CN219184874U - Nasal cavity flushing negative pressure connector - Google Patents
Nasal cavity flushing negative pressure connector Download PDFInfo
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- CN219184874U CN219184874U CN202222317095.2U CN202222317095U CN219184874U CN 219184874 U CN219184874 U CN 219184874U CN 202222317095 U CN202222317095 U CN 202222317095U CN 219184874 U CN219184874 U CN 219184874U
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- nose plug
- negative pressure
- guide pipe
- flow guide
- liquid inlet
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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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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Abstract
The utility model relates to a nasal cavity flushing negative pressure connector, which is characterized in that: the device comprises a flow guide pipe, a nose plug head and a liquid injection pipe, wherein the nose plug head is arranged at a first end of the flow guide pipe, the nose plug head is provided with an inner cavity communicated with the flow guide pipe, and at least one liquid inlet and outlet hole communicated with the inner cavity of the nose plug head is arranged on the nose plug head; the liquid injection pipe is arranged at one side of the honeycomb duct, and the first end of the liquid injection pipe is integrally connected and communicated with the middle section of the honeycomb duct; the first end opening part of the liquid injection pipe is provided with a first one-way valve, the flow guide pipe is internally provided with a second one-way valve or a switching valve, and the second one-way valve or the switching valve is positioned between the first end of the liquid injection pipe and the second end of the flow guide pipe. The nasal cavity flushing negative pressure connector can be matched with a sputum aspirator and a syringe for use, is convenient for medical staff to perform nasal cavity flushing, sputum aspiration and other operations, and can reduce the workload of the medical staff.
Description
Technical Field
The utility model relates to the field of medical care products, in particular to a nasal cavity flushing negative pressure connector.
Background
The nasal cavity irrigation means that the nasal cavity is irrigated by water flow extruded by a nasal cavity irrigator, the water flow enters from the nostril, flows through the nasal vestibule, the nasal meatus, the nasal sinus opening and the nasopharynx part, flows out from the other nostril, and the blocking objects such as nasal discharge and the like are irrigated out. A number of patents for tools for nasal irrigation, such as ZL201420155022.0, ZL201530377233.9, etc., disclose nasal irrigation kettles, i.e., nasal irrigators. However, such nasal irrigators only help medical staff to perform nasal irrigation operation on a patient, but do not have a function of collecting discharged nasal fluid, and in the irrigation process, the medical staff is generally required to clean the nasal fluid discharged from the nasal cavity of the patient in time or collect the nasal fluid by using a sputum aspirator, so that the nasal irrigator is quite inconvenient in practical operation, not only increases the workload of the medical staff, but also easily causes discomfort to the patient.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the nasal cavity flushing negative pressure connector, which can be matched with a syringe and a sputum aspirator for use, is convenient for medical staff to perform nasal cavity flushing, nasal cavity liquid collecting and other operations, and can reduce the workload of the medical staff. The technical scheme adopted is as follows:
a nasal cavity irrigation negative pressure connector, characterized in that: the device comprises a flow guide pipe, a nose plug head and a liquid injection pipe, wherein the nose plug head is arranged at a first end of the flow guide pipe, the nose plug head is provided with an inner cavity communicated with the flow guide pipe, and at least one liquid inlet and outlet hole communicated with the inner cavity of the nose plug head is arranged on the nose plug head; the liquid injection pipe is arranged at one side of the honeycomb duct, and the first end of the liquid injection pipe is integrally connected and communicated with the middle section of the honeycomb duct; the first end opening part of the liquid injection pipe is provided with a first one-way valve, the flow guide pipe is internally provided with a second one-way valve or a switching valve, and the second one-way valve or the switching valve is positioned between the first end of the liquid injection pipe and the second end of the flow guide pipe.
In the nasal cavity flushing negative pressure connector, the nose plug can be plugged into the nostril of a patient and is attached to the nostril opening, so that the nose plug is not easy to fall off and is suitable for children with motion, and the nose plug can be manufactured into various specifications so as to adapt to nostrils of different sizes of different patients; the second end opening of the liquid injection pipe is used for connecting an injection port of the injector, the first one-way valve is opened unidirectionally towards the inner cavity of the flow guide pipe under the action of liquid injected by the injector, and is automatically closed after the injector stops injecting, so that the first end opening of the liquid injection pipe is blocked; the second end of the flow guide pipe is used for connecting an attraction connecting pipe of the sputum aspirator; the switch valve or the second one-way valve is used for controlling whether the flow guide pipe is conducted or not, the second one-way valve can be automatically opened in a one-way mode under the action of negative pressure generated by the sputum aspirator, and the second one-way valve is automatically closed after the negative pressure generated by the sputum aspirator is eliminated.
When the nasal cavity sputum aspirator is used, the nasal plug is plugged into the nostril of a patient, the nostril opening is enlarged, the flow guide pipe is communicated with the nasal cavity of the patient through the inner cavity of the nasal plug and the liquid inlet and outlet holes, the suction connecting pipe of the sputum aspirator is connected and communicated with the second end of the flow guide pipe, at the moment, the first end opening of the liquid injection pipe is blocked by the first one-way valve, and the corresponding part in the flow guide pipe is blocked by the second one-way valve or the switching valve. When nasal cavity flushing is carried out, an injection port of the injector filled with normal saline is connected and communicated with the second end of the liquid injection pipe, then the normal saline in the injector is injected into the liquid injection pipe by pushing a piston handle of the injector, and the first one-way valve is in an open state by utilizing the pressure of the normal saline continuously injected into the liquid injection pipe, so that the normal saline in the liquid injection pipe can enter an inner cavity of a nasal plug through a flow guide pipe and then enter a nasal cavity of a patient through a liquid inlet and outlet hole, and nasal cavity flushing operation is carried out; after the injector stops injecting, the first one-way valve can automatically seal the opening of the first end of the liquid injection pipe, so that the physiological saline in the flow guide pipe is prevented from flowing back into the liquid injection pipe; then, the sputum aspirator is opened, the sputum aspirator is sucked through the suction connecting pipe to form negative pressure in the flow guide pipe, the second one-way valve is automatically opened unidirectionally (or the switch valve is opened by medical staff) under the action of the negative pressure, nasal cavity liquid in the nasal cavity of a patient is sucked into the inner cavity of the nasal plug from the liquid inlet and outlet hole, and then the sputum aspirator is sucked through the flow guide pipe and the suction connecting pipe, so that the collection of the nasal cavity liquid is conveniently and rapidly realized. The nasal cavity flushing negative pressure connector can be matched with the injector and the sputum aspirator for use, can facilitate the operation of nasal cavity flushing, nasal cavity liquid collection and the like of medical staff, can reduce the work load of the medical staff and reduce the uncomfortable feeling of patients.
In a preferred scheme, the number of the liquid inlet and outlet holes is one, and the liquid inlet and outlet holes are formed in the end face, far away from the flow guide pipe, of the nose plug.
In another preferred scheme, the number of the liquid inlet and outlet holes is multiple, and each liquid inlet and outlet hole is arranged on the outer circumferential surface of the nose plug. When nasal cavity flushing is carried out, physiological saline entering the inner cavity of the nasal plug head can be dispersed into the nasal cavity of a patient from each liquid inlet and outlet hole, so that the nasal cavity is cleaned more comprehensively; when the nasal cavity liquid is collected, the nasal cavity liquid at all positions of the nasal cavity can be conveniently collected by utilizing all the liquid inlet and outlet holes, and the collection effect of the nasal cavity liquid is better.
In a more preferred scheme, the liquid inlet and outlet holes are uniformly arranged along the peripheral direction of the nose plug head.
In a further more preferred scheme, each liquid inlet and outlet hole is divided into at least two liquid inlet and outlet hole groups which are arranged from one end face of the nose plug head far away from the flow guide pipe to the other end face close to the flow guide pipe, and each liquid inlet and outlet hole group is composed of a plurality of liquid inlet and outlet holes which are annularly and sequentially arranged.
More preferably, the inner diameter of the liquid inlet and outlet hole is gradually reduced from the outer end opening to the inner end opening. When nasal cavity washing is carried out, physiological saline can be scattered and washed; when collecting nasal cavity liquid, the nasal cavity liquid in the nasal cavity can be collected into the inner cavity of the nasal plug head.
In a preferred scheme, the outermost layer of the nose plug head is a silica gel layer. Thus, the outermost layer of the nose plug is soft and elastic, and the comfort of the nose plug can be improved when the nose plug is plugged into the nasal cavity of a patient.
In a preferred embodiment, the nose plug has a truncated cone shape, and the cross-sectional dimension of the nose plug gradually increases from the upper end to the lower end thereof. By adopting the structure, the nose plug head can circle the nostril and is attached to the nostril opening when being plugged into the nostril, is not easy to fall off, is more suitable for children with good movements, and can be suitable for nostrils with different sizes.
In another preferred embodiment, the nose plug is olive-shaped or spherical with a large middle and small two ends. By adopting the structure, the nose plug head can circle the nostril when being plugged into the nostril, is not easy to fall off, is more suitable for children with good movements, and can be suitable for nostrils with different sizes.
In a preferred scheme, an included angle of 120-150 degrees is formed between the liquid injection pipe and the first end part of the flow guide pipe. Therefore, the resistance of the normal saline in the liquid injection pipe entering the flow guide pipe can be effectively reduced, and the normal saline can quickly enter the inner cavity of the nose plug through the flow guide pipe.
In the preferred scheme, a one-way stop valve is arranged at the opening of the second end of the liquid injection pipe. The one-way stop valve is used for enabling the normal saline to flow into the liquid injection pipe in one way from the second end opening of the liquid injection pipe, and no backflow occurs, so that the normal saline in the liquid injection pipe is prevented from dripping from the second end opening of the liquid injection pipe to wet clothes of a patient and the like.
The structures and principles of the first one-way valve, the second one-way valve, the switching valve and the one-way stop valve all belong to the prior art, and are not described in detail herein.
Compared with the prior art, the utility model has the following advantages:
the nasal cavity flushing negative pressure connector can be matched with the injector and the sputum aspirator for use, can facilitate the operation of nasal cavity flushing, nasal cavity liquid collection and the like of medical staff, can reduce the work load of the medical staff and reduce the uncomfortable feeling of patients.
Drawings
Fig. 1 is a schematic view of the structure of a first embodiment of the preferred embodiment of the present utility model.
Fig. 2 is a schematic structural view of a second embodiment of the present utility model.
Detailed Description
Example 1
As shown in fig. 1, the nasal cavity irrigation negative pressure connector comprises a flow guide pipe 1, a nose plug 2 and an injection pipe 3, wherein the nose plug 2 is arranged at a first end of the flow guide pipe 1, the nose plug 2 is provided with an inner cavity 201 communicated with the flow guide pipe 1, and at least one liquid inlet and outlet hole 202 communicated with the inner cavity 201 of the nose plug 2 is arranged on the nose plug 2; the liquid injection pipe 3 is arranged at one side of the flow guide pipe 1, and the first end of the liquid injection pipe 3 is integrally connected and communicated with the middle section of the flow guide pipe 1; the first end opening part of the liquid injection pipe 3 is provided with a first one-way valve 4, the flow guide pipe 1 is internally provided with a second one-way valve 5, and the second one-way valve 5 is positioned between the first end of the liquid injection pipe 3 and the second end of the flow guide pipe 1.
In this embodiment, the number of the liquid inlet and outlet holes 202 is one, and the liquid inlet and outlet holes 202 are disposed on the end surface of the nose plug 2 away from the flow guiding tube 1.
In this embodiment, the nose plug 2 has a truncated cone shape, and the cross-sectional dimension of the nose plug 2 gradually increases from the upper end to the lower end thereof. By adopting the structure, the nose plug head 2 can circle the nostril and circle the orifice of the nose when being plugged into the nostril, is not easy to fall off, is more suitable for children with good movements, and can be suitable for nostrils with different sizes.
In this embodiment, the outermost layer of the nose plug 2 is a layer of silicone 21. Thus, the outermost layer of the nose plug 2 is soft and elastic, and the comfort of the nose plug 2 in use can be improved when the nose plug is plugged into the nasal cavity of a patient.
In this embodiment, the injection tube 3 forms an angle of 150 ° with the first end of the guide tube 1. Therefore, the resistance of the normal saline in the liquid injection pipe 3 entering the flow guide pipe 1 can be effectively reduced, and the normal saline can quickly enter the inner cavity 201 of the nose plug 2 through the flow guide pipe 1.
The following briefly describes the use method of the nasal cavity irrigation negative pressure connector:
in the nasal cavity flushing negative pressure connector, the nasal plug head 2 can be plugged into the nostril of a patient and is attached to the nostril opening, so that the nasal plug head is not easy to fall off, and is suitable for a moving child, and the nasal plug head 2 can be manufactured into various specifications so as to adapt to nostrils of different sizes of different patients; the second end opening of the liquid injection pipe 3 is used for connecting an injection port of the injector, the first one-way valve 4 can be opened unidirectionally towards the inner cavity 201 of the flow guide pipe 1 under the action of liquid injected by the injector, and can be automatically closed after the injector stops injecting, so that the first end opening of the liquid injection pipe 3 is blocked; the second end of the flow guide pipe 1 is used for connecting an attraction connecting pipe of the sputum aspirator, the second one-way valve 5 can be opened unidirectionally under the action of negative pressure generated by the sputum aspirator, and the second one-way valve is closed automatically after the negative pressure generated by the sputum aspirator is eliminated.
When the nasal cavity sputum aspirator is used, the nasal plug 2 is plugged into the nostril of a patient, the orifice of the nose is rounded, the flow guide pipe 1 is communicated with the nasal cavity of the patient through the inner cavity 201 and the liquid inlet and outlet 202 of the nasal plug 2, the suction connecting pipe of the sputum aspirator is connected and communicated with the second end of the flow guide pipe 1, at the moment, the opening of the first end of the liquid injection pipe 3 is blocked by the first one-way valve 4, and the corresponding part in the flow guide pipe 1 is blocked by the second one-way valve 5. When nasal cavity flushing is carried out, an injection port of a syringe filled with normal saline is connected and communicated with the second end of the liquid injection pipe 3, then the normal saline in the syringe is injected into the liquid injection pipe 3 by pushing a piston handle of the syringe, and the first one-way valve 4 is opened by utilizing the pressure of the normal saline continuously injected into the liquid injection pipe 3, so that the normal saline in the liquid injection pipe 3 can enter the inner cavity 201 of the nasal plug 2 through the flow guide pipe 1 and then enter the nasal cavity of a patient through the liquid inlet and outlet hole 202, and nasal cavity flushing operation is carried out; in the process of flushing, after the injector stops injecting, the first one-way valve 4 can automatically seal the opening of the first end of the liquid injection tube 3, so as to prevent the physiological saline in the flow guide tube 1 from flowing back into the liquid injection tube 3. Then, the sputum aspirator is opened, the sputum aspirator is sucked into the sputum aspirator through the suction connecting pipe to form negative pressure in the flow guiding pipe 1, the second one-way valve 5 is opened unidirectionally by the generated negative pressure, nasal cavity liquid in the nasal cavity of a patient is sucked into the inner cavity 201 of the nasal plug 2 from the liquid inlet and outlet hole 202, and then the sputum aspirator is sucked into the sputum aspirator through the flow guiding pipe 1 and the suction connecting pipe, so that the collection of the nasal cavity liquid is conveniently and rapidly realized.
Example two
Referring to fig. 2, in the case where the other portions are the same as in the first embodiment, the difference is that: in this embodiment, the nose plug 2 has a shape of an olive with a large middle and small ends. By adopting the structure, the nose plug head 2 can circle the nostril when being plugged into the nostril, is not easy to fall off, and is more suitable for the children with good movements; and can be adapted to nostrils of different sizes.
In this embodiment, the number of the liquid inlet and outlet holes 202 is plural, each liquid inlet and outlet hole 202 is disposed on the outer peripheral surface of the nose plug 2 and is uniformly distributed along the outer peripheral direction of the nose plug 2 in turn, and the inner diameter of the liquid inlet and outlet hole 202 is gradually reduced from the outer end opening to the inner end opening thereof. When nasal cavity irrigation is carried out, physiological saline entering the inner cavity 201 of the nasal plug 2 can be dispersed into the nasal cavity of a patient from each liquid inlet and outlet hole 202, so that the nasal cavity is more comprehensively cleaned.
In this embodiment, the injection tube 3 forms an angle of 120 ° with the first end of the guide tube 1. Therefore, the resistance of the normal saline in the liquid injection pipe 3 entering the flow guide pipe 1 can be effectively reduced, and the normal saline can quickly enter the inner cavity 201 of the nose plug 2 through the flow guide pipe 1.
In this embodiment, the flow guiding tube 1 is provided with a switch valve 6, and the switch valve 6 is located between the first end of the liquid injection tube 3 and the second end of the flow guiding tube 1.
In this embodiment, a one-way stop valve 7 is mounted at the second end opening of the filler neck 3. The one-way stop valve 7 is used to allow the physiological saline to flow into the infusion tube 3 in one way from the second end opening of the infusion tube 3 without occurrence of reverse flow, preventing the physiological saline in the infusion tube 3 from dripping from the second end opening of the infusion tube 3 to wet the clothes of the patient, etc.
In addition, it should be noted that, in the specific embodiments described in the present specification, names of various parts and the like may be different, and all equivalent or simple changes of the structures, features and principles described in the conception of the present utility model are included in the protection scope of the present utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. A nasal cavity irrigation negative pressure connector, characterized in that: the device comprises a flow guide pipe, a nose plug head and a liquid injection pipe, wherein the nose plug head is arranged at a first end of the flow guide pipe, the nose plug head is provided with an inner cavity communicated with the flow guide pipe, and at least one liquid inlet and outlet hole communicated with the inner cavity of the nose plug head is arranged on the nose plug head; the liquid injection pipe is arranged at one side of the honeycomb duct, and the first end of the liquid injection pipe is integrally connected and communicated with the middle section of the honeycomb duct; the first end opening part of the liquid injection pipe is provided with a first one-way valve, the flow guide pipe is internally provided with a second one-way valve or a switching valve, and the second one-way valve or the switching valve is positioned between the first end of the liquid injection pipe and the second end of the flow guide pipe.
2. A negative pressure connector for nasal irrigation according to claim 1, wherein: the number of the liquid inlet and outlet holes is one, and the liquid inlet and outlet holes are arranged on the end face of the nose plug head, which is far away from the flow guide pipe.
3. A negative pressure connector for nasal irrigation according to claim 1, wherein: the number of the liquid inlet and outlet holes is multiple, and each liquid inlet and outlet hole is arranged on the outer circumferential surface of the nose plug.
4. A negative pressure connector for nasal irrigation according to claim 3, wherein: the liquid inlet and outlet holes are uniformly arranged along the peripheral direction of the nose plug head.
5. A negative pressure connector for nasal irrigation as claimed in claim 4, wherein: each liquid inlet and outlet hole is divided into at least two liquid inlet and outlet hole groups which are arranged from one end face of the nose plug head, which is far away from the guide pipe, to the other end face, which is close to the guide pipe, and each liquid inlet and outlet hole group consists of a plurality of liquid inlet and outlet holes which are annularly and sequentially arranged.
6. A negative pressure connector for nasal irrigation according to claim 3, wherein: the inner diameter of the liquid inlet and outlet hole is gradually reduced from the outer end opening to the inner end opening.
7. A negative pressure connector for nasal irrigation according to any of claims 1-6, wherein: the shape of the nose plug is in a truncated cone shape, and the cross section size of the nose plug gradually increases from the upper end to the lower end of the nose plug; or the nose plug is olive-shaped with a large middle part and small two ends.
8. A negative pressure connector for nasal irrigation according to any of claims 1-6, wherein: the liquid injection pipe and the first end part of the flow guide pipe form an included angle of 120-150 degrees.
9. A negative pressure connector for nasal irrigation according to any of claims 1-6, wherein: the outermost layer of the nose plug head is a silica gel layer.
10. A negative pressure connector for nasal irrigation according to any of claims 1-6, wherein: and a one-way stop valve is arranged at the opening of the second end of the liquid injection pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222317095.2U CN219184874U (en) | 2022-09-01 | 2022-09-01 | Nasal cavity flushing negative pressure connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222317095.2U CN219184874U (en) | 2022-09-01 | 2022-09-01 | Nasal cavity flushing negative pressure connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219184874U true CN219184874U (en) | 2023-06-16 |
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ID=86707129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222317095.2U Active CN219184874U (en) | 2022-09-01 | 2022-09-01 | Nasal cavity flushing negative pressure connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219184874U (en) |
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2022
- 2022-09-01 CN CN202222317095.2U patent/CN219184874U/en active Active
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