CN214073292U - Nasal resistance measuring device - Google Patents

Abstract

The utility model discloses a nasal resistance measuring device relates to medical instrument technical field. The left nose breathing channel and the right nose breathing channel are arranged in the shell in parallel, the testing ends of the left nose breathing channel and the right nose breathing channel extend out of the upper end of the shell, the lower ends of the left nose breathing channel and the right nose breathing channel are respectively and correspondingly provided with a left plug and a right plug, and the left plug and the right plug are connected inside the shell through a sleeve; a push button is arranged on the shell and connected with a buckle at one side of the left plug through a push button connecting rod, the middle part of the push button connecting rod is clamped with one end of a rotating support rod, the other end of the rotating support rod is clamped with a clamping support column on the right plug, and the middle part of the rotating support rod is connected with the shell through a fixed support column; a linkage deflector rod is connected on the push button connecting rod between the rotary supporting rod and the push button. The breathing passage is connected about nasal cavity and equipment about only need once operation at test patient's in-process, normally breathes, and the test can be accomplished to the adjusting device gear, completion test that can convenient and fast more.

Description

Nasal resistance measuring device

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to nasal resistance measuring device.

Background

Currently, the brands of nasal resistance measuring devices mainly sold in domestic markets and used in hospitals are germany ATOMS and British GM, and have half masks and nasal cannula adapters, and the above nasal resistance measuring devices have the following defects:

1. the use of masks between different users presents a risk of cross-infection, particularly in hospitals where such personnel are relatively dense and complex;

2. when the left nasal cavity and the right nasal cavity are measured in the using process, the nostrils need to be switched back and forth, when the resistance of the left nasal cavity and the right nasal cavity is measured, the left nasal cavity and the right nasal cavity are made to breathe, and meanwhile, the right nasal cavity and the left nasal cavity are manually plugged by plugs, and only the left nasal cavity and the right nasal cavity are made to breathe. When the nasal cavity at the other side is measured, the left and right positions are required to be changed and repeated once, and the operation process is complex;

3. when a patient wears the half mask, breathing gas possibly passes through the mouth, so that the measurement result is inaccurate, bacteria on the hand are easily attached when the patient plugs into the nostrils with hands, the measurement time is long, and the patient experience is uncomfortable;

4. has certain operation difficulty and requires careful and patience of operators.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a nasal resistance measuring device to solve the problems that the operation is inconvenient and the infection is easy to cause in the process of checking the nasal resistance of the patient proposed in the background technology; the mask and the nasal cannula adapter worn on the face need to be switched back and forth in the test process, and the operation process is complex.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a nasal resistance measuring device comprises a shell, wherein a left nasal breathing channel, a right nasal breathing channel, a left plug and a right plug are arranged in the shell, the left nasal breathing channel and the right nasal breathing channel are arranged in the shell in parallel, the testing ends of the left nasal breathing channel and the right nasal breathing channel extend out of the upper end of the shell, the lower ends of the left nasal breathing channel and the right nasal breathing channel are respectively and correspondingly provided with the left plug and the right plug, and the left plug and the right plug are connected into the shell through sleeves; the shell is provided with a push button, the push button is connected with a buckle on one side of the left plug through a push button connecting rod, the middle part of the push button connecting rod is clamped with one end of a rotating support rod, the other end of the rotating support rod is clamped with a clamping support column on the right plug, and the middle part of the rotating support rod is connected with the shell through a fixed support column; and a linkage deflector rod is connected on a push button connecting rod between the rotating support rod and the push button.

As a further improvement, one side of linkage driving lever be provided with the side stopper, the bottom surface of linkage driving lever is provided with the gear stopper, and side stopper and gear stopper all cooperate with the inside spacing truss of shell.

As a further improvement, the side limiting block and the gear limiting block are arc-shaped protruding structures.

As a further improvement of the utility model, the left nose breathing channel and the right nose breathing channel are provided with an air pressure tapping hole.

As a further improvement, the sleeve contain left sleeve and right sleeve, left telescopic one side be provided with left end cap one side buckle matched with spout, right sleeve upper portion be provided with the right end cap on the joint pillar matched with spout.

(III) advantageous effects

Compared with the prior art, after the technical scheme is adopted, the utility model discloses beneficial effect does:

the patient only need wear the instrument at the test procedure, wears once, makes it at different gears through the button that pushes away on the operating device, and the nasal cavity breathing condition about switching, accomplishes to measure left side/right side/two side nasal cavity state, only needs once operation at test patient's in-process, and breathing passage is connected about nasal cavity and equipment about will, and normal breathing, the test can be accomplished to the adjusting device gear, compares other equipment abroad can convenient and fast's completion test more.

Drawings

Fig. 1 is a schematic external structural diagram of an embodiment provided by the present invention;

fig. 2 is a schematic diagram of the internal structure of the embodiment provided by the present invention;

FIG. 3 is a schematic view of the enlarged partial structure of FIG. 2;

fig. 4 is a schematic structural view of a double nasal cavity according to an embodiment of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 after being turned 180;

FIG. 6 is a front view of FIG. 4;

FIG. 7 is a left side view of FIG. 6;

FIG. 8 is a rear view of FIG. 6;

fig. 9 is a schematic view of the right nasal cavity of the present invention;

fig. 10 is a schematic view of a partially enlarged structure of a right nasal cavity measured by an embodiment of the present invention;

FIG. 11 is a front view of FIG. 9;

FIG. 12 is a left side view of FIG. 11;

FIG. 13 is a rear view of FIG. 11;

fig. 14 is a schematic view of a left nasal cavity according to an embodiment of the present invention;

FIG. 15 is a left side view of FIG. 14;

FIG. 16 is a rear view of FIG. 14;

description of reference numerals:

1. a left nasal respiratory passage; 2. a right nasal respiratory passage; 3. a left plug; 4. a right plug; 5. rotating the support rod; 6. a push button; 7. a push button connecting rod; 8. fixing a strut; 9. a sleeve; 91. a left sleeve; 92. a right sleeve; 10. a limiting groove frame; 11. a housing; 12. a driving lever is linked; 121. a side limiting block; 122. a gear position limiting block; 13. clamping the support; 14. and an air pressure measuring port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-16, the present invention provides an embodiment: a nasal resistance measuring device comprises a left nasal breathing channel 1, a right nasal breathing channel 2, a left plug 3, a right plug 4, a rotary supporting rod 5, a push button 6, a push button connecting rod 7, a fixed supporting column 8, a sleeve 9, a limiting groove frame 10, a shell 11, a linkage deflector rod 12, a side limiting block 121, a gear limiting block 122, a clamping supporting column 13 and an air pressure tapping port 14, wherein the shell 11 is internally provided with the left nasal breathing channel 1, the right nasal breathing channel 2, the left plug 3 and the right plug 4, the left nasal breathing channel and the right nasal breathing channel are both provided with the air pressure tapping port, the left nasal breathing channel 1 and the right nasal breathing channel 2 are arranged in the shell 11 in parallel, the testing end of the device extends out of the upper end of the shell 11, the lower ends of the left nose breathing channel 1 and the right nose breathing channel 2 are respectively and correspondingly provided with a left plug 3 and a right plug 4, and the left plug 3 and the right plug 4 are connected inside the shell 11 through a sleeve 9; a push button 6 is arranged on the shell 11, the push button 6 is connected with the left plug 3 through a push button connecting rod 7, the middle of the push button connecting rod 7 is clamped with one end of a rotating support rod 5, the other end of the rotating support rod 5 is clamped with a clamping support column 13 on the right plug 4, the middle of the rotating support rod 5 is connected with the shell 11 through a fixed support column 8, the sleeve 9 comprises a left sleeve 91 and a right sleeve 92, one side of the left sleeve 91 is provided with a sliding chute matched with a buckle on one side of the left plug 3, and the upper part of the right sleeve 92 is provided with a sliding chute matched with the clamping support column 13 on the right plug 4, so as to realize the extension and retraction of the left plug 3 and the right plug 4; the linkage driving lever 12 is connected to a push button connecting rod 7 between the rotating support rod 5 and the push button 6, one side of the linkage driving lever 12 is provided with a side limiting block 121, the bottom surface of the linkage driving lever 12 is provided with a gear limiting block 122, the side limiting block 121 and the gear limiting block 122 are both matched with a limiting groove frame 10 inside the shell 11, and the side limiting block 121 and the gear limiting block 122 are both arc-shaped protruding structures.

The working mode of the embodiment is as follows:

as shown in fig. 1 to 16, during the process of pushing the push button 6 up and down, the push button connecting rod 7 drives the left plug 3 to move up and down along the sliding slot on the left sleeve 91.

In the structure, in the process of pushing the push button 6 up and down, the push button connecting rod 7 can drive the rotating support rod 5 to rotate around the fixed support column 8 of the rotating support rod, and the fixed support column 8 is fixed on the shell 11;

in the structure, the rotating support rod 5 drives the right plug 4 to move up and down along the sliding groove of the right sleeve 92 in the rotating process, and the moving direction of the right plug 4 is just opposite to that of the left plug 3;

as shown in fig. 9-13, the above structure can realize that the left plug 3 can block the left nose breathing channel 1 when the push button 6 is positioned at the upper limit position, and only the right nose can breathe at the time, thereby completing the measurement of the right nose;

on the contrary, as shown in fig. 14-16, when the push button 6 is placed at the lower limit position, the right plug 4 can block the right nasal breathing passage 2, and only the left nose can breathe, so that the measurement of the left nose is completed;

as shown in fig. 4-8, when the push button 6 is disposed at the middle limit position, the right plug 4 does not block the right nasal breathing passage 2, the left plug 3 does not block the left nasal breathing passage 1, and the left and right noses can breathe at the time, thereby completing the measurement of the two noses.

Breathing passage about nasal cavity and equipment is connected well about only needing one operation at test patient's in-process, and normal breathing, adjusting device keep off the position and can accomplish the test, compares other equipment abroad can convenient and fast's completion test more.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A nasal resistance measuring device comprises a shell and is characterized in that a left nasal breathing channel, a right nasal breathing channel, a left plug and a right plug are arranged in the shell, the left nasal breathing channel and the right nasal breathing channel are arranged in the shell in parallel, the testing ends of the left nasal breathing channel and the right nasal breathing channel extend out of the upper end of the shell, the lower ends of the left nasal breathing channel and the right nasal breathing channel are respectively and correspondingly provided with the left plug and the right plug, and the left plug and the right plug are connected into the shell through sleeves; the shell is provided with a push button, the push button is connected with a buckle on one side of the left plug through a push button connecting rod, the middle part of the push button connecting rod is clamped with one end of a rotating support rod, the other end of the rotating support rod is clamped with a clamping support column on the right plug, and the middle part of the rotating support rod is connected with the shell through a fixed support column; and a linkage deflector rod is connected on a push button connecting rod between the rotating support rod and the push button.

2. The nasal resistance measuring device according to claim 1, wherein a side limiting block is disposed on one side of the linkage deflector rod, a gear limiting block is disposed on a bottom surface of the linkage deflector rod, and the side limiting block and the gear limiting block are both matched with a limiting slot frame inside the housing.

3. The nasal resistance measuring device according to claim 2, wherein the side stoppers and the gear stoppers are both arc-shaped protrusion structures.

4. The nasal resistance measurement device according to claim 1, wherein the left nasal breathing passage and the right nasal breathing passage are each provided with an air pressure taking port.

5. The nasal resistance measuring device according to claim 1, wherein the sleeve comprises a left sleeve and a right sleeve, one side of the left sleeve is provided with a sliding groove matched with the buckle on one side of the left plug, and the upper part of the right sleeve is provided with a sliding groove matched with the clamping support on the right plug.

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