CN212186500U

CN212186500U - Pulmonary function detects with breathing and is difficult to articulate

Info

Publication number: CN212186500U
Application number: CN202020471340.3U
Authority: CN
Inventors: 苏腾腾; 李晓
Original assignee: Henan Childrens Hospital Zhengzhou Childrens Hospital
Current assignee: Henan Childrens Hospital Zhengzhou Childrens Hospital
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-12-22
Anticipated expiration: 2030-04-03

Abstract

The utility model belongs to the technical field of medical equipment, in particular to a respiratory mouthpiece for pulmonary function detection, which comprises an upper connecting component and a lower connecting component detachably connected with the upper connecting component, wherein the upper connecting component is detachably connected with a mouthpiece component; the upper connecting assembly comprises a mouthpiece interface matched with the mouthpiece assembly, the mouthpiece interface is connected with a flow guide part, and the flow guide part is connected with an upper connecting part; the upper connecting part is detachably connected with a filtering component, the filtering component comprises a filtering plate, and a filtering membrane is arranged on the filtering plate; the filter plate is provided with a pair of clamping blocks, the upper connecting part is provided with a sliding groove matched with the clamping blocks, and the sliding groove is communicated with a clamping groove matched with the clamping blocks; the upper connecting part is connected with a conical anti-return plate corresponding to the filtering membrane, and the anti-return plate is provided with an air hole corresponding to the mouthpiece interface; the utility model discloses the effectual current not good and be unfavorable for practicing thrift the problem of cost and resource of breathing the mouth of biting of having solved.

Description

Pulmonary function detects with breathing and is difficult to articulate

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to pulmonary function detects with breathing difficult to articulate.

Background

Lung function tests are one of the necessary tests for respiratory diseases. The method is mainly used for detecting the unobstructed degree of the respiratory tract and the lung volume, and has important clinical values in the aspects of detecting the pathological changes of the lung and the airway at an early stage, evaluating the severity and prognosis of the disease, evaluating the curative effect of a medicament or other treatment methods, identifying the cause of dyspnea, diagnosing the pathological change part, evaluating the tolerance of the lung function to the operation or the labor intensity tolerance, monitoring critical patients and the like.

During pulmonary function detection, the respiratory tract of a tested person must be connected with a test pipeline of a pulmonary function detector, the tested person is required to repeatedly suck and blow with maximum force in the pipeline loops, the tested person is often coughed in the detection process, at the moment, saliva, spray, residual phlegm, food residues and the like caused by forced breathing or coughing of the tested person are inevitably sprayed, adhered and deposited in the pipeline loops of the detector to cause pollution, and the pipelines cannot be thoroughly cleaned and disinfected when each tested person uses, so that cross infection is easily caused.

Therefore, the corresponding breathing mouthpiece with the filtering membrane is produced, but the existing breathing mouthpiece mostly filters saliva, spray, residual phlegm, food residues and the like of a tested person when in use, so that the saliva, spray, residual phlegm, food residues and the like are prevented from entering a pipeline loop of a detector, but when a patient inhales, the saliva, spray, residual phlegm, food residues and the like are easy to return to the mouth of the tested person, and discomfort of the patient is caused; and the existing breathing mouthpiece is mostly a disposable product, which is not beneficial to saving cost and resources and brings great economic burden to the testee and the hospital.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a pulmonary function detects with breathing difficult to articulate, the effectual current not good and problem that is unfavorable for practicing thrift cost and resource of breathing difficult to articulate result of use of having solved.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a respiratory mouthpiece for pulmonary function detection comprises an upper connecting assembly and a lower connecting assembly detachably connected with the upper connecting assembly, wherein the upper connecting assembly is detachably connected with a mouthpiece assembly; the upper connecting assembly comprises a mouthpiece interface matched with the mouthpiece assembly, the mouthpiece interface is connected with a flow guide part, and the flow guide part is connected with an upper connecting part; the upper connecting part is detachably connected with a filtering component, the filtering component comprises a filtering plate, and a filtering membrane is arranged on the filtering plate; the filter plate is provided with a pair of clamping blocks, the upper connecting part is provided with a sliding groove matched with the clamping blocks, and the sliding groove is communicated with a clamping groove matched with the clamping blocks; the upper connecting part is connected with a conical anti-return plate corresponding to the filtering membrane, and the anti-return plate is provided with air holes corresponding to the mouthpiece interface.

Further, lower coupling assembling includes the machine interface, is connected with the inferior valve with the spiro union of last connecting portion on the machine interface.

Furthermore, the upper connecting part is provided with a lower shell limiting plate matched with the lower shell, and the mouthpiece interface is provided with a rotating part.

Furthermore, an elastic sealing ring matched with the filter plate is arranged on the lower shell.

Furthermore, the mouth piece subassembly includes the mouth piece joint with mouth piece interface matched with, is connected with the mouth piece on the mouth piece joint, still is equipped with the mouth piece limiting plate with mouth piece joint matched with on the mouth piece joint.

Furthermore, one end of the filter plate, which is far away from the clamping block, is provided with a cross rotating rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the utility model is used, the gas is filtered by the filtering membrane, so that saliva, spray, residual phlegm, food residues and the like are prevented from entering a pipeline loop of the detector through the lower connecting component; in addition, in the process of inhaling by the testee, the conical arrangement of the anti-back plate can effectively prevent saliva, spray, residual phlegm, food residues and the like from flowing back to the mouth of the testee to cause discomfort of the testee.

2. The utility model discloses after trying, go up coupling assembling, filtering component, the subassembly of being difficult to articulate and be detachable construction, after filtering component, the subassembly of being difficult to articulate were tried, can abandon to the medical trash can in, carry out disinfection treatment to last coupling assembling, carry out used repeatedly, be favorable to practicing thrift cost and resource.

Drawings

Fig. 1 is an isometric view of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is an isometric view of an upper and lower connection assembly of the present invention;

FIG. 4 is an isometric view of a filter assembly of the present invention;

in the figure: 1. machine interface, 2, inferior valve, 3, inferior valve limiting plate, 4, water conservancy diversion portion, 5, rotation portion, 6, mouthpiece interface, 7, mouthpiece limiting plate, 8, mouthpiece, 9, elasticity sealing washer, 10, filter, 11, filtration membrane, 12, fixture block, 13, last connecting portion, 14, mouthpiece joint, 15, prevent moving back board, 16, draw-in groove, 17, spout, 18, cross dwang.

Detailed Description

A respiratory mouthpiece for detecting lung function, as shown in figures 1-4, comprises an upper connecting assembly and a lower connecting assembly detachably connected with the upper connecting assembly, wherein the upper connecting assembly is detachably connected with a mouthpiece assembly; the upper connecting assembly comprises a mouthpiece interface 6 matched with the mouthpiece assembly, the mouthpiece interface 6 is connected with a flow guide part 4, and the flow guide part 4 is connected with an upper connecting part 13; the upper connecting part 13 is detachably connected with a filtering component, the filtering component comprises a filtering plate 10, and a filtering membrane 11 is arranged on the filtering plate 10; a pair of clamping blocks 12 are arranged on the filter plate 10, a sliding groove 17 matched with the clamping blocks 12 is arranged on the upper connecting part 13, and a clamping groove 16 matched with the clamping blocks 12 is communicated on the sliding groove 17; the upper connecting part 13 is connected with a conical anti-return plate 15 corresponding to the filtering membrane 11, and the anti-return plate 15 is provided with air holes corresponding to the mouthpiece interface 6. The upper connecting assembly, the lower connecting assembly, the mouthpiece assembly and the filter plate 10 are all made of medical high polymer materials, and the filter membrane 11 is a microporous breathable film made of polypropylene, polyethylene or activated carbon fiber.

When the utility model is used, the lower connecting component is firstly connected with a machine, the filter plate 10 drives the fixture block 12 to slide along the sliding groove 17 to be contacted with the clamping groove 16, and the filter plate 10 is rotated to clamp the fixture block 12 into the sliding groove 17; connecting the mouthpiece assembly to the mouthpiece 14, and the upper connection assembly to the lower connection assembly; when the testee uses the device, the testee blows air to the mouthpiece interface 6 through the mouthpiece component, the air flows to the filtering membrane 11 through the air holes on the anti-return plate 15, the filtering membrane 11 filters the air, and prevents saliva, spray, residual phlegm, food residues and the like from entering a pipeline loop of the detector through the lower connecting component; in addition, in the process of inhaling by the testee, the conical arrangement of the anti-back plate 15 can effectively prevent saliva, spray, residual phlegm, food residues and the like from flowing back to the mouth of the testee, so that the testee feels uncomfortable.

After the testee finishes one-time use, the upper connecting component and the mouthpiece component are disassembled; the filter plate 10 is rotated to drive the fixture block 12 to slide along the clamping groove 16 until the fixture block 12 is contacted with the sliding groove 17, the filter plate 10 is pulled to drive the fixture block 12 to slide out of the sliding groove 17, and the filter plate 10 and the filter membrane 11 are separated from the upper connecting part 13; the mouthpiece component is separated from the mouthpiece interface 6, and after separation, the mouthpiece component and the filter component are discarded into the medical garbage can, and the upper connecting component is subjected to disinfection treatment and is reused.

Further, the lower connecting assembly comprises a machine interface 1, and a lower shell 2 which is in threaded connection with the upper connecting part 13 is connected to the machine interface 1; go up between coupling assembling and the lower coupling assembling through inferior valve 2 and the 13 spiro union realization installations of last connecting portion and separation, lower coupling assembling is connected with the machine through machine interface 1.

Furthermore, a lower shell limiting plate 3 matched with the lower shell 2 is arranged on the upper connecting part 13, and the lower shell limiting plate 3 prevents the lower shell 2 from rotating too much to damage the upper connecting component and the lower connecting component, so that the safety of the utility model is improved; be equipped with rotation portion 5 on the mouthpiece interface 6, the user drives coupling assembling through rotation portion 5 and rotates, makes coupling assembling and lower coupling assembling connect more convenience.

Further, be equipped with on inferior valve 2 with filter 10 matched with elastic sealing ring 9, set up elastic sealing ring 9 and improve the utility model discloses a leakproofness.

Further, the mouth piece assembly comprises a mouth piece joint 14 matched with the mouth piece connector 6, a mouth piece 8 is connected onto the mouth piece joint 14, a mouth piece limiting plate 7 matched with the mouth piece joint 14 is further arranged on the mouth piece joint 14, the mouth piece assembly and the mouth piece connector 6 are connected through the mouth piece joint 14, and a patient uses the mouth piece 8 when using the mouth piece assembly.

Further, one end of the filter plate 10, which is far away from the fixture block 12, is provided with a cross rotating rod 18, and the cross rotating rod 18 drives the filter plate 10 to rotate and pulls the filter plate 10.

Claims

1. The utility model provides a pulmonary function detects with breathing is difficult to articulate which characterized in that: the upper connecting assembly is detachably connected with a mouthpiece assembly; the upper connecting assembly comprises a mouthpiece interface (6) matched with the mouthpiece assembly, the mouthpiece interface (6) is connected with a flow guide part (4), and the flow guide part (4) is connected with an upper connecting part (13); the upper connecting part (13) is detachably connected with a filtering component, the filtering component comprises a filtering plate (10), and a filtering membrane (11) is arranged on the filtering plate (10); a pair of clamping blocks (12) is arranged on the filter plate (10), a sliding groove (17) matched with the clamping blocks (12) is arranged on the upper connecting part (13), and a clamping groove (16) matched with the clamping blocks (12) is communicated on the sliding groove (17); the upper connecting part (13) is connected with a conical anti-return plate (15) corresponding to the filtering membrane (11), and the anti-return plate (15) is provided with air holes corresponding to the mouthpiece connector (6).

2. The respiratory mouthpiece for pulmonary function detection according to claim 1, wherein: the lower connecting assembly comprises a machine interface (1), and a lower shell (2) connected with the upper connecting part (13) in a threaded mode is connected to the machine interface (1).

3. The respiratory mouthpiece for pulmonary function detection according to claim 2, wherein: the upper connecting part (13) is provided with a lower shell limiting plate (3) matched with the lower shell (2), and the mouthpiece interface (6) is provided with a rotating part (5).

4. The respiratory mouthpiece for pulmonary function detection according to claim 2, wherein: and the lower shell (2) is provided with an elastic sealing ring (9) matched with the filtering plate (10).

5. The respiratory mouthpiece for pulmonary function detection according to claim 1, wherein: the mouth piece subassembly includes and is connected with mouth piece (8) with mouth piece interface (6) matched with mouth piece joint (14), still is equipped with on mouth piece joint (14) with mouth piece joint (14) matched with mouth piece limiting plate (7).

6. The respiratory mouthpiece for pulmonary function detection according to claim 1, wherein: and a cross rotating rod (18) is arranged at one end of the filter plate (10) far away from the clamping block (12).