CN209966754U - Clean nursing device of duct - Google Patents
Clean nursing device of duct Download PDFInfo
- Publication number
- CN209966754U CN209966754U CN201920324792.6U CN201920324792U CN209966754U CN 209966754 U CN209966754 U CN 209966754U CN 201920324792 U CN201920324792 U CN 201920324792U CN 209966754 U CN209966754 U CN 209966754U
- Authority
- CN
- China
- Prior art keywords
- pipe
- cleaning
- nursing
- collecting
- transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Brushes (AREA)
Abstract
The utility model discloses an ear canal cleaning and nursing device, which mainly comprises a main tube, a cleaning and nursing component, a collecting bin, a transmission tube and an air bag; the main pipe is hollow, the left end face of the main pipe is provided with an adjusting knob, and the right end face of the main pipe is provided with a plug cover; a transmission pipe is transversely arranged at the central axis in the main body pipe; all be equipped with a clean nursing subassembly in every clean adjustment tank, clean nursing subassembly includes turning block, cleaning brush, telescopic link, the turning block lower part be with the profile of tooth face of ring gear meshing, every collects the adjustment tank and all is equipped with a collection storehouse, collects storehouse and collection adjustment tank clearance fit, collects storehouse bottom surface middle part and passes through driving plate and drive tube connection. The utility model discloses the retractable design of subassembly can avoid exploring when not packing up and draw out and push the more depths of auricle piece with earwax, and the efficiency of clean nursing is high, convenient to use.
Description
Technical Field
The utility model relates to an otolaryngology medical instrument technical field specifically is a clean nursing device of duct.
Background
Ears are one of important organs of our bodies, and in daily care of ears, people usually use cotton swabs, earpick spoons and the like to pick out the ears; in medicine, there is wax glands in the cartilaginous part of the external auditory canal, and the yellowish and sticky secretion is called earwax, which is commonly called earwax. The cerumen is in a sheet shape after being dried in the air; some earwax is like sticky grease, which is commonly called "oil ear". Earwax has the functions of protecting the skin of the external auditory canal and adhering foreign objects, and is usually discharged by the aid of chewing, mouth opening and other movements. If the earwax is gradually agglomerated and blocked in the external auditory canal, it is called earwax embolism.
At present, when cleaning and nursing the external auditory canal by using a cotton swab, an earpick and the like, itching relieving, cleaning and the like are usually carried out in a rotating mode and the like, but in use, some problems are encountered, for example, in the cleaning and nursing of the external auditory canal by using the cotton swab to rotate, because the cotton swab adsorbs earwax scraps, the cleaning is not clean, and meanwhile, part of the scraps are easy to push to the deeper part of the auditory canal; in the cleaning and nursing of the external auditory canal by using the earpick, if the earpick is not operated properly, the wall of the auditory canal and the like are easily scratched, even eardrum is damaged, and damage which is difficult to estimate is caused.
Therefore, in order to solve these problems, a new ear canal cleaning and nursing device is needed to improve and enhance the cleaning and nursing effect of the ear canal.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a clean nursing device of duct.
The technical scheme of the utility model is that: an ear canal cleaning and nursing device mainly comprises a main body tube, a cleaning and nursing component, a collecting bin, a transmission tube and an air bag;
the main pipe is hollow, an adjusting knob is arranged on the left end face of the main pipe and connected with the left end face of the main pipe through a rotating ring, and a blocking cover is arranged on the right end face of the main pipe; a transmission pipe is transversely arranged at the central axis in the main body pipe, the left side of the transmission pipe is fixedly connected with the adjusting knob, the transmission pipe is hollow and is provided with an air pipe, the left end of the air pipe penetrates through the adjusting knob and is communicated with the air bag arranged at the left side of the air pipe, and the right side of the air bag is fixedly connected with the outer wall of the main body pipe through an upper bracket and a lower bracket which are shaped like a Chinese character 'men';
four groups of collecting and adjusting grooves are sequentially arranged at the right part of the main body pipe from left to right, the distance between every two adjacent groups of collecting and adjusting grooves is the same, four collecting and adjusting grooves are arranged in each group, and the four collecting and adjusting grooves are circumferentially distributed on the main body pipe at equal intervals; a group of cleaning adjusting grooves is arranged between every two adjacent groups of collecting adjusting grooves, four cleaning adjusting grooves are arranged in each group, the cleaning adjusting grooves are circumferentially distributed on the main body pipe at equal intervals, and a gear ring is arranged at the position, corresponding to the transmission pipe, of each group of cleaning adjusting grooves;
the cleaning and nursing assembly is arranged in each cleaning and nursing groove, the left side surface and the right side surface of one end, close to the transmission pipe, of the cleaning and nursing assembly are connected with the cleaning and nursing grooves through rotating shafts, the cleaning and nursing assembly comprises a rotating block, a cleaning brush and a telescopic rod, the rotating block is hollow, one end, close to the transmission pipe, of the rotating block is a toothed surface meshed with a toothed ring, the telescopic rod is arranged at one end, close to the transmission pipe, of the cleaning brush, and the telescopic rod is connected with a first spring arranged in the rotating block;
every is collected all to be equipped with one in the adjustment tank collect the storehouse, collect the storehouse and collect adjustment tank clearance fit, collect the storehouse be close to the one side middle part of driving pipe pass through the driving plate with the driving union coupling, the driving plate both ends respectively through a loose axle respectively with collect storehouse, driving union coupling, collect the storehouse and respectively communicate through a connecting pipe and trachea near the one side both ends of driving pipe, the connecting pipe runs through the driving pipe, and with collect the storehouse intercommunication.
Further, the blanking cover with the main part pipe passes through threaded connection, and the blanking cover right flank is connected with the fixed plate through upper and lower two sets of second springs, the fixed plate right flank bonds and has the protection pad. The protection pad is connected with the fixed plate combination formula, and convenient to detach replaces, simultaneously through the cooperation of second spring, can avoid the front end to damage the duct when probing into the duct, and the security is good.
Further, the protective pad is medical cotton or an air pad, but is not limited to these.
Furthermore, the left side and the right side of the top surface of the collecting and adjusting groove are respectively provided with a cover plate, and the cover plates are connected with the upper end of the inner wall of the collecting and adjusting groove through a restoring shaft. Through the effect of the return shaft to through the up-and-down motion of collecting the storehouse, adjust the opening and shutting of apron, when being convenient for gather behind the earwax piece and pull out, the earwax piece falls into the duct again in the collection storehouse and influences clean effect.
Furthermore, the material of the cleaning brush is hair, but is not limited to these. The earwax scraping device is low in cost, good in using effect, and capable of scraping earwax fragments simultaneously, and the earwax scraping device is not easy to damage the ear canal wall when used, and meets the using requirements of the earwax scraping device.
Furthermore, the gear ring and the rotating block are in straight gear transmission in a meshing transmission mode. And the straight gear transmission is adopted, so that the transmission efficiency is high, and the situations such as displacement and the like are not easy to occur.
The working method of the utility model is as follows: the device can open and close the cleaning and nursing component and the collecting bin by rotating the adjusting knob, and the cleaning and nursing component and the collecting bin are closed by rotating counterclockwise as an example for explanation;
the adjusting knob rotates anticlockwise, the transmission pipe rotates anticlockwise, the gear ring rotates anticlockwise to drive the rotating block to rotate clockwise, then the cleaning and nursing assembly is attached to the main pipe, meanwhile, the transmission pipe rotates anticlockwise, the collecting bin moves downwards by pulling the transmission plate, and the cover plate is closed under the action force of the restoring shaft;
the ear wax debris collecting device comprises an air bag, a collecting bin, a main tube, a collecting bin, a cover plate, a regulating knob, a collecting bin and a collecting bin, wherein the air bag is flatly pinched and slowly penetrates into an ear canal, the regulating knob is rotated clockwise after reaching a required cleaning and nursing position, the principle is the same as that of the air bag, a cleaning and nursing component is straightened, the collecting bin moves upwards to jack the cover plate, then the main tube is slowly rotated or pulled to clean and nurse the ear canal, after the cleaning and nursing are finished, the air bag is slowly loosened to enable the air bag to suck the earwax debris in the collecting bin through an air tube and a connecting tube, the regulating knob rotates anticlockwise, the regulating knob is the same as that of the principle, the;
when cleaning, the plug cover is unscrewed, cleaning fluid is injected, the device is washed, and after washing is finished, the device is placed in a cool place to be naturally dried.
The utility model has the advantages that:
(1) the utility model discloses a but clean nursing subassembly's retractable design can pack up clean nursing subassembly spying in or pulling out the in-process, avoids when not packing up to spy in and pulling out and pushes the piece of cerumen into the more depths of duct, adopts this device to carry out the efficient of clean nursing, convenient to use.
(2) The utility model discloses a cooperation of collecting storehouse, apron, gasbag etc. is collecting the clastic effectual of earwax, avoids collecting thoroughly, prevents that the piece of earwax from falling out again from collecting the storehouse when pulling out simultaneously, and influences the effect of clean nursing.
(3) The utility model discloses a mechanical transmission carries out the realization of each function, does not use electrical components etc. can carry out the washing of full aspect to this device, through opening the blanking cover, carries out the rinse-through of this device, and this device uses clean more health, and the durability is stronger.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a partial structure of the present invention.
Fig. 3 is a cross-sectional view taken along line a-a of fig. 2.
Fig. 4 is a cross-sectional view taken at B-B of fig. 2.
The cleaning and nursing device comprises a main pipe 1, a cleaning and regulating groove 11, a rotating shaft 111, a collecting and regulating groove 12, a cover plate 121, a cleaning and nursing component 2, a rotating block 21, a cleaning brush 22, a telescopic rod 23, a first spring 24, a collecting bin 3, a transmission plate 31, a connecting pipe 32, a transmission pipe 4, a regulating knob 41, a rotating ring 42, a toothed ring 43, an air bag 5, a bracket 51, an air pipe 52, a blocking cover 6, a second spring 61, a fixing plate 7 and a protective pad 71.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description, so as to better illustrate the advantages of the present invention.
An ear canal cleaning and nursing device is shown in figure 1 and mainly comprises a main body tube 1, a cleaning and nursing component 2, a collecting bin 3, a transmission tube 4 and an air bag 5;
as shown in fig. 1, the main tube 1 is hollow, the left end surface of the main tube 1 is provided with an adjusting knob 41, the adjusting knob 41 is connected with the left end surface of the main tube 1 through a rotating ring 42, and the right end surface of the main tube 1 is provided with a blocking cover 6; a transmission tube 4 is transversely arranged at the central axis in the main tube 1, the left side of the transmission tube 4 is fixedly connected with the adjusting knob 41, the transmission tube 4 is hollow and provided with an air tube 52, the left end of the air tube 52 penetrates through the adjusting knob 41 and is communicated with the air bag 5 arranged on the left side of the air tube 52, and the right side of the air bag 5 is fixedly connected with the outer wall of the main tube 1 through an upper bracket 51 and a lower bracket 51 shaped like a Chinese character 'men'; the blanking cover 6 is connected with the main body pipe 1 through threads, the right side surface of the blanking cover 6 is connected with the fixing plate 7 through the upper and lower groups of second springs 61, and the right side surface of the fixing plate 7 is bonded with a protection pad 71. The protection pad 71 is connected with the fixing plate 7 in a combined mode, so that the protection pad is convenient to detach and replace, meanwhile, the front end of the protection pad can be prevented from damaging the auditory canal when the protection pad is inserted into the auditory canal through the cooperation of the second spring 61, and the safety is good. The protective pad 71 is specifically medical cotton.
As shown in fig. 1-4, four groups of collecting and adjusting grooves 12 are sequentially arranged on the right part of the main body pipe 1 from left to right, the distance between two adjacent groups of collecting and adjusting grooves 12 is the same, four collecting and adjusting grooves 12 are arranged in each group, and the four collecting and adjusting grooves are circumferentially distributed on the main body pipe 1 at equal intervals; a group of cleaning adjusting grooves 11 is arranged between every two adjacent groups of collecting adjusting grooves 12, four cleaning adjusting grooves 11 are arranged in each group, the cleaning adjusting grooves 11 are circumferentially distributed on the main body pipe 1 at equal intervals, and a toothed ring 43 is arranged at the position, corresponding to the transmission pipe 4, of each group of cleaning adjusting grooves 11; the left side and the right side of the top surface of the collecting and adjusting groove 12 are respectively provided with a cover plate 121, and the cover plates 121 are connected with the upper end of the inner wall of the collecting and adjusting groove 12 through a restoring shaft. Through the effect of the return shaft to through the up-and-down motion of collecting storehouse 3, adjust the opening and shutting of apron 121, when being convenient for gather behind the earwax piece and pull out, the earwax piece falls into the duct again in the collecting storehouse 3 and influences clean effect.
As shown in figures 2 and 4, each cleaning and nursing component 2 is arranged in each cleaning and nursing groove 11, the left side surface and the right side surface of one end, close to the transmission pipe 4, of each cleaning and nursing component 2 are connected with the cleaning and nursing groove 11 through a rotating shaft 111, each cleaning and nursing component 2 comprises a rotating block 21, a cleaning brush 22 and an expansion rod 23, the rotating block 21 is hollow, one end, close to the transmission pipe 4, of each rotating block is a tooth-shaped surface meshed with a tooth ring 43, and the tooth rings 43 and the rotating blocks 21 are in straight tooth transmission in a meshing transmission mode. And the straight gear transmission is adopted, so that the transmission efficiency is high, and the situations such as displacement and the like are not easy to occur. One end of the cleaning brush 22 close to the transmission tube 4 is provided with a telescopic rod 23, and the telescopic rod 23 is connected with a first spring 24 arranged inside the rotating block 21; the material of the cleaning brush 22 is hair. The earwax scraping device is low in cost, good in using effect, and capable of scraping earwax fragments simultaneously, and the earwax scraping device is not easy to damage the ear canal wall when used, and meets the using requirements of the earwax scraping device.
As shown in fig. 2 and 3, every is collected and all is equipped with one in the adjustment tank 12 and collects storehouse 3, collect storehouse 3 and collect adjustment tank 12 clearance fit, it is connected with driving pipe 4 through driving plate 31 to collect the one side middle part that storehouse 3 is close to driving pipe 4, driving plate 31 both ends respectively through a loose axle respectively with collect storehouse 3, driving pipe 4 is connected, it respectively communicates with trachea 52 through a connecting pipe 32 to collect the one side both ends that storehouse 3 is close to driving pipe 4, connecting pipe 32 runs through driving pipe 4, and with collect storehouse 3 intercommunication.
The working method of the device comprises the following steps: the device can open and close the cleaning and nursing component 2 and the collecting bin 3 by rotating the adjusting knob 41, and the cleaning and nursing component 2 and the collecting bin 3 are closed by rotating counterclockwise as an example for description;
the adjusting knob 41 is rotated anticlockwise, the transmission pipe 4 is rotated anticlockwise, the toothed ring 43 is rotated anticlockwise to drive the rotating block 21 to rotate clockwise, the cleaning and nursing component 2 is attached to the main body pipe 1, meanwhile, the transmission pipe 4 is rotated anticlockwise, the collection bin 3 is moved downwards by pulling the transmission plate 31, and the cover plate 121 is closed under the action of the return shaft;
the air bag 5 is pinched flat, the main tube 1 slowly goes deep into the auditory canal, after the position of the main tube reaches the required cleaning and nursing position, the adjusting knob 41 is rotated clockwise, the principle is the same as that of the above principle, the cleaning and nursing component 2 is straightened, the collecting bin 3 moves upwards to jack the cover plate 121, then the main tube 1 is slowly rotated or pulled to clean and nurse the auditory canal, after the cleaning and nursing are finished, the air bag 5 is firstly slowly loosened, so that earwax scraps are sucked into the collecting bin 3 through the air tube 52 and the connecting tube 32 by the air bag 5, then the adjusting knob 41 rotates anticlockwise, the principle is the same as that of the above principle, the cleaning and nursing component 2 is attached to the main tube 1, the collecting bin 3 moves downwards to close the cover plate 121, and the main tube 1 is pulled out;
during cleaning, the blocking cover 6 is unscrewed, cleaning fluid is injected, the device is washed, and after washing is finished, the device is placed in a cool place to be naturally dried;
wherein, the rotating ring 42 is a matching ring with a ring-shaped clamping groove, and the return shaft is a shaft which can be automatically restored through the elastic force of a spring.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (6)
1. An ear canal cleaning and nursing device is characterized by mainly comprising a main tube (1), a cleaning and nursing component (2), a collecting bin (3), a transmission tube (4) and an air bag (5);
the main body pipe (1) is hollow, an adjusting knob (41) is arranged on the left end face of the main body pipe (1), the adjusting knob (41) is connected with the left end face of the main body pipe (1) through a rotating ring (42), and a blocking cover (6) is arranged on the right end face of the main body pipe (1); a transmission pipe (4) is transversely arranged at the central axis in the main pipe (1), the left side of the transmission pipe (4) is fixedly connected with the adjusting knob (41), the transmission pipe (4) is hollow and provided with an air pipe (52), the left end of the air pipe (52) penetrates through the adjusting knob (41) and is communicated with the air bag (5) arranged on the left side of the air pipe, and the right side of the air bag (5) is fixedly connected with the outer wall of the main pipe (1) through an upper door-shaped bracket (51) and a lower door-shaped bracket (51);
four groups of collecting and adjusting grooves (12) are sequentially arranged on the right part of the main body pipe (1) from left to right, the distance between every two adjacent groups of collecting and adjusting grooves (12) is the same, four collecting and adjusting grooves (12) are arranged in each group, and the four collecting and adjusting grooves are circumferentially distributed on the main body pipe (1) at equal intervals; a group of cleaning adjusting grooves (11) is arranged between every two adjacent groups of collecting adjusting grooves (12), four cleaning adjusting grooves (11) are arranged in each group and are circumferentially distributed on the main body pipe (1) at equal intervals, and a gear ring (43) is arranged at the position, corresponding to the transmission pipe (4), of each group of cleaning adjusting grooves (11);
the cleaning and nursing assembly (2) is arranged in each cleaning and regulating groove (11), the left side surface and the right side surface of one end, close to the transmission pipe (4), of the cleaning and nursing assembly (2) are connected with the cleaning and regulating groove (11) through a rotating shaft (111), the cleaning and nursing assembly (2) comprises a rotating block (21), a cleaning brush (22) and an expansion rod (23), the rotating block (21) is hollow, one end, close to the transmission pipe (4), of the rotating block is a tooth-shaped surface meshed with a tooth ring (43), the expansion rod (23) is arranged at one end, close to the transmission pipe (4), of the cleaning brush (22), and the expansion rod (23) is connected with a first spring (24) arranged inside the rotating block (21);
every is collected all to be equipped with one in adjustment tank (12) collect storehouse (3), collect storehouse (3) and collect adjustment tank (12) clearance fit, collect storehouse (3) be close to one side middle part of driving pipe (4) pass through driving plate (31) with driving pipe (4) are connected, driving plate (31) both ends respectively through a loose axle respectively with collect storehouse (3), driving pipe (4) are connected, collect storehouse (3) and respectively communicate through a connecting pipe (32) and trachea (52) near one side both ends of driving pipe (4), connecting pipe (32) run through driving pipe (4), and with collect storehouse (3) intercommunication.
2. The ear canal cleaning and nursing device as claimed in claim 1, characterized in that the plug cover (6) is connected with the main tube (1) by screw threads, the right side of the plug cover (6) is connected with the fixing plate (7) by two sets of second springs (61), the right side of the fixing plate (7) is adhered with a protective pad (71).
3. The ear canal cleaning and care device as claimed in claim 2, characterized in that the protective pad (71) is a medical cotton or air pad.
4. The ear canal cleaning and nursing device as claimed in claim 1, characterized in that the collecting and adjusting groove (12) is provided with a cover plate (121) on each of the left and right sides of the top surface, and the cover plates (121) are connected with the upper end of the inner wall of the collecting and adjusting groove (12) through a return shaft.
5. The ear canal cleaning and nursing device as claimed in claim 1, characterized in that the cleaning brush (22) is made of hair strands.
6. The ear canal cleaning and nursing device of claim 1, characterized in that the meshing transmission between the toothed ring (43) and the turning block (21) is a straight tooth transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920324792.6U CN209966754U (en) | 2019-03-14 | 2019-03-14 | Clean nursing device of duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920324792.6U CN209966754U (en) | 2019-03-14 | 2019-03-14 | Clean nursing device of duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209966754U true CN209966754U (en) | 2020-01-21 |
Family
ID=69254517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920324792.6U Expired - Fee Related CN209966754U (en) | 2019-03-14 | 2019-03-14 | Clean nursing device of duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209966754U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839892A (en) * | 2020-07-27 | 2020-10-30 | 谢俊 | Earwax cleaning device for ear-nose-throat department |
| CN112932789A (en) * | 2021-02-03 | 2021-06-11 | 中国人民解放军空军军医大学 | Ear canal aspirator for otolaryngological department |
| CN113303972A (en) * | 2021-05-26 | 2021-08-27 | 汕头大学医学院第二附属医院 | Portable ear cleaning device that otolaryngology branch of academic or vocational study was used |
| CN113679530A (en) * | 2021-08-31 | 2021-11-23 | 南方医科大学第五附属医院 | Antibacterial cleaning tool for protecting eardrum |
-
2019
- 2019-03-14 CN CN201920324792.6U patent/CN209966754U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839892A (en) * | 2020-07-27 | 2020-10-30 | 谢俊 | Earwax cleaning device for ear-nose-throat department |
| CN112932789A (en) * | 2021-02-03 | 2021-06-11 | 中国人民解放军空军军医大学 | Ear canal aspirator for otolaryngological department |
| CN113303972A (en) * | 2021-05-26 | 2021-08-27 | 汕头大学医学院第二附属医院 | Portable ear cleaning device that otolaryngology branch of academic or vocational study was used |
| CN113303972B (en) * | 2021-05-26 | 2022-04-29 | 汕头大学医学院第二附属医院 | Portable ear cleaning device that otolaryngology branch of academic or vocational study was used |
| CN113679530A (en) * | 2021-08-31 | 2021-11-23 | 南方医科大学第五附属医院 | Antibacterial cleaning tool for protecting eardrum |
| CN113679530B (en) * | 2021-08-31 | 2024-02-09 | 南方医科大学第五附属医院 | Antibacterial cleaning tool for protecting eardrum |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209966754U (en) | Clean nursing device of duct | |
| CN109223304B (en) | Duct cleaning device | |
| CN202526334U (en) | Visible electric toothbrush | |
| CN111839893A (en) | Flushing and waste liquid recycling integrated linkage type auditory canal cleaning device and method | |
| CN102846393A (en) | Visual electric toothbrush | |
| US9867738B2 (en) | Ear wax remover and cleaner | |
| CN213406558U (en) | A simple and easy ear wax cleaning device of duct for paediatrics | |
| CN108784856A (en) | A kind of department of stomatology canalis radicis dentis cleaning file | |
| CN205215798U (en) | Wash suction machine | |
| CN213372985U (en) | Earwax cleaning device for ear-nose-throat department | |
| CN110772377B (en) | Medical care instrument for cleaning auditory meatus | |
| CN214318294U (en) | Ear canal aspirator for otolaryngology nursing | |
| CN215230917U (en) | Visible earwax flushing device for external auditory canal | |
| CN215080819U (en) | External auditory canal flushing device for otolaryngological nursing | |
| CN114010491A (en) | Nasal cavity purger is used to otolaryngology branch of academic or vocational study | |
| CN214547422U (en) | Protective face screen | |
| CN216222000U (en) | Clean nursing filth collection device in duct | |
| CN209711602U (en) | A kind of animal doctor's eye protection Anti-epidemic mask | |
| CN202376532U (en) | Automatic earwax washing device | |
| CN214761787U (en) | Earwax cleaner device for ear-nose-throat department | |
| CN214910368U (en) | Clinical ear device of washing of otology | |
| CN210749826U (en) | Cerumen embolism flusher | |
| CN217510697U (en) | Otology nursing equipment | |
| CN215023149U (en) | Ear canal aspirator for otolaryngology nursing | |
| CN211409181U (en) | Skin focus is clear scrapes device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200121 Termination date: 20210314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |