 111 are aligned in order; A jaw unit 122 for fixing a clip C delivered from the induction tube 121 one by one to ligate a predetermined portion of a blood vessel or tissue; A trigger 141 for moving the clip C disposed forward from the induction tube 121 to the jaw unit 122 in sequence; And a knob unit 13 rotatably connecting the induction tube 121 to the case 111.

The case 111 may have a structure such that the plurality of clips C accommodated while being accommodated in the plurality of clips C to be disposed in the induction tube 121 are simultaneously moved to the induction tube 121. Case 111 may have a variety of structures and can accommodate a plurality of clips (C) and at the same time may have a structure such that the plurality of clips (C) can be moved to the induction tube 121 in sequence or at the same time. have. In the illustrated embodiment, the case 111 is presented as having a cylindrical or cylindrical like shape, but this is exemplary and the present invention is not limited to the presented embodiment.

The handle 142 may be formed in the case 111, but for convenience of handling, the handle 142 may have various structures. If necessary, the clip C may be accommodated in the case 111 in order through the handle 142. The movement guide 112 may be formed on the surface of the case 111. In addition, the push unit 113 may be moved along the movement guide 112.

As shown in FIG. 1B, the balancing unit 17 may be disposed inside the case 111, and the guide channel 15 may be fixed to the fixed position by the balancing unit 17. The guide channel 15 may have a structure in which a plurality of clips C may be arranged in a line and may have, for example, a rectangular bar shape and an empty bar shape extending in a straight line shape. The clips C arranged in a line may be moved to the induction tube 121 as the push unit 113 is moved along the guide unit.

One end of the induction tube 121 is connected to one end of the guide channel 15, and the jaw unit 122 may be disposed at the other end of the induction tube 121. The guide tube 121 may be a tube shape having a hollow circular or polygonal cross section and may extend to a length in which a plurality of clips C may be arranged in a line. The number of clips C disposed in the guide tube 121 is equal to the number of clips C accommodated in the guide channel 15, and the clips C received in the guide channel 15 move to the guide tube 12. Can be. The induction tube 121 may be connected to the case 111 to be rotatable by the knob unit 13. In addition, the clip C disposed inside the induction tube 121 may be delivered to the jaw unit 122 in order by the operation of the trigger 141. The clip C may then be used for ligation or hemostasis of blood vessels or human tissue by the jaw unit 122. The induction tube 12, knob unit 13 or jaw unit 14 may have any structure known in the art and the transfer of the clip C by the trigger 141 may for example be pressure or mechanically driven. The device can be made in various ways.

Hereinafter, a spare unit 11 that can be applied to the apple Liar 10 according to the present invention will be described.

Referring to FIG. 2A, the push units 113 may be paired and may be disposed on both sides of the fixing member 23. In addition, the pair of pressing

blocks

21a and 21b may be coupled to the fixing member 23. Fastening holes 232 may be formed in the center of the fixing member 23, and fixing

hooks

231a and 231b may be formed below and above the fastening holes 232. The pair of pressing

blocks

21a and 21b may include

bases

214a and 214b that may be coupled to each other, moving grooves 212 formed in one base 214a in the longitudinal direction, and contact protrusions formed in the other base 214b. 211). Coupling grooves 213a and 213b may be formed outside the

bases

214a and 214b. The pair of

pressure blocks

21a and 21b may be coupled to each

base

214a and 214b in contact with each other to be inserted into the fastening hole 232, and may be fixed by a pair of fixing

hooks

231a and 231b. have. The contact protrusion 211 is positioned in the moving groove 212 in a state in which the

pressing blocks

21a and 21b are coupled to each other. Defect grooves 213a and 213b formed in the

pressing blocks

21a and 21b may be coupled to moving members disposed inside the case, respectively. In such a state, the push unit 113 can be operated manually or automatically, so that the fixing member 23 and the

pressing unit

21a, 21b are guide channels by the engaging grooves 213a, 213b coupled to the moving member. Can be moved along (15). In addition, the contact protrusion 211 may contact the clip C to move the clip C along the guide channel 15.

The rotating member 22 may be disposed in front of the guide channel 15, and the guide channel 15 may be connected to the guide tube 121 by the rotating member 22. As the push unit 113 is moved in the direction of the induction tube 121, the clip C accommodated in the guide channel 15 may be moved to the induction tube 121. The movement range of the push unit 113 may be set such that all the clips C accommodated in the guide channel 15 are moved into the induction tube 121.

Referring to FIG. 2B, the balancing unit 17 may be disposed inside the case 111, and the guide channel 15 may be positioned at a predetermined position of the case 111 by the support plate 171 formed on the balancing unit 17. Can be fixed. The supporting plate 171 has a structure for supporting the lower portion of the guide channel 15, and the upper portion of the support plate 171 may be made narrow enough so that the fixing member 23 and the pressure blocks 21a and 21b can pass therethrough. have.

Various clip movement structures can be applied to the Apple Liar according to the invention and the invention is not limited to the embodiments presented.

Referring to FIG. 2C, the restriction plate 24 may be formed in the guide channel 15 so that the clip C disposed in the guide channel 15 may be stably disposed. . The clip C is kept in the state of being delivered to the jaw unit while the clip C is received inside the guide channel 15. In this state, the clip C is subjected to transport, storage, sterilization or sterilization. Due to this, the physical state of the clip C can be maintained in the state transmitted to the jaw unit and the clip C can be prevented from being separated from the jaw unit. For this purpose, the width of the guide channel 15 may be determined according to the state in which the clip C is fixed in the jaw unit.

Referring to FIG. 2D, a width adjusting region 26 may be formed at a portion where the guide channel 15 and the guide tube are connected. The end portion of the width adjustment area 26 may be set to be equal to or similar to the width of the induction tube. In general, the clip C in the induction tube can be kept in proximity to both branches. In addition, both branches of the clip C may be spaced apart while the clip C is transferred from the guide tube to the jaw unit and is ligated or gripped. If the clip C is fixed to the induction tube for a long time or is placed in the induction tube and kept at a high temperature for sterilization or sterilization for some time, the clip C may lose elasticity or other physical properties may be denatured. Can be. And the clip (C) may not operate in the required form. Apple Liar according to the present invention to prevent deformation of the physical properties of the clip such that the clip (C) to operate stably.

The guide channel 15 may have an appropriate width depending on the use state of the clip C.

Below is an embodiment of a clip (C) that can be applied to the Apple Liar according to the present invention.

Referring to Figure 3, the medical clip 30 that can be applied to the apple liar according to the present invention may be made of a polymer, a metal or a non-metal material having an elasticity and a pair of elastic to form a predetermined range of separation angle It may include

separate branches

31 and 32. Each of the pair of separating

branches

31, 32 may be, for example, rod-shaped with a circular cross section or a polygonal cross section and one end may be connected to each other. In addition, a penetrating free space 34 may be formed on a side surface of the connected one end portion. The free space may have different shapes with respect to the connecting portion and may be appropriately determined in consideration of, for example, the extension length, the cross-sectional area size of each of the separating

branches

31, 32 or the relative moving distance in the proximity process. For example, if the first separation branch 31 has a smaller extension length than the second separation branch 32, the through clearance 34 has a relatively large width and a small length in the direction of the first separation branch 31. May be extended to.

Fixing grooves 321a and hook hooks 321 may be formed at both ends of the pair of separating

branches

31 and 32, respectively. In the ligation process, both ends of the pair of separating branches 32 are coupled to each other, so that the inner surface of each of the separating branches 31 is close to each other. And this condition is maintained in the surgical process needs to be made of hemostasis or fixation for blood vessels. The fixing groove 321a and the hook hook 321 maintain a state in which the pair of

separation branches

31 and 32 are in close proximity and fixed.

The fixing groove 321a may be made in a wedge shape, and the hook hook 321 may be made in a hook shape. In detail, the fixing groove 32 may have a wedge shape in which two sides of a triangular shape extend downward while going outward of the separation branch. And the hook hook 321 may have a structure that is bent inward to form a sharp end. If necessary, balancing units 322 may be formed at both ends of the separating

branches

31 and 32. The balancing unit 322 allows both ends of the separating

branches

31 and 32 to be relatively heavy compared to the other parts, thereby allowing the engagement of the fixing groove 321a and the hook hook 321 to be stably maintained.

A plurality of step blocks 33 may be formed on the inner surfaces of each of the separating

branches

31 and 32 facing each other. The step block 33 allows the surface of the organ inside the body to be fixed to be slippery, thereby preventing the clip 30 from moving or sliding along the vessel, for example. In other words, ensure the stability of the ligation.

The step block 33 may be a rectangular plate shape and may be formed such that one side shares the outer side of the inner side. In addition, a plurality of dogs may be arranged to be staggered with each other along both sides of the inner surface. The length extending inwardly of each step block 33 is not particularly limited. And the height of the step block 33 may be appropriately set according to the cross-sectional area of the site to be ligated or the characteristics of the material. Various step blocks 33 may be formed on the inner side of each of the separating

branches

31, 32.

The apple liar according to the invention allows the separating

branches

31, 32 of the medical clip 30 to be operated in the required state.

The apple liar according to the invention prevents the physical properties of the clip from changing during sterilization or sterilization and thereby prevents the clip from being separated from the jaw unit. In addition, the defect of the clip is reduced by allowing the clip to be moved to the jaw unit during the surgery. In addition, the apple Liar according to the present invention allows the hygienic processing required for the clip to be made simple.

Although the present invention has been described in detail above with reference to the presented embodiments, those skilled in the art may make various modifications and modifications without departing from the technical spirit of the present invention with reference to the presented embodiments. . The invention is not limited by the invention as such variations and modifications but only by the claims appended hereto.

Claims

A case 111 capable of receiving the clip C therein;

A moving unit for moving the clip C accommodated in the case 111;

An induction tube 121 in which a clip C moved from the case 111 is disposed; And

The jaw unit 122 to which the clip C disposed on the induction tube 121 is sequentially transmitted,

The medical C, characterized in that the clip (C) accommodated in the case 111 is all moved to the guide tube 121 by the moving unit, the clips are sequentially transmitted from the guide tube 121 to the jaw unit 122. Clip Apple Liar.
The medical device of claim 1, wherein the moving unit includes a guide channel 15 in which the clips C are arranged in turn, and a push unit 113 coupled to the guide channel 15 to move the clips C. Automatic Clip Apple Liar.
The medical automatic clip apple liar of claim 2, wherein the width of the guide channel (15) is larger than the width of the induction tube (121).
The medical automatic clip apple liar of claim 2, wherein the push unit (113) is disposed to be movable along a movement guide (112) formed on a cover of the case (111).