CN202636888U - Plug body and endoscope - Google Patents
Plug body and endoscope Download PDFInfo
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- CN202636888U CN202636888U CN 201220308840 CN201220308840U CN202636888U CN 202636888 U CN202636888 U CN 202636888U CN 201220308840 CN201220308840 CN 201220308840 CN 201220308840 U CN201220308840 U CN 201220308840U CN 202636888 U CN202636888 U CN 202636888U
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- main body
- metal mouth
- bolt main
- endoscope
- receiving portion
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Abstract
The utility model provides a plug body and an endoscope. A plug main body (41) is shaped by a water-swelling elastic body, a metal opening bearing portion (45) is shaped on an inner circumferential face on the lower side of the plug main body (41), and the metal opening bearing portion (45) is provided with a ringlike protrusion portion (51) and a circumferential groove (52). The ringlike protrusion portion (51) is combined with a disposition tool plug installation groove (36) of a metal opening (33) in an embedded mode, the circumferential groove (52) is combined with a ringlike protrusion portion (37) of the metal opening (33) in an embedded mode, a part of a joint sealing part of the ringlike protrusion portion (51) and the metal opening (33) is residual as a liquid contact part (67), and a water proof coating (66) is shaped on the rest of the surface of the plug main body (41). After the endoscope is used, the joint sealing part of the metal opening and the metal opening in a disposition tool plug (40) is exposed outwards when the disposition tool plug (40) is dismantled and rinsed; the plug main body (41) is swollen through absorbing water used in the rinse of the liquid contact part (67); the disposition tool plug (40) is swollen and does not return the original size, and therefore the disposition tool plug (40) is stopped from being reused.
Description
Technical field
This utility model relates to the key that can't re-use of the installation portion that is installed in endoscope and possesses the endoscope of this key.
Background technology
All the time, therapeutic medical endoscope is not only the state in the body of observing the patient, and exists in vivo in the situation of pathological changes section etc., also can gather or apply to this histiocyte the disposal of regulation.Thus, in the insertion section of endoscope, be provided with and insert logical disposal apparatus for other disposal apparatus of pliers and insert circulation passage.The base end part that this disposal apparatus is inserted circulation passage is communicated with the disposal apparatus introduction part of being located at operating portion, and front end and be located at together conduct disposal apparatus export mouth and the opening such as the front end face of insertion section or the observation section of front end side.
Via the metal mouth disposal apparatus bolt as key is installed disposing the apparatus introduction part.Dispose the apparatus bolt cleans usefulness in the blood of adverse current in patient's body, the body in dirt and the body the reason food salt water etc. of giving birth to and spill to the outside from disposing the apparatus introduction part, dispose the apparatus introduction part and stop up.
Above-mentioned disposal apparatus bolt is in order to prevent the infection to patient or operator, provides a kind of and sterilized and use afterwards the disposable type of giving up in use.But, owing to be not the type that impossible re-use, there is the worry of arbitrarily using.Thus, in Japanese kokai publication hei 3-47275 communique, the key that exposes to the outside when being installed on the metal mouth is provided with to hang the finger and have hangs the finger and the thinner wall section of power fracture when removing key.And, in order after dismounting, to re-use, key is ruptured from thinner wall section.
In addition, in Japanese kokai publication hei 7-95982 communique, disclose and a kind ofly consisted of and the chimeric fixing head that fixes shell of operating portion main body by water-soluble polymer, and fixing head dissolving or expand and the disposable medical appliance that can not re-use when cleanout fluid etc. contacts after dismounting.
But, in patent documentation 1, be provided with when removing from the metal mouth and be attended by the extension finger of destroying operation and so on, dispose the apparatus bolt by adopting this extension finger to remove from the metal mouth, thereby a part of disposing the apparatus bolt is destroyed and it can not be re-used, but, do not adopt the extension finger can dispose the apparatus bolt yet and remove.In this case, can not destroy and from the dismounting of metal mouth, also can re-use.
In addition, in the disposable medical appliance of patent documentation 2, make with body cavity in the member of at least a portion of the part that directly do not contact of mucosa consisted of by the material that comprises hydrophilic polymer, after use, clean, thereby make part dissolving or expand and can not re-use.But, dispose in the disposal apparatus bolt of entrance of apparatus passage in the obstruction of endoscope, owing to be directly exposed in the blood, body fluid, dirt, rinse water etc. of adverse current in patient's body, then patent documentation 2 De Ji Intraoperative directly can't be used in the key of disposing apparatus bolt etc.
The utility model content
The purpose of this utility model is, a kind of key of the endoscope that can't re-use is provided.
To achieve these goals, the key of endoscope of the present utility model have tubular the bolt main body, be formed on this bolt main body the installation receiving portion, be formed on the liquid contacting part of this installation receiving portion.It is chimeric with the installation portion of endoscope that receiving portion is installed, prevention bolt main body from the slotting off-square of this installation portion to movement.Liquid contacting part is embedded under the state of installation portion in the installation receiving portion, is formed at the installation receiving portion in the position with the liquid isolation.This liquid contacting part contacts with liquid and makes the installation receiving portion be deformed into the state that can not be embedded in installation portion.
Preferably, installation portion be with endoscope in the disposal apparatus insert the metal mouth of the roughly tubular that circulation passage is communicated with, key has for disposing apparatus inserts logical disposal apparatus inserting hole, the metal mouth receiving portion chimeric with the metal mouth is the installation receiving portion.Preferably, be embedded under the state of metal mouth in metal mouth receiving portion, from the position of the liquid isolation of disposing the slotting circulation passage of apparatus, be formed with liquid contacting part in metal mouth receiving portion always.
Preferably, the metal mouth has metal mouth fitting portion in outboard end, and metal mouth fitting portion has from the outer peripheral face outstanding toward the outer side circular protuberance of metal mouth side and the metal mouth side week groove that is formed on outer peripheral face.Preferably, metal mouth receiving portion has: be formed on the inner peripheral surface of bolt main body, and the bolt main body side week groove chimeric with the circular protuberance of metal mouth side; Be formed on the inner peripheral surface of bolt main body, and the bolt main body side circular protuberance chimeric with all grooves of metal mouth side, liquid contacting part is formed on the inner peripheral surface of the circular protuberance of bolt main body side.In addition, preferably, metal mouth receiving portion has: be formed on the inner peripheral surface of bolt main body, and the bolt main body side first all groove chimeric with the circular protuberance of metal mouth side; Bolt main body side second week groove with internal diameter larger than bolt main body side first all grooves; Peripheral part and bolt main body side second week groove are chimeric, and the chimeric stop ring of interior perimembranous and metal mouth side week groove, and liquid contacting part is formed on stop ring.
Preferably, the water expansion member that expands or the water-soluble material that is dissolved in water consist of liquid contacting part by absorbing water.In addition, preferably, the water expansion member that the bolt main body expands by absorbing water consists of, and the bolt main body has waterproof coating at the outer surface except liquid contacting part.
Preferably, the bolt main body has: stop up the valve member of disposing the apparatus inserting hole from the outside; Coupling member with valve member and the binding of bolt main body; The valve member receiving portion that valve member is chimeric.
The utility model effect
According to this utility model, be embedded under the state of installation portion in that receiving portion is installed, with the position of liquid isolation, have liquid contacting part in that receiving portion is installed, therefore, under the user mode of endoscope, liquid contacting part is positioned at the position with the liquid isolation.Liquid contacting part and liquid and make and receiving portion is installed forms the state that can not be embedded in installation portion, but liquid contacting part can not contact with liquid under the user mode of endoscope, can as usual not use so can not be out of shape.After the use of endoscope, when key being removed and cleaned, when removing from installation portion when receiving portion chimeric is installed, liquid contacting part presents the state that exposes to the outside, and joins with cleanout fluid.When liquid contacting part contacts with cleanout fluid, make the receiving portion distortion is installed, and form the state that can not be embedded in installation portion.By this distortion, prevented re-using of key.
Description of drawings
Fig. 1 comprises the partial front elevation view of the schematic configuration that represents endoscopic system at interior axonometric chart.
Fig. 2 is illustrated in the cutaway view of state that the metal mouth of disposing the apparatus introduction part is installed the disposal apparatus bolt of the first embodiment.
Fig. 3 is the axonometric chart that exploded representation is disposed apparatus bolt and metal mouth.
Fig. 4 is the axonometric chart at the state of disposing apparatus introduction part installation disposal apparatus bolt.
Fig. 5 launches the cutaway view that the apparatus bolt is disposed in expression.
Fig. 6 is that expression is based on the axonometric chart of an example of the distortion of the disposal apparatus bolt of disposing the cleaning after the apparatus bolt uses.
Fig. 7 is the cutaway view that launches the disposal apparatus bolt of expression the second embodiment.
Fig. 8 is expression bolt main body, stop ring, metal mouth and the exploded perspective view of disposing the apparatus introduction part.
Fig. 9 is the cutaway view of the disposal apparatus bolt of expression user mode.
Figure 10 is the cutaway view of the state that comes off from the metal mouth of the disposal apparatus bolt after expression is used.
Figure 11 is the cutaway view that is provided with another embodiment of water enchroachment (invasion) hand-hole at liquid contacting part.
Figure 12 is the top view of stop ring that is provided with another embodiment of male and fomale(M﹠F) at liquid contacting part.
The specific embodiment
[the first embodiment]
In Fig. 1, endoscope 10 has operating portion 12, insertion section 13 and general flexible cord 14.General flexible cord 14 is via adapter 15,16 and cable 17 and being connected with light supply apparatus 18 and processor device 19.
Be provided with angle knob 21 at operating portion 12, the water button 22 of supplying gas, attract button 23 etc.Be provided with disposal apparatus introduction part 24 in the insertion section of operating portion 12 13 sides.Insert from this disposal apparatus introduction part 24 and to be connected with various disposal apparatus 11.
, except being provided with like that as everyone knows observation window, illuminating window, the delivery nozzle of supplying gas (all not shown), also being provided with and disposing apparatus outlet 30 at the front end face of rigid 27 of front end.In observation window, dispose the image unit of objective lens optical system, CCD or cmos image sensor etc.Image pickup signal from image unit is carried to processor device 19 via general flexible cord 14 grades.Processor device 19 is implemented various images with respect to the image pickup signal of image unit and is processed and be converted to video signal, and shows in monitor 20 as the observation image.
Be equipped with the ejecting end of photoconduction at illuminating window.Photoconduction will guide to illuminating window from the illumination light of the radiation source of light supply apparatus 18.The look-out station irradiation of illumination light in body from illuminating window.Supply gas delivery nozzle based on the operation of the water button 22 of supplying gas, and air or water that the illustrated water sending device of supplying gas is never supplied with spray towards observation window.
The slotting circulation passage 31 of disposal apparatus of disposing apparatus outlet 30 and being provided in the insertion section 13 is connected, and is communicated with disposal apparatus introduction part 24.Dispose the slotting circulation passage 31 of apparatus and near disposing apparatus introduction part 24, branch out attraction path 32.Attract path 32 to link with attracting button 23.Attract button 23 to link with the illustrated suction pump of omission via general flexible cord 14.Suction pump is driven when the operation of endoscope 10 all the time.Thereby, under the effect of the pressing operation that attracts button 23, from attracting path 32 and disposing apparatus and insert blood in circulation passage 31 attractors, body fluid, dirt, rinse water etc.
As shown in Figure 2, be fixed with metal mouth 33 at disposal apparatus introduction part 24 screw threads.Metal mouth 33 is for metallic and form tubular.As shown in Figure 3, at the outer peripheral face 33A of metal mouth 33 from being formed with successively outer screw section 34, O type ring accommodating groove 35 down, disposing apparatus bolt mounting groove 36, circular protuberance 37.Taken in O type ring 38 at O type ring accommodating groove 35.O type ring 38 will be disposed between the outer peripheral face 33A of apparatus introduction part 24 and metal mouth 33 and remain watertight.Inner peripheral surface 33B forms the conical surface shape of toward the outer side and gradually hole enlargement, thereby as guide surface.To dispose apparatus by this guide surface guides swimmingly to disposing the slotting circulation passage 31 of apparatus.
The outboard end that is formed with the metal mouth 33 of disposing apparatus bolt mounting groove 36, circular protuberance 37 is being installed on metal mouth 33 under the state of disposing apparatus introduction part 24, and is outstanding and expose (with reference to figure 2) to the outside.Consist of metal mouth fitting portion 39 by this disposal apparatus bolt mounting groove 36, circular protuberance 37.
Dispose apparatus bolt 40 as finish sterilization and with after be used the disposable type of giving up and provide, as shown in Figure 2, be embedded in use metal mouth 33.Then, formation user mode as shown in Figure 4.
As shown in Figure 5, dispose the binding strap 43 that apparatus bolt 40 has bolt main body 41, valve member 42 and they are linked.And, under the state that launches, be formed with bolt main body 41 in an end that links strap 43, be formed with valve member 42 in the other end.Bolt main body 41 constitutes roughly cylindric.Inner peripheral surface in the lower portion of bolt main body 41 is formed with metal mouth receiving portion 45, is formed with valve member receiving portion 46 at the inner peripheral surface of the upper portion of bolt main body 41.Consist of wall part 47 between metal mouth receiving portion 45 and the valve member receiving portion 46.The central authorities of next door section 47 are formed with for disposing apparatus and insert logical throttling path 48.In addition, the upper side edge part of throttling path 48 is coniform and is cut open, and becomes for disposing the guide surface 49 of apparatus front end to 48 guiding of throttling path.
Metal mouth receiving portion 45 has circular protuberance 51 and all grooves 52.Circular protuberance 51 enters and is entrenched in the disposal apparatus bolt mounting groove 36 of metal mouth 33.In addition, the circular protuberance 37 of metal mouth 33 enters and is embedded in all grooves 52.By described chimeric, bolt main body 41 is loaded and unloaded to be fixed on the metal mouth 33 freely.
Valve member 42 has basilar part 55, check-valves section 56, valve member fitting portion 57.As shown in Figure 3, basilar part 55 forms discoid with binding strap 43 continuously.And linking at a side lateral margin has the strap 43 of binding, and linking at the opposing party's lateral margin has the sheet of handling knob 58.Be formed with the guide surface 59 that the depression by circular hole consists of at the face with formation face opposition side check-valves section 56 basilar part 55.Be formed with slit 60 in check-valves section 56.The contact surface of slit 60 connects airtight mutually, keeps the watertight state under tightlock status.In addition, when inserting from guide surface 59 when disposing apparatus, slit 60 strains and opening owing to dispose the insertion of apparatus make and dispose apparatus and can insert logical.In addition, by the elastic force of slit 60 and slit jaw and disposal apparatus connect airtight, be maintained watertight so dispose apparatus with valve member 42, the blood of adverse current or body fluid etc. can not spill from disposal apparatus bolt 40 in the body.
Valve member fitting portion 57 has the circular protuberance 61 and all grooves 62 on the outer peripheral face that is formed on check-valves section 56.Valve member receiving portion 46 is born valve member fitting portion 57, has for the chimeric all grooves 63 of the circular protuberance 61 of valve member fitting portion 57 with for the chimeric circular protuberance 64 of all grooves 62 of valve member fitting portion 57.Chimeric by described valve member fitting portion 57 and valve member receiving portion 46, valve member 42 is loaded and unloaded to be installed on the bolt main body 41 freely.
With compared with the installation strength that metal mouth receiving portion 45 realizes by metal mouth fitting portion 39, set littlely by the installation strength that valve member fitting portion 57 and valve member receiving portion 46 realize.Thereby, get that the sheet 58 of handling knob comes pull-up valve member 42 and when removing valve member fitting portion 57 from valve member receiving portion 46, dispose apparatus bolt 40 and can not come off from metal mouth 33 pinching.
In this first embodiment, it is one-body molded by the hydroexpansivity elastomer to dispose apparatus bolt 40.And, be installed under the state of endoscope, for fear of contacting and expand with water, except a part (dashed area of Fig. 5) 51B of the inner peripheral surface 51A of circular protuberance 51, cover waterproof coating 66 on the whole surface of disposing apparatus bolt 40.In addition, a part of 51B of inner peripheral surface 51A does not cover waterproof coating 66.Do not cover the non-waterproof 51B of section of Rack of this waterproof coating 66 as liquid contacting part 67.
The hydroexpansivity elastomer is the elastomer of volumetric expansion by absorbing water, and it carries out Composite by rubber series stock and water absorbing material and forms, and adopts commercially available elastomer.
The formation method of liquid contacting part 67 is by at the shading member of the non-waterproof 51B of section configuration masking tape etc. and for example adopt coating to form waterproof coating 66.Under the state of these waterproof coating 66 dryings, form liquid contacting part 67 by removing shading member.In addition, the disposal apparatus bolt retaining member with the periphery that contacts with the shading member installation site can be set also, and adopt this disposal apparatus bolt retaining member disposing apparatus bolt 40 coating waterproof coatings 66, replace installing shading member.In this case, dispose the not coated waterproof coating 66 of part that apparatus bolt retaining member contacts, thereby can consist of liquid contacting part 67.
As shown in Figure 2, when when the disposal apparatus introduction part 24 of endoscope is installed disposal apparatus bolt 40, metal mouth fitting portion 39 is chimeric with metal mouth receiving portion 45, and both connect airtight.Thereby, dispose apparatus bolt 40 and can not come off from metal mouth 33.In addition, bolt main body 41 is connected airtight with metal mouth 33 and chimeric, so liquid contacting part 67 connects airtight section via this with dispose apparatus and insert circulation passage 31 isolation.Thus, the liquid such as blood, body fluid, dirt, cleanout fluid and liquid contacting part 67 are come in contact.In addition, dispose apparatus bolt 40 and covered by waterproof coating 66, therefore, under the user mode of endoscope, caused expansion can not occur when liquid attracts to contact with liquid.
As shown in Figure 1, when using, operating portion 12 is operated, insertion section 13 is inserted in body, make the insertion section front end be positioned at the affected part of regulation, thereby observe or dispose.Use to dispose in the situation of apparatus 11, inserting and dispose the apparatus front end from the slit 60 of disposing apparatus bolt 40 (Fig. 2 with reference to), and inserting circulation passage 31 and insert in the body and dispose apparatus 11 via disposing apparatus.After the disposal of stipulating, from dispose apparatus bolt 40 take out dispose apparatus 11 after, under the effect of the operation that attracts button 23, insert blood in circulation passage 31 suction bodies, body fluid, dirt, cleanout fluid etc. from disposing apparatus.Need to prove, basically use with the state that valve member 42 is installed on valve member receiving portion 46, but, when the member a little less than the viscosity such as disposal apparatus bolt 40 slotting logical hollow intubate, in order to reduce to insert resistance, often also so that the state of valve member 42 from valve member receiving portion 46 removals used.
After the operation of endoscope is all finished, will dispose apparatus bolt 40 or other appurtenance removal from endoscope 10 after, put into not shown cleaning machine, dispose in the slotting circulation passage 31 of apparatus or the outer surface of insertion section 13 etc. cleaned.Generally, disposing apparatus bolt 40 provides as disposable type, then is used and gives up.But, often also exist the operator of a part to reuse disposing apparatus bolt 40 also to clean, might under cleaning or sterilization and incomplete state, arbitrarily use.In this case, also exist infection to patient or operator etc. to worry and not preferred.
In this first embodiment, in the time will disposing apparatus bolt 40 from endoscope's 10 dismountings and clean, removal liquid contacting part 67 is chimeric with metal mouth 33, as shown in Figure 3, presents the state that exposes to the outside.In this state, when being cleaned by water etc., water contacts with liquid contacting part 67.Dispose apparatus bolt 40 and be made of the hydroexpansivity elastomer, so inner water absorbent polymer absorbs water, from the user mode shown in Fig. 6 (A), like that, for example volumetric expansion is about 2～6 times shown in (B).In addition, when breaking off with the contacting of water when stopping to clean, the moisture of suction occurs dry, and expansion rate has reduced dry amount, shown in (C), keeps the state that expands with the state with airborne water quantities balance.Thereby can not be restored to as original size is the state of (A), disposes apparatus bolts 40 and become to install at metal mouth 33, re-uses thereby stop.
[the second embodiment]
Then, describe for the second embodiment of the present utility model with reference to figure 7～Figure 10.In the second embodiment, replace as the first embodiment, consist of by the disposal apparatus bolt 40 that consisted of by the hydroexpansivity elastomer with at the waterproof coating 66 that a part has a liquid contacting part 67, only consisted of by the circular protuberance 51 that is formed with liquid contacting part 67, and as shown in Figures 7 and 8, adopt the disposal apparatus bolt 72 that is consisted of by the member different from bolt main body 71 as stop ring 70.Stop ring 70 forms the rectangular ring-type of cross section by the water solublity elastomer.
The water solublity elastomer adopts with respect to elastomer substrates and for example comprises water-soluble polymer elastomer of (part by weight) more than 50%, but, the distortion that can't keep the degree of shape so long as can obtain to be only soluble in water gets final product, and its material etc. is not particularly limited.For example, can adopt compression paper pulp or gelatin and composition thereof etc.In addition, if stop ring 70 possess strain occurs and can cross circular protuberance 37 and with the elastic force of the chimeric degree of metal mouth fitting portion 39, be not limited to elastomer, also can be polymer.
As shown in Figure 9, stop ring 70 is installed under the state of metal mouth 33 in bolt main body 71, enters between bolt main body 71 and the metal mouth 33.Thus, as shown in Figure 7, bolt main body 71 also is formed with the second week groove 76 that the peripheral part branch of stop ring 70 enters except first chimeric all grooves 75 of the circular protuberance 37 that is formed with metal mouth fitting portion 39.In addition, stop ring 70 enters the disposal apparatus bolt mounting groove 36 of metal mouth 33.Need to prove that for being marked with same numeral with the first embodiment same structure member, and the repetitive description thereof will be omitted.
Bolt main body 71 similarly is made of elastomers such as rubber with existing bolt main body.In the second embodiment, only stop ring 70 is made of the water solublity elastomer, so easy to manufacture.In addition, when using, it is chimeric with metal mouth 33 to dispose apparatus bolt 72, the circular protuberance 37 of metal mouth fitting portion 39 connects airtight with first all grooves 75 of bolt main body 71, liquid can not enter stop ring 70 thus, is kept chimerism, thereby can as usual use.
After the use of endoscope, remove and clean by disposing apparatus bolt 72, because stop ring 70 is made of water-soluble material, so diminish or disappear because of water dissolution.Thereby, can't re-use stop ring 70.Thus, as shown in figure 10, even if wish will be with bolt main body 71 and metal mouth 33, but owing to there is not stop ring 70, therefore, bolt main body 71 can't be limited to metal mouth 33, thereby have prevented from re-using.
Need to prove that in the second embodiment, stop ring 70 is formed by water-soluble polymer, but divided by beyond, also can consist of stop ring 70 by water-swelling polymer (comprising the hydroexpansivity elastomer).In this case, when removing from the endoscope bolt when cleaning main body 71, for example attract water and expand, also can't re-use as stop ring 70.
In addition, in the above-described embodiment, be made of the member different from bolt main body 71 as stop ring 70, but, replace in this, the stop ring part also can be integrally formed by for example secondary forming and bolt main body 71.In this case, adopt water solublity elastomer or hydroexpansivity elastomer to come secondary forming stop ring part.
In the above-described first embodiment, be not only bolt main body 41, even valve member 42, to link strap 43 also be to be made of the hydroexpansivity elastomer, but, also can only be that bolt main body 41 is made of water expansion elastomer.In addition, in the first embodiment, form waterproof coating 66 by the surface that is coated in bolt main body 71, but, also can for example only be consisted of by one-shot forming the outline of bolt main body by common polymer, then, by post forming shaping water expansion elastomer among the outline polymer.In this case, can follow by the outline polymer that water expands elastomeric expansion and the thickness or the material that expand form.
In the respective embodiments described above, liquid contacting part 67 is formed on the inner peripheral surface of circular protuberance 51, but, and in order to improve the contact area with water, as shown in figure 11, also can on liquid contacting part 67, be provided with water enchroachment (invasion) hand-hole 80 with prescribed distance and along lonizing radiation direction or other any direction.In addition, replace water enchroachment (invasion) hand-hole 80, as shown in figure 12, thereby also can make the inner peripheral surface of stop ring 81 be consisted of the contact area that improves with liquid by male and fomale(M﹠F) 82.Male and fomale(M﹠F) 82 also can form male and fomale(M﹠F) by being provided with a plurality of hemispherical or cone shape projections or hole except the such cross section of diagram is ridge formation triangle, that edge cylinder direction is long.In addition, male and fomale(M﹠F) 82 also can be formed on liquid contacting part 67, and then, also can use with male and fomale(M﹠F) 82 in combination water intrusion hole 80.
In the respective embodiments described above, be illustrated disposing apparatus bolt 40 as the key that is used for endoscope 10, but, except disposing apparatus bolt 40, as the key of endoscope 10, be used as disposable type and use and give up, but for such as attracting button etc. also can implement this utility model.In this case, the bolt main body is made of the hydroexpansivity elastomer, and implements waterproof coating on the surface.Connect airtight with endoscope 10 in use and watertight is combined, remove from endoscope 10 when after use, cleaning.And when removing from endoscope 10, the part that connect airtight the mounting portion of watertight and metal mouth etc. is exposed to the outside.Under the state of so removing, form liquid contacting part in the part of exposing to the outside, and contact with cleanout fluid when cleaning via this liquid contacting part, the bolt main body is expanded, make thus change of shape, re-use thereby stop.In addition, even if the liquid contacting part of bolt main body is made of the water solublity elastomer, similarly contacts with water and dissolve, can't keep current shape, can stop to re-use.
In the above-described embodiment, via the metal mouth disposal apparatus bolt has been installed in disposal apparatus introduction part, but, be formed with in the endoscope of metal mouth fitting portion disposing the apparatus introduction part, also can not use the metal mouth and will dispose the apparatus bolt and be installed on the metal mouth fitting portion integrally formed with disposing the apparatus introduction part.
Claims (8)
1. the key of an endoscope is installed in the installation portion of endoscope, it is characterized in that having:
The bolt main body of tubular;
Receiving portion is installed, and it is formed at described bolt main body, and is chimeric with described installation portion, and stop described bolt main body from described installation portion to insert off-square to slotting off-square to movement;
Liquid contacting part, it is embedded under the state of described installation portion in described installation receiving portion, be formed at described installation receiving portion in the position with liquid isolation, and, contact with described liquid and make described installation receiving portion become the state that can not be embedded in described installation portion.
2. the key of endoscope as claimed in claim 1 is characterized in that,
Described installation portion be with described endoscope in the disposal apparatus insert the metal mouth of the roughly tubular that circulation passage is communicated with,
Described key has for disposing apparatus inserts logical disposal apparatus inserting hole, and the metal mouth receiving portion chimeric with described metal mouth is described installation receiving portion,
Be embedded under the state of described metal mouth in described metal mouth receiving portion, with the position of the liquid isolation of inserting circulation passage from described disposal apparatus, be formed with described liquid contacting part in described metal mouth receiving portion.
3. the key of endoscope as claimed in claim 2 is characterized in that,
Described metal mouth has metal mouth fitting portion in outboard end, and described metal mouth fitting portion has from the outer peripheral face outstanding toward the outer side circular protuberance of metal mouth side and the metal mouth side week groove that is formed on outer peripheral face,
Described metal mouth receiving portion has: be formed on the inner peripheral surface of described bolt main body, and the bolt main body side week groove chimeric with the circular protuberance of described metal mouth side; Be formed on the inner peripheral surface of described bolt main body, and the bolt main body side circular protuberance chimeric with all grooves of described metal mouth side,
Described liquid contacting part is formed on the inner peripheral surface of the circular protuberance of described bolt main body side.
4. the key of endoscope as claimed in claim 2 is characterized in that,
Described metal mouth has metal mouth fitting portion in outboard end, and described metal mouth fitting portion has from the outer peripheral face outstanding toward the outer side circular protuberance of metal mouth side and the metal mouth side week groove that is formed on outer peripheral face,
Described metal mouth receiving portion has: be formed on the inner peripheral surface of described bolt main body, and the bolt main body side first all groove chimeric with the circular protuberance of described metal mouth side; Bolt main body side second week groove with internal diameter larger than described bolt main body side first all grooves; The chimeric stop ring of all grooves of peripheral part and the described chimeric and interior perimembranous of bolt main body side second week groove and described metal mouth side,
Described liquid contacting part is formed at described stop ring.
5. such as the key of each described endoscope in the claim 1 to 4, it is characterized in that,
The water expansion member that described liquid contacting part expands by absorbing water consists of.
6. such as the key of each described endoscope in the claim 1 to 4, it is characterized in that,
Described liquid contacting part is made of the water-soluble material that is dissolved in water.
7. such as the key of each described endoscope in the claims 1 to 3, it is characterized in that,
The water expansion member that described bolt main body expands by absorbing water consists of,
The bolt main body has waterproof coating at the outer surface except described liquid contacting part.
8. such as the key of each described endoscope in the claim 2 to 4, it is characterized in that,
Described bolt main body has: the valve member that stops up described disposal apparatus inserting hole from the outside; Coupling member with described valve member and the binding of described bolt main body; For the chimeric valve member receiving portion of described valve member.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011159934A JP5259783B2 (en) | 2011-07-21 | 2011-07-21 | Endoscope plug |
| JP2011-159934 | 2011-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202636888U true CN202636888U (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220308840 Expired - Lifetime CN202636888U (en) | 2011-07-21 | 2012-06-28 | Plug body and endoscope |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5259783B2 (en) |
| CN (1) | CN202636888U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107949332A (en) * | 2015-09-09 | 2018-04-20 | 学校法人东京女子医科大学 | Therapeutic substance conveys device and therapeutic substance conveying external member |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020148830A1 (en) * | 2019-01-16 | 2020-07-23 | オリンパス株式会社 | Insertion device |
| CN114557733B (en) * | 2022-02-28 | 2023-03-21 | 常州市久虹医疗器械有限公司 | Biopsy valve for endoscope |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02283345A (en) * | 1989-04-25 | 1990-11-20 | Olympus Optical Co Ltd | Stopper body for medical use |
| JP4594670B2 (en) * | 2004-08-04 | 2010-12-08 | オリンパス株式会社 | Endoscopic treatment tool stopper |
| JP2006055446A (en) * | 2004-08-20 | 2006-03-02 | Pentax Corp | Forcep plug for endoscope |
-
2011
- 2011-07-21 JP JP2011159934A patent/JP5259783B2/en not_active Expired - Fee Related
-
2012
- 2012-06-28 CN CN 201220308840 patent/CN202636888U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107949332A (en) * | 2015-09-09 | 2018-04-20 | 学校法人东京女子医科大学 | Therapeutic substance conveys device and therapeutic substance conveying external member |
| CN107949332B (en) * | 2015-09-09 | 2020-12-01 | 学校法人东京女子医科大学 | Therapeutic substance delivery device and therapeutic substance delivery kit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013022245A (en) | 2013-02-04 |
| JP5259783B2 (en) | 2013-08-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |