CN212067014U - Novel eustachian tube blowing device - Google Patents
Novel eustachian tube blowing device Download PDFInfo
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- CN212067014U CN212067014U CN202020367967.4U CN202020367967U CN212067014U CN 212067014 U CN212067014 U CN 212067014U CN 202020367967 U CN202020367967 U CN 202020367967U CN 212067014 U CN212067014 U CN 212067014U
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Abstract
The utility model discloses a novel eustachian tube blowing device, which belongs to the field of medical instruments. The blowing and expanding device comprises a Boehringer ball, a hose, a soft nose head and a sleeve assembly, wherein the sleeve assembly comprises an upper end seal, an outer pipe with an opening at the lower end and an inner pipe with a closed lower end, the outer pipe is sleeved outside the inner pipe, the outer pipe is rotatably connected with the inner pipe through threads, a first connecting pipe is arranged on the lower end face of the inner pipe, a pot head of the Boehringer ball is arranged at the lower end of the first connecting pipe, a second connecting pipe is arranged on the upper end face of the outer pipe, the hose is arranged inside the inner pipe and is in a compressed state, a pot head of the hose is arranged at the upper end of the first connecting pipe, the other pot head of the hose is arranged at the lower end. The direct contact of hose and air can effectively be completely cut off to this inflation ware, avoids because of the corruption that wets to can control the length of pipe and control the application of pressure of Bo shi ball and give gas through the length of the outer tube in the control sleeve subassembly and the inner tube length of mutually supporting.
Description
Technical Field
The utility model relates to the field of medical equipment, especially a novel eustachian tube inflation ware.
Background
The eustachian tube is bent in a bow shape, the length of the whole pipeline is about 35-39 mm, and the eustachian tube consists of a cartilage part and a bone part. Its outer 1/3 is the bony part, the internal carotid artery is inside, and the upper part of the anterior wall of the tympanic cavity is the tympanic cavity mouth; medial 2/3 is cartilage, and the pharyngeal orifice at the medial end is located on the lateral wall of the nasopharynx, specifically, posterior and inferior to the posterior end of the inferior turbinate. The bony part is a short part of the outside of the tube, and the tympanum end of the bony part is opened on the front wall of the tympanum; the cartilage part passes through the eustachian tube pharyngeal opening and is opened on the side wall of the nasopharynx part. The cartilaginous part is normally closed and is only opened when swallowing or yawning, so as to balance the air pressure of the middle ear and the external ear and be beneficial to the normal vibration of the tympanic membrane. Because the eustachian tube is communicated with the nasopharynx, pharyngeal infection is easy to invade the tympanic cavity along the eustachian tube, and otitis media is caused.
The method for treating the dysfunction of the eustachian tube comprises a medicine conservation method, a eustachian tube insufflation method, a surgical operation treatment method and the like, and the main physiological function is to adjust the pressure balance inside and outside the middle ear cavity. If the eustachian tube is dysfunctional, most of the dysfunctions mean delayed patency, the symptoms of tinnitus, ear distress, hearing loss or otitis media can be caused. The eustachian tube insufflation method includes a nose pinching and mouth closing insufflation method, a Boehringer bulb insufflation method and a catheter insufflation method. Aims to force the eustachian tube to be opened through air pressure so as to achieve the aim of balancing the pressure inside and outside the middle ear.
The Boehringer balloon insufflation method is a commonly used method, and requires inserting a soft tube from the nasal cavity of a patient, finding the nasopharynx opening of the eustachian tube, and then applying positive pressure to the eustachian tube by squeezing the Boehringer balloon to supply air so as to promote the opening of the eustachian tube. The hose in the eustachian tube blowing device used clinically at present is exposed outside air, is easy to damp and corrode, is inconvenient to store, and can not control the length of the catheter to control the pressure application and air supply of the Boehringer bulb, so that the wound of the nasal cavity and the eustachian tube mouth can be caused if the operation is careless in the treatment process.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the utility model provides a novel eustachian tube inflation ware, this inflation ware simple structure, easy to operate can effectively completely cut off the direct contact of hose and air, avoids because of the corruption that wets, leads to the condition of bacterium invasion and attack to can control the length of pipe and control the exerting pressure of Bo shi ball and give gas, guarantee treatment.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a novel eustachian tube blowing device comprises a Boehringer bulb, a hose, a soft nose head and a sleeve component, wherein the sleeve component comprises an outer tube with a sealed upper end and an inner tube with a sealed lower end, the outer tube is sleeved outside the inner tube, the outer tube is rotationally connected with the inner tube through threads,
a first through hole is arranged on the lower end surface of the inner pipe, a first connecting pipe is arranged on the first through hole in a penetrating manner, two ends of the Bo ball are opened, and two ends of the Bo ball are respectively provided with a one-way air inlet valve and a one-way air outlet valve, one end of the Bo ball provided with the one-way air outlet valve is sleeved at the lower end of the first connecting pipe and is communicated with the first connecting pipe,
a second through hole is arranged on the upper end surface of the outer pipe, a second connecting pipe is arranged on the second through hole in a penetrating manner, the hose is arranged in the inner pipe and is in a compressed state, one end of the hose is sleeved on the upper end of the first connecting pipe and is communicated with the first connecting pipe, the other end of the hose is sleeved on the lower end of the second connecting pipe and is communicated with the second connecting pipe,
the two ends of the soft nose head are provided with air holes along the axis direction, and the soft nose head is sleeved at the upper end of the second connecting pipe and communicated with the second connecting pipe.
Preferably, the inner surface of the lower part of the outer tube is provided with an annular limiting groove, the annular limiting groove is obliquely arranged along one end far away from the Boehringer ball, the diameter of the lower end of the annular limiting groove is larger than that of the upper end of the annular limiting groove, blind holes are formed in two opposite sides of the outer surface of the upper part of the inner tube, elastic limiting parts are arranged in the blind holes, and when the lower part of the outer tube rotates to the upper part of the inner tube, the outer tube and the inner tube can be matched and limited by the annular limiting groove.
Preferably, the elastic limiting part comprises a limiting block and a spring, one end of the spring is fixedly connected with the limiting block, the other end of the spring is fixedly connected with the bottom of the blind hole, and the limiting block is matched with the annular limiting groove for limiting.
Preferably, one end of the limiting block, which is far away from the spring, is provided with a rounded corner.
Preferably, the outer surface of the outer tube is provided with an anti-slip sleeve.
Preferably, the diameter of the upper part of the outer tube is gradually reduced upwards along the axis to form a circular truncated cone.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
1. the utility model provides a novel eustachian tube inflation device, this inflation device simple structure, easy to operate, through sleeve subassembly with the hose protection wherein, can effectively completely cut off the direct contact of hose and air, avoid because of the corruption of weing, lead to the condition of bacterium invasion and attack to can control the length of pipe through the length of outer tube and the inner tube of controlling among the sleeve subassembly mutually supporting and control the exerting pressure of ball and give gas, guarantee treatment.
2. In the utility model, the inner surface of the outer pipe is provided with the annular limiting groove and the outer surface of the inner pipe is provided with the elastic limiting part, when the lower part of the outer pipe rotates to the upper part of the inner pipe, the outer pipe and the inner pipe can be mutually matched for limiting through the annular limiting groove and the elastic limiting part, at the moment, the inner pipe can not be screwed out of the outer pipe continuously, and the inner pipe is prevented from being screwed out of the outer pipe completely, thereby avoiding pulling and damaging the hose; when the inner tube is screwed into the outer tube, the inner tube can be screwed into the outer tube again by reversely rotating the outer tube and separating the limiting block from the annular limiting groove, so that the length of the hose can be controlled to control the pressure application and air supply of the Boehringer ball, and the treatment effect is ensured.
3. The utility model discloses the one end radius angle setting of spring is kept away from to well stopper, and the radius angle setting can reduce the frictional force between them, makes the outer tube more easily among the screw in inner tube, improves the comfort level in the medical personnel use.
4. The utility model discloses in be equipped with the antiskid cover at the surface of outer tube, the antiskid cover can prevent effectively that medical personnel from droing using the ware in-process of blowing, leads to whole treatment process can not last, avoids producing bad effect.
5. The utility model discloses the diameter on well outer tube upper portion upwards reduces gradually along the axis and is the round platform form, and when using this inflation dilator, outer tube upper portion probably contacts with the facial tissue of nose below, and the outer tube of round platform form can be favorable to inserting soft nose head in the nose, improves patient's comfort level.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view of the hose in a compressed state;
FIG. 3 is a cross-sectional view of the hose in a stretched condition;
FIG. 4 is an enlarged view at A of FIG. 2;
FIG. 5 is an enlarged view at B of FIG. 2;
FIG. 6 is an enlarged view at C of FIG. 3;
in the attached drawing, 1-Boehringer's ball, 11-one-way air inlet valve, 12-one-way air outlet valve, 2-hose, 3-soft nose head, 4-sleeve component, 41-outer tube, 411-second connecting tube, 42-inner tube, 421-first connecting tube, 422-blind hole, 43-annular limiting groove, 44-elastic limiting piece, 441-limiting piece and 442-spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 3, a novel eustachian tube insufflation device comprises a Boehringer ball 1, a hose 2 and a soft nose head 3, and further comprises a sleeve assembly 4, wherein the sleeve assembly 4 comprises an outer tube 41 with a closed upper end and an open lower end, and an inner tube 42 with an open upper end and a closed lower end, the outer surface of the outer tube 41 is provided with an anti-slip sleeve, and the anti-slip sleeve can effectively prevent medical personnel from falling off in the process of using the insufflation device, so that the whole treatment process can not be continued, and the adverse effect is avoided. The diameter of the upper part of the outer tube 41 is gradually reduced upwards along the axis to form a circular truncated cone shape, when the oxygen inhalator is used, the upper part of the outer tube 41 can be possibly contacted with facial tissues below the nose, and the circular truncated cone-shaped outer tube 41 can be beneficial to inserting the soft nose head 3 into the nose, so that the comfort of a patient is improved. The outer pipe 41 is sleeved outside the inner pipe 42, and the outer pipe 41 is rotatably connected with the inner pipe 42 through threads.
A first through hole is formed in the lower end surface of the inner tube 42, a first connecting tube 421 is inserted into the first through hole, a one-way air inlet valve 11 and a one-way air outlet valve 12 are respectively arranged at openings at two ends of the bosch ball 1, and one end of the bosch ball 1, which is provided with the one-way air outlet valve 12, is sleeved at the lower end of the first connecting tube 421 and is communicated with the first connecting tube 421. A second through hole is formed in the upper end surface of the outer tube 41, a second connecting tube 411 is arranged on the second through hole in a penetrating manner, the hose 2 is arranged inside the inner tube 42 and is in a compressed shape, one end of the hose 2 is sleeved on the upper end of the first connecting tube 421 and is communicated with the first connecting tube 421, the other end of the hose 2 is sleeved on the lower end of the second connecting tube 411 and is communicated with the second connecting tube 411, vent holes are formed in two ends of the soft nose head 3 along the axial direction, and the soft nose head 3 is sleeved on the upper end of the second connecting tube 411 and is communicated with the second connecting tube 411. The soft nose tip 3 can be removed for disinfection cleaning or replacement.
As shown in fig. 4, an annular stopper groove 43 is formed in the inner surface of the lower portion of the outer tube 41, and the annular stopper groove 43 is inclined along the end away from the ball 1 and has a lower end diameter larger than an upper end diameter. As shown in fig. 5, blind holes 422 are formed on opposite sides of the outer surface of the upper portion of the inner tube 42, and as shown in fig. 6, elastic stoppers 44 are disposed in the blind holes 422. When the lower portion of the outer tube 41 is rotated to the upper portion of the inner tube 42, the outer tube 41 and the inner tube 42 can be limited by the annular limiting groove 43 and the elastic limiting member 44. The elastic limiting member 44 comprises a limiting block 441 and a spring 442, one end of the spring 442 is fixedly connected with the limiting block 441, the other end of the spring 442 is fixedly connected with the bottom of the blind hole 422, the limiting block 441 is matched with the annular limiting groove 43 for limiting, the outer tube 41 cannot be rotated continuously at the moment, the inner tube 42 is prevented from being completely screwed out of the outer tube 41, and therefore the hose 2 is prevented from being damaged by pulling.
When the inner tube 42 is screwed into the outer tube 41, the inner tube 42 is screwed into the outer tube 41 again by rotating the outer tube 41 in the reverse direction and separating the limiting block 441 from the annular limiting groove 43, so as to control the length of the hose 2 to control the pressurization and air supply of the Boehringer ball 1 and ensure the treatment effect, and the limiting block 441 is compressed in the blind hole 422. The end rounding angle that stopper 441 was kept away from spring 442 sets up, can reduce the frictional force between stopper 441 and the annular spacing groove 43, makes inner tube 42 screw in among outer tube 41 more easily, improves the comfort level of medical personnel in the use.
The utility model discloses a theory of operation: as shown in fig. 1, one end of the Boehringer ball 1 provided with the one-way air outlet valve 12 is sleeved into the lower end of the first connecting pipe 421, the soft nose head 3 is sleeved into the upper end of the second connecting pipe 411, then one nostril of a patient is blocked by the soft nose head 3, the other nostril is blocked by pressing a rubber plug, when the patient swallows the patient, the Boehringer ball 1 is pinched by one hand of a medical worker for 1 second at a time, then the air blowing amount is slowly increased, the pressure application of the Boehringer ball 1 is controlled by rotating the outer pipe 41 and controlling the length of the hose 2 by the other hand, the air blowing amount is prevented from being too large or too small to reach the treatment effect, and thus the medical worker can slowly blow through the eustachian tube by repeating the step of pinching the Boehringer ball 1 for applying pressure; after the dilator is used, the soft nose head 3 only needs to be cleaned by warm water (or can be taken down for cleaning, high-temperature disinfection or replacement), and the dilator is slightly thrown away after cleaning, so that water does not enter the Boehringer 1 as much as possible.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (6)
1. A novel eustachian tube blowing device comprises a Boehringer bulb, a hose and a soft nose head, and is characterized by also comprising a sleeve component, wherein the sleeve component comprises an outer tube with a closed upper end and an open lower end and an inner tube with an open upper end and a closed lower end, the outer tube is sleeved outside the inner tube, the outer tube is rotationally connected with the inner tube through threads,
a first through hole is arranged on the lower end surface of the inner pipe, a first connecting pipe is arranged on the first through hole in a penetrating manner, two ends of the Bo ball are opened, and two ends of the Bo ball are respectively provided with a one-way air inlet valve and a one-way air outlet valve, one end of the Bo ball provided with the one-way air outlet valve is sleeved at the lower end of the first connecting pipe and is communicated with the first connecting pipe,
a second through hole is arranged on the upper end surface of the outer pipe, a second connecting pipe is arranged on the second through hole in a penetrating manner, the hose is arranged in the inner pipe and is in a compressed state, one end of the hose is sleeved on the upper end of the first connecting pipe and is communicated with the first connecting pipe, the other end of the hose is sleeved on the lower end of the second connecting pipe and is communicated with the second connecting pipe,
the two ends of the soft nose head are provided with air holes along the axis direction, and the soft nose head is sleeved at the upper end of the second connecting pipe and communicated with the second connecting pipe.
2. The new eustachian tube inflator according to claim 1, wherein an annular limiting groove is formed on the inner surface of the lower portion of the outer tube, the annular limiting groove is obliquely formed along one end away from the Boehringer ball, the diameter of the lower end of the annular limiting groove is larger than that of the upper end of the annular limiting groove, blind holes are formed on two opposite sides of the outer surface of the upper portion of the inner tube, elastic limiting parts are arranged in the blind holes, and when the lower portion of the outer tube is rotated to the upper portion of the inner tube, the outer tube and the inner tube can be limited by the annular limiting groove and the elastic limiting parts in a matched mode.
3. The novel eustachian tube inflator according to claim 2, wherein the elastic limiting part comprises a limiting block and a spring, one end of the spring is fixedly connected with the limiting block, the other end of the spring is fixedly connected with the bottom of the blind hole, and the limiting block is matched with the annular limiting groove for limiting.
4. The novel eustachian tube insufflator as defined in claim 3, wherein said stopper is rounded off at the end remote from said spring.
5. The novel eustachian tube insufflator according to claim 1, wherein an anti-slip sleeve is provided on the outer surface of said outer tube.
6. The novel eustachian tube inflator according to claim 1, wherein the diameter of the upper portion of the outer tube is gradually reduced along the axis upward in a truncated cone shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020367967.4U CN212067014U (en) | 2020-03-20 | 2020-03-20 | Novel eustachian tube blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020367967.4U CN212067014U (en) | 2020-03-20 | 2020-03-20 | Novel eustachian tube blowing device |
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| Publication Number | Publication Date |
|---|---|
| CN212067014U true CN212067014U (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020367967.4U Active CN212067014U (en) | 2020-03-20 | 2020-03-20 | Novel eustachian tube blowing device |
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| CN (1) | CN212067014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116672164A (en) * | 2022-02-23 | 2023-09-01 | 柏为（武汉）医疗科技股份有限公司 | Eustachian tube bracket |
-
2020
- 2020-03-20 CN CN202020367967.4U patent/CN212067014U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116672164A (en) * | 2022-02-23 | 2023-09-01 | 柏为（武汉）医疗科技股份有限公司 | Eustachian tube bracket |
| CN116672164B (en) * | 2022-02-23 | 2024-04-19 | 柏为（武汉）医疗科技股份有限公司 | Eustachian tube bracket |
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