CN219208606U

CN219208606U - Magnetic oral-nasal exchanger

Info

Publication number: CN219208606U
Application number: CN202223235982.1U
Authority: CN
Inventors: 蔺蓉; 尚国臣; 樊梦科
Original assignee: Tongji Medical College of Huazhong University of Science and Technology
Current assignee: Tongji Medical College of Huazhong University of Science and Technology
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-06-20
Anticipated expiration: 2032-12-01

Abstract

The utility model provides a magnetic oral-nasal exchanger, which relates to the technical field of medical equipment, and comprises a nasal cavity cannula and an oral cavity cannula, wherein the insertion end of the nasal cavity cannula is provided with a magnetic insertion part, the insertion end of the oral cavity cannula is provided with an endoscope device, the endoscope device is provided with a magnetic insertion part, and the magnetic insertion part can be inserted and adsorbed with the magnetic insertion part; according to the utility model, the endoscope device is arranged on the oral cavity cannula, so that the visualization of the connection process of the oral cavity cannula and the nasal cavity cannula can be effectively realized, the oral cavity and nasal cavity exchange operation is convenient, the magnetic insertion part and the magnetic insertion part are combined, the magnetic suction structure and the insertion structure are combined, the nasal cavity cannula and the oral cavity cannula are convenient to connect and operate, the connection is firm, the falling-off of the oral cavity cannula and the nasal cavity cannula in the pulling process can be effectively reduced, the oral and nasal exchange effect is obvious, the success rate of the operation is effectively improved, and the pain of a patient is relieved.

Description

Magnetic oral-nasal exchanger

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a magnetic oral-nasal exchanger.

Background

Retrograde cholangiopancreatography, a common minimally invasive surgical procedure, is widely used for treating diseases of the biliary and pancreatic systems, and during the operation, nasal cholangiopancreatography is usually required after endoscopic retrograde cholangiopancreatography is completed. Clinically, a patient bites an endoscopic oral ring, a nasobiliary drainage tube is placed through a duodenoscope, the duodenoscope is taken out, the nasobiliary drainage tube is left in the body, the end of the nasobiliary drainage tube is pulled out of an oral cavity, the insertion end of a nasal catheter is inserted into a pharyngeal portion through a nasal cavity, the other end of the nasobiliary drainage tube is left out of the nasal cavity, a guide wire is stretched into the pharyngeal portion of the patient from the oral cavity, the nasobiliary drainage tube is sleeved and led out of the oral cavity, and then the nasobiliary drainage tube is connected with the nasobiliary drainage tube and led out of the nasal cavity, so that oral-nasal exchange is realized.

To this, the visual oronasal exchanger has appeared in the prior art, its application number is 202020553654.8, the device includes tongue depressor body, tongue depressor body one end is equipped with the tongue depressor, be equipped with the lantern ring on the tongue depressor, the lantern ring next door is equipped with spotlight and high definition lens respectively, the device is in the in-process of using, the visual of oropharynx portion can be realized, it is to a certain extent although the alignment of nasal catheter has been made things convenient for, but its mode that adopts the nest to get, the operation is still comparatively troublesome, and nasal catheter and seal wire are connected inadequately, it is comparatively inconvenient to use, influence oronasal exchange effect.

Disclosure of Invention

The utility model aims to provide a magnetic mouth-nose exchanger so as to solve the technical problems that the existing mouth-nose exchanger in the prior art is troublesome to use and operate and has poor mouth-nose exchange effect; the preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a magnetic oronasal exchanger, which comprises a nasal cannula and an oral cannula, wherein: the insertion end of the nasal cavity cannula is provided with a magnetic insertion part, the insertion end of the oral cavity cannula is provided with an endoscope device, the endoscope device is provided with a magnetic insertion part, and the magnetic insertion part can be inserted with and adsorbed on the magnetic insertion part.

Preferably, the magnetic plug-in part comprises a first soft magnet, and a plug-in protrusion is arranged on the first soft magnet; the magnetic insertion part comprises a second soft magnet, and the second soft magnet is provided with an insertion groove; the inserting protrusion is matched with the inserting groove.

Preferably, the nasal cannula comprises a nasal cannula and a nasal cavity traction guide wire arranged inside the nasal cannula; the nasal cavity traction guide wire is connected with the first soft magnet, and the nasal cavity traction guide wire is pushed and pulled so that the first soft magnet stretches out of or contracts into the nasal cavity sleeve.

Preferably, the endoscope apparatus comprises an endoscope body, a camera head apparatus, and a light emitting apparatus, wherein: the camera device, the light-emitting device and the second soft magnet are all arranged on the endoscope body.

Preferably, the camera device comprises a main camera arranged at an end of the endoscope body.

Preferably, the light emitting device includes a main light emitting assembly disposed at an end of the endoscope body.

Preferably, the insertion groove is an annular groove, and the main light-emitting component comprises a plurality of light-emitting elements distributed circumferentially; the main camera, the annular groove and the main light-emitting components are distributed on the end face of the endoscope body from inside to outside.

Preferably, the camera device comprises a secondary camera, the light emitting device comprises a secondary light emitting component, and the secondary camera and the secondary light emitting component are both arranged on the outer wall of the end part of the endoscope body.

Preferably, the oral cannula comprises an oral cannula and an oral traction wire arranged inside the oral cannula; the oral cavity traction guide wire is connected with the endoscope body.

Preferably, the endoscope apparatus includes a wire harness and a plug connector, wherein: the wire harness is arranged in the oral cavity sleeve; the camera device and the light-emitting device are electrically connected with the plug connector through the wire harness, and the plug connector can be plugged with display equipment.

The magnetic oral-nasal exchanger provided by the utility model has at least the following beneficial effects:

the magnetic oral-nasal exchanger comprises a nasal cavity cannula and an oral cavity cannula, wherein the insertion end of the nasal cavity cannula is provided with a magnetic insertion part, the insertion end of the oral cavity cannula is provided with an endoscope device, the endoscope device is provided with a magnetic insertion part, during operation, the insertion end of the nasal cavity cannula is inserted along the nasal cavity of a patient, the insertion end of the oral cavity cannula is inserted along the oral cavity of the patient, the magnetic insertion part is inserted and adsorbed with the magnetic insertion part, and then the oral cavity cannula is pulled to lead out the oral cavity, so that oral-nasal exchange is realized.

According to the utility model, the endoscope device is arranged on the oral cavity cannula, so that the visualization of the connection process of the oral cavity cannula and the nasal cavity cannula can be effectively realized, and the connection of the oral cavity cannula and the nasal cavity cannula is convenient; through magnetism grafting portion and magnetism grafting portion, inhale structure and grafting structure with magnetism and cooperate, not only nasal cavity intubate and oral cavity intubate are connected simple operation, firm in connection moreover can effectively reduce the drop of oral cavity intubate and nasal cavity intubate pulling in-process, and the oral and nasal exchange effect is showing to effectively improve the operation success rate, alleviate patient's misery.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the magnetic plug part of the nasal cannula of the present utility model;

FIG. 3 is a schematic cross-sectional view of a nasal cannula of the present utility model;

FIG. 4 is a schematic view of the structure of an endoscopic device of the present utility model;

FIG. 5 is an enlarged view of the portion A of the present utility model;

FIG. 6 is a schematic front view of an oral cannula of the present utility model;

FIG. 7 is a schematic cross-sectional view of a-a of the present utility model;

fig. 8 is a view showing the state of connection of the nasal cannula, oral cannula and mobile phone according to the present utility model.

Reference numerals

1. Nasal cannula; 11. a nasal cannula; 12. nasal cavity traction guide wire; 2. an oral cannula; 21. an oral cannula; 22. an oral cavity traction guide wire; 3. an endoscope device; 31. an endoscope body; 32. a camera device; 321. a main camera; 322. a secondary camera; 33. a light emitting device; 331. a main light emitting component; 3311. a light emitting element; 332. a sub-light emitting assembly; 34. a wire harness; 35. a plug-in component; 4. a magnetic plug-in part; 41. a first soft magnetic body; 42. inserting the bulge; 5. a magnetic insertion portion; 51. a second soft magnetic body; 52. the groove is inserted.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Example 1:

the present utility model provides a magnetic oronasal exchanger, as shown with reference to figures 1-5, comprising a nasal cannula 1 and an oral cannula 2.

The insertion end of the nasal cavity cannula 1 is provided with a magnetic insertion part 4, the insertion end of the oral cavity cannula 2 is provided with an endoscope device 3, the endoscope device 3 is provided with a magnetic insertion part 5, and the magnetic insertion part 4 is matched with the magnetic insertion part 5.

During drainage of nose and gall, the insertion end of the nasal cavity cannula 1 is inserted into the pharyngeal portion of a patient, the insertion end of the oral cavity cannula 2 is inserted into the pharyngeal portion of the patient, when the magnetic insertion portion 5 is close to the magnetic insertion portion 4, the nasal cavity cannula 1 and the oral cavity cannula 2 are inserted and adsorbed, connection of the nasal cavity cannula 1 and the oral cavity cannula 2 is achieved, the nasal cavity cannula 1 is pulled, the insertion end of the nasal cavity cannula 1 is led out of the oral cavity, the magnetic insertion portion 5 and the magnetic insertion portion 4 are separated, the oral cavity cannula 2 is taken down, and oral-nasal exchange is completed.

After that, the nose gall drainage tube is in butt joint with the nasal cavity cannula 1, and the end part of the nose gall drainage tube can be led out from the nasal cavity by pulling the nasal cavity cannula 1.

In the above-described process, the endoscope apparatus 3 is provided to visualize the inside of the oropharynx of the patient, and facilitate the insertion of the oral cavity cannula 2 and the connection operation with the nasal cavity cannula 1.

The magnetic inserting and combining part 5 and the magnetic inserting and combining part 4 are matched with each other, and the inserting and combining structure is combined with the magnetic adsorption structure, so that the connection operation is extremely convenient, the connection is firm, the oral cavity inserting pipe 2 and the nasal cavity inserting pipe 1 are not easy to break in the process of pulling, the oral cavity and nasal cavity exchanging effect is effectively guaranteed, and the suffering of a patient is reduced.

Example 2

Example 2 is based on example 1:

as shown in fig. 2 and 3, the magnetic plug-in portion 4 includes a first soft magnetic body 41, a plug-in protrusion 42 is disposed on the first soft magnetic body 41, the magnetic plug-in portion 5 includes a second soft magnetic body 51, a plug-in groove 52 is disposed on the second soft magnetic body 51, and the plug-in protrusion 42 is adapted to the plug-in groove 52.

The magnetic inserting part 4 and the magnetic inserting part 5 are soft magnets, so that the nasal mucosa injury can be effectively reduced on the basis of ensuring stronger adsorption force.

Alternatively, the first soft magnetic body 41 and the second soft magnetic body 51 each employ an existing rubber magnet.

As an alternative embodiment, as shown in fig. 1 to 3, the nasal cannula 1 includes a nasal cannula 11 and a nasal traction guide wire 12 provided inside the nasal cannula 11, the inner diameter of the nasal cannula 11 being larger than the diameter of the first soft magnetic body 41, the first soft magnetic body 41 being movable relative to the nasal cannula 11.

One end of the nasal cavity traction guide wire 12 is connected with the first soft magnet 41, the other end of the nasal cavity traction guide wire 12 extends out of the nasal cavity sleeve 11, and optionally, the other end of the nasal cavity traction guide wire 12 is connected with a handle.

The nasal cavity sleeve 11 is a transparent soft catheter and is used for wrapping the nasal cavity traction guide wire 12 and the magnetic insertion part 4, and the nasal cavity traction guide wire 12 mainly bears traction force and thrust force, so that the insertion and the pulling of the nasal cavity cannula 1 are facilitated.

During the nasal cannula, the first soft magnetic body 41 is completely positioned in the nasal cannula 11, and when the first soft magnetic body 41 and the second soft magnetic body 51 are adsorbed, the nasal cavity traction guide wire 12 is pushed, and the first soft magnetic body 41 moves and stretches out relative to the nasal cavity traction guide wire 12; in this way, the damage of the first soft magnetic body 41 to the nasal mucosa during nasal cavity intubation can be effectively reduced.

As an alternative embodiment, as shown in fig. 4, the endoscope apparatus 3 includes an endoscope body 31, a camera head apparatus 32, and a light emitting apparatus 33.

The camera device 32, the light emitting device 33 and the second soft magnetic body 51 are all arranged on the endoscope body 31, and the camera device 32 and the light emitting device 33 are matched with each other, so that the visualization of the oropharynx of a patient can be realized, and the oronasal exchange operation is further facilitated.

As an alternative embodiment, as shown in fig. 4, the camera device 32 includes a main camera 321, the main camera 321 being disposed at an end of the endoscope body 31, the main camera 321 being a main lens for image acquisition of the oropharynx of the patient.

As an alternative embodiment, as shown in fig. 4, the light emitting device 33 includes a main light emitting component 331, the main light emitting component 331 being provided at an end of the endoscope body 31, the main light emitting component 331 being used for illumination of the oropharynx of the patient.

As an alternative embodiment, as shown in fig. 5, the insertion groove 52 is provided as an annular groove, the insertion protrusion 42 is provided as an annular shape, and the main light emitting assembly 331 includes a plurality of light emitting elements 3311 distributed in a circumference.

The main camera 321, the annular groove and the main light emitting component 331 are distributed on the end face of the endoscope body 31 from inside to outside.

The arrangement has simple and compact structure, effectively ensures the visual effect on the basis of not influencing the grafting adsorption effect of the grafting groove 52 and the grafting bulge 42,

as an alternative embodiment, as shown in fig. 4, the camera device 32 includes a secondary camera 322, the light emitting device 33 includes a secondary light emitting component 332, and both the secondary camera 322 and the secondary light emitting component 332 are disposed on the outer wall of the end of the endoscope body 31, and a dual-lens dual-light emitting structure is adopted, so that a better field of view is provided, and a visual effect is remarkable.

As an alternative embodiment, as shown in fig. 6 and 7, the oral cannula 2 includes an oral cannula 21 and an oral traction wire 22 provided inside the oral cannula 21, the oral traction wire 22 being connected to an endoscope body 31.

The oral cavity sleeve 21 is a transparent soft catheter and is used for wrapping the nasal cavity traction guide wire 12 and the endoscope device 3, and the oral cavity traction guide wire 22 mainly bears traction force, so that the insertion and the pulling of the oral cavity cannula 2 are facilitated.

As an alternative embodiment, as shown in fig. 7 and 8, the endoscope apparatus 3 includes a wire harness 34 and a plug 35.

The wire harness 34 is arranged in the oral cavity sleeve 21, optionally, the number of the nasal cavity traction guide wires 12 is multiple, the nasal cavity traction guide wires 12 are circumferentially and uniformly distributed on the outer side of the wire harness 34, and the nasal cavity traction guide wires 12 are uniformly stressed.

The camera device 32 and the light emitting device 33 are electrically connected to the plug 35 via the wire harness 34.

As shown in fig. 8, in the process of exchanging the mouth and nose, the plug connector 35 can be plugged with a display device such as a mobile phone, and the environment of the oropharynx of the patient can be directly displayed on the display device such as the mobile phone, so that visualization is realized.

In the description of the present application, it should be understood that the terms "upper," "lower," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "a plurality", "a number" or "a plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. A magnetic oronasal exchanger comprising a nasal cannula and an oral cannula, wherein:

the insertion end of the nasal cavity cannula is provided with a magnetic insertion part, the insertion end of the oral cavity cannula is provided with an endoscope device, the endoscope device is provided with a magnetic insertion part, and the magnetic insertion part can be inserted with and adsorbed on the magnetic insertion part.

2. The magnetic oronasal exchanger according to claim 1, wherein the magnetic insertion portion includes a first soft magnet, on which insertion projections are provided;

the magnetic insertion part comprises a second soft magnet, and the second soft magnet is provided with an insertion groove;

the inserting protrusion is matched with the inserting groove.

3. The magnetic oral-nasal exchanger according to claim 2, wherein the nasal cannula comprises a nasal cannula and a nasal traction guide wire disposed inside the nasal cannula;

the nasal cavity traction guide wire is connected with the first soft magnet, and the nasal cavity traction guide wire is pushed and pulled so that the first soft magnet stretches out of or contracts into the nasal cavity sleeve.

4. The magnetic oronasal exchanger according to claim 2, wherein the endoscope device comprises an endoscope body, a camera device, and a light emitting device, wherein:

the camera device, the light-emitting device and the second soft magnet are all arranged on the endoscope body.

5. The magnetic oral nasal exchanger according to claim 4, wherein the camera device includes a primary camera disposed at an end of the endoscope body.

6. The magnetic oral nasal exchanger according to claim 5, wherein the light emitting device includes a main light emitting assembly disposed at an end of the endoscope body.

7. The magnetic oronasal exchanger according to claim 6, wherein the insertion groove is provided as an annular groove, and the main light emitting assembly includes a plurality of light emitting elements circumferentially distributed;

the main camera, the annular groove and the main light-emitting components are distributed on the end face of the endoscope body from inside to outside.

8. The magnetic oral-nasal exchanger according to claim 4, wherein the camera device includes a secondary camera, the light emitting device includes a secondary light emitting assembly, and both the secondary camera and the secondary light emitting assembly are disposed on an outer wall of the endoscope body end portion.

9. The magnetic oronasal exchanger according to claim 4, wherein the oral cannula comprises an oral cannula and an oral traction wire disposed inside the oral cannula;

the oral cavity traction guide wire is connected with the endoscope body.

10. The magnetic oronasal exchanger according to claim 9, wherein the endoscopic device comprises a wire harness and a plug, wherein:

the wire harness is arranged in the oral cavity sleeve;

the camera device and the light-emitting device are electrically connected with the plug connector through the wire harness, and the plug connector can be plugged with display equipment.