KR101390728B1 - Method of inserting endoscopy and endoscopy system - Google Patents

Abstract

An endoscope insertion method for inserting an endoscope and a treatment tool into an abdominal cavity through an entrance hole formed in a digestive organs of a body includes a step of guiding a transfer guide portion in which a guide hole capable of simultaneously conveying and guiding a treatment tool is inserted into an abdominal cavity And exposing the treatment tool to the tip of the guide hole.

Description

[0001] METHOD OF INSERTION ENDOSCOPY AND ENDOSCOPY SYSTEM [0002]

The present invention relates to an endoscope insertion method and an endoscope system inserted into an abdominal cavity, and more particularly, to an endoscope insertion method and an endoscope system for inserting an endoscope and a treatment tool into an abdominal cavity through an entrance hole formed in a digestive organs of a body will be.

Examples of devices for visually confirming the inside of a human body include various imaging apparatuses such as an X-ray visor, an ultrasonic scanner, and an NMR-CT. However, the above-described devices indirectly measure the inside of the human body through the outside, receive the specific signals generated from the inside of the human body from the outside of the human body, and combine or process the image to obtain information about the human body.

The acquired information is insufficient in obtaining a clear image due to a distance to the human body, an error in the signal to be received, and a signal to be processed. Therefore, in recent years, an endoscope apparatus has been widely used in which an imaging apparatus is directly inserted into an abnormal region of a human body to obtain an accurate image.

However, in addition to the above-described observation purposes, the endoscope can also be used for surgery for various treatments, such as incision or suturing of internal organs inside the human body. If these endoscopes are separately put into use, During the insertion process, the endoscope may cause a wound on the internal wall of the human body.

The present invention provides an endoscope insertion method and an endoscope system capable of simultaneously inserting two or more endoscopes and a treatment tool into an abdominal cavity through an entrance hole formed in a digestive organs of a body.

The present invention provides an endoscope insertion method and an endoscope system that can shorten an operation time that can be delayed by inserting a plurality of treatment tools.

The present invention provides an endoscope insertion method and an endoscope system capable of minimizing occurrence of a wound on a built-in wall of a human body in a process of inserting a plurality of treatment tools.

According to an exemplary embodiment of the present invention, an endoscope insertion method for inserting an endoscope and a treatment tool into an abdominal cavity through an entrance hole formed in a digestive organs of a body includes a guide hole capable of simultaneously conveying and guiding the endoscope and the treatment tool And a step of exposing the endoscope and the treatment tool to the distal end of the guide hole.

At this time, the endoscope and the treatment tool can be inserted into the abdominal cavity together with the delivery guide while being inserted into the guide hole. In some cases, after the delivery guide part is first introduced into the abdominal cavity, the endoscope and the treatment tool are placed inside the delivery guide It is possible to enter into the abdominal cavity by entering the guide hole provided.

In the present specification, the term "endoscope" may include an endoscope for observation having a camera, or a treatment endoscope including a use such as surgery, collection, and examination together with observation. Also, the term " treatment tool " includes not only the general endoscope described above, but also an endoscope for simple surgery, collection, and examination without a camera.

On the other hand, the treatment endoscope for surgical operation, sampling, and examination may include any of a tongue, a scalpel, and a hook that are exposed at the distal end of the endoscope depending on the application. Hereinafter, a tongue, a scalpel, It is named as surgical instrument.

In addition, the dispensing unit may be provided at the distal end of the delivery guide, and an inlet hole communicating with the guide hole may be provided inside the dispensing unit so that the endoscope and the treatment tool may be separated from the dispensing unit.

At this time, it is preferable that the openings of the inlet holes are formed in different directions so that the tips of the treatment tools can be exposed apart from each other. When the endoscope and the treatment tool are exposed side by side through the tip of the transport guide, the endoscope and the treatment tools are so close to each other that the observation through the endoscope and the treatment tool, It may not be easy to take treatment such as sampling and inspection. Therefore, the opening directions of the inlet holes are formed in different directions, and the intervals between the endoscope and the treatment opening section exposed by the openings are maintained, thereby increasing the activity radius of the endoscope and the treatment tool, .

In addition, the inner surface of the inlet hole may be provided with a valve membrane which can be adhered to the outer surface of the endoscope and the treatment tool. Such valve membrane can prevent air and fluid from flowing in the inlet hole and abdominal cavity. The valve plate may be made of any elastic material having a through hole at the center thereof.

Further, the tip cap may be further mounted on the distal end of the delivery guide. The tip cap may be manufactured to have a narrow distal end, and the tip guide cap may allow the delivery guide to be easily inserted into the human body.

Specifically, an inclined surface may be formed on the outer surface of the tip cap, so that the width of the tip end portion can be narrowed.

Further, the outer surface of the tip cap corresponding to the front face of the camera can be provided flat so that the field of view of the camera mounted on the end portion of the endoscope is not refracted.

In particular, when the end of the end cap is moved to a desired position, the end cap is pulled forward to pull out the endoscope and the treatment tool, and then, And can be made of a biodegradable material that is harmless to the human body even if decomposed.

Materials having such properties include, but are not limited to, polyesters, polyhydroxyalkanoates (PHAs), polyalpha-hydroxyacids, poly-beta -hydroxyacids, poly 3 -hydroxybutyrate-co- valerate (PHBV) , Poly 3-hydroxyproprionate (PHP), poly (3-hydroxyhexanoate (PHH), poly 4-hydroxy acid, poly 4-hydroxybutyrate, poly 4-hydroxyvalerate, Poly (4-hydroxyhexanoate), poly (ester amide), polycaprolactone, polylactide, polyglycolide, polylactide-co-glycolide (PLGA), polydioxanone, polyorthoester, Polyglycolic acid-co-trimethylenecarbonate, polyphosphoester, polyphosphoester urethane, polyamino acid, polycyanoacrylate, polytrimethylene carbonate, polyiminocarbonate, poly Polyacrylic acid, polylactic acid, polyacrylic acid, polylactic acid, polylactic acid, polylactic acid, polylactic acid, polylactic acid, polylactic acid, polylactic acid, polylactic acid,

Further, in another embodiment of the present invention, an endoscope system for inserting an endoscope and a treatment tool into the abdominal cavity through an entrance hole formed in a digestive organs of the body is disclosed. The endoscopic system includes a transport guide portion having a guide hole capable of simultaneously transporting and guiding the endoscope and the treatment tool. The transport guide portion is introduced into the abdominal cavity through the infeed hole, and the endoscope and the treatment tool are exposed .

The endoscope insertion method and the endoscope system of the present invention can provide a conveyance guide portion provided with a guide hole, so that an endoscope and a treatment tool having two or more cable types can be simultaneously inserted into the abdominal cavity.

Through the endoscope insertion method and endoscope system of the present invention, at least two endoscopes and treatment tools are simultaneously inserted into the abdominal cavity, and the operation time can be shortened. In addition, the endoscope and the treatment tool can minimize the damage of the abdominal cavity by the endoscope and the treatment tool when inserting the endoscope and the treatment tool .

1 is a flowchart of an endoscope insertion method according to the present invention.
FIG. 2 is a cross-sectional view briefly illustrating a process of inserting an endoscope and a treatment tool into an abdominal cavity according to an endoscope insertion method according to the present invention.
3 is an enlarged partial perspective view of a front portion of the endoscope system shown in Fig.
4 is a cross-sectional view of the endoscope system shown in Fig.
5 and 6 are a perspective view and a cross-sectional view of an endoscope system according to another embodiment of the present invention, respectively.
7 and 8 are a perspective view and a cross-sectional view of an endoscope system according to another embodiment of the present invention.
9 and 10 are sectional views of an endoscope system according to another embodiment of the present invention.
11 is a cross-sectional view of an endoscope system according to another embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout. For reference, the same numbers in this description refer to substantially the same elements and can be described with reference to the contents described in the other drawings under these rules, and the contents which are judged to be obvious to the person skilled in the art or repeated can be omitted.

1 is a flowchart of a method of inserting an endoscope according to the present invention.

Referring to FIG. 1, an endoscope insertion method according to an embodiment of the present invention includes the steps of advancing a transfer guide having a guide hole capable of simultaneously transferring and guiding an endoscope and a treatment tool into an abdominal cavity through an entrance hole (S110 ), And exposing the endoscope and the treatment tool to the tip of the guide hole (S120).

The endoscope and the treatment tool in the form of a cable can be simultaneously inserted into the abdominal cavity through the transfer guide portion and the time for inserting the endoscope and the treatment tool can be shortened compared with the case where the endoscope and the treatment tool are sequentially inserted separately, The treatment tool moves to the inside of the abdominal cavity through the transfer guide portion, thereby minimizing damage to the abdominal cavity that may occur when the endoscope and the treatment tool are inserted.

Hereinafter, a method for inserting an endoscope through an endoscope according to the present invention will be described in detail.

FIG. 2 is a cross-sectional view briefly showing the process of inserting the endoscope and the treatment tool into the abdominal cavity according to the endoscope insertion method according to the present invention. FIG. 3 is a partial perspective view of the front portion of the endoscope system shown in FIG. 4 is a cross-sectional view of the endoscope system shown in Fig.

2, the endoscope system 100 includes a delivery guide unit 110 and two endoscopes and a treatment tool 130. The delivery guide unit 110 includes a body's digestive organs Through the entry hole 12 which is artificially formed in the upper part (corresponding to above). Thereafter, most of the digestive tract located in the abdominal cavity, liver, spleen, stomach, kidney, ovary, etc., can be performed.

Here, the endoscope may include an endoscope for observation including a camera, and a treatment endoscope including applications such as surgery, sampling, and examination with observation, and the term "treatment" And may include an endoscope for simple surgery, harvesting, and examination without a camera. The endoscope for treatment such as surgery, harvesting, and examination may include any of a tongue, a scalpel, and a hook that are exposed at the distal end of the endoscope depending on the purpose. Hereinafter, a tongue, a scalpel, It is named as surgical instrument.

3, the endoscope and treatment tool 130 is provided with scissors and forceps as a surgical instrument 132, and scissors and forceps are provided at the distal end of the cable 131. As shown in Fig. For reference, it is obvious that a wire for controlling the surgical instrument 132 is disposed inside the cable 131. In addition, each endoscope and treatment tool 130 may include a camera 133. That is, in the present embodiment, the treatment instrument 130 corresponds to a general treatment endoscope including a surgical instrument 132, a cable 131, and a camera 133. [ In the present embodiment, the scissors and the forceps are shown as a surgical instrument, but in some cases, the forceps, the hook, the scalpel, the pin, and the electric dissector (electrocautery: heat generated by flowing a high current to the human body part A device that burns tissue, performs incision or hemostasis), and the like. Of course, in the present embodiment, the treatment tool may be a general endoscope including a combination of a camera and a surgical instrument, but in some cases, excluding surgical instruments or cameras as a treatment tool when they are independently mounted no. 3, an endoscope and a treatment tool 130 of the same shape are shown, but the endoscope and the treatment tool may have different surgical instruments, and the number thereof or the presence or absence of the camera may be optional.

The endoscope and treatment tool 130 are provided in the form of a cable. These two or more endoscope and treatment tool 130 can enter the abdominal cavity through the transport guide part 110.

At this time, the endoscope and the treatment tool 130 can be inserted into the abdominal cavity together with the transport guide part 110 in a state of being inserted into the guide hole 112 of the transport guide part 110, The endoscope and treatment tool 130 may enter the abdominal cavity through the guide hole 112 provided inside the transfer guide part 110. [

3 and 4, the endoscope system 100 can observe the inside of the abdominal cavity through the camera 140 exposed to the end of the endoscope and the treatment tool 130, and the distal end of the delivery guide unit 110 A distribution section 120 may be provided. Here, the dispensing unit may be separately manufactured, or may be manufactured integrally with the transport guide unit 110 as in the present embodiment.

An inlet hole 122 communicating with the guide hole 112 is provided inside the distributor 120 so that the endoscope and the treatment instrument 130 can be respectively inserted into the inlet hole 122 and the inlet hole 122, (130). Specifically, in this embodiment, two inlet holes 122 for the endoscope and the treatment tool 130 are provided. Likewise, the guide hole 112 is also divided so as to insert the endoscope and the treatment tool 330, respectively, and each divided guide hole 112 communicates with the inlet hole 122. Therefore, it is possible to prevent the endoscope and the treatment tool 130 from contacting each other in the guide hole 112, and to smoothly move the endoscope and the treatment tool 130 in the guide hole 112. However, the present invention does not exclude the placement of a plurality of endoscopes and treatment tools with one guide hole.

At this time, the opening 124 of the inlet hole 122 is preferably formed in a different direction so that the tips of the treatment tool 130 exposed through the opening 124 are exposed while being separated from each other. When the endoscope and the treatment tool 130 are exposed in parallel with each other through the tip of the conveyance guide part 110, The interval between the treatment tools 130 is too close to allow the surgical operation through the endoscope and the treatment tool 130 to be difficult to proceed smoothly. Accordingly, the endoscopes and the treatment tools 130 exposed through the openings 124 formed in different directions in this embodiment enter the abdominal cavity in a state where they are spaced apart from each other, and the operation through the endoscope and the treatment tool 130 The work can be performed more easily.

A valve plate 150 is provided on the inner side of the inlet hole 122 so as to be in close contact with the outer surface of the endoscope and the treatment instrument 130. By the valve plate 150, It can be prevented from flowing in the abdominal cavity. In this embodiment, the valve plate 150 may be made of an integral elastic material having a through hole at the center thereof.

As described above, the abdominal cavity may be filled with muscles or fats in addition to various organs. Therefore, air is injected at the time of operation to provide a minimum space for operating the endoscope and the treatment tool 130. At this time, the introduced air can be passed through the guide hole 112 of the transport guide part 110 again.

The valve plate 150 prevents the air introduced into the abdominal cavity from escaping to the outside of the body again as described above, and may prevent the body fluid in the body from flowing backward in some cases.

5 and 6 are respectively a perspective view and a sectional view of an endoscope system according to another embodiment of the present invention. A detailed description of the components of the endoscope system according to the present embodiment can be referred to the previous embodiments, The description will focus on the difference from the previous embodiment.

5 and 6, the endoscope system 200 includes a transfer guide unit 210 and a dispensing unit 220. A guide hole 212 through which the endoscope and the treatment tool 230 can reciprocate is formed in the transport guide part 210.

The dispensing part 220 according to the present embodiment is integrally formed with the conveyance guide part 210 at the distal end of the conveyance guide part 210 and includes a plurality of endoscopes and treatment tools 230 A hole 222 is provided.

The inlet hole 222 is communicated with the guide hole 212 and the valve plate 250 is provided on the inner side of the inlet hole 222.

The distributor 220 according to the present embodiment is not provided in a Y-shape as in the previous embodiment, but has a hemispherical cross-section at its tip. This is to minimize the damage to the inner wall of the human body during insertion of the endoscope system 200.

However, the direction of the opening 224 of the inlet hole 222 is provided in the same direction as in the previous embodiment, and the endoscope and the treatment tools 230 exposed to the opening 224 are spaced apart from each other By being exposed, the manipulation of the endoscope and treatment tools 230 can be made easier.

For reference, the endoscope and treatment tool 230 includes a camera, a cable, and a plurality of surgical tools similar to the previous embodiments.

7 and 8 are a perspective view and a cross-sectional view of an endoscope system according to another embodiment of the present invention. Referring to FIG. 7, the delivery guide unit 110, the dispensing unit 120, and the endoscope and the treatment tool 130 The endoscopic system 100 comprising is substantially the same as the previous embodiment. The above description of the components can refer to the previous embodiments, and in this embodiment, the cap for end cap 160, which has not been described in the previous embodiment, will be mainly described.

8, the leading end cap 160 can be fitted to the leading end portion of the conveying guide portion 110, and a separate groove or projection can be formed on the inner surface of the leading end cap or on the outer peripheral surface of the leading end portion of the conveying guide portion. They may be provided to each other and combined with each other.

8, a slit 162 is formed at the lower end of the cap 160 for cutting. This slit 162 is easily inserted when the tip cap 160 is fitted to the distal end portion of the transfer guide portion 110 and conversely the distal end cap 160 is separated from the distal end portion of the transfer guide portion 110 The slit 162 can be opened in the process of pushing the inner surface of the leading end cap 160 and it is also easy to remove the leading end cap 160 from the leading end of the conveying guide portion 110. [

The tip cap 160 may be formed to be narrower than the rear end so as to easily enter the oral cavity such as the mouth where the human body can enter. For this purpose, an inclined surface may be formed on the outer surface of the tip of the tip cap. The inclined surface of the tip cap described above can be provided in a gentle slope as applied to a horn shape such as a bell shape of a musical instrument such as a horn, a tuba, or a trumpet. As an example of a specific shape, A cone, a cone, a polygonal cone, or a hemispherical shape, and it is natural that the shape of the tip cap can be changed and designed within a range of shapes that can be easily inserted into a narrow opening formed in the human body.

Further, the cap for end cap 160 may be made of a transparent material so as not to block the view of the camera 133.

In particular, when the delivery guide 110 reaches a desired position, the end cap 160 can be pulled forward and separated by pushing the endoscope and the treatment tool 130 as shown in FIG. At this time, the separated tip cap 160 can be made of a biodegradable material which is decomposed by itself in the human body without needing to be recovered again. Materials having such properties are specifically exemplified by polyesters, polyhydroxyalkanoates (PHAs), poly [alpha] -hydroxyacids, poly [beta] -hydroxyacids, poly-3 -hydroxybutyrate-co- (PHBV), poly 3-hydroxyproprionate (PHP), poly (3-hydroxyhexanoate (PHH), poly 4-hydroxy acid, poly 4-hydroxybutyrate, poly 4-hydroxy Polylactide-co-glycolide (PLGA), polydioxanone, polyorthoester, poly < RTI ID = 0.0 > Polyglycolic acid-co-trimethylenecarbonate, polyphosphoester, polyphosphoester urethane, polyamino acid, polycyanoacrylate, polytrimethylene carbonate, polyiminocarbon Byte, the poly may be prepared, including tyrosine carbonates, polycarbonates, tyrosine arylate, polyalkylene oxalates, poly-phosphazene-presence and at least one of a PHA-PEG.

For reference, the tip cap may be provided with a window having a flat outer surface in the tip cap corresponding to the front face of the camera, so that the field of view of the camera is not refracted. Here, it is natural that the flat surface of the tip cap is provided in parallel with the lens surface of the camera.

In addition, the window corresponding to the front face of the camera may be provided in the form of a fish-eye lens. The fisheye lens can have a wider field of view with a super wide-angle lens whose angle is more than 180 degrees, and the specific shape of the fisheye lens can refer to a known technique.

7 and 8 illustrate the case where the cap for the end is applied to the endoscope and the treatment tool according to the embodiment of the present invention. However, in some cases, as shown in Figs. 5 and 6, It is obvious that the present invention is also applicable to an endoscope and a treatment tool of another embodiment of the present invention.

9 and 10 are sectional views of an endoscope system according to another embodiment of the present invention,

9 and 10, the transport guide portion 310, the dispensing portion 320, and the endoscope and the treatment tool 330 of the endoscope system 300 according to the present embodiment are substantially the same as those of the previous embodiment. The description of the components described above can be referred to the preceding embodiments, and the present embodiment will be described focusing on configurations different from the preceding embodiments.

In the present embodiment, the endoscope system 300 further includes a direction switching unit 370 for switching the direction of the distribution unit 320. [ Specifically, the direction switching unit 370 may be provided at one end thereof adjacent to the front end of the distribution unit 320 and at the other end thereof as a wire exposed to the rear end of the conveyance guide unit 310. Therefore, the wire can be pulled or pushed to switch the tip direction of the distribution portion 320. [ As shown in FIGS. 9 and 10, the wire may be inserted into a wire guide 380 provided separately inside the transport guide part 310 and the distribution part 320.

In addition, in the present embodiment, the endoscope support part 360 is further disposed between the distribution part 320 and the endoscope and the treatment tool 330. The endoscope support part 360 is provided in the hollow so that the endoscope and the treatment tool 330 can be moved inward.

The cable 331 of the endoscope and treatment tool 330 is provided with a soft material such as synthetic resin, rubber, silicone and the like, and thus is bent well when exposed through the opening of the distributor 320. The endoscope support portion 360 is provided so as to be selectively exposed through the opening of the distribution portion 320 so that the endoscope support portion 360 is firmly fixed to the endoscope support portion 360 so as to support the endoscope and the treatment tool 330 exposed to the distribution portion 320 . This can be advantageously used to push out the tip cap provided at the tip of the dispensing portion 320 as in the previous embodiment. For example, the hollow endoscope supporting portion 360 can be manufactured by selecting materials within a range that is good in lubrication and does not bend easily. For example, polyacetal (POM), polyphenylene oxide (PPO) (PC), polybutylene terephthalate (PBT), or the like.

The endoscope supporting portion 360 may be exposed to the outside of the distribution portion by inserting a wire 366 having one end coupled to the endoscope supporting portion 360 and the other end exposed to the rear end of the conveyance guide portion 310. Specifically, the endoscope supporting portion 360 can be exposed to the outside of the opening of the distribution portion 320 by pulling the supporting portion wire 390a, and the endoscope supporting portion 360 can be moved inward by pulling the supporting portion wire 390b. 10, the wire may be inserted into the wire guide 380 provided separately inside the feed guide part 310 and the distribution part 320. 9 and 10, the wire hole 380 is arranged in a line with the guide hole 312 or the lead-in hole 322. However, in some cases, as shown in FIG. 10, It is also possible to arrange the guide hole 312 at a portion where there is a margin above or below the guide hole 312.

In the present embodiment, the guide hole 312 is divided so as to allow insertion of the two endoscopes and the treatment tool 330, and the inlet hole 322 is formed as many as the number of the divided guide holes 312 And each of the guide holes 312 is in communication with a different inlet hole 322.

Therefore, it is possible to prevent the endoscope and the treatment tool 330 from contacting each other in the guide hole 312, and to smoothly move the endoscope and the treatment tool 330 in the guide hole 312.

For reference, in this embodiment, a plate film 350 which can be brought into close contact with the outer surface of the endoscope and the treatment tool 330 may be provided on the inner side of the inlet hole 322, respectively.

11 is a cross-sectional view of an endoscope system according to another embodiment of the present invention.

11, the transport guide portion 410, the dispensing portion 420, and the endoscope and the treatment tool 430 of the endoscope system 400 according to the present embodiment are substantially the same as those of the previous embodiment. The description of the components described above can be referred to the preceding embodiments, and the present embodiment will be described focusing on configurations different from the preceding embodiments.

The endoscope system 400 includes a transfer guide 410 and a joint portion 480 disposed between the dispensing portion 420 and the joint portion 480 includes a transfer guide portion 410 ) Tip end portion. The joint portion 480 can be rotated by the movement of the two joint wires 490 coupled to the outer periphery of the joint portion 480 opposite to each other.

For reference, in this embodiment, a valve plate 450 which can be brought into close contact with the outer surface of the endoscope and the treatment tool 430 may be provided on the inner side of the inlet hole.

Also in this embodiment, the endoscope supporting portion 460 can be further disposed between the distribution portion 420 and the endoscope and the treatment tool 430. [

Although the present invention has been described with reference to the preferred embodiments thereof, it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined in the following claims. It can be understood that

100: endoscope 110:
112: guide hole 120: distribution portion
122: inlet hole 130: treatment tool
160: Cap for cap

Claims (22)

delete delete delete delete delete delete delete delete delete delete delete An endoscope system for inserting an endoscope and a treatment tool into an abdominal cavity through an entrance hole formed in a digestive organs of a body,
A conveyance guide unit having a guide hole formed therein for simultaneously conveying and guiding the endoscope and the treatment tool;
And the endoscope and the treatment tool can be exposed at the tip of the guide hole, and the delivery guide can be introduced into the abdominal cavity through the entrance hole,
And a dispensing part provided at a distal end of the transport guide, wherein an inlet hole communicating with the guide hole is formed inside the dispensing part so that the endoscope and the treatment tool are inserted, respectively,
Wherein the opening of the inlet hole is formed in a different direction so that the ends of the endoscope and the treatment tool exposed through the opening are spaced apart from each other. delete delete 13. The method of claim 12,
And a valve plate closely attached to an outer surface of the endoscope and the treatment tool on the inner surface of the inlet hole,
Wherein the valve membrane can prevent air and fluid from flowing in the inlet hole and the abdominal cavity. 16. The method of claim 15,
Wherein the valve plate is made of an integral elastic material having a through hole at the center thereof. 13. The method of claim 12,
Further comprising a tip cap formed of a biodegradable material having a narrow distal end portion mounted on a distal end portion of the delivery guide. 18. The method of claim 17,
And the end cap is detached by exposing the endoscope and the treatment tool to the tip of the guide hole. 18. The method of claim 17,
Wherein the cap for the tip is selected from the group consisting of polyesters, polyhydroxyalkanoates (PHAs), poly-a-hydroxyacids, poly-beta -hydroxyacids, poly-3-hydrobutyrate-co- valerate (PHBV) Poly (4-hydroxybutyrate), poly (4-hydroxyvalerate), poly (4-hydroxybutyrate) (PLGA), polydioxanone, polyorthoesters, polyanhydrides, polyanhydrides, polyanhydrides, polyanhydrides, polyanhydrides, polyglycolides, , Polyglycolic acid-co-trimethylene carbonate, polyphosphoester, polyphosphoester urethane, polyamino acid, polycyanoacrylate, polytrimethylene carbonate, polyiminocarbonate, Carbonates, polycarbonates, tyrosine arylate, polyalkylene oxalates, poly-phosphazene-presence and PHA-PEG of at least any one of an endoscope system comprising: a. 13. The method of claim 12,
And a direction switching unit for switching the direction of the distribution unit. 13. The method of claim 12,
An endoscope support portion disposed between the distribution portion and the endoscope and the treatment tool,
Wherein the endoscope support portion is selectively exposed through the opening of the dispensing portion. 13. The method of claim 12,
Wherein the guide holes are divided so that a plurality of the endoscopes and the treatment tool can be inserted, respectively.

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