JP3676663B2 - Veterinary endoscope insertion aid - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an insertion aid for an animal endoscope that can be inserted into the body of an animal other than a human and can be examined.
[0002]
[Prior art]
Conventionally, when an animal endoscope is inserted into a body cavity of an animal, insertion support is performed using a human endoscope insertion aid or a mouthpiece. That is, since there has been no conventional animal insertion aid, veterinarians have had to use a human endoscope insertion aid or mouthpiece.
[0003]
[Problems to be solved by the invention]
However, since animals such as dogs have sharp canines, insertion of an animal endoscope instead of a human mouthpiece prevents the canine from damaging the endoscope. New means must be considered, and the burden on the veterinarian increases, and there is a concern about the associated increase in costs. There is a similar problem when an insertion aid for an animal endoscope is used instead of a human insertion aid for an endoscope.
[0004]
The present invention has been made paying attention to the above circumstances, and its object is to assist insertion of an animal endoscope that can be easily inserted into and removed from a body cavity without damaging the animal endoscope. It is to provide tools [0005]
[Means for Solving the Problems]
In order to achieve the above object, an insertion aid for an animal endoscope according to the present invention includes an insertion aid sheath made of a flexible tube that can be inserted through an insertion portion of an animal endoscope, and upper and lower parts of a subject animal. A holding member that is bitten by canine teeth and holds the upper and lower canine teeth at a predetermined distance; and a mouthpiece disposed on the insertion assisting sheath .
[0006]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
[0007]
FIG. 1 shows a combination of an electronic electronic endoscope system 1 for animals. As shown in the figure, an animal electronic endoscope system 1 includes an animal electronic endoscope 2, a light source device 3 for an animal endoscope, and a video processor 4 for an animal endoscope. 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, thereby operating normally. The electronic endoscope 2 for animals has a main body constituted by an insertion portion 7 that can be inserted into the body of an animal and an operation portion 8 provided on the hand side of the insertion portion 7.
[0008]
FIG. 2 shows an insertion assisting tool 9 according to the first embodiment of the present invention. As shown in the figure, the insertion assisting tool 9 includes a mouthpiece 10 and an insertion assisting sheath 11.
[0009]
The mouthpiece 10 is made of hard plastic, and has a mouthpiece body 12 that protects the insertion portion 7 of the animal endoscope 2 mainly from the incisors of the animal. The mouthpiece body 12 is provided with an insertion port 13 through which the insertion part 7 of the animal endoscope 2 can be inserted. Further, on both sides of the mouthpiece body 12, cylindrical block members 14 and 14 that protect the insertion portion 7 of the animal endoscope 2 mainly from the canine teeth of the animal are provided.
[0010]
The insertion assisting sheath 11 is made of a flexible tubular body (soft tube) formed of a synthetic resin such as polyurethane. Further, the insertion assisting sheath 11 covers at least the oral cavity of the animal to be examined and is set to a length exceeding the larynx. The insertion assisting sheath 11 may be detachably attached to the mouthpiece 10.
[0011]
Next, the operation of the insertion assisting tool 9 having the above configuration will be described with reference to FIG.
[0012]
FIG. 3 shows that the insertion assisting tool 9 is inserted from the mouth of a test animal, for example, from the mouth of a dog toward the esophagus, and the insertion portion 7 of the animal endoscope 2 is inserted from the insertion opening 13 of the insertion assisting tool 9 in this state. A state of insertion through the insertion assisting tool 9 is shown. As shown in the figure, the mouthpiece body 12 protects the insertion portion 7 from the incisor and the block member 14 protects the insertion portion 7 from the canine. In this case, the block members 14 and 14 are engaged with the upper and lower canines of the subject animal, and open between the upper and lower canines at a predetermined interval.
[0013]
Further, as described above, since the insertion assisting sheath 11 is set to a length that covers at least the oral cavity of the animal to be examined and exceeds the larynx, the insertion portion 7 can be protected from the molar teeth.
[0014]
As described above, the insertion assisting tool 9 of the present embodiment protects the insertion portion 7 from the incisors, canines, and molars of the subject animal by the mouthpiece body 12, the block members 14 and 14, and the insertion assisting sheath 11. Therefore, the animal endoscope 2 can be inserted into and removed from the body cavity of the animal without damaging it. Further, in the insertion assisting tool 9 of the present embodiment, the insertion assisting sheath 11 is set to a length that covers at least the oral cavity of the animal to be examined and exceeds the larynx (the insertion assisting sheath 11 extends beyond the larynx and into the esophagus). Therefore, the animal endoscope 2 can be easily inserted and removed from the body cavity of the animal.
[0015]
FIG. 4 shows a second embodiment of the present invention. In the present embodiment, the same components as those in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
[0016]
As shown in the drawing, in the insertion assisting tool 9A of the present embodiment, an insertion assisting sheath 11 is constituted by a proximal end portion 11a and a distal end portion 11b that are separate from each other. The proximal end portion 11a is formed to be harder than the distal end portion 11b. Further, the proximal end portion 11 a and the distal end portion 11 b are detachably connected via a connecting member 16. In addition, the length of the base end side part 11a is set to the length which covers the oral cavity of a test animal. Other configurations are the same as those of the first embodiment.
[0017]
As described above, in the insertion assisting tool 9A of the present embodiment, the proximal end portion 11a of the insertion assisting sheath 11 positioned in the oral cavity is rigidly formed, so that the animal endoscope 2 is damaged by the animal molar teeth. Can be prevented. Of course, the same effect as the first embodiment can be obtained.
[0018]
FIG. 5 shows a third embodiment of the present invention. In the present embodiment, the same components as those in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
[0019]
As illustrated, in the insertion assisting tool 9B of the present embodiment, the insertion assisting sheath 11 is configured by an airway securing sheath portion 20 and an insertion sheath portion 21. That is, two sheaths, an airway securing sheath portion 20 and an insertion sheath portion 21, are connected to the mouthpiece body 12. In addition, the mouthpiece body 12 is provided with an insertion port portion 22 that communicates with the insertion sheath portion 21 and through which the insertion portion 7 of the animal endoscope 2 can be inserted. The mouthpiece body 12 has a proximal end of the airway securing sheath portion 20 penetrating through the mouthpiece body 12, and a base 23 that can be connected to various anesthesia devices is attached to the proximal end opening of the airway securing sheath 20. ing. The two sheath portions 20 and 21 are each made of a flexible material such as synthetic resin and have flexibility.
[0020]
Next, the operation of the insertion assisting tool 9B having the above configuration will be described with reference to FIG.
[0021]
FIG. 6 shows that the insertion assisting tool 9B is inserted from the mouth of a test animal, for example, from the mouth of the dog toward the esophagus, and the insertion portion 7 of the animal endoscope 2 is inserted from the insertion opening 22 of the insertion assisting tool 9B in this state. A state of insertion through the insertion assisting tool 9B is shown. As shown in the figure, the mouthpiece body 12 protects the insertion portion 7 from the incisor and the block member 14 protects the insertion portion 7 from the canine. In this case, the block members 14 and 14 are engaged with the upper and lower canines of the subject animal, and open between the upper and lower canines at a predetermined interval.
[0022]
Further, as described above, since the insertion assisting sheath 11 is set to a length that covers at least the oral cavity of the animal to be examined and exceeds the larynx, the insertion portion 7 can be protected from the molar teeth.
[0023]
In addition, endoscopy performed on animals is usually performed under general anesthesia, and therefore endotracheal intubation is always necessary. Therefore, in the present embodiment, the airway securing sheath 20 is provided integrally with the mouthpiece main body 12 separately from the insertion sheath 21, and the airway can be secured easily by performing tracheal intubation and insertion assistance at the same time. ing.
[0024]
Therefore, the insertion assisting tool 9B of the present embodiment has the same operational effects as the first embodiment, and can easily secure the airway.
[0025]
By the way, although the disposable sheath of the endoscope for human beings existed conventionally, the idea of using it across departments like the endoscope for animals is not shown. Therefore, it may be difficult to use it for animals with large individual differences. Therefore, in the following, a disposable sheath suitable for an animal subject to be used will be described.
[0026]
As shown in FIG. 7, the veterinary electronic endoscope body 24 generally has an image transmission system 25. The image transmission system 25 is a part having only a basic configuration of an endoscope. Light from an endoscope light source device (not shown) is introduced into a distal end portion 27 of the endoscope by a ride guide 26, and the objective is transmitted. The image obtained through the lens 28 is transmitted outside the body. Usually, the direction of the tip portion 27 can be changed by rotating the angle knob 29. Of course, there may or may not be a mechanism for changing the direction of the tip 27.
[0027]
A plurality of types of disposable sheaths 30, 31... As shown in FIG. The disposable sheaths 30 and 31 are formed of a flexible material such as PTFE or PFA, for example, and a treatment in which a first channel 32 attached to the animal endoscope body 24 and a treatment instrument such as a grasping forceps are inserted. It has the 2nd channels 33 and 34 which serve as an instrument insertion channel and a suction channel.
[0028]
The disposable sheath 30 is for cats, and the disposable sheath 31 is for dogs. That is, the inner diameter of the second channel 33 of the disposable sheath 30 is 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 each animal individual. Further, the disposable sheath 30 and the disposable sheath 31 have different sheath colors, and the type can be determined by the difference in color.
[0029]
Therefore, according to such a configuration, a plurality of types of disposable sheaths can be attached to one animal electronic endoscope main body 24. Therefore, by changing the combination of disposable sheaths, An optimal animal endoscope can be obtained. Further, it is not necessary to prepare a plurality of animal electronic endoscopes according to individual animals, which is economical. Moreover, misuse can be prevented by changing the color of the sheath.
[0030]
FIG. 9 shows another example of the disposable sheath. As shown in the figure, a plurality of animal endoscope main bodies 37 and 38 having different lengths of the insertion portions 35 and 36 are prepared, and a treatment channel (first channel) is added to the animal endoscope main body 37 having a longer insertion portion 35 length. (2 channel) 39 is combined with a large disposable sheath 39 with a large insertion portion 36, and a small disposable sheath with a small treatment channel (second channel) 40 on an animal endoscope body 38 with a short insertion portion 36. 40 are combined. Furthermore, as shown in FIG. 10, in the endoscope body for animals 37, 38, the insertion portion effective lengths A, B... And the insertion portion outer diameters a, b. It has become.
[0031]
When the effective lengths of the insertion portions 35 and 36 are A and B, and the outer diameters of the corresponding insertion portions 35 and 36 are a and b,
A> B → a ≧ b
In other words, by increasing the outer diameter of the insertion portion of the lineup of endoscopes for animals with a longer effective length of the insertion portion, an animal endoscope suitable for the size of the animal and easy to use can be provided. It can contribute to pain reduction.
[0032]
In addition, according to the technical content demonstrated above, the various structures as shown below are obtained.
[0033]
1. An insertion aid for an animal endoscope includes a mouthpiece portion and an insertion assisting sheath portion, and at least the mouthpiece portion is provided with means for opening canine teeth, and the insertion assisting sheath portion is formed of a flexible tube. An insertion aid for an animal endoscope characterized by the above.
[0034]
2. 2. The insertion aid for an animal endoscope according to claim 1, wherein at least a portion located in the oral cavity is formed to be harder than other portions when the insertion assisting sheath portion is used.
[0035]
3. The insertion assisting tool for an animal endoscope as set forth in claim 1, wherein the insertion assisting sheath portion includes an oral lumen and an airway securing lumen.
[0036]
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.
[0037]
5. An animal endoscope characterized in that a plurality of types of disposable sheaths can be assembled in an animal endoscope.
[0038]
6). The animal endoscope according to item 5, wherein the plurality of types of disposable sheaths are divided for each subject of the moving part.
[0039]
7. The animal endoscope according to item 6, wherein the plurality of types of disposable sheaths have different sheath colors.
[0040]
8). The scope lineup of the endoscope for animals was set so that the effective length became shorter as the outer diameter of the insertion part was thinner.
[0041]
【The invention's effect】
As described above, according to the insertion assisting tool of the present invention, it can be easily inserted into and removed from the body cavity without damaging the animal endoscope.
[Brief description of the drawings]
FIG. 1 is a schematic diagram showing a combination of an electronic electronic endoscope system for animals.
FIG. 2 is a cross-sectional view of the insertion assisting tool according to the first embodiment of the present invention.
FIG. 3 is a diagram showing a usage pattern of the insertion assisting tool of FIG. 2;
FIG. 4 is a cross-sectional view of an insertion assisting tool according to a second embodiment of the present invention.
FIG. 5 is a sectional view of an insertion assisting tool according to a third embodiment of the present invention.
6 is a view showing a usage pattern of the insertion assisting tool in FIG. 5. FIG.
FIG. 7 is an overall view of an endoscope body for animals.
FIG. 8 is a schematic diagram showing a combination of disposable sheaths.
FIG. 9 is a schematic view showing another example of a combination of disposable sheaths.
FIG. 10 is a schematic diagram showing a relationship between an insertion portion effective length and an outer diameter of an electronic endoscope for animals.
[Explanation of symbols]
9, 9A, 9B ... insertion assisting tool 10 ... mouthpiece 11 ... insertion assisting sheath 14 ... block member

Claims (1)

An insertion assisting sheath made of a flexible tube that can be inserted through the insertion portion of the endoscope for animals ;
Animal, characterized in that it comprises a mouthpiece holding member comprises a, which is disposed in the insertion assisting sheath that holds between canines of the vertically aligned bite above and below the canine subject animal at predetermined intervals Endoscope insertion aid.

Images