CN219423551U

CN219423551U - Disposable nasal cavity spraying drug delivery device

Info

Publication number: CN219423551U
Application number: CN202320169127.0U
Authority: CN
Inventors: 杨旭东
Original assignee: Peking University School of Stomatology
Current assignee: Peking University School of Stomatology
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-07-28
Anticipated expiration: 2033-02-09

Abstract

The utility model discloses a disposable nasal cavity spray drug delivery device, which comprises a rod body assembly, a butt joint assembly and a spray assembly. The beneficial effects of the utility model are as follows: the liquid guide rod is made of soft silica gel materials with elasticity, the materials are softer, discomfort is not easy to be caused to the nasal cavity of a patient in the using process, the handheld portion is arranged, the patient or medical staff can firmly clamp the handheld portion by fingers, the sprayer is convenient to install or detach, the sprayer can be connected with an external injector through the software sleeve, and the sprayer can be replaced after being used each time, and the sprayer is simple in structure and convenient to use.

Description

Disposable nasal cavity spraying drug delivery device

Technical Field

The utility model relates to a spray drug feeder, in particular to a disposable nasal cavity spray drug feeder, and belongs to the technical field of medical equipment.

Background

The medical field is increasingly adopting the mode of nasal mucosa administration. For example, in the anesthesia private sector, the administration of drugs such as dexmedetomidine or midazolam by nasal mucosal spray for sedation is a very important and noninvasive means of sedation that is easily received by the patient. In addition, for some patients from nasal diseases to otorhinolaryngology, doctors can inject liquid medicine into the nasal cavity to treat the patients, often, a sprayer is arranged in the nasal cavity, and then cleaning liquid or liquid medicine can be sprayed out in a mist form, so that the treatment effects of cleaning and liquid medicine injection are improved.

However, with the existing atomizer, such as the saline nasal atomizer for otorhinolaryngology department disclosed in the application number CN217430650U, it adopts an integrated arrangement, the liquid storage device containing the cleaning liquid or the liquid medicine and the atomizer for being inserted in the nasal cavity are used as a whole, but because the atomizer needs to contact the inner wall of the nasal cavity, the atomizer can only be used for individuals, and needs to be cleaned after each use, the cleaning degree of the cleaning cannot be guaranteed, and in addition, with the atomizer of this type, the medical staff is inconvenient to use different patients. For the nasal administration of anesthesia specialty, firstly the accurate administration of medicine dosage according to the patient that present nasal cavity atomizer can not be used, secondly, the medicine of blowout can not appear vaporific better, and liquid medicine flows into in the oral cavity easily, leads to the medicine to be unable fully to pass through nasal mucosa absorption. Finally, most nasal cavity sprayers at present are reused, which is not beneficial to disinfection and cross infection prevention.

Disclosure of Invention

The present utility model aims to solve at least one of the above-mentioned technical problems by providing a disposable nasal spray applicator.

The utility model realizes the above purpose through the following technical scheme: a disposable nasal cavity spray drug delivery device, comprising

The rod body component forms a main body structure of the spray drug feeder and comprises a nasal cavity stopper rod with elasticity at the forefront end, the tail end of the nasal cavity stopper rod is connected with a liquid guide rod with elasticity, the tail end of the liquid guide rod is connected with a hand-held part, and the hand-held part is provided with a butt joint pipe;

the butt joint assembly is used for butt joint of the rod body assembly and the external syringe, is horizontally arranged with the rod body assembly, and comprises a soft rubber sleeve fixedly connected with the tail end of the hand-held part through being sleeved on the butt joint pipe, and the other end of the soft rubber sleeve is sleeved at the injection end of the external syringe;

the spray assembly is used for spraying nasal cavity cleaning liquid or medical liquid for treatment of the peripheral injector into the nasal cavity of a patient in an atomizing mode, and comprises a liquid guide channel arranged in the handheld part, the liquid guide rod and the nasal cavity plug rod, a spray head is arranged at the front end of the liquid guide channel, the spray head is buried in the nasal cavity plug rod, and the tail end of the liquid guide channel is communicated with the butt joint pipe.

As still further aspects of the utility model: the hand-held part, the liquid guide rod and the nasal cavity plug rod are integrally connected, and are made of soft silica gel materials.

As still further aspects of the utility model: the front end of the nasal cavity plug rod is arc-shaped, and the diameter of the rod body of the nasal cavity plug rod is gradually reduced.

As still further aspects of the utility model: the hand-held part is square, and the hand-held part is made of hard silica gel materials.

As still further aspects of the utility model: the corners of the hand-held part are processed in an arc shape.

As still further aspects of the utility model: the spray head is an atomization spray head.

As still further aspects of the utility model: the handheld portion is cylindric, and the outer wall of handheld portion is provided with the screw thread circle.

The beneficial effects of the utility model are as follows: the liquid guide rod is made of soft silica gel materials with elasticity, the materials are softer, discomfort is not easy to be caused to the nasal cavity of a patient in the using process, the handheld portion is arranged, the patient or medical staff can firmly clamp the handheld portion by fingers, the sprayer is convenient to install or detach, the sprayer can be connected with an external injector through the software sleeve, and the sprayer can be replaced after being used each time, and the sprayer is simple in structure and convenient to use.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

fig. 3 is a schematic view of a hand-held portion according to the present utility model.

In the figure: 1. the hand-held part, 2, the liquid guide rod, 3, the nasal cavity cock stem, 4, the soft rubber sleeve, 5, the butt joint pipe, 6, the screwed collar, 7, the liquid guide channel, 8, the shower nozzle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Example 1

As shown in fig. 1 to 3, a disposable nasal spray applicator comprises

The rod body assembly forms a main body structure of the spray drug feeder and comprises a nasal cavity stopper rod 3 with elasticity at the forefront end, the tail end of the nasal cavity stopper rod 3 is connected with a liquid guide rod 2 with elasticity, the tail end of the liquid guide rod 2 is connected with a hand-held part 1, and the hand-held part 1 is provided with a butt joint pipe 5;

the butt joint assembly is used for butt joint of the rod body assembly and the external syringe, is horizontally arranged with the rod body assembly, and comprises a soft rubber sleeve 4 fixedly connected with the tail end of the hand-held part 1 through a sleeve on the butt joint pipe 5, and the other end of the soft rubber sleeve 4 is sleeved at the injection end of the external syringe;

the spray assembly is used for spraying nasal cavity cleaning liquid or therapeutic liquid medicine of an external syringe into the nasal cavity of a patient in an atomizing mode, and comprises a liquid guide channel 7 arranged inside the handheld part 1, the liquid guide rod 2 and the nasal cavity plug rod 3, a spray head 8 is arranged at the front end of the liquid guide channel 7, the spray head 8 is buried in the nasal cavity plug rod 3, and the tail end of the liquid guide channel 7 is communicated with the butt joint pipe 5.

Example two

As shown in fig. 1 to 3, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:

the hand-held part 1, the liquid guide rod 2 and the nasal cavity plug rod 3 are integrally connected, and are made of soft silica gel materials, so that the materials are softer, and discomfort is not easily caused to the nasal cavity of a patient in the use process.

The front end of the nasal cavity plug rod 3 is arc-shaped, the diameter of the rod body of the nasal cavity plug rod 3 is gradually reduced, the nasal cavity is not easy to be damaged when the nasal cavity plug rod is plugged into the nasal cavity of a patient, meanwhile, the nasal cavity plug rod can be plugged by the rod body with larger rear end diameter along with continuous penetration into the nasal cavity, and further, sprayed atomized cleaning liquid or medical liquid for treatment cannot infiltrate to the outer side of the nasal cavity.

Example III

the hand-held part 1 is square, and the hand-held part 1 is made of hard silica gel, so that a patient or medical staff can firmly clamp the hand-held part 1 by fingers, and the sprayer is convenient to install or detach.

The corners of the hand-held part 1 are processed in an arc shape to ensure that the patient is prevented from being pricked during the use process.

Example IV

the spray head 8 is an atomization spray head, and can spray the cleaning liquid or the therapeutic liquid medicine in tiny particles under the condition of applying pressure by an external injector, and spray the cleaning liquid or the therapeutic liquid medicine into the nasal cavity of a patient in a mist form so as to improve the cleaning or medicine feeding effect.

The handheld portion 1 is cylindric, and the outer wall of handheld portion 1 is provided with screw thread circle 6, and is convenient for hold, is difficult for the landing.

Working principle: through installing this atomizer on the syringe that is equipped with washing liquid or therapeutic liquid medicine to insert the front end in patient's nasal cavity, can be direct comparatively convenient wash or go up the medicine to the nasal cavity, be provided with the installation or the dismantlement that this atomizer can be convenient for simultaneously of handheld portion, simple structure, convenient to use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A disposable nasal spray applicator, characterized in that: comprising

The rod body assembly forms a main body structure of the spray drug feeder and comprises a nasal cavity stopper rod (3) with elasticity at the forefront end, the tail end of the nasal cavity stopper rod (3) is connected with a liquid guide rod (2) with elasticity, the tail end of the liquid guide rod (2) is connected with a hand-held part (1), and the hand-held part (1) is provided with a butt joint pipe (5);

the butt joint assembly is used for butt joint of the rod body assembly and the external syringe, is horizontally arranged with the rod body assembly, and comprises a soft rubber sleeve (4) fixedly connected with the tail end of the hand-held part (1) through being sleeved on the butt joint pipe (5), and the other end of the soft rubber sleeve (4) is sleeved at the injection end of the external syringe;

the spray assembly is used for spraying nasal cavity cleaning liquid or medical liquid for treatment of an external syringe into the nasal cavity of a patient in an atomizing mode, and comprises a liquid guide channel (7) arranged inside the handheld part (1), the liquid guide rod (2) and the nasal cavity plug rod (3), a spray head (8) is arranged at the front end of the liquid guide channel (7), the spray head (8) is buried in the nasal cavity plug rod (3), and the tail end of the liquid guide channel (7) is communicated with the butt joint pipe (5).

2. A disposable nasal spray applicator according to claim 1, wherein: the hand-held part (1), the liquid guide rod (2) and the nasal cavity plug rod (3) are integrally connected, and are made of soft silica gel materials.

3. A disposable nasal spray applicator according to claim 1, wherein: the front end of the nasal cavity plug rod (3) is arc-shaped, and the diameter of the rod body of the nasal cavity plug rod (3) is gradually reduced.

4. A disposable nasal spray applicator according to claim 1, wherein: the hand-held part (1) is square, and the hand-held part (1) is made of hard silica gel materials.

5. A disposable nasal spray applicator according to claim 1, wherein: the corners of the hand-held part (1) are arc-shaped.

6. A disposable nasal spray applicator according to claim 1, wherein: the spray head (8) is an atomization spray head.

7. A disposable nasal spray applicator according to claim 1, wherein: the handheld portion (1) is cylindrical, and a thread ring (6) is arranged on the outer wall of the handheld portion (1).