CN209221445U - Breath training detector - Google Patents

Abstract

The utility model discloses a kind of breath training detector and detection method, including oronasal mask, suction pipe and expiration pipeline, mutually isolated nose cup chamber and mask chamber are formed in the oronasal mask, the suction pipe and expiration pipeline are set in oronasal mask, and respectively with nose cup chamber and mask are intracavitary is connected to, it is equipped with first gas sensor in suction pipe, is equipped with second gas sensor in expiration pipeline；The control system includes data processing equipment, data storage device and display/input device, the data processing equipment obtains the collected inspiration signal of first gas sensor, the collected breath signal of second gas sensor, inspiration signal and breath signal are analyzed and processed, obtain breath amount, including inspiratory capacity and expiration amount, test result data is recorded, also according to test result data trained every time, generates the automatic tendency chart about test result values.

Description

Breath training detector

Technical field

The utility model belongs to the field of medical instrument technology, and in particular to a kind of breath training detector.

Background technique

" respiratory function is concerned with the heart and lung sucks kidney and liver.Between breathing, spleen is by essence derived from food, and arteries and veins is in." --- " examining a central administrative unit "

It " enters and leaves useless then refreshing machine to go out, lifting ceases the vertical lonely danger of then gas.Therefore non-discrepancy, then it is difficult growth and strengthens always, it is non-lift, Then it is difficult growthization collection.Lifting enters and leaves, and no device does not have.Therefore the space of device person's biochemistry, device, which dissipates, then divides it, biochemistry breath."—— " the micro- big opinion of purport of The Yellow Emperor's Canon of Internal Medicine Plain Questions six "

" people one exhales arteries and veins to move again, and one, which inhales arteries and veins, is moving, and breathing is determined pulse five and moved, and normal deep breath, life says flat people.Flat people person is not sick " --- " the The Yellow Emperor's Canon of Internal Medicine flat popularity of Plain Questions is as opinion "

Breathing is a kind of normal physiological phenomena of people, is everybody all the time all in the thing done.Chinese medicine thinks entirely to exhale Inhale the movable connection for completing to have inseparable with the heart, liver, spleen, lung, kidney.It pays close attention to oneself one and exhales a suction, with correct side Method carries out one and exhales a suction, can temper the five internal organs, enhances human body gasification function, to health, keep fit and healthy, there is side in pole of promoting longevity It helps.

People by breathing survive, however in people's population at least more than half people's breathing pattern it is incorrect.Many people's Breathing is too very brief, and often when the fresh air of sucking not yet gos deep into lobe of the lung lower end, just exhalation hurriedly, is equal to nothing in this way Absorb the beneficiating ingredient in fresh air.The people of office or the people of driving are sat, due to the narrow of sitting posture and is fixed, usually shallowly Short or rapid breathing, each ventilation volume is very small, so cause under normal respiratory rate, still hypoventilation, and body Interior carbon dioxide accumulation；In addition long-time is worked with brain, the oxygen demand of body is very big, in turn results in brain anoxic.Then white Often there is the office compartment syndrome such as dizzy, out of strength, drowsiness in necks.

Having suffered from disease to seek medical advice and medicine is the concept of self-assembling formation, and still, medicinal treatment can't resolve all disease problems. " upper doctor is preventiveed treatment of disease ", can solve using physical therapy and improves in body in physical energy environment, reach prevention, control, control The purpose for the treatment of.(i.e. tongue supports palate to mechanism of qi therapy, and gas is slowly sucked from nasal cavity when air-breathing, along respiratory tract down toward abdominal cavity, slightly closes Gas, slowly gas is breathed out from abdominal cavity through chest lung to respiratory tract when then exhaling, it is desirable that is accomplished deep, long, thin, even) as nature physics The function that factor therapy has it solely to show in adjusting autonomic nerve, cardiovascular system.

Mechanism of qi therapy is the good method of strong lung, and following benefit can be had by being entered and left by respiratory regulation ascending or descending movement of vital Qi: first, expand Lung capacity, improvement cardio-pulmonary function: second, pulmonary infection is reduced, especially suffer from an inflammation of the lungs less: third can improve abdominal organs (it can improve spleen and stomach function to function, be conducive to 'Shugan Lidan ', promote bile secretion.Mechanism of qi therapy is a kind of abdominal respiration, can be with Reach drop abdominal pressure and blood pressure lowering by abdominal exercise repeatedly, very good to hypertensive patient)；4th, oxygen absorbed increases, and enables Brain oxygen is sufficient, beneficial to tranquilize the mind and promote the intelligence.

Doctor trained in Western medicine theory thinks that abdominal respiration can deepen the exchange of oxygen and carbon dioxide, increases lung capacity, promotes blood The oxygen content of blood reaches purification blood, promotes the active purpose of brain cell；Theory of traditional Chinese medical science thinks that mechanism of qi therapy is the strong of " function of fostering the spirit of nobility " Bodily movement of practising Wushu, it can keep each portion of body unobstructed from the balance of integrally-regulated viscera, in a manner of regulating the qi flowing in the channels fortune, and gaseous pulse is logical, play The potential of human body itself, reaches the effect of preventing and curing diseases.In short, mechanism of qi therapy is one of " breathing gymnastics " to keep fit and healthy, function Method is simple and easy to do, to prostatitis, prolapse of lumbar intervertebral disc, pain in waist and lower extremities, hypertension, tracheitis, pulmonary emphysema, diabetes, nephrosis, gynaecology The chronic diseases such as miscellaneous diseases, neurasthenia, osteoproliferation all improve significantly effect.

But there is an eternally immutable truth: only adhering to, can just succeed.The reason for being valued for adhering to is not hard to understand, but not It is that everybody can accomplish.Therefore, it is necessary to a kind of training detectors, can train dedicated for carrying out the breath of mechanism of qi therapy.

Application No. is 201310755609.5 patent documents to disclose a kind of lung function meter, with the mouth of pulmonary function detection Cover and respiratory training device, lung function meter include air pressure test side and handheld terminal, and air pressure test side has controller and control Baroceptor, power supply module and the communication module of device connection, handheld terminal have controller and display connected to the controller Device and communication module, air pressure test side and handheld terminal connect by wireless communication.The utility model also discloses a kind of lung function Energy training method, comprising steps of (1) setting training breathing atmospheric pressure value, (2) air pressure test side uses baroceptor real-time detection Breathe air pressure, the deviation between the breathing atmospheric pressure value of (3) handheld terminal real-time display setting and the breathing atmospheric pressure value detected.

The lung function meter is the expiratory muscle for training body, and the respiratory training device air-breathing and expiration are not separated by, Need by people's forced suction, it is deep exhale and forced expiration trains expiratory muscle, and use general breathing in the utility model Mechanism of qi therapy is not identical, and it is transferred to handheld terminal merely by the pressure value that measurement people breathes every time and shows Show, measured is enable to view, there is no comprehensive monitoring functions.Also, existing pulmonary function detection instrument tests lung function, is By mouth firmly blow, converse all data, have biggish relationship with personal air blowing method and dynamics, there are it is very big not Certainty.

Summary of the invention

The main purpose of the utility model is to provide a kind of breath training detector, it is intended to solve existing respiratory training Device is not suitable for the problem of mechanism of qi therapy training.

To achieve the above object, the utility model proposes a kind of breath training detectors, comprising: oronasal mask, air intake duct Road, expiration pipeline and control system are formed with mutually isolated nose cup chamber and mask chamber, the suction pipe in the oronasal mask Be set in oronasal mask with expiration pipeline, and respectively with nose cup chamber and mask are intracavitary is connected to, first gas is equipped in suction pipe and is passed Sensor, expiration pipeline is interior to be equipped with second gas sensor；

The control system includes data processing equipment, data storage device and display/input device, the data processing Device is connect with first gas sensor and second gas sensor, and the data storage device is connected with display/input device The data processing equipment；The data processing equipment is used to be instructed by first gas sensor and second gas sensor Trained every time expiration amount and inspiratory capacity are stored to the data and store dress by the inspiratory capacity and expiration amount that white silk person trains every time Set, and generate about it is multiple training test result tendency chart, the display/input device be used for show test result data and Automatic tendency chart.

Preferably, the data processing equipment includes:

Data acquisition unit, for obtaining the collected inspiration signal of first gas sensor, second gas sensor is adopted The breath signal collected,

Data analysis unit obtains breath amount, including air-breathing for being analyzed and processed to inspiration signal and breath signal Amount and expiration amount,

Data record unit, for recording test result data, comprising: inspiration time, expiration duration, the screen breathed every time Duration, the respiration rate trained every time, the breathing total duration trained every time are ceased,

Graphics generation unit, for generating about the automatic of test result values according to test result data trained every time Tendency chart.

Preferably, the data storage device is also used to store the breath of preparatory collected different sexes all ages and classes people Amount and corresponding health status,

The data processing equipment further include:

Judging unit, for by training the test result data measured and the breath of the people of different health status for each Amount is compared analysis, and judgement obtains the corresponding health states of trainer.

Preferably, the data processing equipment further include:

It is recommended that generation unit, for generating about later training strength according to the test result data that training measures every time With the suggestion of frequency of training.

Preferably, the nose cup is intracavitary is equipped with air filter, and the air filter is sensed close to the first gas Device setting, the air for sucking to trainer carry out purification filtering.

Preferably, the display/input device is touch screen, and the display/input device includes edit operation key, is used for To in the data storage device pre-stored data and the data processing equipment be configured.

Preferably, the oronasal mask includes using integrally formed shell and the sealing soft-sided set on shell nozzle edge, The shell is made of rigid plastics, and the sealing soft-sided is made of flexible plastic.

Preferably, the rigid plastics includes PP, PC plastic, and the flexible plastic includes silicon rubber.

Preferably, the opposite two sides of the shell are equipped with hangers, and the hangers is equipped with bandage.

Compared with prior art, technical solutions of the utility model the utility model has the advantages that

One, the utility model proposes a kind of dedicated for carrying out the breath training detection that ascending or descending movement of vital Qi enters and leaves respiratory training Device, it is the good method of strong lung of taking care of health that ascending or descending movement of vital Qi, which enters and leaves respiratory training, is the pure green physical therapy naturally preventiveed treatment of disease, not by Time, place limitation, works are simple and easy, this breath training detector then enters and leaves respiratory training specifically for ascending or descending movement of vital Qi, Devise nose cup chamber and the separated oronasal mask of mask chamber, make it possible to separate the inspiratory capacity and expiration amount of each respiratory training into Comparison and the trainer for testing each training measurement result and last time breath amount are realized in row detection by control system The comparison of training result before, and tendency chart is generated, it can intuitively judge trainer certainly from comparing result or tendency chart Body training as a result, in the prior art specifically for ascending or descending movement of vital Qi discrepancy respiratory training detection device, it is more existing Air-breathing and expiration are not also measured monitoring separately by respiratory training device, and especially to the breath amount of exhalation, this is anti-for the present apparatus The important indicator for reflecting human body health status is detected, and detection is easy to operate, can rapidly be carried out to health states Assessment carries out data acquisition and Data Analysis Services by this automation equipment, also more scientific accurate.

Two, this breath training detector is that detection supervises people to adhere to doing ascending or descending movement of vital Qi discrepancy as breath amount detector The medical assistance instrument of respiratory training also has the advantage that 1, has good portability, not by time, territory restriction, 2, Breath amount can be easily tested, is not only simple in structure light, and measurement process is convenient and efficient, can oneself complete independently institute Some monitorings, 3, can obtain timely result and related advisory, 4, there is good incentive, it is strong that excitation people pay close attention to itself Health adheres to that ascending or descending movement of vital Qi enters and leaves respiratory training.

It three, is firmly to be blown by mouth, by personal air blowing method and air blowing dynamics relative to existing pulmonary function detection instrument Influence is very big, and there are very big uncertainty, the present apparatus is the natural style breathing pattern for taking snuffing mouth to exhale, and is only required tested Examination person, which is filled, to be exhaled only, and inspiratory capacity and expiration amount just can be accurately measured, and is passed through ascending or descending movement of vital Qi and is entered and left respiratory training and the detection of breath amount Device detection trainer enters and leaves the breath amount that Breathing Method once do one's best breathed out after maximum air-breathing again with ascending or descending movement of vital Qi, The health states of concentrated expression human body, and the detection by different times to trainer's breath amount, supervision and check training Whether person does ascending or descending movement of vital Qi as requested and enters and leaves training, plays good supervisory role, trainer is facilitated to form daily health care Habit.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the structural schematic diagram for the breath training detector that an embodiment of the present invention proposes；

Fig. 2 is the three-dimensional structure diagram of oronasal mask in the breath training detector of Fig. 1 proposition；

Fig. 3 is the main view of Fig. 2；

Fig. 4 is the left view of Fig. 2；

Fig. 5 is the top view of Fig. 2；

Fig. 6 is the A-A cross-sectional view of Fig. 3；

Fig. 7 is the breath training detector working principle diagram that Fig. 1 is proposed；

Fig. 8 is the flow chart using training method for the breath training detector that Fig. 1 is proposed.

The drawing reference numeral of the utility model illustrates:

Label	Title	Label	Title
				1	Oronasal mask	22	Data storage device
11	Nose cup chamber	23	Display/input device
				12	Mask chamber	3	Suction pipe
13	Suction pipe interface	4	First gas sensor
				14	Expiration pipe joint	5	Air filter
15	Hangers	6	Expiration pipeline
				2	Control system	7	Second gas sensor
21	Data processing equipment

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the One ", the feature of " second " can explicitly or implicitly include at least one of the features.It is " more in the description of the present invention, It is a " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with The concrete meaning of above-mentioned term in the present invention is understood as the case may be.

It in addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability Based on domain those of ordinary skill can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of this technical solution is not present, also not within the protection scope of the requires of the utility model.

The utility model proposes a kind of breath training detectors.

Fig. 1 to Fig. 8, breath training detector, including oronasal mask 1 and control system 2 are please referred to,

It is formed with mutually isolated nose cup chamber 11 and mask chamber 12 in the oronasal mask 1, is connected with air-breathing on nose cup chamber 11 Pipeline 3, suction pipe 3 is interior to be equipped with first gas sensor 4 and air filter 5, and air filter 5 is used for the sky exhaled into Gas is purified.It is connected with expiration pipeline 6 on mask chamber 12, is equipped with second gas sensor 7 in expiration pipeline 6.

Fig. 2 to Fig. 6 is please referred to, the shell of oronasal mask 1 is made of such as PP, PC lightweight engineered are integrally moulded, on The nose cup chamber 11 in portion leans on person of modern times's nose, and the mask chamber 12 of lower part leans on the oral area of person of modern times, and 1 top of oronasal mask is equipped with connection nose cup chamber 11 Suction pipe interface 13, lower part is equipped with the expiration pipe joint 14 of communication port cover chamber 12, forms nose cup chamber 11 and mask chamber 12 Shell rim be equipped with seal soft-sided made of the flexible glue materials such as silicon rubber, make it possible to preferably be bonded with human face, It ensure that nose cup chamber 11 and the mutually isolated sealing effect of mask chamber 12, guarantee that air intake passage and exhalation passages separate, protect as a result, Demonstrate,proving the gas sucked every time does not have the gas of duplicate exhalation, guarantees that exhalation is more smooth yet.The shell of oronasal mask 1, which is equipped with, hangs 15 Ear, hangers 15 are equipped with for wearing the bandage tightened.

After trainer puts in oronasal mask, it is carried out as follows ascending or descending movement of vital Qi and enters and leaves respiratory training: loosening, Ke Yixuan Nature is selected to stand, on flat seat or lie flat on the bed.The tip of the tongue gently resists maxilla recess, and when air-breathing, gas is from respiratory tract Into abdominal cavity, slightly hold one's breath；When expiration, tongue loosens, and gas is breathed out from abdomen through chest lung airways to oral cavity.

Pay attention to holding the following in training process:

First, breathing main points are deep, long, equal, thin, slow.

Second, with snuffing gas, exhaled with mouth.

Third, one exhales a suction to rest in 15 seconds or so: it is air-breathing 3-5 seconds i.e. deep, it holds one's breath 2 seconds, and then slow breathing 6-10 seconds (when power depth can extension time appropriate) wants soft slow, light thin, round and smooth natural changing-over at this point, exhaling and inhaling.

4th, it is 5-15 minutes each (30 minutes are best).

5th, healthy people, breath hold can extend, and breath rhythm slows down intensification as far as possible；The people of body difference, can not It holds one's breath, but gas will suction.Practice 1-2 time daily, sitting posture, it is horizontal, walk formula, race formula all can, practice to the micro- sweat of low-grade fever.Abdomen is most Amount accomplishes to heave retraction 50-100 times.It overflows, can swallow slowly if any mouth saliva in respiratory.

The above ascending or descending movement of vital Qi discrepancy respiratory training method is using a kind of inverse abdominal respiration method (when air-breathing in abdomen nature Receive, underbelly nature external drum when expiration), breath amount typically referred in the case where unlimited time and place, with inverse abdominal respiration Method is once after maximum air-breathing in the breath amount for doing one's best breathed out, be reflect human body health status important indicator it One.In this breath training detecting method, breath amount includes the inspiratory capacity breathed every time and expiration amount.

In this breath training detector, first gas sensor is for detecting trainer's inspiration after air filter filters Gas flow (inspiratory capacity), second gas sensor be used for detect trainer exhalation gas flow (expiration amount).

Control system 2 includes:

Data processing equipment 21 is connect with first gas sensor 4 and second gas sensor 7, described for receiving The collected inspiratory capacity of first gas sensor 4 and the collected expiration amount of the second gas sensor 7, and obtain and exhale every time Inspiration time, duration of exhaling in suction and duration of holding one's breath, and the total respiration rate carried out, when total there are also breathing trained every time It is long, the number breathed per minute thus can be calculated, since the number that people breathes per minute is fewer, what gas was supported in body Time is longer, i.e., after can be seen directly that by the lifting of respiration rate per minute by carrying out ascending or descending movement of vital Qi discrepancy respiratory training Whether personal body function enhances；

Data storage device 22, for storing preparatory collected different sexes all ages and classes, different health status crowds Breath amount and trainer essential information, wherein essential information includes name, youth, height of trainer etc., the number It is also connect with the data processing equipment 21 according to storage device 22, stores each data processing equipment 21 and handle obtained trainer Test result data (inspiratory capacity, expiration amount, inspiration time, duration of exhaling, duration of holding one's breath, respiration rate)；

Display/input device 23, can be touch screen, can also be made of other input equipments and display equipment, root According to the processing result of data processing equipment 21, by the inspiratory capacity of trainer, expiration amount, inspiration time, duration of exhaling, duration of holding one's breath It is shown on the display device with respiration rate；

The data processing equipment 21 is also used to the result of the multiple practical breath amount by trainer within a predetermined time Value processing is tendency chart, and the tendency chart may, for example, be ridge curves figure, and by showing that equipment is shown, to feed back to The users such as trainer or doctor, data feedback monitoring unit can be measured according to the practical breath of trainer within a predetermined period of time Test result value exports related advisory information automatically.Medical practitioner can also be according to the actual body feelings of patient after seeing tendency chart Condition and test result provide related advisory information.

The control system 2 can use computer.

Referring to Fig. 7, Fig. 8, using the utility model proposes breath training detector carry out breath training inspection The method of survey, comprising:

1, the health data of trainer are obtained, trainer's archive database is established,

2, the breath amount of crowd is acquired in advance, obtains the gas with the people of different sexes all ages and classes of different health status Breath amount,

3, ascending or descending movement of vital Qi is carried out using breath training detector and enters and leaves respiratory training, measures the breath amount of trainer, is wrapped Inspiratory capacity and expiration amount are included,

4, record test result data, comprising: the inspiration time breathed every time, duration of exhaling, duration of holding one's breath, every time training Respiration rate, breathing total duration,

5, step S3 is repeated, repeated detection is carried out and simultaneously records, every time when detection, therewith by the breath amount that measures this time Before the breath amount that measures be compared, so as to judge trainer whether on time, enter and leave respiratory training by ascending or descending movement of vital Qi and want It asks and is correctly trained,

6, in step s 5, the detection carried out every time is trained, the practical breath measurement in the predetermined amount of time of trainer End value is also treated as tendency chart by showing that equipment is shown, if the result repeatedly recorded has no significant change, says Bright trainer does not adhere to that doing ascending or descending movement of vital Qi daily enters and leaves respiratory training, or does not do ascending or descending movement of vital Qi correctly as requested and go out Enter respiratory training, conversely, then illustrate that trainer adheres to that correctly having done ascending or descending movement of vital Qi enters and leaves respiratory training daily,

7, respiratory training result can also be entered and left according to ascending or descending movement of vital Qi by the breath training detector and integrated Comparative analysis passes through the practical automatic tendency chart of breath amount test result values in the predetermined amount of time of touch display screen, detector Related advisory information can be exported automatically.It can also be provided by specialist according to the actual body situation and test result of patient Related advisory information.It, not only can be from breath detector if adhering to that correctly having done ascending or descending movement of vital Qi enters and leaves respiratory training daily On see the variation of breath amount, trainer itself also can significantly feel the variation of body.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (6)

1. a kind of breath training detector characterized by comprising oronasal mask, suction pipe, expiration pipeline and control system It unites, mutually isolated nose cup chamber and mask chamber is formed in the oronasal mask, the suction pipe and expiration pipeline are set to mouth and nose On cover, and respectively with nose cup chamber and mask are intracavitary is connected to, first gas sensor is equipped in suction pipe, is equipped in expiration pipeline Second gas sensor；

The control system includes data processing equipment, data storage device and display/input device, the data processing equipment It is connect with first gas sensor and second gas sensor, described in the data storage device is connected with display/input device Data processing equipment；The data processing equipment is used to obtain trainer by first gas sensor and second gas sensor Trained inspiratory capacity and expiration amount every time store trained every time expiration amount and inspiratory capacity to the data storage device, and Generate about it is multiple training test result tendency chart, the display/input device for show test result data and automatically Tendency chart.

2. breath training detector as described in claim 1, which is characterized in that the nose cup is intracavitary to be equipped with air filtration Device, the air filter are arranged close to the first gas sensor, and the air for sucking to trainer carries out cleaned Filter.

3. breath training detector as described in claim 1, which is characterized in that the display/input device is touch screen, The display/input device includes edit operation key, for in the data storage device pre-stored data and the data Processing unit is configured.

4. breath training detector as described in claim 1, which is characterized in that the oronasal mask includes using integrated molding Shell and sealing soft-sided set on shell nozzle edge, the shell be made of rigid plastics, the sealing soft-sided uses Flexible plastic is made.

5. breath training detector as claimed in claim 4, which is characterized in that the rigid plastics includes PP, PC plastic, The flexible plastic includes silicon rubber.

6. breath training detector as claimed in claim 4, which is characterized in that the opposite two sides of the shell, which are equipped with, to hang Ear, the hangers are equipped with bandage.