CN114177498B - Ear canal drug delivery device with high safety for ear-nose-throat nursing - Google Patents
Ear canal drug delivery device with high safety for ear-nose-throat nursing Download PDFInfo
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- CN114177498B CN114177498B CN202111631559.0A CN202111631559A CN114177498B CN 114177498 B CN114177498 B CN 114177498B CN 202111631559 A CN202111631559 A CN 202111631559A CN 114177498 B CN114177498 B CN 114177498B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/06—Head
- A61M2210/0662—Ears
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Abstract
The invention discloses a high-safety auditory canal drug delivery device for ear, nose and throat nursing, and particularly relates to the field of medical equipment. According to the invention, through the matched use of the drug delivery pipe and the protective end, the drug in the drug storage cavity is extruded by the pushing piston and is subjected to the pressure change effect, and the drug is discharged from the drug storage cavity through the first material distribution hole and the second material distribution hole at different heights, so that the drug is in a tiny water drop shape for drug delivery operation, the phenomenon that the drug is required to be formed into a film due to the fact that the drug rapidly exits from one opening in the traditional mode for drug delivery is effectively avoided, the drug delivery in place of an affected part is ensured, the treatment effect is ensured, the drug delivery pipe is rotated, the extruded drug is uniformly coated by the protective pad sleeve and the protective strip, and the good curative effect can be obtained after the external auditory canal is coated.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a high-safety auditory canal drug delivery device for ear, nose and throat nursing.
Background
The ear structure can be divided into three parts, namely an outer ear, a middle ear and an inner ear. Three parts of the human ear have different physiological effects during the transmission of sound from the natural environment to the human brain; the outer ear refers to the part of the ear that is visible from the outside of the human body, namely the auricle and the external auditory canal. The middle ear consists of the tympanic membrane, middle ear cavity and ossicular chain. The inner ear is located within the temporal osseous part, including the semicircular canal, vestibule, and cochlea. The semicircular canal can sense the movement in all directions and plays a role in regulating the balance of the body. Cochlea is a snail-like structure surrounded by the skull. The cochlea is filled with fluid and separated by the basal lamina, above which is located the spiral, which is the structure that collects the nerve electrical pulses, the cochlea cross-section showing the configuration of the spiral.
Eczema of external auditory meatus, otitis externa and mycotic otitis externa are common external auditory meatus diseases in otorhinolaryngology clinic, and the treatment of the external auditory meatus diseases is mainly based on local administration of external auditory meatus. In recent years, many documents report that better treatment effect can be achieved by locally smearing external auditory meatus with antiallergic ointment, anti-infection ointment and fungus-treating ointment, but because of the characteristics of the external auditory meatus, the problems of poor compliance of patients and the like caused by the fact that paste medicines cannot be smeared in place in the external auditory meatus are clinically faced at present, and particularly, ointment or solution type fluid medicines are mostly adopted for administration in the auditory meatus, a medicine film is often formed in the auditory meatus rapidly in the administration process, so that the smooth supply of the medicines to the affected part of the auditory meatus can be influenced, and the treatment effect of patients is poor and lasting, and even if the auditory meatus is smeared by auxiliary equipment such as a cotton swab, the situation of film formation of the medicines cannot be smoothly solved, and good treatment effect can not be achieved after the external auditory meatus is smeared.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides a high-safety ear canal drug delivery device for ear, nose and throat nursing, which aims to solve the technical problems that: how to solve the problem of film formation of medicines in the auditory canal, thereby ensuring the therapeutic effect of the medicines.
In order to achieve the above purpose, the present invention provides the following technical solutions: the high-safety auditory canal drug delivery device for ear, nose and throat nursing comprises a drug delivery tube, wherein a protective end head is detachably and movably arranged at the top end of the drug delivery tube, and a push rod is movably arranged in the drug delivery tube;
the drug delivery tube comprises a main body tube, an outer lining is rotationally connected to the outside of the main body tube, a plurality of protection bars are uniformly and fixedly arranged on the outer wall of the outer lining, a connecting column is fixedly arranged at one end, close to a protection end, of the main body tube, a handheld handle is symmetrically and fixedly arranged on the outer wall of the other end of the main body tube, a limit baffle is fixedly arranged at one end, close to the handheld handle, of the outer lining, a storage cavity is formed in the middle of the main body tube, a first material distributing hole is formed in the position, aligned between the main body tube and the outer lining, both the main body tube and the outer lining penetrate through the first material distributing hole and are connected with the storage cavity, and a steering limit groove is formed in the joint of the outer wall of the main body tube and the outer lining;
the protective end head comprises a connecting cap head and a protective pad sleeve, the protective pad sleeve is fixedly connected with the outer wall of the connecting cap head, a connecting groove is formed at the joint of the connecting cap head and the connecting column, and a plurality of second distributing holes are uniformly formed between the joint and the protective pad sleeve;
the pushing rod comprises a main body rod, and a pushing piston is fixedly arranged at one end of the main body rod.
In a preferred embodiment, the outer wall of the connecting column and the inner wall of the connecting groove are provided with threads, the connecting column is in threaded connection with the connecting groove, the thread depth does not exceed the setting depth of the second distributing hole in the connecting groove, the connection effect of the drug administration tube and the protective end is ensured, and medical accidents caused by falling of the protective end into the auditory canal when the drug in the storage cavity is extruded are avoided.
In a preferred embodiment, the main body tube, the outer bushing and the cap connecting head are all made of transparent polyethylene materials, the protective strip, the protective pad sleeve and the pushing piston are made of silica gel materials, and a plurality of protruding points are uniformly arranged on the outer walls of the protective strip and the protective pad sleeve, so that the determination of the usage amount of the medicine in the storage cavity and the medicine smearing effect of a user are ensured.
In a preferred embodiment, the outer diameter of the pushing piston is equal to the inner diameter of the storage cavity, the depth of the storage cavity is smaller than the length of the pushing rod, and the pushing rod can squeeze the medicine in the storage cavity or pump the medicine into the storage cavity for storage.
In a preferred embodiment, the main body tube and the outer lining are both arranged in a shape of a circular truncated cone with a wide upper part and a narrow lower part, and scale marks are arranged on the outer lining, and alignment mark marks are arranged between the main body tube and the outer lining, so that a user can conveniently determine the dosage and the use state of the administration tube, and the correct use mode is ensured.
In a preferred embodiment, the first distributing holes are uniformly distributed in a spiral shape from top to bottom along the feeding pipe, the aperture of the second distributing holes is equal to that of the first distributing holes, the radius of the protecting end is equal to that of the tangent plane of the bottom end of the feeding pipe, so that uniform feeding at multiple positions with different heights can be ensured, and feeding uniformity is ensured.
In a preferred embodiment, the limit baffle is arranged in a circular shape, the outer diameter of the limit baffle is not smaller than 2cm, the limit baffle can prevent the administration tube from excessively extending into the auditory canal, and damage to the middle ear caused by improper use of the administration tube is effectively prevented.
In a preferred embodiment, the setting of the connecting column is canceled, the end of the main body tube, which is far away from the handheld handle, is provided with an opening and is directly and fixedly connected with the protective end head, and the storage cavity is communicated with the connecting groove.
The invention has the technical effects and advantages that:
1. according to the invention, through the matched use of the drug delivery pipe and the protective end, the drug in the drug storage cavity is extruded by the pushing piston and is subjected to the pressure change effect, and the drug is discharged from the drug storage cavity through the first material distribution hole and the second material distribution hole at different heights, so that the drug is in a tiny water drop shape for drug delivery operation, the phenomenon that the drug is required to be formed into a film due to the fact that the drug rapidly exits from one opening in the traditional mode for drug delivery is effectively avoided, the drug delivery in place of an affected part is ensured, the treatment effect is ensured, the drug delivery pipe is rotated, the extruded drug is uniformly coated by the protective cushion sleeve and the protective strip, and good curative effect can be obtained after external auditory canal drug delivery is ensured;
2. according to the invention, the drug administration tube is arranged, when the drug to be smeared is sold in the ear canal, the drug to be smeared is directly filled in the storage cavity, the alignment mark lines are arranged between the main body tube and the outer lining in a staggered mode, the drug administration tube is directly packaged in a plastic package outside the device and then is directly used for selling, after the plastic package film is detached after the plastic package tube is disassembled and assembled when a user purchases the drug administration tube, the outer lining is rotated, so that the alignment mark lines are arranged between the main body tube and the outer lining and are aligned, the push rod can be extruded to smear the drug to the ear canal by self, the arrangement of the limit baffle can avoid the middle ear damage possibly caused by the fact that the drug administration tube excessively stretches into the ear canal, and the drug administration tube is convenient for the user to use by oneself.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of the structure of the administration tube of the present invention.
FIG. 3 is a schematic view showing the cut-away structure of the administration tube of the present invention.
Fig. 4 is an enlarged view of the structure of the portion a in fig. 3 according to the present invention.
Fig. 5 is a schematic view of the explosion-proof structure of the protective tip of the present invention.
Fig. 6 is a schematic view of a cut-away structure of a protective tip according to the present invention.
Fig. 7 is a schematic view of the push rod structure of the present invention.
Fig. 8 is a schematic overall structure of a second embodiment of the present invention.
The reference numerals are: the drug delivery tube 1, the main body tube 11, the outer bushing 12, the protective strip 13, the connecting column 14, the handheld handle 15, the limit baffle 16, the storage cavity 17, the first distributing hole 18, the steering limit groove 19, the protective end head 2, the cap joint head 21, the protective pad sleeve 22, the connecting groove 23, the second distributing hole 24, the pushing rod 3, the main body rod 31 and the pushing piston 32.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
the invention provides a high-safety auditory canal drug delivery device for ear, nose and throat nursing, which comprises a drug delivery tube 1, wherein a protective end head 2 is detachably and movably arranged at the top end of the drug delivery tube 1, and a push rod 3 is movably arranged in the drug delivery tube 1;
the drug delivery tube 1 comprises a main body tube 11, an outer liner 12 is rotationally connected to the outside of the main body tube 11, a plurality of protective strips 13 are uniformly and fixedly arranged on the outer wall of the outer liner 12, a connecting column 14 is fixedly arranged at one end, close to a protective end head 2, of the main body tube 11, a handheld handle 15 is symmetrically and fixedly arranged on the outer wall of the other end of the main body tube 11, a limit baffle 16 is fixedly arranged at one end, close to the handheld handle 15, of the outer liner 12, a storage cavity 17 is formed in the middle of the main body tube 11, a first material distributing hole 18 is formed in the position, aligned with the outer liner 12, of the main body tube 11, the outer liner 12 penetrates through the first material distributing hole 18 and is connected with the storage cavity 17, and a steering limit groove 19 is formed in the joint of the outer wall of the main body tube 11 and the outer liner 12;
the protection end head 2 comprises a connection cap head 21 and a protection pad sleeve 22, the protection pad sleeve 22 is fixedly connected with the outer wall of the connection cap head 21, a connection groove 23 is formed at the connection part of the connection cap head 21 and the connection column 14, and a plurality of second distributing holes 24 are uniformly formed between the connection part and the protection pad sleeve 22;
the pushing rod 3 comprises a main body rod 31, and a pushing piston 32 is fixedly arranged at one end of the main body rod 31.
The outer wall of the connecting column 14 and the inner wall of the connecting groove 23 are both provided with threads, the connecting column 14 is in threaded connection with the connecting groove 23, the thread depth is not more than the setting depth of the second distributing hole 24 in the connecting groove 23, the connection effect of the administration tube 1 and the protective end head 2 is ensured, and medical accidents caused by the fact that the protective end head 2 falls into an auditory canal when the medicine in the storage cavity 17 is extruded are avoided; the limiting baffle 16 is in a circular shape, the outer diameter of the limiting baffle 16 is not smaller than 2cm, the limiting baffle 16 can prevent the administration tube 1 from excessively extending into the auditory canal, and damage to the middle ear caused by improper use of the administration tube 1 is effectively prevented;
the main body pipe 11, the outer lining 12 and the connector cap 21 are all made of transparent polyethylene materials, the protective strip 13, the protective pad sleeve 22 and the pushing piston 32 are made of silica gel materials, and a plurality of protruding points are uniformly arranged on the outer walls of the protective strip 13 and the protective pad sleeve 22, so that the determination of the usage amount of the medicine in the storage cavity 17 and the medicine smearing effect of a user are ensured; the outer diameter of the pushing piston 32 is equal to the inner diameter of the storage cavity 17, the depth of the storage cavity 17 is smaller than the length of the pushing rod 3, and the pushing rod 3 can squeeze the medicine in the storage cavity 17 or pump the medicine into the storage cavity 17 for storage;
the main body tube 11 and the outer liner 12 are both arranged in a truncated cone shape with wide upper part and narrow lower part, scale marks are arranged on the outer liner 12, and alignment mark marks are arranged between the main body tube 11 and the outer liner 12, so that a user can conveniently determine the dosage and the use state of the administration tube 1, and the correct use mode is ensured; the first distributing holes 18 are uniformly distributed in a spiral shape from top to bottom along the feeding pipe 1, the aperture of the second distributing holes 24 is equal to that of the first distributing holes 18, the protection end head 2 is arranged in a semicircular shape, the radius of the protection end head 2 is equal to that of the section of the bottom end of the feeding pipe 1, so that uniform feeding at multiple positions with different heights can be ensured, and feeding uniformity is ensured.
As shown in fig. 1 to 7, the embodiment is specifically: when a medical staff uses the device, firstly, the limit baffle 16 is shifted to enable the alignment mark lines to be arranged between the main body pipe 11 and the outer liner 12 in a staggered manner, so that the first distributing holes 18 corresponding to the main body pipe 11 and the outer liner 12 are distributed in a staggered manner, then the push rod 3 is pulled to pump medicine into the inner cavity of the storage cavity 17 for storage through the connecting column 14, then the medicine feeding pipe 1 and the protection end head 2 are connected through the threaded connection of the connecting column 14 and the connecting groove 23, when the medicine in the auditory canal is used, the alignment mark lines are arranged between the main body pipe 11 and the outer liner 12 by rotating the outer liner 12, thereby ensuring that the alignment mark lines are aligned between the first distributing holes 18 corresponding to the main body pipe 11 and the outer liner 12, one end of the medicine feeding pipe 1 provided with the protection end head 2 extends into the auditory canal by the hand-held handle 15, and the damage to the middle ear possibly caused by the excessive extending of the medicine feeding pipe 1 into the auditory canal can be effectively avoided due to the limit of the limit baffle 16, at this time, the main body rod 31 is pressed by the handheld handle 15, the medicine in the storage cavity 17 is extruded by the pushing piston 32 and is subjected to the change effect of pressure, the medicine is discharged from the storage cavity 17 through the first material distributing hole 18 and the second material distributing hole 24 at different heights, so that the medicine is in a tiny water drop shape for administration, the phenomenon that the medicine is required to be formed into a film due to the fact that the medicine is rapidly discharged from one opening in the traditional mode for administration is effectively avoided, the administration in place of an affected part is ensured, the treatment effect is ensured, then the administration tube 1 is rotated, the extruded medicine is uniformly smeared by the protective pad sleeve 22 and the protective strip 13, on one hand, the administration uniformity is ensured, the comfort degree in rotation is ensured by the silica gel material, and the problem of abrasion of an ear canal caused by the administration tube 1 is avoided; on the other hand, the convex points on the outer walls of the protective pad sleeve 22 and the protective strip 13 can avoid the occurrence of the situation of drug conjunctiva caused again in the smearing and rotating process, and ensure that the external auditory canal can obtain good curative effect after the drug is smeared.
Example 2:
the difference from example 1 is that: the arrangement of the connecting column 14 is canceled, the end of the main body tube 11 far away from the hand-held handle 15 is provided with an opening and is directly and fixedly connected with the protective end head 2, the material storage cavity 17 is communicated with the connecting groove 23, and the mode can be used for leaving a factory, namely, a packing mode for storing ointment in the administration tube 1, and the medicine is not required to be extracted, so that the medicine is convenient for a user to purchase and use by himself;
as shown in fig. 8, the embodiment specifically includes: when the commercial auditory canal medicine is sold, the medicine to be smeared is directly filled in the storage cavity 17, the alignment mark lines are arranged between the main body pipe 11 and the outer liner 12 in a staggered mode, the medicine is directly packaged in a plastic package mode outside the device and then is directly used for selling, after the plastic package film is detached after the medicine is purchased and used by a user, the outer liner 12 is rotated to enable the main body pipe 11 to be aligned with the outer liner 12, the push rod 3 can be extruded to smear medicine on the auditory canal by using the medicine feeding pipe 1, and the limit baffle 16 can prevent the damage to the middle ear possibly caused by the excessive stretching of the medicine feeding pipe 1 into the auditory canal, so that the medicine is more convenient for the user to use by himself.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (3)
1. High-safety auditory canal drug delivery device for ear-nose-throat nursing, comprising a drug delivery tube (1), and being characterized in that: the top end of the administration tube (1) is detachably and movably provided with a protection end head (2), and a pushing rod (3) is movably arranged in the administration tube (1);
the drug delivery tube (1) comprises a main body tube (11), an outer lining (12) is rotationally connected to the outside of the main body tube (11), a plurality of protective strips (13) are uniformly and fixedly arranged on the outer wall of the outer lining (12), a connecting column (14) is fixedly arranged at one end, close to a protective end head (2), of the main body tube (11), a handheld handle (15) is symmetrically and fixedly arranged on the outer wall of the other end of the main body tube (11), a limit baffle (16) is fixedly arranged at one end, close to the handheld handle (15), of the outer lining (12), a material storage cavity (17) is formed in the middle of the main body tube (11), a first material distribution hole (18) is formed in the position between the main body tube (11) and the outer lining (12) in an alignment mode, the main body tube (11) and the outer lining (12) are penetrated by the first material distribution hole (18) and are connected with the material storage cavity (17), and a steering limit groove (19) is formed in the joint of the outer wall of the main body tube (11) and the outer lining (12).
The protection end head (2) comprises a connection cap head (21) and a protection pad sleeve (22), the protection pad sleeve (22) is fixedly connected with the outer wall of the connection cap head (21), a connection groove (23) is formed at the connection part of the connection cap head (21) and the connection column (14), and a plurality of second distributing holes (24) are uniformly formed between the connection part and the protection pad sleeve (22);
the pushing rod (3) comprises a main body rod (31), and a pushing piston (32) is fixedly arranged at one end of the main body rod (31);
threads are arranged on the outer wall of the connecting column (14) and the inner wall of the connecting groove (23), the connecting column (14) is in threaded connection with the connecting groove (23), and the thread depth does not exceed the setting depth of the second distributing hole (24) in the connecting groove (23);
the main body pipe (11), the outer lining (12) and the cap connecting head (21) are all made of transparent polyethylene materials, the protective strip (13), the protective pad sleeve (22) and the pushing piston (32) are made of silica gel materials, and a plurality of protruding points are uniformly arranged on the outer walls of the protective strip (13) and the protective pad sleeve (22); the outer diameter of the pushing piston (32) is equal to the inner diameter of the storage cavity (17), and the depth of the storage cavity (17) is smaller than the length of the pushing rod (3); the main body pipe (11) and the outer lining (12) are both arranged in a truncated cone shape with a wide upper part and a narrow lower part, scale marks are arranged on the outer lining (12), and alignment mark marks are arranged between the main body pipe (11) and the outer lining (12); the first material distribution holes (18) are uniformly distributed in a spiral shape from top to bottom along the drug delivery pipe (1), the aperture of the second material distribution holes (24) is equal to that of the first material distribution holes (18), the protection end head (2) is arranged in a semicircular shape, and the radius of the protection end head (2) is equal to that of the section of the bottom end of the drug delivery pipe (1).
2. The high safety ear canal medication delivery device for otorhinolaryngology care of claim 1 wherein: the limiting baffle (16) is arranged in a circular ring shape, and the outer diameter of the limiting baffle (16) is not smaller than 2cm.
3. The high safety ear canal medication delivery device for otorhinolaryngology care of claim 1 wherein: the setting of the connecting column (14) is canceled, an opening is formed at one end of the main body tube (11) far away from the handheld handle (15) and is directly and fixedly connected with the protection end head (2), and the storage cavity (17) is communicated with the connecting groove (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111631559.0A CN114177498B (en) | 2021-12-29 | 2021-12-29 | Ear canal drug delivery device with high safety for ear-nose-throat nursing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111631559.0A CN114177498B (en) | 2021-12-29 | 2021-12-29 | Ear canal drug delivery device with high safety for ear-nose-throat nursing |
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| CN114177498A CN114177498A (en) | 2022-03-15 |
| CN114177498B true CN114177498B (en) | 2023-05-26 |
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| CN202111631559.0A Active CN114177498B (en) | 2021-12-29 | 2021-12-29 | Ear canal drug delivery device with high safety for ear-nose-throat nursing |
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| US5282789A (en) * | 1992-09-15 | 1994-02-01 | Niemand Industries, Inc. | Disposable medicine applicator |
| WO2003018102A2 (en) * | 2001-08-29 | 2003-03-06 | Vectura Limited | Topical administration device |
| CN210542854U (en) * | 2019-06-10 | 2020-05-19 | 郑州铁路职业技术学院 | Apparatus for ear-nose-throat administration |
| CN112107784A (en) * | 2020-09-23 | 2020-12-22 | 陈志云 | Medicine applying device for medical gynecology |
| CN213131529U (en) * | 2020-05-25 | 2021-05-07 | 吉林大学第一医院 | Medicine feeder for gynecological nursing |
| CN213760181U (en) * | 2020-11-26 | 2021-07-23 | 日照市中医医院 | Breathe clinical medicine sprayer of using of internal medicine |
| CN214435839U (en) * | 2020-12-08 | 2021-10-22 | 中山大学附属第三医院 | Applicator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204798611U (en) * | 2015-06-19 | 2015-11-25 | 綦进颜 | Otolaryngology patient is with ware of adding medicine to |
| CN111249233A (en) * | 2018-11-30 | 2020-06-09 | 中南大学湘雅三医院 | Ear canal fungus resisting spray, preparation method thereof and spraying device |
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2021
- 2021-12-29 CN CN202111631559.0A patent/CN114177498B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5282789A (en) * | 1992-09-15 | 1994-02-01 | Niemand Industries, Inc. | Disposable medicine applicator |
| WO2003018102A2 (en) * | 2001-08-29 | 2003-03-06 | Vectura Limited | Topical administration device |
| CN210542854U (en) * | 2019-06-10 | 2020-05-19 | 郑州铁路职业技术学院 | Apparatus for ear-nose-throat administration |
| CN213131529U (en) * | 2020-05-25 | 2021-05-07 | 吉林大学第一医院 | Medicine feeder for gynecological nursing |
| CN112107784A (en) * | 2020-09-23 | 2020-12-22 | 陈志云 | Medicine applying device for medical gynecology |
| CN213760181U (en) * | 2020-11-26 | 2021-07-23 | 日照市中医医院 | Breathe clinical medicine sprayer of using of internal medicine |
| CN214435839U (en) * | 2020-12-08 | 2021-10-22 | 中山大学附属第三医院 | Applicator |
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| CN114177498A (en) | 2022-03-15 |
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