CN208892719U - Polyp of vocal cord resectoscope - Google Patents
Polyp of vocal cord resectoscope Download PDFInfo
- Publication number
- CN208892719U CN208892719U CN201721630327.2U CN201721630327U CN208892719U CN 208892719 U CN208892719 U CN 208892719U CN 201721630327 U CN201721630327 U CN 201721630327U CN 208892719 U CN208892719 U CN 208892719U
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- water knife
- polyp
- component
- occlusion catheter
- outer tube
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Abstract
The utility model provides a kind of polyp of vocal cord resectoscope, it includes pump assembly, water knife assembly, occlusion catheter component, laryngoscope component and optical fiber object lens, water knife assembly connects pump assembly, occlusion catheter component wraps up water knife assembly, and is located at the side of pump assembly, and laryngoscope component connects occlusion catheter component, and wrap up water knife assembly, optical fiber object lens are set to occlusion catheter component, and corresponding water knife assembly, optical fiber object lens connect laryngoscope component.The vocal cords meat breath resectoscope of the utility model is split type structure, pump assembly, laryngoscope component and optical fiber object lens can sterilize reuse, reduce the financial burden of patient, water knife assembly and occlusion catheter component are disposable product, eliminate secondary cross-infection, also, doctor and observer watch the image of patient's vocal cords by external workstation in real time, increase the safety of vocal cords meat breath operation.
Description
Technical field
The utility model relates to medical equipment technical fields, specifically, being related to a kind of polyp of vocal cord resectoscope.
Background technique
Polyp of vocal cord be betide vocal cords lamina propria shallow-layer benign proliferative lesion and a kind of specific type it is chronic
Laryngitis.Polyp of vocal cord is mainly shown as that trachyphonia, trachyphonia degree are different because of polyp size and position difference.Polyp of vocal cord betides one
The canescence at the front middle part edge of side vocal cords, the smooth polypoid tissue in surface, mostly side single-shot or multiple have the base of a fruit or wide
Base is often in the translucent sample of canescence, or is red kick, and having the base of a fruit, person often moves up and down with breathing, and big person can block glottis hair
Raw expiratory dyspnea, influences normal articulation.Operation excision is to treat the main method of polyp of vocal cord, and indirect laryngoscope menisectomy is because of view
Wild poor, easy damaged muscle layer and ligamentum vocale are gradually eliminated.Fiberoptic laryngoscope or the excision of electrolaryngoscope polyp of vocal cord are suitable for the base of a fruit
Polyp is difficult to complete resection for the polyp of vocal cord of wide base.Supporting laryngoscope operation on vocal cord has the precision that gets a clear view under microscope
The advantages that high, but for the patients such as fat, neck is short, cervical spondylosis, neck stiffness, larynx body are higher, it can not often be looked at straight under microscope
Lesion and terminate operation.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of polyp of vocal cord resectoscope comprising pump housing group
Part, water knife assembly, occlusion catheter component, laryngoscope component and optical fiber object lens, water knife assembly connect pump assembly, occlusion catheter component
Water knife assembly is wrapped up, and is located at the side of pump assembly, laryngoscope component connects occlusion catheter component, and wraps up water knife assembly, light
Fine object lens are set to occlusion catheter component, and optical fiber object lens connect laryngoscope component, and corresponding water knife assembly；And
Wherein occlusion catheter component includes insertion outer tube, occlusion catheter, filter screen and conduit telescopic slide part, is inserted into outer tube
Laryngoscope component is connected, and wraps up water knife assembly, through insertion outer tube, filter screen is set to occlusion catheter for one end of occlusion catheter
One end, conduit telescopic slide part are set to the other end of occlusion catheter.
An embodiment according to the present utility model, above-mentioned polyp of vocal cord resectoscope further include handle, and handle wraps up water knife
Component, and between pump assembly and laryngoscope component.
An embodiment according to the present utility model, above-mentioned pump assembly include the pump housing and pressure piping, the pump housing have into
Liquid mouth and liquid outlet, one end of pressure piping are connected to liquid outlet, and the other end connects water knife assembly.
An embodiment according to the present utility model, one end of above-mentioned pressure piping connect liquid outlet by high pressure connection.
An embodiment according to the present utility model, above-mentioned insertion outer tube have first passage, second channel and third logical
Road, water knife assembly run through first passage, and occlusion catheter runs through second channel, and optical fiber object lens are set to third channel.
An embodiment according to the present utility model, above-mentioned water knife assembly include return pipe, adapter, water knife outer tube, into
Liquid pipe and scraper, return pipe are located in handle, and one end connects the other end of pressure piping, and adapter is set to return pipe, and
In handle, adapter connects the other end of pressure piping, and water knife outer tube is through first passage and the connection switching of laryngoscope component
Water knife outer tube is run through in head, one end of inlet tube, and one end is connected to the other end of pressure piping, scraper connection insertion by filter
Outer tube, and it is connected to the other end of inlet tube, scraper corresponds to water knife outer tube.
The connection type of an embodiment according to the present utility model, above-mentioned scraper connection insertion outer tube is laser welding.
An embodiment according to the present utility model, above-mentioned laryngoscope component include eyepiece mounting rod, eyepiece and eyepiece light source,
The both ends of eyepiece mounting rod are separately connected occlusion catheter component and handle, and wrap up water knife outer tube, and eyepiece and eyepiece light source are all provided with
It is placed in eyepiece mounting rod, eyepiece connects optical fiber object lens, and eyepiece light source is located at the side of eyepiece.
The utility model has the advantages that the vocal cords meat breath resectoscope of the utility model is split type structure, pump housing group
Part, laryngoscope component and optical fiber object lens can sterilize reuse, reduce the financial burden of patient, water knife assembly and occlusion catheter component
For disposable product, secondary cross-infection is eliminated, also, doctor and observer watch patient's sound by external workstation in real time
The image of band, increase the safety of vocal cords meat breath operation.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the three-dimensional structure diagram of the polyp of vocal cord resectoscope of the utility model embodiment one.
Fig. 2 is the cross-sectional view of the polyp of vocal cord resectoscope of the utility model embodiment one.
Fig. 3 is the partial enlarged view of Fig. 2 of the utility model embodiment one.
Fig. 4 is the three-dimensional structure diagram of the occlusion catheter component of the utility model embodiment one.
Fig. 5 is the schematic diagram of the insertion outer tube of the utility model embodiment one.
Fig. 6 is the schematic diagram of the water knife assembly of the utility model embodiment one.
Fig. 7 is the schematic diagram of the scraper of the utility model embodiment one.
Fig. 8 is the schematic diagram of the scraper connection insertion outer tube of the utility model embodiment one.
Fig. 9 is the schematic diagram of the laryngoscope component of the utility model embodiment one.
Description of symbols:
1, pump assembly；11, the pump housing；12, pressure piping；13, high pressure connection；2, water knife assembly；21, return pipe；22, turn
Connector；23, water knife outer tube；24, inlet tube；25, scraper；251, fluid passage；3, occlusion catheter component；31, it is inserted into outer tube；
311, first passage；312, second channel；313, third channel；32, occlusion catheter；33, filter screen；34, conduit telescopic slide
Part；4, laryngoscope component；41, eyepiece mounting rod；42, eyepiece；43, eyepiece light source；5, optical fiber object lens；6, handle.
Specific embodiment
Multiple embodiments that the utility model will be disclosed with schema below, as clearly stated, in many practices
Details will be explained in the following description.It should be appreciated, however, that the details in these practices does not apply this with limitation practical new
Type.That is, the details in these practices is non-essential in some embodiments of the utility model.In addition, for letter
For the sake of changing schema, some known usual structures and component will be painted it in the drawings in simply illustrative mode.
About its " first " used herein, " second " etc., the meaning of order or cis-position is not especially censured, also non-use
The component described with limiting the utility model just for the sake of difference with same technique term or operation.
The utility model is the relevant design about a kind of polyp of vocal cord resectoscope.In a first aspect, the utility model
Polyp of vocal cord resectoscope is highly suitable in polyp of vocal cord resection operation, to be cut, to be disappeared to polyp of vocal cord using doctor
Melt, remove or remove, surgical procedure is quick, simply, the polyp of vocal cord of excision definitely and quantization, operating time is shorter,
Treat more reliable, fully controllable, negative damage of the factors such as no physics, chemistry, biology to vocal cords of operation；Second aspect, this reality
It is also applied in various other surgical operations with novel polyp of vocal cord resectoscope.When the polyp of vocal cord resectoscope of the utility model
When on the patient of various surgical operations, polyp of vocal cord resectoscope is passed through highly pressurised liquid.In addition, sound provided by the utility model
Embodiment with polypus cutter can be combined with the work station of external various constructions, enable doctor and viewer intuitive
Observation patients surgery position increase the safety of operation so as to doctor and the more convenient observation surgery situation of viewer.
To make the utility model it is more readily appreciated that following be further described this reality for a point specific embodiment
With novel polyp of vocal cord resectoscope and its brought benefit.It should be noted that in the embodiment of a tool below,
When being mainly used for polyp of vocal cord resection operation with polyp of vocal cord resectoscope, inside it is passed through for highly pressurised liquid and is illustrated, but this
The restriction to the utility model is not constituted.When being passed through common liq, polyp of vocal cord resectoscope working method and generation it is good
Locate and be passed through it is essentially identical when highly pressurised liquid, it is only different using purpose.Herein, when liquid is highly pressurised liquid, high pressure liquid
Body includes high pressure water flow or high pressure physiology salt water flow or other highly pressurised liquid streams, the type of polyp of vocal cord resectoscope mesohigh liquid
There are the type of object to be cut or physicochemical properties flexibly to choose when being worked according to polyp of vocal cord resectoscope.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, Fig. 1 is the stereochemical structure of the polyp of vocal cord resectoscope of the utility model embodiment one
Figure, Fig. 2 are the cross-sectional view of the polyp of vocal cord resectoscope of the utility model embodiment one, and Fig. 3 is the utility model embodiment one
The partial enlarged view of Fig. 2.As shown, the utility model provides a kind of polyp of vocal cord in the utility model embodiment one
Resectoscope comprising pump assembly 1, water knife assembly 2, occlusion catheter component 3, laryngoscope component 4 and optical fiber object lens 5.Water knife assembly 2
Pump assembly 1 and devil liquor recovery station are connected, occlusion catheter component 3 wraps up water knife assembly 2, and occlusion catheter component 3 is located at pump housing group
The side of part 1, occlusion catheter component 3 are connected to devil liquor recovery station, and laryngoscope component 4 connects occlusion catheter component 3, and laryngoscope component 4 wraps
Water knife assembly 2 is wrapped up in, laryngoscope component 4 connects external workstation by adapter.Optical fiber object lens 5 are set to occlusion catheter component 3, light
The corresponding water knife assembly 2 of fine object lens 5, optical fiber object lens 5 connect laryngoscope component 4.When doctor carries out polyp of vocal cord resection operation, firstly,
Doctor holds polyp of vocal cord resectoscope and enters inside vocal cords, and optical fiber object lens 5 shoot the image of vocal cords, also, optical fiber object lens 5 transmit
The image of vocal cords to laryngoscope component 4, operative doctor observes the image of vocal cords, simultaneously, laryngoscope component 4 by laryngoscope component 4
Vocal cords are watched by external workstation in real time to external workstation, doctor and observer by the image that adapter transmits vocal cords
Image, then, external workstation are passed through liquid to pump assembly 1, and pump assembly 1 is by liquid pressing to predetermined pressure, pump housing group
Part 1 transmits the liquid of predetermined pressure to water knife assembly 2, finally, doctor operates water knife assembly 2 to patient's polyp of vocal cord cell tissue
It is cut, after the completion of polyp of vocal cord cell tissue is cut, liquid stopping is passed through water knife assembly 2, and liquid becomes waste liquid, gives up
Liquid and the polyp of vocal cord cell tissue of cutting pass through occlusion catheter component 3 and water knife assembly 2 is sent to devil liquor recovery station, without single
Only negative pressure device reduces the financial burden of patient, reduces the risk of successive patients' infection.In the course of surgery, optical fiber object lens 5
Shoot vocal cords internal image, optical fiber object lens 5 transmit the image inside vocal cords to laryngoscope component 4 and external workstation, doctor and sight
The person of examining watches vocal cord tissue level and surgery situation by laryngoscope component 4 and external workstation in real time respectively.Water knife assembly 2 is cut
Cell tissue speed is fast, more comprehensively, more thoroughly removes to the progress of each position polyp of vocal cord, surgery, and operating time is obvious
Shorten, water knife assembly 2 debarks polyp without thermal response, will not cause secondary thermal damage to unexpected cutting tissue around.And
And in the course of surgery, occlusion catheter component 3 blocks operative site, and the polyp of vocal cord cell tissue of real-time transmission cutting is to useless
Liquid recycle bin prevents the polyp of vocal cord cell tissue of cutting from causing the secondary cross-infection of vocal cords.
It is the three-dimensional structure diagram of the occlusion catheter component 3 of the utility model embodiment one again together refering to Fig. 4.Such as figure
Shown, occlusion catheter component 3 includes insertion outer tube 31, occlusion catheter 32, filter screen 33 and conduit telescopic slide part 34.Insertion is outer
Pipe 31 connects laryngoscope component 4, and insertion outer tube 31 wraps up water knife assembly 2, and one end of occlusion catheter 32 is blocked through insertion outer tube 31
The other end of conduit 32 connects devil liquor recovery station, and filter screen 33 is set to one end of occlusion catheter 32, conduit telescopic slide part 34
It is set to the other end of occlusion catheter 32.In the course of surgery, start conduit telescopic slide part 34, conduit telescopic slide part 34 drives
Dynamic occlusion catheter 32 is mobile with filter screen 33, and filter screen 33 blocks operative site, and the polyp of vocal cord cell tissue of cutting passed through
Strainer 33 enters occlusion catheter 32, the polyp of vocal cord cell tissue that the transmission of occlusion catheter 32 is cut to devil liquor recovery station.
It is the schematic diagram of the insertion outer tube 31 of the utility model embodiment one again together refering to Fig. 5.As shown, inserting
Enter outer tube 31 with first passage 311, second channel 312 and third channel 313.Water knife assembly 2 runs through first passage 311, envelope
Stifled conduit 32 runs through second channel 312, and optical fiber object lens 5 are set to third channel 313.
Again refering to fig. 1, in the utility model embodiment one, polyp of vocal cord resectoscope further includes handle 6, and handle 6 wraps up
Water knife assembly 2, handle 6 is between pump assembly 1 and laryngoscope component 4.Handle 6 facilitates doctor to hold polyp of vocal cord resectoscope,
Easily operated polyp of vocal cord resectoscope.Also, handle 56 has fixed water knife assembly 2, prevents foreign object strike water knife assembly 2, causes
The damage of polyp of vocal cord resectoscope.
Again refering to fig. 1, in the utility model embodiment one, pump assembly 1 includes the pump housing 11 and pressure piping 12, the pump housing
11 have inlet and a liquid outlet, and one end of pressure piping 12 connects liquid outlet by high pressure connection 13, pressure piping 12 it is another
One end connects water knife assembly 2.External workstation is passed through liquid to the pump housing 11 by inlet, and the pump housing 11 is by liquid pressing to predetermined
Pressure, the pump housing 11 transmit the liquid of predetermined pressure to water knife assembly 2 by pressure piping 12.Also, one end of pressure piping 12
Liquid outlet is connected by high pressure connection 13, pressure piping 12 connects the pump housing 11 quickly, and stable connection transmits the liquid of predetermined pressure
It is not easy to reveal.Pump assembly 1 is connect detachably with water knife assembly 2, after the completion of operation, disassembly pump assembly 1 and water knife assembly 2,
Pump assembly 1 can sterilize reuse, reduce operation cost.
It is the schematic diagram of the water knife assembly 2 of the utility model embodiment one again together refering to Fig. 6.As shown, water knife
Component 2 includes return pipe 21, adapter 22, water knife outer tube 23, inlet tube 24 and scraper 25.Return pipe 21 is located in handle 6, returns
The other end of one end connection pressure piping 12 of flow tube 21, adapter 22 are set to return pipe 21, and adapter 22 is located at handle 6
Interior, adapter 22 connects the other end of pressure piping 12, and water knife outer tube 23 turns through first passage 311 and the connection of laryngoscope component 4
Water knife outer tube 23 is run through in connector 22, one end of inlet tube 24, and one end of inlet tube 24 is connected to pressure piping 12 by filter 26
The other end, the connection insertion outer tube 31 of scraper 25, scraper 25 is connected to the other end of inlet tube 24, the corresponding water knife outer tube of scraper 25
23.It is the schematic diagram of the scraper 25 of the utility model embodiment one again together refering to Fig. 7.As shown, scraper 25 has one
Fluid passage 251, fluid passage 251 connect inlet tube 23, and the outlet of fluid passage 251 corresponds to water knife outer tube 23.Outside work
Station is passed through liquid to the pump housing 11, and liquid pressing to predetermined pressure, the pump housing 11 are transmitted pre- level pressure by pressure piping 12 by the pump housing 11
The liquid of power is to inlet tube 23, and inlet tube 23 transmits the liquid of predetermined pressure to scraper 25, and doctor operates scraper 25 to patient's sound
Band polyp cell tissue is cut, and after the liquid cutting that scraper 25 sprays, liquid becomes waste liquid, and waste liquid passes through water knife outer tube 23
It is sent to return pipe 21, return pipe 21 transmits waste liquid to devil liquor recovery station, is not necessarily to individual liquid output pipe, reduces the warp of patient
Ji burden, reduces the risk of successive patients' infection.Also, water knife assembly 2 uses water knife, 2 incising cell tissue speed of water knife assembly
Degree is fast, more comprehensively, more thoroughly removes to the progress of each position polyp of vocal cord, surgery, operating time is obviously shortened, water knife group
Part 2 debarks polyp without thermal response, secondary thermal damage will not be caused to unexpected cutting tissue around, water knife assembly 2 is primary
Property use, prevent secondary cross-infection after patients surgery.
It is the schematic diagram of the connection insertion outer tube 31 of scraper 25 of the utility model embodiment one again together refering to Fig. 8.Such as
Shown in figure, in the utility model embodiment one, the connection type of the connection insertion outer tube 31 of scraper 25 is laser welding.Using sharp
Photocoagulation, the connection insertion outer tube 31 of scraper 25 is firm, production time and the production cost of polyp of vocal cord resectoscope is reduced, in vocal cords
In polypus cutter use process, scraper 25 is not easy to loosen.Also, laser welding prevents liquid from revealing without solder skip.
It is the schematic diagram of the laryngoscope component 4 of the utility model embodiment one again together refering to Fig. 9.As shown, laryngoscope
Component 4 includes eyepiece mounting rod 41, eyepiece 42 and eyepiece light source 43.The both ends of eyepiece mounting rod 41 are separately connected occlusion catheter group
Part 3 and handle 6, eyepiece mounting rod 41 wrap up water knife outer tube 23, and eyepiece 42 and eyepiece light source 43 are all set in eyepiece mounting rod 41,
Eyepiece 42 connects optical fiber object lens 5, and eyepiece light source 43 is located at the side of eyepiece 42.When doctor carries out polyp of vocal cord resection operation, doctor
Green hand holds polyp of vocal cord resectoscope and enters inside vocal cords, and optical fiber object lens 5 shoot the image of vocal cords, and optical fiber object lens 5 transmit vocal cords
For image to eyepiece 42, operative doctor watches the image of vocal cords by eyepiece 42 in real time, increases the safety of operation, also, eyepiece
42 watch vocal cords by external workstation to external workstation, doctor and observer by the image that adapter transmits vocal cords in real time
Image, also, eyepiece light source 43 be eyepiece 42 light source is provided.Laryngoscope component 4 can be sterilized and is used for multiple times, to reduce polyp of vocal cord
The production cost of resectoscope reduces the financial burden of patient.
In conclusion the vocal cords meat breath resectoscope of the utility model is point in one or more embodiments of the utility model
Body formula structure, pump assembly, laryngoscope component and optical fiber object lens can sterilize reuse, reduce the financial burden of patient, water knife group
Part and occlusion catheter component are disposable product, eliminate secondary cross-infection, also, doctor and observer pass through external work
It stands and watches the image of patient's vocal cords in real time, increase the safety of vocal cords meat breath operation.
Upper is only the embodiments of the present invention, is not intended to limit the utility model.For art technology
For personnel, various modifications and changes may be made to the present invention.It is all made in the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. should all include within the scope of the claims of the utility model.
Claims (8)
1. a kind of polyp of vocal cord resectoscope characterized by comprising pump assembly, water knife assembly, occlusion catheter component, laryngoscope
Component and optical fiber object lens, the water knife assembly connect the pump assembly, and the occlusion catheter component wraps up the water knife assembly,
And it is located at the side of the pump assembly, the laryngoscope component connects the occlusion catheter component, and wraps up the water knife assembly,
The optical fiber object lens are set to the occlusion catheter component, and the corresponding water knife assembly, the optical fiber object lens connect the larynx
Mirror assembly；And
Wherein the occlusion catheter component includes: to be inserted into outer tube, occlusion catheter, filter screen and conduit telescopic slide part, described to insert
Entering outer tube and connect the laryngoscope component, and wraps up the water knife assembly, the insertion outer tube is run through in one end of the occlusion catheter,
The filter screen is set to one end of the occlusion catheter, and the conduit telescopic slide part is set to the another of the occlusion catheter
End.
2. polyp of vocal cord resectoscope according to claim 1, which is characterized in that further include handle, the handle wraps up institute
Water knife assembly is stated, and between the pump assembly and the laryngoscope component.
3. polyp of vocal cord resectoscope according to claim 2, which is characterized in that the pump assembly includes the pump housing and high pressure
Pipeline, the pump housing have inlet and liquid outlet, and one end of the pressure piping is connected to the liquid outlet, other end connection
The water knife assembly.
4. polyp of vocal cord resectoscope according to claim 3, which is characterized in that one end of the pressure piping passes through high pressure
Connector connects the liquid outlet.
5. polyp of vocal cord resectoscope according to claim 4, it is characterised in that: the insertion outer tube have first passage,
Second channel and third channel, the water knife assembly run through the first passage, and the occlusion catheter runs through the second channel,
The optical fiber object lens are set to the third channel.
6. polyp of vocal cord resectoscope according to claim 5, which is characterized in that the water knife assembly includes return pipe, turns
Connector, water knife outer tube, inlet tube and scraper, the return pipe are located in the handle, and one end connects the pressure piping
The other end, the adapter is set to the return pipe, and is located in the handle, and the adapter connects the pressure piping
The other end, the water knife outer tube connects the adapter through the first passage and laryngoscope component, the one of the inlet tube
The water knife outer tube is run through at end, and one end is connected to the other end of the pressure piping by filter, described in the scraper connects
It is inserted into outer tube, and is connected to the other end of the inlet tube, the scraper corresponds to the water knife outer tube.
7. polyp of vocal cord resectoscope according to claim 6, it is characterised in that: the scraper connects the insertion outer tube
Connection type is laser welding.
8. polyp of vocal cord resectoscope according to claim 7, it is characterised in that: the laryngoscope component includes eyepiece installation
Bar, eyepiece and eyepiece light source, the both ends of the eyepiece mounting rod are separately connected the occlusion catheter component and the handle, and wrap
The water knife outer tube is wrapped up in, the eyepiece and eyepiece light source are all set in the eyepiece mounting rod, and the eyepiece connects the optical fiber
Object lens, the eyepiece light source are located at the side of the eyepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721630327.2U CN208892719U (en) | 2017-11-29 | 2017-11-29 | Polyp of vocal cord resectoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721630327.2U CN208892719U (en) | 2017-11-29 | 2017-11-29 | Polyp of vocal cord resectoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208892719U true CN208892719U (en) | 2019-05-24 |
Family
ID=66564722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721630327.2U Withdrawn - After Issue CN208892719U (en) | 2017-11-29 | 2017-11-29 | Polyp of vocal cord resectoscope |
Country Status (1)
| Country | Link |
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| CN (1) | CN208892719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107837104A (en) * | 2017-11-29 | 2018-03-27 | 域鑫科技（惠州）有限公司 | Polyp of vocal cord resectoscope |
-
2017
- 2017-11-29 CN CN201721630327.2U patent/CN208892719U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107837104A (en) * | 2017-11-29 | 2018-03-27 | 域鑫科技（惠州）有限公司 | Polyp of vocal cord resectoscope |
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Granted publication date: 20190524 Effective date of abandoning: 20191018 |
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