CN219614525U - Mouth-nose conversion assembly - Google Patents
Mouth-nose conversion assembly Download PDFInfo
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- CN219614525U CN219614525U CN202320526661.2U CN202320526661U CN219614525U CN 219614525 U CN219614525 U CN 219614525U CN 202320526661 U CN202320526661 U CN 202320526661U CN 219614525 U CN219614525 U CN 219614525U
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- tube
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- magnetic attraction
- patient
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The present utility model relates to an oral-nasal conversion assembly, comprising: the device comprises a first tube and a second tube, wherein the first tube is used for extending from a nasal cavity of a patient into the pharynx, one end of the first tube is provided with a first connecting piece, the second tube is used for extending from an oral cavity of the patient into the pharynx, one end of the second tube is provided with a second connecting piece, and the other end of the second tube is connected with a tube to be converted; wherein the first connector and the second connector are adapted to connect at the pharynx of the patient. According to the utility model, the first connecting piece and the second connecting piece can be connected with each other at the pharyngeal portion of a patient, and then one end of the first tube, which is not provided with the first connecting piece, is pulled, so that the first tube, the second tube and part of the tube to be converted can be sequentially pulled out from the nasal cavity, and the oral-nasal conversion of the tube to be converted is realized, and therefore, the oral-nasal conversion assembly has the advantages of convenience in operation and high success rate, and discomfort of the patient can be relieved.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to an oral-nasal conversion assembly.
Background
Clinically, it is often necessary to perform an oronasal transfer operation of a catheter for an indwelling nasobiliary drainage tube (ENBD) or a nasogastric drainage tube (EPBD). By taking endoscopic nasobiliary drainage as an example, ENBD is an effective treatment method for biliary tract diseases, and after a nasobiliary drainage tube is placed into a biliary tract through an oral cavity, the nasobiliary drainage tube extending from the oral cavity needs to be changed into a nasobiliary drainage tube extending from the nasal cavity for retention in order to facilitate the fixation of the drainage tube and not to influence the normal life of a patient.
At present, the mouth-nose conversion operation process of the nose-gall drainage tube comprises the following steps: taking out the cut guide wire, inserting the guide wire from the oral cavity after the coil is pushed to the back wall of the pharynx, namely, when the nausea reaction of a patient is observed, inserting one end of a rubber hose into the oral cavity from the nasal cavity, and when the guide wire of the inlet cavity of the coil is withdrawn from the oral cavity, pulling out the rubber hose incidentally, connecting with the tail end of a nose gall drainage tube left outside the oral cavity, and then pulling the other end of the rubber hose left outside the nasal cavity, thereby pulling out the nose gall drainage tube in the oral cavity from the nasal cavity. The oral-nasal conversion operation of the catheter is often realized through repeated disinfection treatment of clinically self-made tools and instruments and technical experience of clinical staff, so that the problems of low conversion success rate, low working efficiency and poor comfort level of patients exist.
Disclosure of Invention
The utility model provides an oral-nasal conversion assembly which can solve the problems of low success rate, low working efficiency and poor comfort level of patients when an oral-nasal conversion of a catheter is carried out.
The embodiment of the utility model provides an oral-nasal conversion assembly, which comprises:
a first tube for extending from a nasal cavity of a patient into a pharynx, one end of the first tube being provided with a first connector;
the second tube is used for extending from the oral cavity of the patient into the pharynx, one end of the second tube is provided with a second connecting piece, and the other end of the second tube is connected with the tube to be converted;
wherein the first connector and the second connector are adapted to be connected to each other at the pharynx of the patient.
In one possible design, the first connecting piece is a first magnetic attraction piece, the second connecting piece is a second magnetic attraction piece, and the first magnetic attraction piece and the second magnetic attraction piece can attract each other.
In one possible design, one of the first and second magnetic attraction members is an electromagnet and the other is an alloy containing iron, cobalt, nickel, and oxides thereof.
In one possible design, the first magnetic attraction piece and/or the second magnetic attraction piece is made of rare earth magnetic steel or soft magnet.
In one possible design, the first tube is provided with a first mounting hole, the first magnetic attraction piece is mounted on the first mounting hole, and the inner diameter of the first mounting hole is larger than the inner diameter of the first tube; the second pipe is provided with a second mounting hole, the second magnetic attraction piece is mounted in the second mounting hole, and the inner diameter of the second mounting hole is larger than that of the second pipe.
In one possible design, the second tube is provided with a mounting groove at one end for connection with the tube to be converted, the mounting groove being for interference connection with the tube to be converted.
In one possible design, the length of the first tube is greater than the length of the second tube.
In one possible design, the end of the first tube where the first connector is not provided is provided with a handle.
In one possible design, the handle includes a connecting portion and a limiting portion, two ends of the connecting portion are respectively connected with the first tube and the limiting portion, and a diameter of the limiting portion is larger than a diameter of the connecting portion.
In one possible design, the material of the first tube and/or the second tube is silicone, latex or a thermoplastic elastomer.
In the utility model, one end of the first pipe provided with the first connecting piece extends from the nasal cavity of the patient to the pharyngeal portion, so that the first connecting piece reaches the pharyngeal portion through the nasal cavity of the patient; connecting one end of the second pipe, which is not provided with a second connecting piece, with the pipe to be converted, and extending one end of the second pipe, which is provided with the second connecting piece, from the oral cavity of the patient into the pharynx, so that the second connecting piece reaches the pharynx through the oral cavity of the patient; the first connecting piece and the second connecting piece can be connected with each other at the pharyngeal portion of a patient, then one end of the first connecting piece is not arranged on the first tube in a pulling mode, the first tube, the second tube and part of the tube to be converted can be pulled out of the nasal cavity in sequence, the oral-nasal conversion of the tube to be converted is achieved, the advantages of convenience in operation and high success rate are achieved, and discomfort of the patient in oral-nasal conversion operation can be relieved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
Drawings
FIG. 1 is a schematic diagram of an oral-nasal conversion assembly according to the present utility model;
FIG. 2 is a schematic structural view of an oral-nasal conversion device according to the present utility model, wherein the oral-nasal conversion device is in a connected state;
fig. 3 is a schematic structural view of an oral-nasal conversion device according to the present utility model, wherein the oral-nasal conversion device is in an open state.
Reference numerals:
1-a first tube;
11-a first mounting hole;
2-a second tube;
21-a second mounting hole;
22-mounting slots;
3-a first magnetic attraction piece;
4-a second magnetic attraction piece;
5-handle;
51-connecting part;
52-limit part
6-a tube to be converted.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
Detailed Description
For a better understanding of the technical solution of the present utility model, the following detailed description of the embodiments of the present utility model refers to the accompanying drawings.
It should be understood that the described embodiments are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The terminology used in the embodiments of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
It should be noted that, the terms "upper", "lower", "left", "right", and the like in the embodiments of the present utility model are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present utility model. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.
The utility model provides an oral-nasal conversion component which is used for solving the problems of low success rate, low working efficiency and poor comfort level of patients when oral-nasal conversion operation of a catheter is carried out. As shown in fig. 1, the oral-nasal conversion assembly includes: the nasal cavity of patient stretches into the pharyngeal portion from first pipe 1 and second pipe 2, and first pipe 1 is used for stretching into the pharyngeal portion from the oral cavity of patient, and second pipe 2 is used for stretching into the pharyngeal portion from the oral cavity of patient, and one end of second pipe 2 is provided with the second connecting piece, and the other end is used for being connected with waiting to change pipe 6. Wherein the first connector and the second connector are adapted to be connected to each other at the pharynx of the patient.
In the present embodiment, as shown in fig. 1, one end of the first tube 1, on which the first connector is provided, is extended from the nasal cavity of the patient into the pharynx, so that the first connector reaches the pharynx through the nasal cavity of the patient; connecting one end of the second pipe 2, which is not provided with a second connecting piece, with the pipe 6 to be converted, and extending one end of the second pipe 2, which is provided with the second connecting piece, from the oral cavity of the patient into the pharynx so that the second connecting piece reaches the pharynx through the oral cavity of the patient; the first connecting piece and the second connecting piece can be connected with each other at the pharyngeal portion of a patient, then one end of the first connecting piece is not arranged on the first tube 1 in a pulling mode, the first tube 1, the second tube 2 and the part of the tube 6 to be converted can be pulled out of the nasal cavity in sequence, so that the oral-nasal conversion of the tube 6 to be converted is realized, the advantages of convenience in operation and high success rate are achieved, and discomfort of the patient in oral-nasal conversion operation can be relieved.
In a specific embodiment, as shown in fig. 1, the first connecting piece is a first magnetic attraction piece 3, the second connecting piece is a second magnetic attraction piece 4, and the first magnetic attraction piece 3 and the second magnetic attraction piece 4 can attract each other.
In this embodiment, as shown in fig. 1, when the distance between the first magnetic attraction member 3 and the second magnetic attraction member 4 is relatively short, the first magnetic attraction member 3 and the second magnetic attraction member 4 can attract each other, so that the first magnetic attraction member 3 and the second magnetic attraction member 4 can be automatically attracted after reaching the pharyngeal portion of the patient, that is, the connection between the first tube 1 and the second tube 2 can be realized without adjusting the angle of the first tube 1 and the second tube 2, thereby reducing the operation difficulty and the time required for the operation.
It will be appreciated that the oral-nasal conversion assembly can also conveniently and quickly perform the operation of converting the tube 6 to be converted from the nasal cavity to the oral cavity.
In addition, the oral-nasal conversion component provided by the utility model has the advantages of simple structure and low production cost.
In a specific embodiment, one of the first magnetic attraction member 3 and the second magnetic attraction member 4 is an electromagnet, and the other is an alloy containing iron, cobalt, nickel, and oxides thereof.
In this embodiment, the electromagnet can facilitate adjustment of the attractive force thereof, and the attraction of the alloy containing iron, cobalt, nickel and oxides thereof is realized, thereby ensuring the connection reliability of the first tube 1 and the second tube 2. At the same time, the damage to the patient can be prevented by controlling the attractive force.
In a specific embodiment, the first magnetic attraction member 3 and/or the second magnetic attraction member 4 are made of rare earth magnetic steel or soft magnet.
In the present embodiment, the magnetic force between the first magnetic attraction member 3 and the second magnetic attraction member 4 should not be too large nor too small, and if the magnetic force between the first magnetic attraction member 3 and the second magnetic attraction member 4 is too small, the second tube 2 and the first tube 1 are caused to separate in the process of pulling the first tube 1; if the magnetic force between the first magnetic attraction member 3 and the second magnetic attraction member 4 is too large, the patient is easily injured during the operation. Therefore, the first magnetic attraction piece 3 and the second magnetic attraction piece 4 are made of rare earth magnetic steel or soft magnetic materials with moderate magnetic force, and the like, so that the connection reliability of the first pipe 1 and the second pipe 2 can be ensured, and the damage to a patient can be prevented.
One of the first magnetic attraction member 3 and the second magnetic attraction member 4 may be a magnet, and the other may be an alloy containing iron, cobalt, nickel, or an oxide thereof.
In a specific embodiment, as shown in fig. 3, the first tube 1 is provided with a first mounting hole 11, and the first magnetic attraction member 3 is mounted to the first mounting hole 11, and the inner diameter of the first mounting hole 11 is larger than the inner diameter of the first tube 1.
In this embodiment, the inner diameter of the first mounting hole 11 is larger than the inner diameter of the first tube 1, so that the first magnetic attraction piece 3 can be limited, and the first magnetic attraction piece 3 is always located at the end of the first tube 1, thereby preventing the first magnetic attraction piece 3 from sliding in the inner cavity of the first tube 1 at will and affecting the oral-nasal conversion operation.
In addition, the first mounting hole 11 is simple in structure and convenient to process, and the production cost of the first pipe 1 is reduced.
In a specific embodiment, as shown in fig. 2 and 3, the second tube 2 is provided with a second mounting hole 21, and the second magnetic attraction member 4 is mounted to the second mounting hole 21, and the inner diameter of the second mounting hole 21 is larger than the inner diameter of the second tube 2.
In this embodiment, as shown in fig. 2 and 3, the inner diameter of the second mounting hole 21 is larger than the inner diameter of the second tube 2, so that the second magnetic attraction piece 4 can be limited, and the second magnetic attraction piece 4 is always located at the end of the second tube 2, thereby preventing the second magnetic attraction piece 4 from sliding in the inner cavity of the second tube 2 at will, and affecting the oral-nasal conversion operation.
In addition, the second mounting hole 21 is simple in structure, convenient to process, and reduces the production cost of the second pipe 2.
In a specific embodiment, as shown in fig. 3, the first tube 1 and the first magnetic attraction member 3 are bonded, interference-connected, or integrally formed, and/or the second tube 2 and the second magnetic attraction member 4 are bonded, interference-connected, or integrally formed.
In this embodiment, as shown in fig. 3, the first tube 1 and the first magnetic attraction member 3 may be connected in various manners, and the connection manners such as adhesion, interference connection, or integral molding can ensure the connection strength of the first tube 1 and the first magnetic attraction member 3. The second pipe 2 and the second magnetic attraction piece 4 can be connected in various modes, and the connection modes such as bonding, interference connection or integral forming can ensure the connection strength of the second pipe 2 and the second magnetic attraction piece 4.
It will be appreciated that the first tube 1 and the first magnetic element 3 may be connected in the same or different manner as the second tube 2 and the second magnetic element 4.
In a specific embodiment, as shown in fig. 2, the end of the second tube 2 for connection with the tube 6 to be converted is provided with a mounting groove 22, the mounting groove 22 being for interference connection with the tube 6 to be converted.
In this embodiment, as shown in fig. 2, the inner diameter of the mounting groove 22 is made to be equal to or slightly smaller than the outer diameter of the pipe 6 to be converted, so that the pipe 6 to be converted is in interference connection when extending into the mounting groove 22, thereby ensuring the connection reliability of the second pipe 2 and the pipe 6 to be converted, and preventing the pipe 6 to be converted from being disconnected from the second pipe 2 during the process of pulling the first pipe 1.
It can be understood that the outer diameter of the second tube 2 can be equal to or slightly smaller than the inner diameter of the tube 6 to be converted, so that one end of the second tube 2, which is not provided with the second magnetic attraction piece 4, extends into the inner cavity of the tube 6 to be converted, and interference connection of the two can be realized.
Specifically, the outer diameters of the first tube 1 and the second tube 2 may be 3 to 5mm, for example, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, etc., preferably 4.5mm. The outer diameter of the pipe 6 to be converted is generally 5F, 6F, 7F, 8F, etc., and the material is generally polyvinyl chloride (PolyVinyl Chloride, PVC), polyethylene (PE), polyurethane (PU), silica gel, etc.
In a specific embodiment, as shown in fig. 2 and 3, the length of the first tube 1 is greater than the length of the second tube 2.
In this embodiment, as shown in fig. 1, one end of the second tube 2 is connected to the first tube 1, and the other end is connected to the tube to be converted 6, after the second tube 2 is connected to the tube to be converted 6, even if the length of the second tube 2 is short, the operator can extend the second tube 2 into the pharynx of the patient by pulling the tube to be converted 6 to send the second magnetic attraction member 4 to the pharynx of the patient, so that the use of the oral-nasal conversion unit is not affected by shortening the length of the second tube 2, and the time for pulling the tube to be converted 6 out of the nasal cavity of the patient by pulling the first tube 1 can be shortened.
As shown in fig. 1, one end of the first tube 1 needs to be extended from the nasal cavity of the patient into the pharynx, and the other end needs to be left outside the nasal cavity for the subsequent pulling operation, so that the length of the first tube 1 should be at least longer than the length of the nasal cavity of the patient.
The length of the first pipe 1 is longer than that of the second pipe 2, so that different requirements of the oral-nasal conversion assembly on the first pipe 1 and the second pipe 2 can be met, and the oral-nasal conversion operation of the pipe 6 to be converted can be successfully completed.
In a specific embodiment, as shown in fig. 1 and 2, the end of the first tube 1 where the first magnetic attraction member 3 is not provided is provided with a handle 5.
In the present embodiment, as shown in fig. 1 and 2, the handle 5 is provided at the end of the first tube 1 where the first magnetic attraction member 3 is not provided, so that the operation by an operator can be facilitated, for example, the first tube 1 can be pulled conveniently by holding the handle 5. In addition, the handle 5 has a large volume, is difficult to enter the nasal cavity, and can effectively prevent the first tube 1 from completely entering the nasal cavity under the action of gravity.
In a specific embodiment, as shown in fig. 2 and 3, the handle 5 includes a connection portion 51 and a limiting portion 52, both ends of the connection portion 51 are connected to the first tube 1 and the limiting portion 52, respectively, and the diameter of the limiting portion 52 is larger than that of the connection portion 51.
In the present embodiment, as shown in fig. 2 and 3, the diameter of the limiting portion 52 is larger than the diameter of the connecting portion 51, so that when the operator grips the handle 5, the fingers can grip the connecting portion 51 and press against the limiting portion 52, facilitating the pulling of the first tube 1.
In a specific embodiment, the material of the first tube 1 and/or the second tube 2 is silica gel, latex or thermoplastic elastomer.
In the present embodiment, the first tube 1 or the second tube 2 made of a material such as silica gel, latex, or a thermoplastic elastomer is soft, and can conform to the shape of the nasal cavity, so that the nasal cavity tissue of the patient is not damaged, and the discomfort of the patient during the oral-nasal conversion operation is reduced.
The utility model also provides a using method of the oral-nasal conversion component, which comprises the following steps:
1) Separating the first tube 1 from the second tube 2 and connecting the second tube 2 with the tube 6 to be converted;
2) One end of the first tube 1 provided with the first magnetic attraction piece 3 extends from the nasal cavity of the patient to the pharynx;
3) Extending the end of the second tube 2 provided with the second magnetic attraction piece 4 from the oral cavity of the patient to the pharynx;
4) The first magnetic attraction piece 3 and the second magnetic attraction piece 4 are attracted;
5) Holding the handle 5 and slowly pulling the first tube 1 to sequentially pull out the first tube 1, the second tube 2 and the portion of the tube 6 to be converted from the nasal cavity of the patient;
6) The second tube 2 and the tube 6 to be converted are separated.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. An oral-nasal conversion assembly, the oral-nasal conversion assembly comprising:
a first tube (1) for extending from a nasal cavity of a patient into a pharynx, one end of the first tube (1) being provided with a first connector;
a second tube (2) for extending from the mouth of the patient into the pharynx, one end of the second tube (2) being provided with a second connector, the other end being adapted to be connected with a tube (6) to be converted;
wherein the first connector and the second connector are adapted to be connected to each other at the pharynx of the patient.
2. The oral-nasal conversion assembly according to claim 1, wherein the first connecting piece is a first magnetic attraction piece (3), the second connecting piece is a second magnetic attraction piece (4), and the first magnetic attraction piece (3) and the second magnetic attraction piece (4) can be attracted mutually.
3. An oral-nasal conversion assembly according to claim 2, wherein one of the first and second magnetic attraction members (3, 4) is an electromagnet and the other is an alloy containing iron, cobalt, nickel and oxides thereof.
4. The oral-nasal conversion assembly according to claim 2, wherein the first magnetic attraction member (3) and/or the second magnetic attraction member (4) is made of rare earth magnetic steel or soft magnet.
5. An oral-nasal conversion assembly according to claim 2, wherein the first tube (1) is provided with a first mounting hole (11), the first magnetic attraction member (3) being mounted to the first mounting hole (11), an inner diameter of the first mounting hole (11) being larger than an inner diameter of the first tube (1);
the second pipe (2) is provided with a second mounting hole (21), the second magnetic attraction piece (4) is mounted in the second mounting hole (21), and the inner diameter of the second mounting hole (21) is larger than that of the second pipe (2).
6. An oral-nasal conversion assembly according to any one of claims 1 to 5, characterized in that one end of the second tube (2) for connection with the tube (6) to be converted is provided with a mounting groove (22), the mounting groove (22) being for interference connection with the tube (6) to be converted.
7. An oral-nasal conversion assembly according to any one of claims 1 to 5, wherein the length of the first tube (1) is greater than the length of the second tube (2).
8. An oral-nasal conversion assembly according to any one of claims 1 to 5, wherein the end of the first tube (1) where the first connector is not provided is provided with a handle (5).
9. An oral-nasal conversion assembly according to claim 8, wherein the handle (5) includes a connecting portion (51) and a limiting portion (52), both ends of the connecting portion (51) are connected with the first tube (1) and the limiting portion (52), respectively, and a diameter of the limiting portion (52) is larger than a diameter of the connecting portion (51).
10. An oral-nasal conversion assembly according to any one of claims 1 to 5, wherein the first tube (1) and/or the second tube (2) is/are of silicone, latex or a thermoplastic elastomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320526661.2U CN219614525U (en) | 2023-03-17 | 2023-03-17 | Mouth-nose conversion assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320526661.2U CN219614525U (en) | 2023-03-17 | 2023-03-17 | Mouth-nose conversion assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219614525U true CN219614525U (en) | 2023-09-01 |
Family
ID=87795570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320526661.2U Active CN219614525U (en) | 2023-03-17 | 2023-03-17 | Mouth-nose conversion assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219614525U (en) |
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2023
- 2023-03-17 CN CN202320526661.2U patent/CN219614525U/en active Active
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