JP2012055552A - Endoscope washing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To efficiently wash the dirt of an endoscope, using ozone nanobubble water.SOLUTION: The endoscope washing device includes a washing section 3 that is arranged in a cylindrical gap 6 opened radially outward of an insertion part 2a of the endoscope, and a supplying section that supplies the ozone nanobubble water A to the gap 6, wherein the washing section 3 includes a flow restriction section 8 that flows the ozone nanobubble water A supplied by the supplying section while temporarily retaining it in the gap 6, and an ultrasonic oscillation section 9 that irradiates an ultrasonic wave to the ozone nanobubble water A retained in the gap 6 by the flow restriction section 8.

Description

  The present invention relates to an endoscope cleaning apparatus.

  Conventionally, as an endoscope cleaning apparatus, an apparatus that sterilizes by substituting the treatment liquid with ozone nanobubble water after immersing the endoscope accommodated in the treatment tank in the treatment liquid and processing (for example, (See Patent Document 1).

JP 2006-191979 A

  However, in the conventional endoscope cleaning device, the cleaning of the endoscope with the treatment liquid and the ozone nanobubble water is soaked and the protein attached to the insertion portion is dissolved in the ozone nanobubble water. Since the sterilizing effect of the liquid drops relatively early, there is a disadvantage that it cannot be efficiently cleaned.

  This invention is made in view of the situation mentioned above, Comprising: It aims at providing the endoscope cleaning apparatus which can wash | clean the dirt of an endoscope efficiently using ozone nano bubble water. .

In order to achieve the above object, the present invention provides the following means.
The present invention comprises a cleaning unit disposed with a cylindrical gap radially outward of the insertion portion of the endoscope, and a supply unit that supplies ozone nanobubble water to the gap, the cleaning unit comprising: A flow restricting unit that temporarily flows ozone nano bubble water supplied by the supplying unit while flowing in the gap, and an ultrasonic wave that irradiates the ozone nano bubble water stored in the gap by the flow restricting unit. An endoscope cleaning apparatus including an oscillating unit is provided.

  According to the present invention, when the cleaning part is disposed outside the insertion part of the endoscope and ozone nanobubble water is supplied to the cylindrical gap between the cleaning part and the insertion part by the supply part, the flow restriction part causes Ozone nanobubble water is allowed to flow while temporarily stored in the gap. Thereby, even if the dirt of an insertion part melts into ozone nano bubble water, since it is replaced with new ozone nano bubble water, a cleaning effect is not reduced. Furthermore, by activating the ultrasonic oscillator to irradiate the ozone nanobubble water stored in the gap with ultrasonic waves, the nanobubbles in the ozone nanobubble water are crushed, and the energy generated at that time is more effective. The dirt adhering to the outer surface of the insertion part can be removed and the cleaning effect can be enhanced. Since the nanobubbles are composed of ozone, the bactericidal effect by ozone can also be exhibited.

  In addition, the present invention provides a cleaning unit that is inserted into a forceps channel of an insertion portion of an endoscope and disposed with a cylindrical gap inward in the radial direction of the forceps channel, and ozone in the clearance of the cleaning unit. A supply unit that supplies nanobubble water, and a flow restriction unit that allows the cleaning unit to flow while temporarily storing ozone nanobubble water supplied by the supply unit in the gap, and the gap by the flow restriction unit An endoscope cleaning apparatus is provided that includes an ultrasonic wave oscillating unit that irradiates the ozone nanobubble water stored in the ultrasonic wave.

  According to the present invention, when the cleaning unit is disposed in the forceps channel of the insertion portion of the endoscope and ozone nanobubble water is supplied to the cylindrical gap between the cleaning unit and the inner surface of the forceps channel by the supply unit, Ozone nanobubble water is allowed to flow while being temporarily stored in the gap by the restriction portion. Thereby, even if dirt on the inner surface of the forceps channel dissolves into the ozone nanobubble water, it is replaced with new ozone nanobubble water, so that the cleaning effect is not lowered. Furthermore, by activating the ultrasonic oscillator to irradiate the ozone nanobubble water stored in the gap with ultrasonic waves, the nanobubbles in the ozone nanobubble water are crushed, and the energy generated at that time is more effective. The dirt adhered to the inner surface of the forceps channel can be removed to enhance the cleaning effect. Since the nanobubbles are composed of ozone, the bactericidal effect by ozone can also be exhibited.

In the above invention, the cleaning unit is partially provided in a part of the insertion unit in the longitudinal direction, and the cleaning unit and the insertion unit move relatively in the length direction of the insertion unit. A mechanism may be provided.
By doing in this way, the washing | cleaning part and an insertion part can be moved relatively by the action | operation of a moving mechanism, and the whole insertion part can be wash | cleaned effectively.

  In addition, the present invention provides an external cleaning unit that is disposed with a cylindrical gap on the outer side in the radial direction of the insertion unit of the endoscope, and is inserted into the forceps channel of the insertion unit, the radial direction of the forceps channel An internal cleaning unit disposed inside with a cylindrical gap, and a supply unit for supplying ozone nanobubble water to the gap between the external cleaning unit and the internal cleaning unit and the insertion unit, The external cleaning unit and the internal cleaning unit are configured to flow while the ozone nanobubble water supplied by the supply unit is temporarily stored in the gap, and the ozone nanobubble stored in the gap by the flow limiting unit Provided is an endoscope cleaning apparatus that includes an ultrasonic oscillator that irradiates water with ultrasonic waves.

  According to the present invention, the external cleaning unit is arranged outside the insertion portion of the endoscope, and the internal cleaning unit is arranged inside the forceps channel, and the supply unit respectively inserts the cylindrical clearance inside the insertion portion and inside the forceps channel. When ozone nanobubble water is supplied, ozone nanobubble water is made to flow while being temporarily stored in the gap by the flow restriction unit. Thereby, even if dirt on the outer surface of the insertion portion and the inner surface of the forceps channel dissolves in the ozone nanobubble water, the cleaning effect is not reduced because the ozone nanobubble water is replaced. Furthermore, by activating the ultrasonic oscillator to irradiate the ozone nanobubble water stored in the gap with ultrasonic waves, the nanobubbles in the ozone nanobubble water are crushed, and the energy generated at that time is more effective. In addition, the dirt adhering to the outer surface of the insertion portion and the inner surface of the forceps channel can be removed to enhance the cleaning effect. Since the nanobubbles are composed of ozone, the bactericidal effect by ozone can also be exhibited.

In the above invention, the external cleaning part and the internal cleaning part are partially provided in a part of the longitudinal direction of the insertion part, and the external cleaning part, the internal cleaning part, and the insertion part are inserted into the insertion part. You may provide the moving mechanism moved relatively in the length direction of a part.
By doing in this way, the washing | cleaning part and an insertion part can be moved relatively by the action | operation of a moving mechanism, and the whole insertion part can be wash | cleaned effectively.

  According to the present invention, there is an effect that the contamination of the insertion portion can be efficiently cleaned using ozone nanobubble water.

1 is an overall configuration diagram showing an endoscope cleaning apparatus according to a first embodiment of the present invention. It is a longitudinal cross-sectional view which shows the washing | cleaning part of the endoscope washing | cleaning apparatus of FIG. It is a whole block diagram which shows the state at the time of completion | finish of washing | cleaning of the endoscope insertion part by the endoscope washing | cleaning apparatus of FIG. It is a whole block diagram which shows the endoscope cleaning apparatus which concerns on the 2nd Embodiment of this invention. It is a longitudinal cross-sectional view which shows the washing | cleaning part of the endoscope washing | cleaning apparatus of FIG. It is a longitudinal cross-sectional view which shows the modification of the washing | cleaning part in the endoscope washing | cleaning apparatus of FIG.

An endoscope cleaning apparatus 1 according to a first embodiment of the present invention will be described below with reference to the drawings.
As shown in FIG. 1, the endoscope cleaning apparatus 1 according to the present embodiment includes a ring-shaped cleaning unit 3 that surrounds a part in the length direction of the insertion unit 2 a of the endoscope 2, and the cleaning unit 3. Are provided with a supply unit 4 for supplying ozone nanobubble water A and a moving mechanism 5 for moving the insertion unit 2 a relative to the cleaning unit 3.

  As shown in FIG. 2, the cleaning unit 3 has a through hole 3 a that allows the insertion unit 2 a disposed in the vertical direction to pass therethrough. The through hole 3a has an inner diameter dimension sufficiently larger than the outer diameter dimension of the insertion portion 2a, and the insertion hole 2a is inserted between the inner surface of the through hole 3a and the outer surface of the insertion portion 2a. A cylindrical gap 6 is formed between them.

  In addition, the cleaning unit 3 includes a seal member (flow restriction unit) 8 that is placed close to the outer surface of the insertion portion 2a inserted into the through hole 3a with a minute gap 7 between the lower portion of the through hole 3a. ing. The sealing member 8 does not completely seal between the insertion portion 2a, but temporarily keeps the ozone nanobubble water supplied to the cylindrical gap 6 from flowing down as it is. It is made to flow little by little from the minute gap 7 between the seal member 8 and the insertion portion 2a while being retained.

  Further, the cleaning unit 3 is provided with an ultrasonic vibrator 9 disposed on the inner surface of the through hole 3a. A plurality of ultrasonic transducers 9 are arranged on the inner surface of the through-hole 3a at intervals along the circumferential direction, and irradiate the ultrasonic nanobubble water A retained in the cylindrical gap 6 with ultrasonic vibration. However, the nanobubbles are crushed.

  The supply unit 4 is disposed at a position in the middle of the pipe 10 that stores the tank 10 that stores the ozone nanobubble water A, the pipe 11 that connects the tank 10 and the through hole 3 a of the cleaning unit 3, and the ozone nanobubble water A And a pump 12 for feeding. In the pump 12, the ozone nanobubble water A supplied from the tank 10 to the through hole 3 a via the pipe 11 was constantly filled in the cylindrical gap 6 formed between the through hole 3 a and the insertion portion 2 a. The ozone nanobubble water A is supplied in a supply amount that is maintained in a state.

The moving mechanism 5 includes a slider 13 to which the cleaning unit 3 is fixed, and a linear motion mechanism that moves the slider 13 in the vertical direction, for example, a motor 14 and a ball screw 15.
In the figure, reference numeral 16 denotes a drain tank for storing the washed ozone nanobubble water A flowing down from the gap 6.

The operation of the endoscope cleaning apparatus 1 according to the present embodiment configured as described above will be described below.
In order to clean the insertion portion 2a of the endoscope 2 using the endoscope cleaning apparatus 1 according to the present embodiment, the endoscope 2 is inserted into the through hole 3a of the cleaning portion 3 as shown in FIG. The insertion portion 2 a is inserted, the slider 13 of the moving mechanism 5 is lowered to the lowest position, and the cleaning portion 3 is disposed on the proximal end side of the insertion portion 2.

  In this state, the pump 12 is operated to send the ozone nanobubble water A from the tank 10 to the cleaning unit 3 via the pipe 11. As shown in FIG. 2, since the cylindrical gap 6 is formed between the through-hole 3 a and the insertion part 2 a in the cleaning part 3, the ozone nanobubble water A that has been sent into the gap 6. Injected. Since the seal member 8 is provided below the gap 6 and the gap 6 is reduced, the ozone nanobubble water A that has been sent is temporarily accumulated in the gap 6, and then the seal member 8 and It flows downward from the minute gap 7 between the insertion portion 2 and the insertion portion 2.

  And by the action | operation of the ultrasonic transducer | vibrator 9 arrange | positioned at the inner surface of the through-hole 3a, the generate | occur | produced ultrasonic vibration acts on the ozone nano bubble water A, and a nano bubble is crushed. When nanobubbles are crushed, they generate local temperature rises and pressure fluctuations, so that the energy can remove dirt and dust such as mucous membranes and tissues attached to the outer surface of the insertion portion 2a. Further, since the nanobubbles are made of ozone, the sterilization effect by ozone can be enhanced by crushing.

  Furthermore, by operating the moving mechanism 5, the outer surface portion of the insertion portion 2a disposed in the through hole 3a can be changed in the longitudinal direction. That is, the portion cleaned by supplying the ozone nanobubble water A moves from the proximal end side to the distal end side of the insertion portion 2a. Thereby, the insertion part 2a can be wash | cleaned over the full length direction.

Then, as shown in FIG. 3, the cleaning of the entire insertion portion 2a is completed by finally removing the insertion portion 2a from the through hole 3a after the cleaning of the most distal portion of the insertion portion 2a is completed.
Thus, according to the endoscope cleaning apparatus 1 according to the present embodiment, since it is not a conventional soaking method, cleaning is performed by always bringing fresh ozone nanobubble water A into contact with the outer surface of the insertion portion 2a. A decrease in the effect can be prevented. And there exists an advantage that the insertion part 2a can be wash | cleaned efficiently by the bactericidal effect by ozone and the high washing | cleaning effect by crushing of a nano bubble.

Next, an endoscope cleaning apparatus 20 according to a second embodiment of the present invention will be described below with reference to the drawings.
In the description of the endoscope cleaning apparatus 20 according to the present embodiment, the same reference numerals are given to the portions having the same configuration as the endoscope cleaning apparatus 1 according to the first embodiment described above, and the description thereof is omitted.

As shown in FIGS. 4 and 5, the endoscope cleaning apparatus 20 according to the present embodiment further includes an internal cleaning unit 22 that is inserted into the forceps channel 21 of the insertion unit 2a.
The internal cleaning section 22 has a supply pipe 23 having an outer diameter dimension sufficiently smaller than the inner diameter dimension of the forceps channel 21, and is disposed at the tip of the supply pipe 23 and has an outer diameter dimension slightly smaller than the inner diameter dimension of the forceps channel 21. An internal seal member 24 and an ultrasonic transducer 25 arranged to face the inner surface of the forceps channel 21 are provided.

  The supply pipe 23 has an opening 23a at the tip thereof. Further, the proximal end side of the supply pipe 23 branches off from the pipe 11 of the cleaning unit 3, and the ozone nanobubble water A stored in the tank 10 is discharged from the opening 23 a at the front end by the operation of the pump 12. Be able to.

The inner seal member 24 forms a minute gap 26 between the inner surface of the forceps channel 21 and loosely closes the cylindrical gap 27 formed between the outer surface of the supply tube 23 and the inner surface of the forceps channel 21. It has become. As a result, the ozone nanobubble water A supplied from the opening 23a of the supply pipe 23 to the gap 27 is temporarily retained in the gap 27, and flows down from the minute gap 26 toward the distal end of the insertion portion 2a.
Further, the internal cleaning section 22 is fixedly arranged with the ultrasonic transducer 25 at a substantially equal position in the longitudinal direction to the ultrasonic transducer 9 of the cleaning section (external cleaning section) 3 for cleaning the outside of the insertion section 2a. Has been.

The operation of the endoscope cleaning apparatus 20 according to the present embodiment configured as described above will be described below.
In order to clean the endoscope 2 using the endoscope cleaning apparatus 20 according to the present embodiment, the insertion portion 2a of the endoscope 2 is inserted into the through hole 3a of the cleaning portion 3 as shown in FIG. Then, the internal cleaning unit 22 is inserted into the forceps channel 21 of the endoscope 3.

  Thereby, a cylindrical gap 6 loosely closed downward by the sealing member 8 is formed between the insertion portion 3a and the through hole 3a of the cleaning portion 3, and inside the forceps channel 21, Between the outer surface of the supply tube 23 and the inner surface of the forceps channel 21 of the internal cleaning unit 22, a cylindrical gap 27 that is loosely closed downward by the seal member 24 is formed. Then, by operating the pump 12, the ozone nanobubble water A is supplied to the cylindrical gap 6 outside the insertion portion 2 a and the cylindrical gap 27 in the forceps channel 21 via the pipe 11 and the supply pipe 23. The

  The ozone nanobubble water A supplied to the gaps 6 and 27 is temporarily retained in the gaps 6 and 27 by the seal members 8 and 24 and then flows down through the seal members 8 and 24. At this time, the ultrasonic vibrators 9 and 25 are actuated to generate ultrasonic vibrations and irradiate the ozone nanobubble water A, thereby crushing the nanobubbles and cleaning the outer surface of the insertion portion 2a and the inner surface of the forceps channel 21. And can be sterilized.

  Further, by operating the moving mechanism 5 to raise the insertion portion 2a with respect to the cleaning portion 3 and the internal cleaning portion 22, the cleaning position can be shifted toward the distal end side of the insertion portion 2a. Can be washed and sterilized over its entire length.

  In the present embodiment, the insertion portion 2a is cleaned while being moved in the vertical direction with respect to the fixed cleaning portion 3 and / or the internal cleaning portion 22, but instead, the insertion portion 2a is It is good also as washing | cleaning, fixing and moving the washing | cleaning part 3 and / or the internal washing | cleaning part 22 to a perpendicular direction. Moreover, you may decide to move both the insertion part 2a and the washing | cleaning part 3. FIG.

  Moreover, in this embodiment, although the insertion part 2a was arrange | positioned along the perpendicular direction, instead of this, as shown in FIG. 6, you may arrange | position the insertion part 2a along a horizontal direction. In this case, as shown in FIG. 6, seal members 8 and 28 are arranged at both ends of the cylindrical gap 6, and both ends of the gap 6 are loosely closed by the seal members 8 and 28, thereby forming the gap 6. It is preferable to maintain the supplied ozone nanobubble water A in a state where it is temporarily retained in the gap 6.

A Ozone nano bubble water 1,20 Endoscope cleaning device 2 Endoscope 2a Insertion part 3 Cleaning part (external cleaning part)
4 Supply Section 5 Movement Mechanism 6 Clearance 8 Seal Member (Flow Restriction Section)
9,25 Ultrasonic vibrator (Ultrasonic oscillator)
21 Forceps channel 22 Internal cleaning part (cleaning part)
24 Internal seal member (flow restriction part)
27 Clearance

Claims (5)

A cleaning unit disposed with a cylindrical gap outside the insertion portion of the endoscope in the radial direction;
A supply unit for supplying ozone nanobubble water to the gap,
The cleaning unit is configured to flow the ozone nanobubble water supplied by the supply unit while temporarily storing the ozone nanobubble water in the gap, and the ultrasonic wave is applied to the ozone nanobubble water stored in the gap by the flow restriction unit. An endoscope cleaning apparatus comprising: A cleaning unit that is inserted into the forceps channel of the insertion portion of the endoscope and disposed with a cylindrical gap inward in the radial direction of the forceps channel;
A supply unit for supplying ozone nanobubble water to the gap of the cleaning unit,
The cleaning unit is configured to flow the ozone nanobubble water supplied by the supply unit while temporarily storing the ozone nanobubble water in the gap, and the ultrasonic wave is applied to the ozone nanobubble water stored in the gap by the flow restriction unit. An endoscope cleaning apparatus comprising: The cleaning unit is partially provided in a part in the longitudinal direction of the insertion unit,
The endoscope cleaning apparatus according to claim 1, further comprising a moving mechanism that relatively moves the cleaning unit and the insertion unit in a length direction of the insertion unit. An external cleaning unit disposed with a cylindrical gap radially outward of the insertion portion of the endoscope; and
An internal cleaning portion that is inserted into the forceps channel of the insertion portion and disposed with a cylindrical gap inward in the radial direction of the forceps channel;
A supply unit for supplying ozone nanobubble water to the gap between the external cleaning unit and the internal cleaning unit and the insertion unit;
The external cleaning unit and the internal cleaning unit are configured to flow while the ozone nanobubble water supplied by the supply unit is temporarily stored in the gap, and the ozone nanobubble stored in the gap by the flow limiting unit An endoscope cleaning apparatus including an ultrasonic oscillator that irradiates water with ultrasonic waves. The external cleaning part and the internal cleaning part are partially provided in a part in the longitudinal direction of the insertion part,
The endoscope cleaning apparatus according to claim 4, further comprising a moving mechanism that relatively moves the external cleaning unit, the internal cleaning unit, and the insertion unit in a length direction of the insertion unit.

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