JPH10286218A - Medical equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To inexpensively and easily grasp the information for cleaning, disinfection or sterilization of a medical equipment without deteriorating the operability by attachably and detachably providing an index showing at least one of information for cleaning, disinfection and sterilization on the outer surface of a medical equipment body. SOLUTION: On the outer surface of the cylindrical part 21 of a bending preventing part 20 on a connector body 11 side, a waterproof information judgment sheet 22 capable of judging information of cleaning, disinfection, sterilization and the like is stuck in ring form, example number columns 23, information description columns 24 and indexes 25 are displayed on the surface thereof, and the indexes 25 are covered with water resisting, gas resisting and heat resisting cover sheets 26 peelable one by one. Each index 25 is discolored when it makes contact with an ethylene oxide sterilizing gas in the state where the cover sheet 26 is peeled, or the temperature becomes an autoclave temperature or higher, showing that the equipment is sterilized. After cleaning following an endoscopic inspection, one cover sheet 26 is peeled prior to gas sterilization or autoclave sterilization, and necessary information such as data is described in the information description column 24, and the sterilization is then performed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a medical device such as an endoscope which performs a predetermined display by using an index and has a detachable endoscope cover.

[0002]

2. Description of the Related Art Conventionally, in medical equipment, for example, an endoscope, it has been demanded that information on sterilization, cleaning, and disinfection be quickly and easily determined from outside. In order to respond to such a request, Japanese Patent Publication No. Sho 62-55861, for example, has a feature that it is possible to clearly determine whether or not sterilization has been performed in an autoclave by providing a display means which operates by heating in an autoclave and displays the outside. A technique relating to an endoscope as a medical device is disclosed.

On the other hand, in order to make it easier to clean the endoscope end portion or to prevent nozzle clogging, it is desired that the endoscope end cover can be attached and detached by a user for each endoscopic examination. And various techniques related thereto have been proposed.

Regarding this, for example, Japanese Patent Application Laid-Open No.
In the technique disclosed in Japanese Patent Publication No. 72-72, a detachable distal end cover is formed of a high elastic polymer material such as rubber and attached to a distal end body of an endoscope.

[0005]

However, in the technique disclosed in Japanese Patent Publication No. Sho 62-55861, the display means and the holding means are provided so that whether the endoscope has been autoclaved or not can be observed from the outside. Means must be provided in the scope in advance, so a dedicated scope is required, the scope itself is expensive, and incorporating these means makes the main body itself large and heavy, and inoperability may be poor There is. In addition, there is a problem that it cannot be applied to various scopes already sold. In addition, there is a problem that information regarding cleaning and disinfection other than sterilization cannot be determined.

[0006] On the other hand, in the above-mentioned Japanese Patent Application Laid-Open No. Hei 8-243072, the tip cover is easily gripped by an endoscope treatment tool such as gripping forceps when dropped in the body cavity of the subject during the examination. Was not taken into account. Therefore, even if the hole is open, it is smaller than the outer diameter of the cup of the grasping forceps, it cannot be grasped properly, or it is slippery and cannot be grasped properly, and it takes time to remove the distal end cover out of the body cavity, Was likely to increase the burden.

[0007] The present invention has been made in view of the above problems, and has as its object to provide an inexpensive and easy means.
An object of the present invention is to provide a medical device capable of grasping information on cleaning, disinfection or sterilization of the medical device without lowering operability. Another purpose is to provide a grasping portion that can be quickly grasped on the distal end cover by an easy means using the treatment tool for an endoscope, even if the distal end cover falls off in a body cavity,
An object of the present invention is to provide a safe medical device that can immediately remove a distal end cover out of a body cavity and does not burden a subject.

[0008]

In order to achieve the above object, a medical device according to the present invention is provided with an index on at least one of cleaning, disinfection and sterilization information of the medical device on an outer surface of the medical device main body. It is characterized in that it is detachable. That is, the medical device of the present invention has an effect that the information of cleaning, disinfection, or sterilization of the medical device is easily grasped by the index.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1A is a configuration diagram of an endoscope according to a first embodiment of the present invention. In the figure,
Reference numeral 1 indicates a flexible endoscope main body. In the endoscope main body 1, an operation section 3 is connected to a base end of an insertion section 2, and the operation section 3 has a universal cord 4 for a light guide.
Are connected. The insertion section 2 is configured by connecting a distal end configuration section 7 to a distal end of a flexible tube 5 via a bending section 6.

The operating section 3 includes a bending operation knob 8 for bending the bending section 6, a treatment instrument insertion hole 9, and a remote switch 10 for freezing or releasing. At the end of the universal cord 4, a connector body 11 is provided.
The connector main body 11 has a light guide base 12 and an electric cable connection base 13, and an information sheet A on the outer surface of the information sheet A conforming to the shape of the connector main body 11.
14, information sheet B15 and information sheet C16 are attached.

To be attached to the connector body 11;
The information sheet A14 is a sticker corresponding to the laws and regulations of each region to be sold, and a plurality of types are prepared for each region.
The information sheet B15 is a sticker on which information common to each region is printed. The information sheet C16 is a sticker on which information written in each language is printed, and a plurality of types are prepared for each region. The information sheets A14, C16
Is attached to the endoscope main body 1 at the time of shipment from the manufacturer so that the user or an agent in each region can attach desired items, and is prepared in the same manner as accessories of the endoscope.

The above information sheets A14, B15, C16
Has a chemical and water resistant seal that can be cleaned and disinfected. Further, a biocompatibility information display A18 is printed on the outer surface of the connecting portion 17 between the operation unit 3 and the insertion unit 2, and a biocompatibility information display B19 is printed on a hand end of the insertion unit 2. The biocompatibility information display A18 and the biocompatibility information display B19
Indicates a classification indicating a biocompatibility test item required for the medical device, or a discrimination symbol that allows the type of a passed test or the like to be discriminated at a glance.

The biocompatibility information display A18 is, for example, a classification No. corresponding to the I classification (digestive system, etc.). Are displayed, and the biocompatibility information display B19 indicates the type of test that has passed by color. That is, for example, the cytotoxicity test is determined to be red, and its description is described in another instruction manual described later.

The outer surface of the cylindrical portion 21 of the connector 20 on the side of the connector body 11 has a water-resistant, cleaning, disinfecting,
An information discrimination sheet 22 capable of discriminating information such as sterilization is attached in a ring shape. As shown in FIG. 1B, the information discrimination sheet 22 has a number-of-examples column 23, an information entry column 24 such as a date, and an index 25 on its surface. It is covered with a cover sheet 26 having peelable water, gas and heat resistance. The index 25 is
When the cover sheet 26 is peeled off and comes into contact with an ethylene oxide (ETO) sterilizing gas or when the temperature becomes higher than the autoclave (high-pressure steam sterilization) temperature (about 132 degrees), it indicates that the sterilization has been completed. In addition, a water-resistant, gas-resistant, heat-resistant adhesive 27, which is a fixing member for a medical device, is attached to the back surface of the information discrimination sheet 22, and can be easily attached to a medical device such as an endoscope. ing.

Incidentally, the adhesive strength of the adhesive 27 is a level that can be peeled off by applying a certain force or more, and can be replaced with a new information discriminating sheet 22 after a periodic inspection. Further, the indication that the sterilization has been completed may not be a discoloration display but may be a character display indicating that the sterilization has been completed. Information sheet A14, information sheet B15, information sheet C16, biocompatible information display A18, biocompatible information display B19
Each sheet such as the sterilization information discrimination sheet 22 and the like may be at least one.

The place where these sheets are mounted is not limited to the position specified in the present embodiment, but may be any position. For example, if all of the biocompatibility information display A18, the biocompatibility information display B19, and the information discrimination sheet 22 are gathered around the connector main body 11 like the information sheet A14, the information sheet B15, and the information sheet C16, there is no trouble in the inspection. The advantage that arises. These sheets themselves have at least peel resistance, washing, disinfection and sterilization resistance.

The index 25 indicates that a contact is made with a disinfectant such as glutaraldehyde (GA) disinfectant such as Sidex or Sterihide, or a detergent such as an enzyme detergent or a neutral detergent for a certain period of time (for example, 3 minutes). Of course, it is also possible to display the fact that the color has been changed and that disinfection or cleaning has been completed.

In such a configuration, the information discrimination sheet 22 is attached to an arbitrary portion on the outer surface of the corresponding endoscope, in this case, to the cylindrical portion 21, and after the cleaning after the endoscope inspection, the gas Before sterilization or autoclave sterilization, one cover sheet 26 is peeled off, and necessary information such as date is entered in an information entry column 24 corresponding to the date, and sterilization is performed. The same can be repeated until all the indicators 25 attached to the information discrimination sheet 22 are discolored. After all the indicators 25 indicate that sterilization has been completed, the endoscope is sent for periodic inspection. After regular inspection, new information discrimination sheet 2
Replace with 2. This exchange can be performed by either the manufacturer or the user.

According to the same procedure, before washing after endoscope inspection or before disinfection after washing, one of the cover sheets 26 is peeled off and washed or disinfected, so that the discrimination between washed or disinfected is performed. Of course, it may be possible.

As described above, in the first embodiment, a separate information discrimination sheet 2 is provided on the outer surface of a normal endoscope.
2 can be attached, so it can correspond to various endoscopes, easily determine whether it has been cleaned, whether it has been disinfected, or whether it has been sterilized, the number of times of cleaning, the number of times of disinfection or sterilization,
Further, it becomes possible to grasp the timing of the periodic inspection. Furthermore,
Since the information discrimination sheet 22 is attached in a ring shape to a cylindrical portion having a large surface area on the outer surface of the endoscope that does not touch the patient, the inspection is easy to see without any trouble. In addition, since this sheet is bundled into a single required number of examples before it is sent out for periodic inspection, it can be used for a long time once it is attached to the endoscope.

Next, FIG. 2 shows the configuration of an endoscope according to a second embodiment and will be described. Here, only portions different from the first embodiment will be described. The endoscope according to this embodiment is a rigid endoscope, and the rigid endoscope main body 59 is used.
Tip portion 60 having an observation optical system at the tip end thereof, the tip portion 60
Has an insertion portion 62 connected to a grip portion 61 on the hand side. The grip portion 61 further has an eyepiece 63 and a light guide mounting base 64.

On the outer surface of the grip portion 61, a mounting band 66 having a magic tape 65 which is a fixing member for medical equipment is provided at both ends, and a sheet-like index is provided on the outer surface of the mounting band 66. A plurality of index sheets 67 that can be peeled off and used one by one are provided in an overlapping manner. In this embodiment, a plurality of index sheets 67, for example, about 100 sheets, which are necessary for the regular inspection, are provided.

The information discrimination sheet 22 may be attached to the outer surface of the insertion section 62 along the axial direction. At this time, the information discrimination sheet 22 is entirely formed of a material having biocompatibility. The fixing member that can be easily attached and detached is not limited to the magic tape, but may be a plastic click type or a rubber band type.

In such an arrangement, in the endoscope according to this embodiment, after cleaning after the endoscope inspection, the mounting band 66 is put on the outer surface of the grip portion 61 in a ring shape, and the magic tape 65 or the like is fixed. Attach with a member. Thereafter, sterilization is performed, and after confirming that the sterilization has been surely performed, one of the plurality of stacked index sheets 67 is peeled off.

As described above, in the endoscope according to the second embodiment, the endoscope can be more easily attached and detached than the adhesive 27, so that the endoscope may be attached to the endoscope before sterilization after the inspection. In addition, it is possible to determine whether or not the sterilization has been completed, and to grasp the number of cases until the periodic inspection. Furthermore, since it is not necessary to attach it at the time of normal inspection, it does not hinder the inspection at all. Also, since it is not attached at the time of washing, there is no need to worry about water resistance.

The present invention is not limited to the above-described first and second embodiments, and it goes without saying that various improvements and modifications can be made without departing from the gist of the present invention. For example, the structure of the information discriminating sheet 22 of the first embodiment and the structure of the mounting band 66 of the second embodiment may of course be variously modified or changed in combination. Further, the medical device to be worn is not limited to an endoscope, but may be any device that performs washing, disinfection, or sterilization such as an ultrasonic probe or a hyperthermia probe and is used a plurality of times.

As described above, according to the first and second embodiments of the present invention, information on cleaning, disinfection or sterilization of medical equipment, that is, whether or not the medical device has been cleaned, or whether or not it has been sterilized,
Alternatively, it is possible to provide a medical device that can determine whether or not sterilization has been performed, and can know the number of times of cleaning, the number of times of disinfection, or the number of times of sterilization, and the time of periodic inspection without compromising operability with an inexpensive and easy configuration. .

Next, an endoscope according to a third embodiment will be described. FIG. 3A corresponds to an enlarged view of the distal end component 7 of the side-view type endoscope, and relates to an endoscope having a detachable distal end cover 28.

As shown in FIG.
Is detachable from the distal end body 29. The distal end body 29 includes an objective lens cover glass 30, an illumination lens cover glass 31, an air / water nozzle 32, a suction port / treatment instrument outlet 33, a raising / lowering operation wire 34, a treatment instrument raising table 35, The fixing projection 36 of the cover 28 is arranged as shown. Further, a fixing opening 38 corresponding to the side opening 37 and the fixing protrusion 36 is arranged in the tip cover 28 as shown in the figure.

The inner diameter of the fixing opening 38 is larger than the outer diameter of the cup of the endoscope treatment tool 39 such as a grasping forceps so that the cup can enter. The fixing opening 38 is provided on a surface different from the side opening 37.

A chamfered portion 40 is provided at an end of the tip cover 28 so as not to damage the inner wall of the body cavity. Usually, the fixing protrusion 36 is fixed to the fixing opening 38.
Are fitted, so that the fixing opening 38 is not opened, and functions as a grip when the tip cover 28 is detached from the tip body 29.

In such a configuration, in this embodiment, as shown in FIG. 3B, if the tip cover 28 falls off the tip body 29 in the body cavity 71,
As it is, the endoscope treatment tool 39 such as a grasping forceps for collecting a cap is inserted into the suction port / treatment instrument outlet port 33 serving as a forceps channel of the scope, and the endoscope treatment tool 39 such as the grasping forceps is inserted. It is possible to grasp the fixing opening 38 with the cup and pull it out of the body cavity together with the scope to collect it.

As described above, according to the third embodiment, since the inner diameter of the fixing opening 38 is larger than the outer diameter of the cup of the endoscope treatment tool 39 such as a grasping forceps, the grasping is surely performed. it can. Further, since the scope of exchanging the scope is not required and the tip cover 28 can be collected in a short time, the burden on the subject is small.

Next, an endoscope according to a fourth embodiment will be described. FIG. 4 is a diagram illustrating a configuration of an endoscope according to the fourth embodiment. As shown in FIG.
The endoscope according to this embodiment includes a front end cover 68 for forward vision.
At least at two hand-side axially symmetrical positions, a hand-thin convex portion 69 having a non-slip surface property is provided.
The end portion has an R shape 70 that does not damage the inner wall of the body cavity.
You are. In addition, the hand thin convex part 69 is not limited to two places,
It goes without saying that there may be more than two places.

In such a configuration, similarly to the above-described third embodiment, when the distal end cover 68 falls off, the R-shaped 7
Thus, the thin thin convex portion 69 at hand is grasped and collected.

As described above, in the fourth embodiment, the tip cover 68 has a plurality of thin protrusions 69 at different positions, and the protrusions 69 are even less slippery. The end cover can be recovered by firmly grasping the tip.

Hereinafter, matters related to the above-mentioned endoscope will be described in detail. FIG. 5 is an explanatory diagram showing the inside of the image pickup unit 41 of the observation optical system inside the above-mentioned distal end component 7. As shown in the figure, a substantially rectangular solid-state imaging device 42 is disposed behind the objective lens 48, and driving and signal processing of the solid-state imaging device 42 are provided on the back surface of the solid-state imaging device 42. A peripheral circuit board 43 for performing the operation is provided. Further, the peripheral circuit board 43 is disposed on a substantially diagonal line of the solid-state imaging device 42 and is electrically connected by an external lead wire 44.

A plurality of signal cables 45 are electrically connected to the outer lead wires 44 of the peripheral circuit board 43 at a position close to the external leads 44 to prevent disconnection between the peripheral circuit board 43 and the signal cables 45. In addition, an electrically meaningless reinforcing cable 46 is mechanically connected to the peripheral circuit board 43. The reinforcing cable 46 is made of a material having high mechanical strength such as tensile and bending resistance. The signal cable 45 and the reinforcing cable 46 are connected to a cable jacket 47.
In one.

Further, the outer circumference of the objective lens 48, the solid-state image sensor 42, the peripheral circuit board 43, and the cable jacket 47 on the tip side is covered with an insulating heat-insulating resin cover 49. The heat insulating resin cover 49 is configured to make it difficult to transmit heat from a light guide fiber bundle (not shown) arranged near the imaging unit 41 to the imaging unit 41.

FIG. 6 shows a detailed configuration of the operation manual 50 described with reference to FIG. As shown in the figure, the instruction manual 50 includes a list of abbreviations written on the endoscope main body, that is, marks and the like indicating, for example, cautions such as not to be immersed in water. There are a plurality of types described in each language. The above list is not limited to the instruction manual 50, but may be a waterproof explanation sheet 51 that can be easily attached to a hospital wall.

FIG. 7 shows details of an information sticker 58 affixed on a packing material 52 such as a plastic bag containing accessories (cleaning tools and the like) of the endoscope. As shown in the figure, the information sticker 58 has a bar code 53 necessary for distribution.
And a name / commodity symbol field 54, a simple manual field 55 indicating a manual to be referred to, a number field 56, a legal compliance information field 57, and the like. Therefore, the user can see the necessary information and the minimum information required by laws and regulations without opening the packaging material, so that the cost can be reduced every time.

The above embodiment of the present invention includes the following inventions. (1) A medical device characterized in that an index indicating cleaning, disinfection, and sterilization information of the medical device is detachably attached to an outer surface of the medical device main body. (2) The medical device according to the above (1), wherein the medical device is an endoscope. (3) The medical device according to (1) or (2), wherein the index is at least one index. (4) The medical device according to (1) or (2), wherein the index is a combination of a plurality of indexes. (5) The medical device according to any one of (1) to (4), wherein the indicator has a top surface covered with a cover sheet. (6) The medical device according to any one of (4) to (5), wherein the index is an elongated shape or a ring shape that is detachably connected. (7) The medical device according to the above (1) or (2), wherein the indicators are mounted by superimposing indicators that can be peeled off one by one. (8) The washing, disinfection or bacteria information of the index is used to determine whether the washing has been completed or not, or whether the sterilization has been completed, and / or the number of washings, the number of times of disinfection or the number of sterilizations, and furthermore, The medical device according to any one of the above (1) to (7), which is cleaning, disinfection, or sterilization information indicating an inspection time. (9) The medical device according to any one of (1) to (8), wherein the index includes a detachable fixing member. (10) The medical device according to (9), wherein the fixing member is an adhesive provided on a back surface of the indicator. (11) The medical device according to (9), wherein the fixing member is a magic tape provided around an indicator. (12) The medical device according to any one of (1) to (11), wherein the indicator is an indicator that changes color when the sterilizing gas is touched for at least a predetermined time. (13) The medical device according to the above (12), wherein the sterilizing gas is an ethylene oxide sterilizing gas. (14) The medical device according to any one of (1) to (11), wherein the index is an index that changes color at least at a certain temperature or higher. (15) The index is an autoclave (high-pressure steam sterilization)
The medical device according to any one of (1) to (11) above, wherein the index is an index that changes color when performing. (16) The above-mentioned (1) to (1), wherein the index is an index that changes color when the antiseptic solution is touched for a certain period of time or more.
The medical device according to 1). (17) The medical device according to (16), wherein the disinfectant is a glutaraldehyde disinfectant. (18) The index (1) to (1), wherein the index changes color when the cleaning liquid is touched for a certain period of time or more.
The medical device according to 1). (19) The medical device according to (18), wherein the cleaning liquid is an enzyme detergent liquid or a neutral detergent liquid.

The modes (1) to (19) correspond to the first and second embodiments described above. According to the present invention, cleaning, disinfection or sterilization information of the medical device can be grasped by inexpensive and easy means without lowering operability. (20) In an endoscope having a distal end cover that can be attached and detached before and after endoscopic examination at the distal end portion, when the distal end cover comes off from the distal end portion, an endoscope treatment tool is attached to the outer surface or inner surface of the distal end cover. An endoscope provided with a gripper capable of being gripped. (21) The endoscope according to (20), wherein the endoscope treatment tool is a grasping forceps that can be inserted into a forceps channel of the endoscope having the distal end cover. (22) The endoscope according to (21), wherein the grip portion is a through hole provided on an outer surface or an inner surface of the distal end cover and having an inner diameter larger than an outer diameter of the cup of the grip forceps. (23) The above-mentioned (2), wherein the grip portion is a convex portion provided so as to protrude from an end of the distal end cover near the hand.
The endoscope according to 0) to (21). (24) The grip according to (20), (22) or (23), wherein the grip portion appears on an outer surface or an inner surface of the distal end cover when the distal end cover comes off from the distal end portion of the endoscope. Endoscope. (25) The above-mentioned (20), (22), wherein a plurality of the grip portions are provided on different surfaces of the tip cover.
(23) The endoscope according to (24).

The aspects (20) to (25) correspond to the third and fourth embodiments described above.
According to the present invention, the end cover is provided with a holding portion that can be quickly held by the end cover by an easy means using the treatment tool for an endoscope, so that even if the end cover falls off in the body cavity, the end cover is immediately closed. Can be pulled out of the body cavity.

[0045]

As described in detail above, according to the present invention,
It is possible to provide a medical device capable of grasping information on cleaning, disinfection or sterilization of the medical device by inexpensive and easy means without lowering operability. In addition, by providing a grasping portion that can be quickly grasped on the distal end cover by an easy means using an endoscope treatment tool, even if the distal end cover falls off inside the body cavity, the distal end cover is immediately pulled out of the body cavity. It is possible to provide a safe medical device that does not burden the subject.

[Brief description of the drawings]

FIG. 1A is a diagram showing a configuration of an endoscope according to a first embodiment of the present invention, and FIG. 1B is a diagram showing a detailed state of an information discrimination sheet.

FIG. 2 is a diagram showing a configuration of an endoscope according to a second embodiment.

FIG. 3 is an enlarged view of a distal end portion 7 of the side-viewing type endoscope according to the third embodiment;

FIG. 4 is a diagram showing a configuration of an endoscope according to a fourth embodiment.

FIG. 5 is an explanatory diagram showing the inside of an imaging unit 41 of the observation optical system inside the distal end component 7;

FIG. 6 is a diagram showing a detailed configuration of an instruction manual 50 or an explanation sheet 51.

FIG. 7 is a diagram showing details of an information seal 58 attached on a packing material 52 such as a plastic bag storing accessories (cleaning tools and the like) of the endoscope.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Endoscope main body 2 Insertion part 3 Operation part 4 Universal code 5 Flexible tube 6 Bending part 7 Tip configuration part 8 Bending operation knob 9 Treatment tool insertion hole 10 Remote switch 11 Connector main body 12 Light guide base 13 Electric cable connection base 14 Information sheet A 15 Information sheet B 16 Information sheet C 17 Connecting section 18 Biocompatibility information display A 19 Biocompatibility information display B 20 Oldome section 21 Cylindrical section 22 Information discrimination sheet

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor ▲ Taka ▼ Yukio Hashi 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Industrial Co., Ltd. (72) Masaaki Nakazawa 2-43 Hatagaya, Shibuya-ku, Tokyo No. 2 Inside Olympus Optical Co., Ltd. (72) Inventor Hisao Yabe 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Co., Ltd.

Claims (1)

[Claims] 1. A medical device characterized in that an index indicating at least one of cleaning, disinfection and sterilization information of the medical device is detachably provided on an outer surface of the medical device main body.