CN208808434U - A kind of Eustachian tube check and treatment device - Google Patents
A kind of Eustachian tube check and treatment device Download PDFInfo
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- CN208808434U CN208808434U CN201820553352.3U CN201820553352U CN208808434U CN 208808434 U CN208808434 U CN 208808434U CN 201820553352 U CN201820553352 U CN 201820553352U CN 208808434 U CN208808434 U CN 208808434U
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- eustachian tube
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- 210000002388 eustachian tube Anatomy 0.000 title claims abstract description 84
- 230000008878 coupling Effects 0.000 claims abstract description 38
- 238000010168 coupling process Methods 0.000 claims abstract description 38
- 238000005859 coupling reaction Methods 0.000 claims abstract description 38
- 238000001839 endoscopy Methods 0.000 claims abstract description 38
- 238000005452 bending Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000013307 optical fiber Substances 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000005286 illumination Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 7
- 239000005357 flat glass Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims 1
- 210000003128 head Anatomy 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 5
- 238000007689 inspection Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 11
- 230000006378 damage Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 210000003800 pharynx Anatomy 0.000 description 4
- 241000158526 Nasalis Species 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 210000000959 ear middle Anatomy 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 208000025301 tympanitis Diseases 0.000 description 1
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Abstract
The utility model relates to a kind of Eustachian tube check and treatment devices.The apparatus structure is simple, it is easy to operate, be easy to part process and assemble and can satisfy industrialized production, mainly include endoscopy of eustachian tube, sheath and sacculus assembly；Endoscopy of eustachian tube includes scope soft segment, scope hard section, mirror body fixing sleeve and eyepiece component；Scope soft segment is structure as a whole with scope hard section；The end of scope hard section is installed by eyepiece component；Mirror body fixing sleeve is set in scope hard section and is connected with eyepiece component；Sheath includes bending segment, flat segments, coupling sleeve and locking guiding mechanism；Guiding mechanism is locked for locking and guiding conveying endoscopy of eustachian tube to therapentic part.When it is only necessary to check it is, when being treated, to insert sacculus assembly in endoscopy of eustachian tube without installing sacculus assembly.
Description
Technical field
The utility model belongs to one kind for the medical diagnosis on disease of human body Eustachian tube and treatment Medical Instruments, more particularly, to one kind
Eustachian tube check and treatment device.
Background technique
Eustachian tube is also known as European pipe, has an important dark in the portion on the upper side of tubal wall, its one end is by antetheca
Into tympanum, the other end then enters pharynx nasalis, is the channel for linking up tympanum and pharynx nasalis, since Eustachian tube is communicated with pharynx nasalis,
Therefore pharyngeal infection easily enters tympanum along Eustachian tube, causes tympanitis.
There is the inspection and treatment carried out using nasal endoscopes, salpingoscope to Eustachian tube under physiological status both at home and abroad, but all deposits
Eustachian tube lumen cannot be checked in disadvantages associated, such as nasal endoscopy, it can not be completely to Eustachian tube physiological function and life
Reason state is analyzed；Then shank is too soft for salpingoscope, and operation difficulty is higher, and it is extremely related to carry out eustachian tube function
The treatment of disease.
It include tradition pharyngeal opening of auditory tube operative treatment and emerging in the methods of surgical for the treatment of eustachian tube function exception
Balloon operation, the sacculus now used both at home and abroad are required to use under external application video equipment, and walking for sacculus can not be confirmed in lumen
To and tissue around relationship, and the curative effect after balloon expandable cannot be assessed, cause the blindness on clinical manipulation.
Chinese patent, application No. is: 201410605818.6, disclose a kind of Eustachian tube check and treatment device, the device
With the inspection and treatment that can be achieved at the same time Eustachian tube, to position in need for the treatment of can accurate judgement, realization accurately learns
The characteristics of patient part and accurate treatment.
Such as Fig. 1 to Fig. 6, primary structure includes endoscopy of eustachian tube 1, balloon-stent 2, sacculus 3 and conduit 4, in Eustachian tube
Mirror 1 includes hard endoscopic segment 11 and soft endoscope segment 12, and one end of hard endoscopic segment 11 is connected with soft endoscope segment 12, balloon-stent 2 and
Soft endoscope segment 12 is connected, and balloon-stent 2 is equipped with sacculus 3.Conduit 4 is set in 11 outside of hard endoscopic segment, soft endoscope segment 12
One end is located in conduit 4, and wherein conduit 4 is made of transparent material, can be irradiated to patient when in use convenient for endoscopy of eustachian tube 1
Eustachian tube at.
The Eustachian tube check and treatment device of its utility model hard endoscopic segment when carrying out Eustachian tube inspection merely can reach
The position checked needed for Eustachian tube completes to check；When the need for treatment, hard endoscopic segment can push soft endoscope segment to reach institute
The position that need to be treated, avoid soft endoscope segment it is excessively soft and the phenomenon that can not reach.
When needing to perform the operation using sacculus 3,2 phase secure bond of endoscopy of eustachian tube 1 and balloon-stent using handle 6 and is led
Pipe 4 send soft endoscope segment 12 to Eustachian tube, carries out sacculus 3 and expands, realizes corresponding treatment.
But in actual clinical practice process, there is also following defects for the device:
1, as shown in Figure 4 and Figure 5, which further includes handle 6, and handle 6 is equipped with the first tooth 61, and conduit 4 is equipped with and first
The second tooth 41 that tooth 61 is meshed, handle 6 and conduit 4 are connected by the first tooth 61 with the second tooth 41.Pass through similar tooth as a result,
The engagement system of wheel, it is to facilitate angular adjustment that handle 6 and 4 relative angle of conduit can be made, which to change purpose, but in practical operation
In the process, this mechanism design is not of practical significance, and structure is complicated for the mechanism, and manufacturing cost is big, and part plus
Work assembly difficulty increases.
2, in the device, as shown in fig. 6, balloon-stent 2 includes sacculu hollow tube 21, the first connecting tube 22 and the second connection
Pipe 23；Wherein, the first connecting tube 22 is used for the liquid being sucked out in therapentic part, and the second connecting tube 23 is for injecting treatment liquid
Therapentic part so needs two pressure pumps to carry out operation.It can be seen that this design is not only at high cost, and operate
Complexity is unfavorable for clinical tasks.
3, in the device, sacculu hollow tube 21 is set in the outside of soft endoscope segment 12, sacculu hollow tube 21 and soft endoscope segment
12 shell is threadably secured connection.So that assembly is comparatively laborious, threaded connection bring couples low efficiency, ruler for this design
It is very little to increase, be not easily cleaned and rotate the problems such as angle is uncertain.
4, in the device, conduit 4 is made of transparent material, can be irradiated to patient when in use convenient for endoscopy of eustachian tube 1
Eustachian tube at, be actually being illuminated by conduit lateral wall of cannot achieve in clinical manipulation.
5, in the device, soft endoscope segment memorial alloy realizes the protection and bending of soft lens section, using the work of memorial alloy
With being to remember a kind of shape at a temperature of some, when restoring this temperature, shape is restored, and therefore, memorial alloy is general in the device
It is unfavorable for reading and being used in this occasion.
6, in the device, refractive section is equipped with light source and multiple convex lens, and multiple convex lens are for adjusting dioptric, light source and pharynx
Tympanic canal scope is corresponding.Therefore, there are two do not meet actual design in the device: 1, the dioptric of endoscope is not need to adjust
's.2, there is a light source interface in the rear end of endoscope, rather than light source.
Utility model content
In order to solve the problems in background technique, the utility model provide a kind of structure it is simple, it is easy to operate, be easy to zero
Part process and assemble, the dress that can satisfy industrialized production and Eustachian tube is checked suitable for clinic when not installing sacculus
It sets.
Meanwhile the utility model also achieves and can be used for the clinical function of being treated to Eustachian tube when installing sacculus.
The specific technical solution of the utility model is:
A kind of Eustachian tube check and treatment device, including endoscopy of eustachian tube and sheath；Its improvements is:
Endoscopy of eustachian tube includes scope soft segment, scope hard section, mirror body fixing sleeve and eyepiece component；Scope soft segment and scope
Hard section is structure as a whole；The end of scope hard section is installed by eyepiece component；Mirror body fixing sleeve is set in scope hard section and and eyepiece
Component is connected；
Sheath includes bending segment, flat segments, coupling sleeve and locking guiding mechanism；
One end of flat segments and bending segment are connected, and the other end and coupling sleeve are connected；One section of the scope soft segment is located at bending
In section, remaining is located in flat segments；The scope hard section is located in flat segments；Mirror body fixing sleeve is inserted into the coupling sleeve；
Locking guiding mechanism is mounted on the side wall of the coupling sleeve and with the cooperation of mirror body fixing sleeve for locking and drawing to therapentic part
Lead conveying endoscopy of eustachian tube.Using the locking guiding mechanism instead of handle in the prior art, while eliminating handle and leading
Indexing tooth governing loop between pipe, greatly reduces the operation difficulty of doctor, and reduces production cost and the device
Complex degree of structure.
In order to make the device while have both treatment function, and require its structurally reasonable, manufacturing cost is low, which also designs
There is sacculus assembly；Sacculus assembly includes sacculus, sacculu hollow tube, connector and water pipe；The sacculu hollow tube by inner catheter and
Outer catheter composition, forms fluid channel between inner catheter and outer catheter, sacculus is mounted on one end of sacculu hollow tube and and liquid
Connector is arranged in the other end of channel connection, sacculu hollow tube；Connector includes three interfaces, and an interface is connect with sacculu hollow tube
And be connected to fluid passage, an interface is connected to that (water pipe, that fluid passage and sacculus form an independent water flow is logical with water pipe
Road), an interface is connect (for fixing sacculus, that is to say, that insert scope in the inner catheter of sacculu hollow tube with scope hard section
Soft segment, to form an independent imaging and illumination channel)；The water pipe installs pressure pump joint far from one end of connector.
It can be seen that two water pipes are merged into one compared with the balloon-stent of the prior art by the sacculus assembly of the utility model
A water pipe (both as outlet tube or make inlet tube), the sacculus assembly of utility model device is not only simple in structure, manufacture at
This reduction is simultaneously but also the clinical manipulation of doctor is simpler, practical.Independent water stream channel and illumination channel, but also facing
Bed operation is more safe and reliable.
What is required emphasis is a bit: can also carry out on the basis of not needing and removing sacculus assembly when doctor checks
The Inspection of therapentic part.
Further, for the ease of facilitating sacculus assembly fast and accurately being installed or removed in treatment, connector with it is interior
Mirror hard section is connected by female Luer.
Further, the scope soft segment in the endoscopy of eustachian tube of the utility model, scope hard section and eyepiece component and existing
There is the endoscopy of eustachian tube structure of technical description to be essentially different, the endoscopy of eustachian tube technical solution description of the prior art is simple
And it is very unclear disclosed in technical solution, those skilled in the art really can not industrially be implemented by the description of the prior art
The program, and the endoscopy of eustachian tube of the utility model is more applicable for industrialized production and structure is more reasonable.
Wherein, the scope soft segment includes object lens, image transmission optical fibre, lighting fiber, spring hose and flexible nonmetallic tubing；It passes
As optical fiber front end installation object lens, image transmission optical fibre rear end is located in eyepiece component；The outer layer of image transmission optical fibre is disposed with illumination light
Fine, spring hose and flexible nonmetallic tubing；
The scope hard section is provided with stereoplasm tube in the flexible nonmetallic tubing outer layer of scope soft segment；
The eyepiece component include connection tapered sleeve, eyepiece hood, illumination optical interface, image guide device positioning sleeve, coupling object lens with
And window glass；
Connection tapered sleeve one end is connect with mirror body fixing sleeve, and the other end is connect with eyepiece hood, is connected and is installed on the side wall of tapered sleeve
Illuminate optical interface；Setting image guide device positioning sleeve, coupling object lens and window glass in eyepiece hood；The image guide device positioning sleeve
It is fixedly connected with the image transmission optical fibre rear end.
Further, above-mentioned locking guiding mechanism includes mirror body fixed block and lock-screw；On the mirror body fixed block
Offer the first threaded hole；The second threaded hole corresponding with the first threaded hole is offered on the outer wall of the coupling sleeve；It is described
Mirror body guide groove is offered along its axial direction on mirror body fixing sleeve；
The lock-screw includes the first thread segment, the second thread segment and guide section；
First thread segment and the first threaded hole cooperate, and the second thread segment and the second threaded hole cooperate, and guide section protrudes into connection
In set and it is installed in mirror body guide groove.When operation, lock-screw can be made by rotating mirror body fixed block as midpoint using lock-screw
It moves along the radial direction of coupling sleeve (for locking or unclamping mirror body fixing sleeve).
Further, in order to prevent due to lock-screw rotation excessively cause mirror body insert not into or lock-screw disengage, on
Stating locking guiding mechanism further includes position-limitting pin；It is offered and the first screw thread on the mirror body fixed block along the axial direction of coupling sleeve
The blind hole of hole side by side；Circular arc limit guide groove is offered on the side wall of the coupling sleeve；Described position-limitting pin one end is mounted on blind hole
Interior, the other end is located in circular arc limit guide groove.When operation, mirror body fixed block is rotated by midpoint of lock-screw.Mirror body fixed block
Rotation angle range limited by circular arc limit guide groove.
Further, (mirror body fixing sleeve is inserted into coupling sleeve when treatment sheath is assembled with endoscopy of eustachian tube in order to prevent
When) water pipe will not be provided with card slot along its axial direction by pinch off, the mirror body fixing sleeve；The size of the card slot and water pipe
Outer diameter is adapted.
In order to avoid water pipe is contacted with the direct of card slot, the water pipe is arranged a positioning sleeve, the outer diameter and card of positioning sleeve
The size of slot is adapted.
Minimum in order to influence the device on the injury of human body when being checked and being treated, above-mentioned sheath is divided into inspection sheath
Two kinds of sheath of pipe and treatment；Check that bending segment and the outer diameter of flat segments are small size in sheath, for installing in Eustachian tube
Use when mirror is checked；
Treating bending segment and the outer diameter of flat segments in sheath is large scale, for installation sacculus in endoscopy of eustachian tube into
It is used when row treatment.
Further, the bending angle of above-mentioned bending segment is 0 to 90 °.
Utility model has the advantages that
1, the utility model is utilized using locking guiding mechanism instead of handle in the prior art, when operation, with locking
Screw is that midpoint rotation mirror body fixed block can be such that lock-screw moves along the radial direction of coupling sleeve (for locking or pine
Start shooting body fixing sleeve), while the indexing tooth governing loop between handle and conduit in the prior art is eliminated, it is being able to satisfy one
Device has respectively outside two functions of inspection and treatment, also greatly reduces the operation difficulty of doctor, and reduce and be produced into
The complex degree of structure of this and the device, and the part in the locking guiding mechanism is processed and assembly is also relatively easy, is easy to
Realize industrialization.
2, position-limitting pin is designed in the locking guiding mechanism of the utility model limits it with the circular arc on coupling sleeve side wall
Guide groove cooperation, prevent due to lock-screw rotate excessively cause endoscopy of eustachian tube insert not into or lock-screw disengage problem.
3, two water pipes are merged into a water pipe compared with the prior art by the sacculus assembly of the utility model, which both made
Outlet tube also makees inlet tube, which is not only simple in structure, and manufacturing cost reduces and makes the clinical manipulation of doctor simple, real
With.
4, connector is set on the balloon-stent of the utility model, and realizes the connection of connector and scope hard section by female Luer
It connects, that is, is exactly that existing thread connection is substituted using taper connection, not only easy to assembly, practicability is good, and also avoids spiral shell
Line connection bring connection low efficiency, size increase, are not easily cleaned and rotate the problems such as angle is uncertain.
5, the water pipe of the utility model is installed in the card slot of mirror body fixing sleeve by way of embedded, and it is solid to avoid mirror body
The problem of water pipe is easily damaged by pinch off when inserting into coupling sleeve is covered calmly.
6, the sheath of the utility model, which is divided into, checks two kinds of sheath of sheath and treatment；The outer diameter for checking sheath is small ruler
Very little, treatment sheath outer diameter is large scale, checks that sheath is only used when checking, treatment sheath is only used in treatment, two
Kind dimensions ensures the risk reduced when being checked respectively, treating work to injury of human.
7, the design of the scope soft segment in the endoscopy of eustachian tube of the utility model, scope hard section and eyepiece component and tradition
Dioptric segment structure have apparent difference, eyepiece component only has imaging function, is not related to Diopter accommodation function, on eyepiece component
There is no light source and designed light source interface, provides illumination for coupling with external light source for endoscope.The utility model structure is set
Rationally, part simple processing is more suitable industrialized production and application to meter.
8, scope soft segment uses bourdon tube and flexible nonmetallic tubing in the utility model, this designs the use so as to the product
More it is suitable for for scene.
9, the illumination in the utility model is to be realized by the lighting fiber of scope soft segment, and not lead in the prior art
What pipe carried out, the structure of the utility model is more in line with conventional design concept.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Eustachian tube check and treatment device in the prior art.
Fig. 2 is the structural schematic diagram that Eustachian tube check and treatment device is in inspection state in the prior art.
Fig. 3 is the structural schematic diagram that Eustachian tube check and treatment device is in therapeutic state in the prior art.
Fig. 4 is the structural schematic diagram of conduit in the prior art.
Fig. 5 is the structural schematic diagram of handle in the prior art.
Fig. 6 is the structural schematic diagram that balloon-stent is matched with sacculus in the prior art.
Wherein, the appended drawing reference of Fig. 1 to Fig. 6 is as follows:
1- endoscopy of eustachian tube, 11- hard endoscopic segment, 12- soft endoscope segment, 2- balloon-stent, 21- sacculu hollow tube, 22- first
Connecting tube, the second connecting tube of 23-, 3- sacculus, 4- conduit, the second tooth of 41-, 5- refractive section, 6- handle, the first tooth of 61-.
Fig. 7 is the structural schematic diagram that Eustachian tube check and treatment device in the utility model is in inspection state.
Fig. 8 is the structural schematic diagram that Eustachian tube check and treatment device is in therapeutic state in the utility model.
Fig. 9 is the structural schematic diagram of the endoscopy of eustachian tube in the utility model.
Figure 10 is the partial top view of Fig. 9.
Figure 11 is the partial sectional view of scope soft segment in Fig. 9.
Figure 12 is the structural schematic diagram of sheath in the utility model.
Figure 13 is the structural schematic diagram of sacculus assembly in the utility model.
Wherein, the appended drawing reference of Fig. 7 to Figure 13 is as follows:
01- endoscopy of eustachian tube, 011- scope soft segment, 0111- object lens, 0112- image transmission optical fibre, 0113- lighting fiber,
0114- spring hose, 0115- flexible nonmetallic tubing, 012- scope hard section, 0121- stereoplasm tube, 013- mirror body fixing sleeve, 0131- mirror
Body guide groove, 0132- card slot, 014- eyepiece component, 0141- eyepiece hood, 0142- illumination optical interface, the positioning of 0143- image guide device
Set, 0144- coupling object lens, 0145- window glass, 0146- connection tapered sleeve, 02- sheath, 021 bending segment, 022- flat segments,
023- coupling sleeve, 024- lock guiding mechanism, 0241- mirror body fixed block, 0242- lock-screw, 0243- position-limitting pin, 03- ball
Capsule component, 031- sacculus, 032- sacculu hollow tube, 033- connector, 034- water pipe, 0341- positioning sleeve, 035- pressure pump joint,
036- female Luer.
Specific embodiment
The utility model on the basis of existing technology, preferably operates to have Eustachian tube check and treatment device
Property, practicability and the R & D design for being convenient for industrialized production, popularizing and carrying out are clearly understood from this reality in order to more accurate
With novel structure and working principle, the utility model is described in detail with reference to the accompanying drawing.
Embodiment 1 (inspection)
The utility model provides a kind of Eustachian tube check and treatment device, has respectively and Eustachian tube is checked and treated
Function, as shown in fig. 7, the device only as check device use when structure, be mainly made of two large divisions, be respectively
Endoscopy of eustachian tube 01 and sheath 02；
As Figure 9-Figure 11, endoscopy of eustachian tube 01 includes scope soft segment 011, scope hard section 012, mirror body fixing sleeve 013
And eyepiece component 014；Scope soft segment 011 is structure as a whole with scope hard section 012；The end of scope hard section 012 is installed by eyepiece
Component 014；Mirror body fixing sleeve 013 is set in scope hard section 012 and is connected with eyepiece component 014；
Specifically, scope soft segment 011 includes object lens 0111, image transmission optical fibre 0112, lighting fiber 0113, spring hose
0114 and flexible nonmetallic tubing 0115；Object lens 0111 are installed in 0112 front end of image transmission optical fibre, and 0112 rear end of image transmission optical fibre is located at eyepiece
In component 014；The outer layer of image transmission optical fibre 0112 is disposed with lighting fiber 0113, spring hose 0114 and flexible nonmetallic tubing
0115；The purpose of this design be so that when longitudinal (direction of the i.e. vertical scope soft segment) stress of scope soft segment 011, is easily bent,
It is lost minimum convenient for being conveyed along sheath to eustachian tube lumen.
Scope hard section 012 is provided with stereoplasm tube 0121 in 0115 outer layer of flexible nonmetallic tubing of scope soft segment 011；
Eyepiece component includes connection tapered sleeve 0146, eyepiece hood 0141, illumination optical interface 0142, image guide device positioning sleeve
0143, object lens 0144 and window glass 0145 are coupled；
Connection 0146 one end of tapered sleeve is connect with mirror body fixing sleeve 013, and the other end is connect with eyepiece hood 0141, connects tapered sleeve
Installation illumination optical interface 0142 on 0146 side wall；Setting image guide device positioning sleeve 0143, coupling object lens in eyepiece hood 0141
0144 and window glass 0145；The image guide device positioning sleeve 0143 is fixedly connected with 0112 rear end of image transmission optical fibre.
As shown in figure 12, sheath 02 includes bending segment 021, flat segments 022, coupling sleeve 023 and locking guiding mechanism
024；
One end of flat segments 022 and bending segment 021 are connected, and the other end and coupling sleeve 023 are connected；011 1 sections of scope soft segment
In bending segment 021, remaining is located in flat segments 022；Scope hard section 012 is located in flat segments 022；Mirror body fixing sleeve 013
It is inserted into the coupling sleeve 023；Locking guiding mechanism 024 is mounted on the side wall of the coupling sleeve 023 and fixes with mirror body
013 cooperation of set is for locking and guiding conveying endoscopy of eustachian tube 01 to therapentic part, it is preferable that the bending angle of bending segment 021
It is 0 to 90 °.
Specifically, locking guiding mechanism 024 includes mirror body fixed block 0241 and lock-screw 0242；Mirror body fixed block
The first threaded hole is offered on 0241；The second threaded hole corresponding with the first threaded hole is offered on the outer wall of coupling sleeve 023；
Mirror body guide groove 0131 is offered along its axial direction on mirror body fixing sleeve 013；
Lock-screw 0242 includes the first thread segment, the second thread segment and guide section；
First thread segment and the first threaded hole cooperate, and the second thread segment and the second threaded hole cooperate, and guide section protrudes into connection
In set and it is installed in mirror body guide groove.
Using the locking guiding mechanism instead of handle in the prior art, while eliminating point between handle and conduit
Tooth governing loop is spent, the operation difficulty of doctor is greatly reduced, and reduces production cost and the device structure is complicated journey
Degree.When operation, rotating mirror body fixed block as midpoint using lock-screw can be such that lock-screw moves along the radial direction of coupling sleeve
Dynamic (for locking or unclamping mirror body fixing sleeve).
The device give locking guiding mechanism optimization design its purpose is to prevent from rotating through due to lock-screw
Degree cause mirror body insert not into or lock-screw disengage the problem of, specific structure is: along coupling sleeve 023 on mirror body fixed block 0241
Axial direction offer the blind hole with the first threaded hole side by side；Circular arc limit guide groove is offered on the side wall of the coupling sleeve 023；Limit
Position 0243 one end of pin is mounted in blind hole, and the other end is located in circular arc limit guide groove.When operation, revolved by midpoint of lock-screw
Tilting mirror body fixed block.The rotation angle range of mirror body fixed block is limited by circular arc limit guide groove.
Embodiment 2 (treatment)
At this point, the structure of the device is exactly sacculus assembly 03 to be installed, such as Fig. 8 on as the structure basis for checking device；
The structure of specific sacculus assembly 03 is as shown in figure 13, sacculus assembly include sacculus 031, sacculu hollow tube 032, connector 033 and
Water pipe 034；Sacculu hollow tube 032 is made of inner catheter and outer catheter, and fluid channel, sacculus are formed between inner catheter and outer catheter
031 is mounted on one end of sacculu hollow tube 032 and is connected to fluid passage, and connector is arranged in the other end of sacculu hollow tube 032
033；Connector 033 includes three interfaces, and an interface connect with sacculu hollow tube 032 and is connected with fluid passage, and one connects
Mouth is connected to water pipe 034, and an interface is connect with scope hard section 012；Water pipe 034 installs pressure pump far from one end of connector 033
Connector 035.To external imbibition operation and inwardly, injection treatment liquid can be realized using a pressure pump water pipe.It designs herein
Purpose be using water pipe, fluid passage and sacculus as an independent water stream channel, and by the inner catheter of sacculu hollow tube
As an independent imaging and optical illumination channel, whole equipment structure in clinical manipulation is so made more safely may be used
It leans on.
In treatment, connector 033 is connected with scope hard section 012 by female Luer 036, that is, the cone generallyd use
Degree connection, this connection type can not only be such that scope hard section 012 is quickly dismounted with connector 033, while taper design itself
Leakproofness also have greatly improved.
Also it should be noted is that: (mirror body fixing sleeve is to coupling sleeve interpolation when sheath 02 and endoscopy of eustachian tube 01 are assembled
When dress) water pipe 034 may damage by pinch off, and therefore, the utility model is provided in mirror body fixing sleeve 013 along its axial direction
Card slot 0132；The size of card slot 0132 is adapted with the outer diameter of water pipe 034, and water pipe 034 is installed in card slot 0132 by when assembly,
The embedded installation for realizing water pipe 034, effectively avoids the generation of this problem.In order to further avoid water pipe and card
The direct contact of slot can also be arranged a positioning sleeve 0341, the outer diameter of positioning sleeve 0341 and the size of card slot 0132 on water pipe 034
It is adapted, so that it is caught in card slot 0132 by positioning sleeve 0341.
In practical operation, therapy section can also be carried out on the basis of not needing and removing sacculus assembly when doctor checks
The inspection work of position.
Installation sacculus assembly is not needed when checking due to needing when treatment using sacculus assembly, then in order to make the device exist
Minimum is influenced on the injury of human body when being checked and being treated, sheath, which is divided into, checks two kinds of sheath of sheath and treatment, checks sheath
Middle bending segment and the outer diameter of flat segments are small size, for installing use when endoscopy of eustachian tube is checked；
Treating bending segment and the outer diameter of flat segments in sheath is large scale, for installation sacculus in endoscopy of eustachian tube into
It is used when row treatment.
Working principle
1, checking process
As shown in fig. 7, selecting inspection using sheath is checked, endoscopy of eustachian tube 01 is coupled from inspection sheath installation is provided with
One end inserting of set 023 guarantees that the front end of scope soft segment 011 is concordant with the distal end faces of sheath bending segment 021 are checked, rotation
Mirror body fixed block 0241, so that the mirror body guide groove 0131 for withstanding on mirror body fixing sleeve 013 of lock-screw 0242 tightly, doctor will
The device is sent into the position to be checked of human body, when finding eustachian orifice, unclamps lock-screw 0242, mirror body is pushed ahead, mirror
Body enters progress illness inspection in Eustachian tube.
2, therapeutic process
As shown in figure 8, selecting treatment using treatment sheath, sacculus assembly 03 is inserted into endoscopy of eustachian tube 01, will be pacified
Endoscopy of eustachian tube equipped with sacculus 031 is inserted from the one end for being provided with treatment sheath installation coupling sleeve 023, guarantees scope soft segment
011 front end is concordant with the treatment distal end faces of sheath bending segment 021, and doctor rotates mirror body fixed block 0241, so that locking
On the mirror body guide groove 0131 for withstanding on mirror body fixing sleeve 013 of screw 0242 tightly, which is sent into the portion to be treated of human body
Position after unclamping lock-screw, pushes forward endoscopy of eustachian tube 01, so that the bending segment of the fully extended treatment sheath of sacculus 031
021, mirror body fixed block 0241 is rotated, so that the mirror body guide groove for withstanding on mirror body fixing sleeve 013 of lock-screw 0242 tightly
0131, then sacculus 031 is expanded, starts to treat.
Claims (10)
1. a kind of Eustachian tube check and treatment device, including endoscopy of eustachian tube and sheath；It is characterized by:
Endoscopy of eustachian tube includes scope soft segment, scope hard section, mirror body fixing sleeve and eyepiece component；Scope soft segment and scope hard section
It is structure as a whole；The end of scope hard section is installed by eyepiece component；Mirror body fixing sleeve is set in scope hard section and and eyepiece component
It is connected；
Sheath includes bending segment, flat segments, coupling sleeve and locking guiding mechanism；
One end of flat segments and bending segment are connected, and the other end and coupling sleeve are connected；One section of the scope soft segment is located in bending segment,
Remaining is located in flat segments；The scope hard section is located in flat segments；Mirror body fixing sleeve is inserted into the coupling sleeve；Locking is led
It is mounted on the side wall of the coupling sleeve to mechanism and is conveyed with the cooperation of mirror body fixing sleeve for locking and being guided to therapentic part
Endoscopy of eustachian tube.
2. Eustachian tube check and treatment device according to claim 1, it is characterised in that: further include sacculus assembly；Sacculus group
Part includes sacculus, sacculu hollow tube, connector and water pipe；The sacculu hollow tube is made of inner catheter and outer catheter, inner catheter
Fluid channel is formed between outer catheter, sacculus is mounted on one end of sacculu hollow tube and is connected to fluid passage, and sacculus is hollow
Connector is arranged in the other end of pipe；Connector includes three interfaces, and an interface connect with sacculu hollow tube and is connected to fluid passage,
One interface is connected to water pipe, and an interface is connect with scope hard section；The water pipe connects far from one end installation pressure pump of connector
Head.
3. Eustachian tube check and treatment device according to claim 2, it is characterised in that: the connector passes through with scope hard section
Female Luer is connected.
4. Eustachian tube check and treatment device according to claim 1 or 2 or 3, it is characterised in that: the scope soft segment includes
Object lens, image transmission optical fibre, lighting fiber, spring hose and flexible nonmetallic tubing；Object lens are installed in image transmission optical fibre front end, after image transmission optical fibre
End is located in eyepiece component；The outer layer of image transmission optical fibre is disposed with lighting fiber, spring hose and flexible nonmetallic tubing；
The scope hard section is provided with stereoplasm tube in the flexible nonmetallic tubing outer layer of scope soft segment；
The eyepiece component includes connection tapered sleeve, eyepiece hood, illumination optical interface, image guide device positioning sleeve, coupling object lens and window
Mouth glass；
Connection tapered sleeve one end is connect with mirror body fixing sleeve, and the other end is connect with eyepiece hood, is connected and is installed illumination on the side wall of tapered sleeve
Optical interface；Setting image guide device positioning sleeve, coupling object lens and window glass in eyepiece hood；The image guide device positioning sleeve and institute
Image transmission optical fibre rear end is stated to be fixedly connected.
5. Eustachian tube check and treatment device according to claim 4, it is characterised in that: the locking guiding mechanism includes mirror
Body fixed block and lock-screw；The first threaded hole is offered on the mirror body fixed block；It is opened up on the outer wall of the coupling sleeve
There is the second threaded hole corresponding with the first threaded hole；Mirror body guide groove is offered along its axial direction on the mirror body fixing sleeve；
The lock-screw includes the first thread segment, the second thread segment and guide section；
First thread segment and the first threaded hole cooperate, and the second thread segment and the second threaded hole cooperate, and guide section protrudes into coupling sleeve
And it is installed in mirror body guide groove.
6. Eustachian tube check and treatment device according to claim 5, it is characterised in that: the locking guiding mechanism further includes
Position-limitting pin；The blind hole with the first threaded hole side by side is offered along the axial direction of coupling sleeve on the mirror body fixed block；It is described
Circular arc limit guide groove is offered on the side wall of female connector；Described position-limitting pin one end is mounted in blind hole, and the other end is located at circular arc limit
In the guide groove of position.
7. Eustachian tube check and treatment device according to claim 6, it is characterised in that: the mirror body fixing sleeve is along its axial direction
Direction is provided with card slot；The size of the card slot is adapted with the outer diameter of water pipe.
8. Eustachian tube check and treatment device according to claim 7, it is characterised in that: the water pipe sleeve is equipped with a positioning
Set, the outer diameter of positioning sleeve are adapted with the size of card slot.
9. Eustachian tube check and treatment device according to claim 8, it is characterised in that: the sheath be divided into check sheath and
Two kinds of sheath for the treatment of；Check that bending segment and the outer diameter of flat segments are small size in sheath, for install endoscopy of eustachian tube into
Row uses when checking；
Treating bending segment and the outer diameter of flat segments in sheath is large scale, for installation sacculus assembly in endoscopy of eustachian tube into
It is used when row treatment.
10. Eustachian tube check and treatment device according to claim 9, it is characterised in that: the bending angle of the bending segment
It is 0 to 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820553352.3U CN208808434U (en) | 2018-04-18 | 2018-04-18 | A kind of Eustachian tube check and treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820553352.3U CN208808434U (en) | 2018-04-18 | 2018-04-18 | A kind of Eustachian tube check and treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208808434U true CN208808434U (en) | 2019-05-03 |
Family
ID=66268267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820553352.3U Withdrawn - After Issue CN208808434U (en) | 2018-04-18 | 2018-04-18 | A kind of Eustachian tube check and treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208808434U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108498059A (en) * | 2018-04-18 | 2018-09-07 | 陕西飞秒医疗设备有限公司 | A kind of Eustachian tube check and treatment device |
| CN112353350A (en) * | 2020-11-11 | 2021-02-12 | 青岛大学附属医院 | Endoscope optical adapter |
| CN112353349A (en) * | 2020-11-11 | 2021-02-12 | 青岛大学附属医院 | Medical rigid endoscope system |
| CN113456346A (en) * | 2021-08-13 | 2021-10-01 | 徐州医科大学附属医院 | Eustachian tube examination and treatment device |
-
2018
- 2018-04-18 CN CN201820553352.3U patent/CN208808434U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108498059A (en) * | 2018-04-18 | 2018-09-07 | 陕西飞秒医疗设备有限公司 | A kind of Eustachian tube check and treatment device |
| CN108498059B (en) * | 2018-04-18 | 2024-03-19 | 陕西飞秒医疗设备有限公司 | Eustachian tube inspection treatment device |
| CN112353350A (en) * | 2020-11-11 | 2021-02-12 | 青岛大学附属医院 | Endoscope optical adapter |
| CN112353349A (en) * | 2020-11-11 | 2021-02-12 | 青岛大学附属医院 | Medical rigid endoscope system |
| CN113456346A (en) * | 2021-08-13 | 2021-10-01 | 徐州医科大学附属医院 | Eustachian tube examination and treatment device |
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