WO2012121439A1

WO2012121439A1 - Open / close-capable clip, and open / close-capable clip manipulating tool using same

Info

Publication number: WO2012121439A1
Application number: PCT/KR2011/001691
Authority: WO
Inventors: 전성우
Original assignee: 주식회사 파인메딕스
Priority date: 2011-03-10
Filing date: 2011-03-10
Publication date: 2012-09-13

Abstract

The present invention relates to an open / close-capable clip having the ability to stop the bleeding which occurs during surgery, and an open / close-capable clip manipulating tool using the same. The open / close-capable clip comprises: a main body of the clip, wherein a pair of clip pieces are combined by a clip piece connector and an elastic body is provided inside the pair of clip pieces; a conical clip connector having a coupling groove with a predetermined depth on an outer circumferential surface thereof and a through-hole penetrating the inside; a wire connector having a connection wire which penetrates a wire insertion groove and the inside of the clip connector to be connected to the clip piece connector of the main body of the clip; and a clip housing which is provided at the outer portions of the clip main body, the clip connector and the wire connector, and having a connection protrusion and a connection groove at an outer end and a stopper protrusion at the outer circumferential surface of an inner portion. In addition, the open / close-capable clip manipulating tool using the open / close-capable clip comprises: an open / close-capable clip; a wire portion having an insertion body for insertion into a wire insertion groove of a wire coupled body of the open / close-capable clip, a wire connector for connection to one end of the insertion body, a wire for connection to one end of the wire connector, and a wire handle for connection to one end of the wire; and a tube portion having a tube provided at the outer portions of the insertion body, the wire connector and the wire of the wire portion, and a fixing body provided at one end of the tube.

Description

Opening and closing clip having opening and closing property and opening and closing clip treatment tool using the same

The present invention can not only open or at least open and close a pair of clip pieces of the opening and closing clip as well as the clip can be separated from the clip body, the clip body, the clip assembly after the clamping the biological tissue, the user The opening and closing clip with the opening and closing property that does not reduce the use of the clip and does not transfer the economic cost caused by the user's mistake to the patient by preventing the mistake that may occur during the procedure of clipping and pinching the biological tissue. The opening and closing clip treatment tool used.

As the economy grows, modern lifestyles change accordingly, and the change of eating habits is most prominent among the changed lifestyles. Due to the change in lifestyle, that is, eating habits, many diseases occur in modern people, and these diseases are variously examined such as biopsy and endoscopy in order to detect them early.

However, even with these tests, cancers, ulcers, polyps, etc. of internal organs develop, and surgical operations are increasing.

As described above, bleeding occurs very frequently in internal organs and tissues during surgery, and it is very important to bleed these internal organs and tissues early.

Endoscopic hemostatic clips are used to premature bleeding from internal organs and tissues.

However, the endoscope hemostatic clip is mainly researched and developed by Olympus, Japan, or Boston Scientific, USA.

Endoscopic hemostatic clip developed by these companies is characterized in that in the case of the Japanese Olympus company, the clip can be rotated within a certain range when inserted into the body through the endoscope, but the clip can not be opened and closed freely.

In addition, in the case of Boston Scientific Inc. of the United States, even if the clip can be opened and closed when inserted into the body through the endoscope, the range of opening and closing is not only narrow but also can not rotate.

In particular, since the clip of the Boston Scientific company is integrated with the clip treatment tool, there is a problem that the clip treatment tool that uses the clip must also be discarded.

Due to the problem of the clip and clip phrase of Olympus and Boston Scientific, the more the user makes a mistake, the more the clip and clip treatment used, there is also a problem that the economic cost that is passed on to the patient gradually increases.

The present invention has been made to improve the above problems,

Opening and closing clips which can open or close a pair of clip pieces of the clip body as much as possible, as well as open and close clips that can separate the clip body and the clip assembly from the clip treatment tool after the clip is clamped by clipping the biological tissue. And to propose an opening and closing clip treatment tool using the same.

The opening and closing clip according to the present invention is a pair of clip pieces are coupled to the clip piece connecting body, the clip body is provided with an elastic body provided inside the pair of clip pieces, conical shape, coupled to a predetermined depth on the outer peripheral surface A clip assembly having a groove formed therein, a through-hole penetrating therein, a wire assembly including a wire insertion groove and a connection line penetrating through the inside of the clip assembly to be connected to the clip piece connecting member of the clip body, and the clip body and the clip. It is provided on the outside of the assembly, the wire assembly, the connection protrusion and the connection groove is formed at one end of the outer side, characterized in that it comprises a clip housing formed on the inner peripheral surface engaging jaw.

In addition, the opening and closing clip treatment tool using the opening and closing clip and the opening and closing clip; An insert inserted into the wire insertion groove of the wire assembly of the opening and closing clip, a wire connector connected to one end of the insert, a wire connected to one end of the wire connector, and one end of the wire And a wire part including a wire handle connected with the wire handle; And a tube part including an insert of the wire part, a wire connector, a tube provided outside the wire, and a fixed part provided at one end of the tube.

The present invention relates to an opening and closing clip and a clip treatment tool having an opening and closing property, the opening and closing clip to push and pull the wire handle of the wire portion, as well as open or at least open and close the pair of clip pieces of the clip body as well as the wire portion By further pulling the wire handle to clip the tissue and clamping it, the clip body and the clip assembly can be separated from the clip treatment tool, thereby preventing the user from making a mistake in the procedure of clipping and pinching the tissue. This reduces the use of the clip and at the same time does not pass the economic cost of the user's mistake to the patient.

In addition, since the clip piece of the clip body of the opening and closing clip is rotated only by rotating the wire handle of the wire part, the user has an effect of smoothing the procedure of clipping and pinching the biological tissue.

1 is a cross-sectional view showing an opening and closing clip according to an embodiment of the present invention.

Figure 2 is a perspective view showing a clip body of the opening and closing clip according to an embodiment of the present invention.

3 is a cross-sectional view showing a clip body of the opening and closing clip according to an embodiment of the present invention.

Figure 4 is a perspective view of the clip assembly of the opening and closing clip according to an embodiment of the present invention.

Figure 5 is a cross-sectional view showing a combined state of the clip body, the clip assembly, the wire assembly of the opening and closing clip according to an embodiment of the present invention.

6 is a cross-sectional view showing a clip housing of the opening and closing clip according to an embodiment of the present invention.

7 is a cross-sectional view showing the opening and closing clip treatment tool according to an embodiment of the present invention.

8 is a cross-sectional view showing a wire portion of the opening and closing clip treatment tool according to an embodiment of the present invention.

9 is a cross-sectional view showing a tube portion of the opening and closing clip treatment tool according to an embodiment of the present invention.

10 is a cross-sectional view showing an open state of the clip body in the opening and closing clip treatment tool according to an embodiment of the present invention.

11 is a cross-sectional view showing a closed state of the clip body in the opening and closing clip treatment tool according to an embodiment of the present invention.

12 is a cross-sectional view showing a clipping state of the clip body in the opening and closing clip treatment tool according to an embodiment of the present invention.

13 is a cross-sectional view showing a state in which the clip body and the clip assembly separated in the opening and closing clip treatment tool according to an embodiment of the present invention.

14 is a cross-sectional view showing a state in which the clip body rotates in the opening and closing clip treatment tool according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the opening and closing clip and the clip treatment using the same. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is a cross-sectional view showing an opening and closing clip according to an embodiment of the present invention, Figure 2 is a perspective view showing a clip body of the opening and closing clip according to an embodiment of the present invention, Figure 3 is a preferred embodiment of the present invention 4 is a cross-sectional view illustrating a clip main body of an opening and closing clip according to an embodiment, and FIG. 4 is a perspective view illustrating a clip assembly of an opening and closing clip according to an embodiment of the present invention, and FIG. 5 is an opening and closing clip according to an embodiment of the present invention. 6 is a cross-sectional view showing a combined state of the clip body, the clip assembly, the wire assembly, Figure 6 is a cross-sectional view showing a clip housing of the opening and closing clip according to an embodiment of the present invention, Figure 7 is a preferred embodiment of the present invention 8 is a cross-sectional view illustrating the opening and closing clip treatment tool according to the present invention, and FIG. 8 illustrates a wire part of the opening and closing clip treatment tool according to an exemplary embodiment of the present invention. 9 is a cross-sectional view showing a tube portion of the opening and closing clip treatment tool according to an embodiment of the present invention, Figure 10 is an open state of the clip body in the opening and closing clip treatment tool according to an embodiment of the present invention 11 is a cross-sectional view showing a closed state of the clip body in the opening and closing clip treatment tool according to an embodiment of the present invention, Figure 12 is an opening and closing clip treatment according to a preferred embodiment of the present invention 13 is a cross-sectional view showing a clipping state of the clip body in the sphere, Figure 13 is a cross-sectional view showing a state in which the clip body and the clip assembly separated in the opening and closing clip treatment tool according to an embodiment of the present invention, Figure 14 Cross-sectional view showing a state in which the clip body rotates in the opening and closing clip treatment tool according to an embodiment of the present invention.

As shown in FIG. 1, the opening / closing clip A according to the present invention includes a clip body 100, a clip assembly 200, a wire assembly 300, and a clip housing 400. Include.

First, as shown in FIGS. 2 and 3, in the clip body 100, a pair of

clip pieces

110 and 110 ′ is coupled to the clip piece connecting body 120, and the pair of clip pieces 110 is provided. The elastic body 130 is provided inside the.

Here, the pair of clip pieces (110, 110 ') is formed at both ends of the first clamping portion 111 and the second clamping portion 112 bent inward, the first clamping portion 111 is a biological tissue Clipping is sandwiched by the clamping, and the second clamping portion 112 clamps the clip assembly 200.

In addition, the central portion of the pair of clip pieces 110 is formed in the refractive portion refracted inward, the insertion groove 114 is formed inside the refracting portion (113).

In particular, it is preferable to form the refracting portion 113 in the direction of the second clamping portion 112 among the first clamping portion 111 and the second clamping portion 112 formed at both ends of the clip piece 110. More preferably, the refracting portion 113 is refracted at 110 to 130 ° in the direction of the second clamping portion 112 with respect to the first clamping portion 111.

As described above, forming the refracting portion 113 in the direction of the second clamping portion 112 among the first clamping portion 111 and the second clamping portion 112 may be opened as much as possible when the clip body 100 is opened. In addition to being able to open and close with minimal external force.

The clip piece connecting body 120 is inserted into an insertion groove 114 formed inside the bends 113 and 113 'of the pair of clip pieces 110 and 100' and connected to the pair of clip pieces 110 and 100 '. .

In addition, the clip piece connecting body 120 may be formed in various forms, but preferably formed in a cylindrical shape. As described above, the cylindrical shape of the clip piece connecting body 120 is for smoothly opening and closing the clip body 100.

In addition, the elastic body 130 is provided between the pair of clip pieces (110, 110 ') inside, and generally used in the art, regardless of the type or shape, detailed description thereof will be omitted.

As shown in Figure 4, the clip assembly 200 is formed in a conical shape, a coupling groove 210 of a predetermined depth is formed on the outer circumferential surface, a through hole 220 penetrating the inside is formed.

Here, the clip assembly 200 is formed in a conical shape, the coupling groove 210 of a predetermined depth is formed on the outer circumference to smoothly clip the second clamping portion 112 of the clip body 100. In addition, to prevent the clip body 100 sandwiching the clip assembly 200 is easily released by an external force.

In addition, the through holes 220 penetrating the inside of the clip assembly 200 are formed in the clip assembly 200 by connecting the line 320 connecting the clip body 100 and the wire assembly 200 to be described later. This is to penetrate the interior.

In addition, the through hole 220 penetrating the inside of the clip assembly 200 may be formed in a singular or plural number depending on the number of connecting lines 320 connecting the clip body 100 and the wire assembly 200.

As shown in FIG. 5, the wire assembly 300 penetrates the wire insertion groove 310 into which the wire part 500 to be described later is inserted and the clip assembly 200 to clip the clip body 100. It includes a connecting line 320 connected to the piece connecting body 120.

Here, the wire insertion groove 310 is not limited to the shape and material, but the material of the wire insertion groove 310 is preferably used a material having an elastic force. As described above, using the material of the wire insertion groove 310 as a material having an elastic force not only to smoothly insert the wire portion 500, but also to prevent the inserted wire portion 500 easily escapes to the outside. For sake.

In addition, the connection line 320 is separated from the wire insertion groove 310 by an external force after pinching by clipping the raw tissue to the clip body 100. The connecting line 320 uses a synthetic resin such as polyamide, polyester, ultra high molecular weight polyethylene, etc. in order to smoothly separate from the wire insertion groove 310 by an external force.

As shown in FIG. 6, the clip housing 400 has a connection protrusion 410 and a connection groove 420 formed at an outer end thereof, and a locking jaw 430 is formed at an inner circumferential surface thereof.

Here, the connection protrusion 410 and the connection groove 420 is connected to one end of the tube portion 600 which will be described later, the connection protrusion 410 is formed at the outer end is the clip housing 400 and This is to facilitate the connection when the tube portion 600 is connected, and the connection groove 420 is formed at the outer end thereof so that the connection is easily performed by external force after connecting the clip housing 400 and the tube portion 600. This is to prevent separation.

In addition, the locking jaw 430 is formed on the inner outer circumferential surface of the clip housing 400 as described above, the insert 510 of the wire part 500 to be described later is inserted into the wire insertion groove 310, The first clamping portion 111 of the pair of

clip pieces

110 and 110 ′ simultaneously clips the biological tissue C and the second clamping portion 112 clips the clip assembly 200 to the clip body 100. This is for smoothly separating the connecting line 320 of the wire assembly 300 connected to the clip piece connecting member 120 of the present invention.

In addition, the locking jaw 430 formed on the inner circumferential surface of the clip housing 400 is not limited to the shape, but after the clip body 100 is clipped, the clip piece connecting body 120 of the clip body 100 and In order to smoothly separate the connecting line 320 of the connected wire assembly 300 is formed in a wide area in contact with the clip assembly 200, in order to project the clip body 100 smoothly out of the clip housing 400 One surface is preferably formed in a shape toward the inner center of the clip housing 400.

In addition, the opening and closing clip (A) of the present invention including the clip body 100, the clip assembly 200, the wire assembly 300, and the clip housing 400 as described above is used for living tissue, regardless of the material In view of the fact that it is preferably made of any one of metal such as stainless steel and carbon steel or synthetic resin such as polyamide, polyester and ultra high molecular weight polyethylene.

Meanwhile, as shown in FIG. 7, the opening and closing clip treatment tool B includes the opening and closing clip A, the wire part 500, and the tube part 600.

First, since the opening and closing clip A is sufficiently described above, a detailed description thereof will be omitted.

As shown in FIG. 8, the wire part 500 sequentially connects the insert 510, the wire connector 520, the wire 530, and the wire handle 540.

Herein, the wire part 500 will be described in detail. The insert 510 is inserted into the wire insertion groove 310 of the wire assembly 300 of the opening and closing clip A. The insert 510 is not limited to a shape, but is preferably formed in a conical shape so as to be smoothly inserted into the wire insertion groove 310.

In addition, the wire connector 520 is to connect the insert 510 and the wire 530, it is generally used in the art and a detailed description thereof will be omitted.

The wire 530 and the wire handle 540 are generally used in the art, and may be formed in various forms as well as types and materials, and a detailed description thereof will be omitted.

As shown in FIG. 9, the tube part 600 includes a tube 610 and a fixture 620.

Here, the tube 610 forms a tube connecting groove 611 on the inner outer peripheral surface. The tube connecting groove 611 is formed on the inner circumferential surface of the tube 610 so that the tube connecting groove 611 is connected to and connected to the connecting protrusion 410 and the connecting groove 420 of the clip housing 400, and thus, the clip housing is formed by an external force. This is to prevent the 400 and the tube portion 600 from being easily separated.

In addition, in order to improve the bendability of the tube 610, a bent protrusion may be provided on the outer circumferential surface of the tube 610.

In addition, the fixing body 620 is provided at the other end facing the one end where the tube connecting groove 611 is formed, and the insert 510, the wire connecting body 520, and the wire 530 to the tube 610. The fixing body through-hole 621 is formed to be inserted into the inside of the.

On the other hand, as shown in Figs. 10 to 13, it will be specifically described as showing the state of use of the clip treatment tool (B) of the present invention,

First, as shown in FIG. 10, the wire handle 540 of the wire part 500 is connected to the tube 600 while the opening / closing clip A, the wire part 500, and the tube part 600 are connected to each other. When pushed into the stagnation 620, a portion of the clip body 100 in the clip housing 400 of the opening and closing clip (A) protrudes out of the clip housing 400, the elastic force of the elastic body 130 of the clip body 100 The pair of clip pieces 110, 110 'are opened as much as possible.

In addition, as the refraction portion 113 of the clip piece 110 is refracted at 110 to 130 ° to the clip body 100 of the opening and closing clip A, the clip piece connecting body (protrudes while protruding to the outside of the clip housing 400). 120, the internal angles of the pair of clip pieces 110 and 110 'are opened at 60 to 80 degrees.

As shown in FIG. 11, the wire handle 540 of the wire part 500 is fixed to the tube 600 in a state where the pair of

clip pieces

110 and 110 ′ of the clip main body 100 are opened as much as possible. Pulling in the other direction of the (620), while the clip assembly 200 of the clip body 100 is caught on the locking jaw 430 provided in the clip housing 400, the clip body 100 protruding out of the clip housing 400 A portion of the back flows back into the clip housing 400 to at least close the pair of

clip pieces

110 and 110 ′ which are opened as much as possible by the elastic force of the elastic body 130 of the clip body 100.

As shown in FIG. 12, the wire handle 540 of the wire part 500 is fixed to the tube 600 while the pair of

clip pieces

110 and 110 ′ of the clip main body 100 are at least opened and closed. Further pulling in the other direction of 620, the first clamping portion 111 of the pair of

clip pieces

110 and 110 ′ clips and clamps the biological tissue C, and at the same time, the second clamping portion 112 The clip assembly 200 is clamped by clipping.

As shown in FIG. 13, the first clamping portion 111 of the pair of

clip pieces

110 and 110 ′ simultaneously serves the biological tissue C, and the second clamping portion 112 simultaneously moves the clip assembly 200. When the wire handle 540 of the wire part 500 is further pulled in the other direction of the fixing body 620 of the tube 600 in the state of being clipped and clamped, the clip piece connecting body 120 and the wire of the clip body 100 are pulled. The clip body 100 and the clip assembly 200 are separated from the clip treatment tool B while the connection line 320 connecting the wire insertion groove 310 of the assembly 300 is separated.

Here, the clip treatment tool (B) of the present invention, as shown in Figures 10 and 13, by pushing and pulling the wire handle 540 of the wire portion 500, a pair of clip pieces of the clip main body 100 (110, 110 ') can be opened or closed as much as possible, as well as by pulling the wire handle 540 of the wire portion 500 to clip the biological tissue (C) and then pinching in the clip treatment tool (B) The clip body 100 and the clip assembly 200 can be separated, thereby preventing the user from making mistakes in the procedure of clipping and pinching the biological tissue C, thereby reducing the use of the clip and the user. It is effective not to pass on the patient the economic costs incurred by the mistake.

On the other hand, as shown in Figure 14, when the clip treatment tool (B) of the present invention rotates the wire handle 540 of the wire portion 500, the clip pieces (110, 110 ') of the clip body 100 is Will rotate.

As described above, the clip pieces 110 and 110 'of the clip main body 100 are rotated only by rotating the wire handle 540 of the wire part 500, so that the user clips and clamps the biological tissue. This has the effect of smoothing.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an endoscopic hemostatic clip for bleeding bleeding occurring in internal organs and tissues during a surgical operation, and has applicability in the medical field related to surgical operations.

Claims

The clip body which a pair of clip pieces joined by clip piece connection body,

A clip assembly detachably coupled at one side of the clip body and having a through hole formed therein;

A wire assembly including a connecting line passing through the inside of the through hole and coupled to the clip piece connecting member, and a wire insertion groove body for fixing a wire to which an external force is transmitted to allow the clip assembly to be separated from the clip body;

An opening and closing clip that accommodates the clip body and the clip assembly, including a clip housing formed with a connection protrusion and a connection groove in the outer end.
The method of claim 1,

Each of the clip pieces are formed in a bent shape is coupled by the clip piece connecting body,

Both end portions of each of the clip piece has an opening and closing clip having a first and second clamping portion is bent at a predetermined angle.
The method of claim 2,

The bent shape of each clip piece is an opening and closing clip having an opening and closing property, characterized in that the 110 ~ 130 ° bent in the direction of the second clamping portion relative to the first clamping portion.
The method according to claim 2 or 3,

Opening and closing clip having an opening and closing property, characterized in that the insertion groove is inserted into the connector is formed inside the bent shape of each clip piece.
The method according to claim 1 or 2,

The pair of clip pieces is an opening and closing clip having an opening and closing, characterized in that the elastic body is provided on the inside.
The method of claim 1,

The clip assembly has an opening and closing clip characterized in that the coupling groove of a predetermined depth is formed on the outer peripheral surface.
The method of claim 1,

The wire insertion groove opening and closing clip having an opening and closing property, characterized in that made of any one of polyamide, polyester, ultra-high molecular weight polyethylene.
The method of claim 1,

The clip housing has an opening and closing clip characterized in that the locking step is formed on the inner peripheral surface.
The method according to claim 1 or 2,

The clip body, the clip assembly, the wire assembly, the clip housing is an opening and closing clip having an opening and closing property, characterized in that a mixture of any one or two or more of stainless steel, carbon steel, polyamide, polyester, polyethylene.
An opening and closing clip according to claim 1;

A wire part including an insert inserted into the wire insertion groove of the opening and closing clip, a wire connector connecting one end of the wire and the insert, and a wire handle connected to the other end of the wire;

Opening and closing clip treatment tool using an opening and closing clip comprising a; tube portion for housing the wire.
The method of claim 10,

Insert inserted into the wire insertion groove is opening and closing clip treatment tool, characterized in that formed in a conical shape.
The method of claim 10,

The tube opening and closing clip treatment tool using the opening and closing clip, characterized in that the tube connection groove is formed on the inner peripheral surface for engaging and connecting the connection projection and the connection groove of the clip housing of the mating clip.
The method of claim 10 or 12,

The tube opening and closing clip treatment tool using an opening and closing clip, characterized in that the bent projections are provided on the outer circumferential surface to improve the bendability.
The method of claim 10,

The tube opening and closing clip treatment tool using an opening and closing clip, characterized in that the insert, the wire connecting body, the fixing body is formed with a through hole for inserting the wire into the tube.