JPH05277176A - Medical treatment means - Google Patents

Abstract

PURPOSE:To provide the medical treatment means which is simple in an operation to absorb and suck blood and can shorten the time for an operation. CONSTITUTION:An absorption tube bundle 3 communicating with a suction passage 2 is mounted to the front end of an insertion part 1 having the suction passage 2 insertable into the coelam with a tracheal inserted through the body wall into the coelam as a guide. The suction passage 2 is connected to a suction pump to suck the blood. The blood is sucked up by capillarity with the suction tube bundle 3 and the sucked up blood is sucked and recovered by the suction pump.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a treatment tool which is inserted into the abdominal cavity of a living body and absorbs blood by, for example, an absorber that absorbs bleeding blood.

[0002]

2. Description of the Related Art When a laparoscope is penetrated through the abdominal wall of a living body and a laparoscope or a treatment tool is inserted into the abdominal cavity using this trocar as a guide to perform a surgical operation for removing the gallbladder, for example, the gallbladder artery is damaged. In some cases a large amount of blood bleeds.

In such a case, there is a method in which a suction tube is inserted into a body cavity through a trocar to suck bleeding blood, but the suction force may damage normal tissue. Therefore, the bleeding blood is wiped with a water-absorbing gauze to stop the bleeding, and the operation is continued.However, when wiping the blood, conventionally, a gauze was inserted from the trocar and the gauze was pressed against the bleeding site to apply the blood to the gauze. Include. The gauze containing the blood is taken out of the body cavity through the trocar, a new gauze is inserted into the body cavity through the trocar, and the blood is wiped off repeatedly.

[0004]

However, since the trocar is formed by a pipe having a small diameter, it is difficult to insert the gauze into the trocar, and even if the gauze is inserted into the body cavity through the trocar. However, it is difficult to guide the gauze to the bleeding site.
Furthermore, when the gauze containing blood is taken out through the trocar, it passes through the narrow passage of the trocar, so that the gauze is compressed and the blood contained in the horn is squeezed again and flows into the body cavity. ..

Therefore, the operation of wiping blood and the operation of stopping hemostasis are troublesome, and particularly when the amount of bleeding is large, it is necessary to insert and remove the wiping gauze many times, and there is a problem that the operation time becomes long.

The present invention has been made in view of the above circumstances, and the purpose thereof is to be able to easily lead to a bleeding site and to easily absorb bleeding blood, etc. An object is to provide a treatment tool that can shorten the operation time.

[0007]

In order to achieve the above object, the present invention provides an insertion portion having a suction passage that can be inserted into a body cavity with a trocar penetrating the body wall and inserted into the body cavity as a guide. The absorbent article is provided at the tip of the insertion portion and communicates with the suction passage, and a suction means that communicates with the suction passage connected to the insertion portion.

[0008]

With the trocar as a guide, the insertion portion is inserted into the body cavity, and the absorber is pressed against the bleeding site so that blood is contained in the absorber and sucked by the suction means to collect the blood outside the body cavity.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

1 to 3 show a first embodiment, FIGS. 1 and 2 show a treatment tool, and FIG. 3 shows a usage state of the treatment tool.
Reference numeral 1 is an insertion portion made of a thin pipe, and a suction passage 2 is provided inside.
Is provided.

A suction tube bundle 3 as an absorber is provided at the tip of the insertion portion 1. This suction tube bundle 3
Is a large number of flexible ultrafine fibrous tubes 3a.
Are converged and have an opening 3b at the front end surface.
Each of the fibrous tubes 3a ... The base is inserted and fixed in the suction passage 2 and communicates with the suction passage 2.
The inside of each fibrous tube 3 a also communicates with the suction passage 2.

A suction mouthpiece 4 communicating with the suction passage 2 is provided at the base end of the insertion portion 1, and a suction tube 5 connected to a suction tank 5a and a suction pump 5 is connected to the suction mouthpiece 4. The operation of absorbing and recovering blood that has bleeded from the organ in the body cavity using the thus configured treatment tool will be described.

First, the insertion portion 1 is inserted into the body cavity by using the trocar 8 penetrating the abdominal wall 7 and inserted into the body cavity, and the suction tube bundle 3 at the distal end is guided to the bleeding site 9 so that the suction tube bundle 3 is inserted. When pressed against the bleeding site 9 or immersed in blood, the blood is sucked up by the capillary action of the suction tube bundle 3.

Further, since the suction pump 5 is actuated to suck the blood through the suction passage 2 through the openings 3b of the fibrous tubes 3a, blood is discharged through the openings 3b.
It is sucked into the suction passage 2 through the inside of a, and is stored in the suction tank 5a via the suction tube 6. That is, blood bleeding inside the body cavity can be collected outside the body cavity.

FIG. 4 shows a second embodiment. The same components as those of the first embodiment are designated by the same reference numerals and their description will be omitted. (A) is one in which the tip end surface of the fibrous tube 3a forming the suction tube bundle 3 is closed, and a plurality of openings 3b are formed in the side surface near the tip. (B) is a suction tube bundle 3
Of the many fibrous tubes 3a forming the
The four are connected by a connecting member 3c.
In the case of (a), the blood sucked up by the capillary phenomenon can be sucked from the opening 3b, and in the case of (b), the capillary phenomenon can be strengthened.

FIG. 5 and FIG. 6 show the third embodiment, and the same components as those in the above-mentioned embodiment are designated by the same reference numerals and the description thereof will be omitted. A water absorbent body 11 as an absorbent body such as a sponge, a gauze or a non-woven fabric having a water absorbing property is attached to a tip end portion of the insertion section 1 through a filter 10.

According to this embodiment, the trocar 8 penetrating the abdominal wall 7 and inserted into the body cavity is used as a guide to insert the insertion portion 1 into the body cavity, and the water absorbent body 11 at the tip is guided to the bleeding site 9 to absorb water. The body 11 can be pressed against the bleeding site 9 to allow the water absorbing body 11 to absorb blood. When the water absorbing body 11 has sufficiently absorbed blood, the suction pump 5 is operated to suck the blood absorbed by the water absorbing body 11 through the suction passage 2, and the blood can be stored in the suction tank 5 a via the suction tube 6. By repeating this operation, blood can be efficiently collected.

FIGS. 7 and 8 show a fourth embodiment. The same components as those in the above embodiment are designated by the same reference numerals and the description thereof will be omitted. A water absorbent body housing portion 13 partitioned by a filter 12 is provided at the tip of the insertion portion 1. Further, it has a wire 14 introduced into the insertion part 1, and a water absorbent body 15 as an absorbent body such as sponge, gauze or non-woven fabric having water absorbability is attached to the tip of the wire 14.

According to this embodiment, the water absorbent body 1 connected to the wire 14 is inserted after the insertion portion 1 is inserted into the body cavity by using the trocar 8 penetrating the abdominal wall 7 and inserted into the body cavity.
5 can be guided to the bleeding site 9, and the water absorbing body 15 can be pressed against the bleeding site 9 to absorb blood into the water absorbing body 15. When the water absorbing body 15 has sufficiently absorbed blood, the wire 14 is pulled to draw the water absorbing body 15 into the water absorbing body accommodating portion 13.
In this state, by operating the suction pump 5, the water absorbed by the water absorbing body 15 can be sucked by the suction passage 2 and can be stored in the suction tank 5 a via the suction tube 6. By repeating this operation, blood can be efficiently collected.

FIG. 9 shows a fifth embodiment. The same components as those in the above-mentioned embodiment are designated by the same reference numerals and the description thereof will be omitted. A water absorbent body accommodating portion 13 partitioned by a filter 12 is provided at the tip of the insertion portion 1, and the screw portion 1 is provided on the inner peripheral surface of the water absorbing body accommodating portion 13.
6 is formed. Further, a suction port 17 communicating with the suction passage 2 is provided on the distal end surface of the insertion portion 1.

According to this embodiment, the water absorbing body 1 connected to the wire 14 is inserted after the insertion portion 1 is inserted into the body cavity using the trocar 8 penetrating the abdominal wall 7 and inserted into the body cavity.
5 can be guided to the bleeding site 9, and the water absorbing body 15 can be pressed against the bleeding site 9 to absorb blood into the water absorbing body 15. When the water absorbing body 15 has sufficiently absorbed blood, the wire 14 is pulled to draw the water absorbing body 15 into the water absorbing body accommodating portion 13.

At this time, the water absorbing body 15 is squeezed by the screw portion 16, the absorbed blood flows into the water absorbing body accommodating portion 13, the blood is sucked into the suction passage 2, and the water absorbing body accommodating portion 13 is absorbed. Blood that has flowed out of the opening of the suction port 17
Is sucked from. By repeating this operation, blood can be efficiently collected.

FIG. 10 shows a sixth embodiment. The same components as those in the above embodiment are designated by the same reference numerals and the description thereof will be omitted. A water absorbent body housing portion 13 partitioned by a filter 12 is provided at the tip of the insertion portion 1, and the water absorbent body housing portion 13 is provided.
The water absorbent body 1 sandwiched by a plurality of wires 18 ...
9 is provided so that it can be sunk freely. That is, the wire 18
When the water absorbing body 19 is projected from the water absorbing body containing portion 13 by means of the ... There is.

According to this embodiment, the water absorbing body 1 held by the wire 18 is inserted after the insertion portion 1 is inserted into the body cavity using the trocar 8 penetrating the abdominal wall 7 and inserted into the body cavity.
9 can be guided to the bleeding site 9, and the water absorbing body 19 can be pressed against the bleeding site 9 to absorb blood into the water absorbing body 19. When the water absorbing body 19 has sufficiently absorbed blood, the wire 18 is pulled to draw the water absorbing body 19 into the water absorbing body accommodating portion 13.

At this time, since the water absorbing body 19 is contracted, the absorbed water flows into the water absorbing body accommodating portion 13, and this blood is sucked into the suction passage 2. By repeating this operation, blood can be efficiently collected.

[0026]

As described above, according to the present invention, since the absorber that communicates with the suction passage is provided at the tip of the insertion portion having the suction passage that can be inserted into the body cavity, it is easily guided to the bleeding site. In addition, it is possible to easily absorb the bleeding blood and the like and also to suck the absorbed blood. Therefore, it is possible to provide a treatment tool capable of efficiently collecting blood even in a large amount of bleeding and shortening the operation time.

[Brief description of drawings]

FIG. 1 is a side view in which a part of a treatment tool according to a first embodiment of the present invention is cut away.

FIG. 2 is a perspective view of a distal end portion of the treatment tool according to the embodiment.

FIG. 3 is a side view showing a usage state of the treatment tool of the embodiment.

4 (a) and 4 (b) are perspective views showing a fibrous tube of a treatment tool according to a second embodiment of the present invention.

FIG. 5 is a vertical sectional side view of a treatment tool according to a third embodiment of the present invention.

FIG. 6 is a side view showing a usage state of the treatment tool of the embodiment.

FIG. 7 is a vertical sectional side view of a treatment tool according to a fourth embodiment of the present invention.

FIG. 8 is a vertical cross-sectional side view showing a state in which the water absorbent body of the embodiment is retracted.

FIG. 9 is a perspective view of a distal end portion of a treatment tool according to a fifth embodiment of the present invention.

FIG. 10 shows a distal end portion of a treatment tool according to a sixth embodiment of the present invention, (a) is a vertical cross-sectional side view with a water absorbing body retracted, and (b) is a vertical cross-sectional side view with a water absorbing body protruding. Fig.

[Explanation of symbols]

1 ... insertion part, 2 ... suction passage, 3 ... suction tube bundle (absorbent body), 6 ... suction pump (suction means).

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[Procedure amendment]

[Submission date] June 8, 1992

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be corrected] 0002

[Correction method] Change

[Correction content]

[0002]

2. Description of the Related Art When a laparoscope is penetrated through the abdominal wall of a living body, and a laparoscope or a treatment tool is inserted into the abdominal cavity using the trocar as a guide to perform, for example, a cholecystectomy operation, the gallbladder artery is damaged. In some cases, it causes a lot of bleeding .

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0017

[Correction method] Change

[Correction content]

According to this embodiment, the trocar 8 inserted through the abdominal wall 7 into the body cavity is used as a guide to insert the insertion portion 1 into the body cavity, and the water absorbent body 11 at the tip portion is guided to the bleeding site 9 to absorb water. The body 11 can be pressed against the bleeding site 9 to allow the water absorbing body 11 to absorb blood. When the water absorbing body 11 has sufficiently absorbed blood, the suction pump 5 is operated to suck the blood absorbed by the water absorbing body 11 through the suction passage 2, and the blood can be stored in the suction tank 5 a via the suction tube 6. By repeating this operation, blood can be efficiently collected.

[Procedure 3]

[Document name to be corrected] Drawing

[Correction target item name] Figure 7

[Correction method] Change

[Correction content]

[Figure 7]

Front page continuation (72) Inventor So Tsukagoshi 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Minor Tsuruta 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optics Kogyo Co., Ltd. (72) Inventor Shuichi Kimura 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Yasuhiko Omagari 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optics Kogyo Co., Ltd. (72) Shinichi Nishigaki 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Tsuruo Hatori 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optics Kogyo Co., Ltd. (72) Inventor Nobuhiko Washizuka 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Kenji Yoshino 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optics Industrial Co., Ltd. (72) Inventor Keisuke Saito 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd.

Claims (1)

[Claims] 1. An insertion portion having a suction passage that can be inserted into the body cavity by using a trocar inserted through the body wall into the body cavity as a guide, and is provided at the tip of the insertion portion and communicates with the suction passage. A treatment instrument comprising: an absorber and suction means communicating with the suction passage connected to the insertion portion.