JP2002085336A - Insertion assisting tool of endoscope for animal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an insertion assisting tool of an endoscope for the animal capable of easily inserting and removing the endoscope for the animal in and from the body cavity without damage of the endoscope. SOLUTION: This insertion assisting tool 9 of the endoscope for the animal is provided with an insertion assisting sheath 11 formed of a soft tube for passing the endoscope, and a mouth piece 10 having means 14 interlocked with the upper and lower canine teeth of a subject animal to extend the space between the upper and lower canine teeth to a designated distance.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a veterinary endoscope insertion aid which can be inserted into the body of an animal other than a human to perform an inspection or the like.

[0002]

2. Description of the Related Art Conventionally, when an endoscope for an animal is inserted into a body cavity of the animal, the insertion is assisted by using a human endoscope insertion aid or a mouthpiece. That is,
Veterinarians and the like have had to use endoscope insertion aids and mouthpieces for humans, since there has been no insertion aid specifically for animals.

[0003]

However, since animals such as dogs have sharp canines, when an endoscope for animals is inserted using a mouthpiece for humans instead, the endoscope is inserted by the canines. New measures must be taken to prevent damage to the animal, increasing the burden on veterinarians,
There is a concern that the cost will increase accordingly. Further, there is a similar problem when the insertion assisting device for an endoscope for an animal is replaced with a human assistant for inserting an endoscope.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an endoscope for animals which can be easily inserted into and removed from a body cavity without damaging the endoscope for animals. To provide an insertion aid

[0005]

In order to solve the above-mentioned problems, an insertion aid for an animal endoscope according to the present invention comprises: an insertion auxiliary sheath comprising a flexible tube through which an endoscope can be inserted; And a mouthpiece having means for engaging the upper and lower canines at predetermined intervals.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows a combination of an electronic endoscope system 1 for animals. As shown in the figure, an electronic endoscope system 1 for animals comprises an electronic endoscope 2 for animals, a light source device 3 for an endoscope for animals, and a video processor 4 for an endoscope for animals. Become. The light source device 3 and the video processor 4 are connected to the animal endoscope 2 via the light source connector 5 and the video connector 6, respectively, and thereby operate normally. The main body of the electronic endoscope 2 for animals is composed of an insertion section 7 that can be inserted into the body of an animal, and an operation section 8 provided on the hand side of the insertion section 7.

FIG. 2 shows an insertion aid 9 according to a first embodiment of the present invention. As shown in the drawing, the insertion assisting device 9 includes a mouthpiece 10 and an insertion assisting sheath 11.

The mouthpiece 10 is made of a hard plastic, and protects the insertion portion 7 of the endoscope 2 for animals mainly from the incisor teeth of the animal.
have. The mouthpiece body 12 is provided with an insertion port 13 through which the insertion section 7 of the animal endoscope 2 can be inserted. Further, on both sides of the mouthpiece body 12, cylindrical block members 14, 14 for protecting the insertion portion 7 of the animal endoscope 2 mainly from the canine teeth of the animal are provided.

The insertion assisting sheath 11 is formed of a flexible tubular body (soft tube) formed of a synthetic resin such as polyurethane. The insertion assist sheath 11 covers at least the oral cavity of the animal to be examined and is set to have a length exceeding the larynx. The insertion assist sheath 11
May be detachably attached to the mouthpiece 10.

Next, the operation of the insertion aid 9 having the above configuration will be described with reference to FIG.

FIG. 3 shows a state in which the insertion aid 9 is inserted into the esophagus from the mouth of a test animal, for example, a dog, and the insertion section 7 of the endoscope 2 for an animal is inserted into the insertion opening of the insertion aid 9 in this state. It shows a state of being inserted from the portion 13 into the insertion assisting tool 9. As shown in the figure, the insertion portion 7 is protected from the incisor by the mouthpiece body 12, and the insertion portion 7 is protected from the canine by the block member 14. In this case, the block members 14, 14
Are engaged with the upper and lower canines of the subject animal and open at predetermined intervals between the upper and lower canines.

Further, as described above, since the insertion assisting sheath 11 is set to have a length exceeding the larynx so as to cover at least the oral cavity of the subject animal, it is possible to protect the insertion portion 7 from molars. it can.

As described above, the insertion aid 9 of the present embodiment includes the mouthpiece main body 12, the block member 14,
14 and the insertion assisting sheath 11, the incisor of the subject animal,
Since the insertion part 7 can be protected from canines and molars,
The animal endoscope 2 can be inserted into and removed from the body cavity of the animal without damaging it. In addition, in the insertion assisting device 9 of the present embodiment, the insertion assisting sheath 11 is set to have a length that covers at least the oral cavity of the subject animal and exceeds the larynx. The endoscope for animals 2 can be easily inserted into and removed from the body cavity of the animal.

FIG. 4 shows a second embodiment of the present invention. Note that, in this embodiment, the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

As shown in FIG.
A is a proximal portion 11a and a distal portion 11 which are separate from each other.
b constitutes the insertion assisting sheath 11. The proximal portion 11a is formed to be harder than the distal portion 11b. In addition, a proximal end portion 11a and a distal end portion 11b
Are detachably connected via a connecting member 16. The length of the proximal portion 11a is set to a length that covers the oral cavity of the test animal. Other configurations are the same as those of the first embodiment.

As described above, the insertion aid 9A of the present embodiment is
Is a proximal portion 1 of the insertion assisting sheath 11 located in the oral cavity.
Since 1a is formed rigidly, it is possible to prevent the endoscope 2 for animals from being damaged by the molars of the animal. Of course, the same operation and effect as those of the first embodiment can be obtained.

FIG. 5 shows a third embodiment of the present invention. Note that, in this embodiment, the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

As shown in FIG.
In B, an insertion assisting sheath 11 is constituted by an airway securing sheath portion 20 and an insertion sheath portion 21. That is, two sheaths of the airway securing sheath portion 20 and the insertion sheath portion 21 are connected to the mouthpiece body 12. The mouthpiece body 12 also has an insertion sheath 2
1 is provided with an insertion port portion 22 which can communicate with the insertion portion 7 of the endoscope 2 for animals. In addition, the base end of the airway securing sheath 20 penetrates the mouthpiece body 12, and a base 23 that can be connected to various anesthesia devices is attached to the proximal opening of the airway securing sheath 20. ing. The two sheath portions 20 and 21 are each formed of a flexible material such as a synthetic resin and have flexibility.

Next, the operation of the insertion aid 9B having the above configuration will be described with reference to FIG.

FIG. 6 shows that the insertion assisting tool 9B is inserted into the esophagus from the mouth of a subject animal, for example, a dog, and the insertion section 7 of the endoscope 2 for an animal is inserted into the insertion opening of the insertion assisting tool 9B. Part 22
7 shows a state in which the tool is inserted into the insertion assisting tool 9B. As shown, the insertion portion 7 is protected from the incisor by the mouthpiece body 12, and the insertion portion 7 is protected by the block member 14.
Is protected from canines. In this case, the block member 14,
Numeral 14 is engaged with the upper and lower canines of the subject, and opens the upper and lower canines at predetermined intervals.

As described above, since the insertion assisting sheath 11 is set to have a length exceeding the larynx so as to cover at least the oral cavity of the subject animal, the insertion portion 7 can protect the insertion portion 7 from molars. it can.

The endoscopy performed on animals is
Usually, it is performed under general anesthesia, so that endotracheal intubation is always required. Therefore, in the present embodiment, the airway securing sheath 20 is provided integrally with the mouthpiece body 12 separately from the insertion sheath 21 so that the tracheal intubation and the insertion assist are performed at the same time, so that the airway can be secured easily. ing.

Therefore, the insertion aid 9B of the present embodiment
Has the same effects as the first embodiment, and can easily secure the airway.

By the way, a disposable sheath for a human endoscope has existed conventionally, but there is no idea to use it across different departments like an animal endoscope.
Therefore, when used for animals with large individual differences, it may be difficult to use. Therefore, a disposable sheath suitable for the subject of the animal to be used will be described below.

As shown in FIG. 7, the electronic endoscope main body 24 for animals generally has an image transmission system 25. The image transmission system 25 is a portion having only a basic configuration of the endoscope. The image transmission system 25 introduces light from an endoscope light source device (not shown) to a distal end portion 27 of the endoscope by a ride guide 26, and An image obtained through the lens 28 is transmitted to the outside of the body. Normally, by rotating the angle knob 29, the direction of the tip 27 can be changed. Of course, a mechanism for changing the direction of the tip 27 may or may not be provided.

A plurality of types of disposable sheaths 30, 31 as shown in FIG.
... can be mounted. Disposable sheath 30, 3
Reference numeral 1 denotes a first channel 32 formed of a flexible material such as PTFE, PFA, and the like, and a treatment tool insertion conduit through which a treatment tool such as a grasping forceps is inserted. And second channel 3 also serving as suction line
3, 34.

The disposable sheath 30 is for cats, and the disposable sheath 31 is for dogs. That is, the second channel 3 of the disposable sheath 30
The inner diameter of 3 is formed smaller than that of the second channel 34 of the disposable sheath 31. Also,
The outer diameter of the entire sheath is smaller in the disposable sheath 30 than in the disposable sheath 31 and is sized according to the size of the individual animal. In addition, the disposable sheath 30 and the disposable sheath 31 have different sheath colors, so that the type can be determined based on the difference in color.

Therefore, according to such a configuration, 1
Since a plurality of types of disposable sheaths can be mounted on one animal electronic endoscope main body 24, by changing the combination of the disposable sheaths, an animal endoscope that is optimal for animals with large individual differences can be obtained. Will be possible. In addition, there is no need to prepare a plurality of electronic endoscopes for animals according to the individual animals, which is economical. Further, misuse can be prevented by changing the color of the sheath.

FIG. 9 shows another example of the disposable sheath. As shown in the figure, a plurality of animal endoscope bodies 37 and 38 having different lengths of the insertion portions 35 and 36 are prepared,
A large disposable sheath 39 having a large treatment channel (second channel) 39 is combined with an animal endoscope main body 37 having a long insertion section 35, and an animal endoscope body having a short insertion section 36. A small disposable sheath 40 having a small treatment channel (second channel) 40 is combined with the endoscope main body 38. Further, as shown in FIG. 10, in the endoscope bodies 37 and 38 for animals, the effective lengths A, B... Of the insertion portions and the outer diameters a, b. It has become.

The effective lengths of the insertion portions 35 and 36 are A and B,
When the corresponding outer diameters of the insertion portions 35 and 36 are a and b, A> B → a ≧ b That is, the lineup of veterinary endoscopes has a larger insertion portion outer diameter as the insertion portion has a longer effective length. By doing so, it is possible to provide an animal endoscope suitable for the size of the animal and easy to use, thereby contributing to reducing the pain of the animal.

According to the technical contents described above, the following various configurations can be obtained.

1. In an insertion aid for an endoscope for animals,
A veterinary endoscope comprising a mouthpiece portion and an insertion assisting sheath portion, wherein at least the mouthpiece portion is provided with means for opening a canine tooth, and the insertion assisting sheath portion is formed by a flexible tube. Insertion aid.

2. 2. The veterinary endoscope insertion aid according to claim 1, wherein at least a portion located in the oral cavity when the insertion assisting sheath portion is used is formed to be harder than other portions.

3. 2. The veterinary endoscope insertion assistance device according to claim 1, wherein the insertion assistance sheath portion comprises a lumen for an oral cavity and a lumen for securing an airway.

4. 2. The insertion aid for an animal endoscope according to claim 1, wherein the mouthpiece portion is detachable from the insertion assisting sheath portion.

5. An endoscope for an animal, wherein a plurality of types of disposable sheaths are assembled in the endoscope for an animal.

6. 6. The endoscope for animals according to claim 5, wherein the plurality of types of disposable sheaths are divided for each subject of the moving part.

7. 7. The endoscope for animals according to claim 6, wherein the plurality of types of disposable sheaths have different sheath colors.

8. The scope lineup of animal endoscopes was set such that the smaller the outer diameter of the insertion portion, the shorter the effective length.

[0041]

As described above, according to the insertion aid of the present invention, the endoscope for animals can be easily inserted into and removed from the body cavity without damaging the endoscope.

[Brief description of the drawings]

FIG. 1 is a schematic view showing a combination of an electronic endoscope system for animals.

FIG. 2 is a cross-sectional view of the insertion aid according to the first embodiment of the present invention.

FIG. 3 is a view showing a use form of the insertion assisting tool of FIG. 2;

FIG. 4 is a sectional view of an insertion aid according to a second embodiment of the present invention.

FIG. 5 is a cross-sectional view of an insertion aid according to a third embodiment of the present invention.

FIG. 6 is a view showing a use form of the insertion assisting tool of FIG. 5;

FIG. 7 is an overall view of an animal endoscope main body.

FIG. 8 is a schematic view showing a combination of disposable sheaths.

FIG. 9 is a schematic view showing another example of the combination of the disposable sheath.

FIG. 10 is a schematic diagram showing a relationship between an insertion portion effective length and an outer diameter of the electronic endoscope for animals.

[Explanation of symbols]

 9, 9A, 9B ... insertion assisting tool 10 ... mouthpiece 11 ... insertion assisting sheath 14 ... block member

Continued on the front page (72) Inventor Hisao Yabe 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Industrial Co., Ltd. (72) Inventor Hinako Ichihara 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus F-term (reference) 4C061 GG23 GG24 JJ03 JJ06

Claims (1)

[Claims] 1. An insertion assisting device for an endoscope for an animal, comprising: an insertion assisting sheath formed of a flexible tube through which the endoscope can be inserted; and a predetermined distance between the upper and lower canines, which is engaged with upper and lower canines of a subject animal. A mouthpiece having means for opening at intervals, and an insertion aid for an endoscope for animals, comprising: