CN219878140U - Auxiliary device for IOS inspection - Google Patents

Abstract

The utility model discloses an auxiliary device for IOS examination, which comprises: the device comprises a body part, an indicating piece, a contrast piece and a driving piece, wherein the body part is provided with an airflow channel; the indicator is arranged on the body part and moves along with the air flow in the air flow channel; the contrast piece is arranged on the body part and can move to display the preset position of the indicator; the driving piece is connected with the contrast piece so as to drive the contrast piece to move. According to the auxiliary device for IOS examination, the indicator can display the breathing condition of the tested person, and the tested person can be guided to adjust the breathing along with the prompt of the contrast piece by arranging the contrast piece for displaying the preset position of the indicator, so that the detection effect is improved.

Description

Auxiliary device for IOS inspection

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an auxiliary device for IOS (input/output) inspection.

Background

The IOS examination (i.e. pulse oscillation lung function examination) requires calm tidal breathing without special breathing action coordination, and is therefore often used for diagnosis, identification and monitoring of treatment effects of various respiratory diseases such as asthmatic diseases, chronic cough, pneumonia and the like in people aged 3 years and older.

In clinical work, partial testees cannot be well matched with IOS inspection due to the fact that the age limit, the physiological and psychological development are immature, and the stress, fear and other emotions are generated in hospitals; or the detection matching matters cannot be understood, so that the quality of the detection completion is low, and the detection result is affected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, an object of the present utility model is to provide an auxiliary device for IOS examination, which can guide a subject to adjust breath following the prompt of a control member, so as to improve the detection effect.

An auxiliary device for IOS check according to an embodiment of the present utility model includes: the device comprises a body part, an indicating piece, a contrast piece and a driving piece, wherein the body part is provided with an airflow channel; the indicator is arranged on the body part and moves along with the air flow in the air flow channel; the contrast piece is arranged on the body part and can move to display the preset position of the indicator; the driving piece is connected with the contrast piece so as to drive the contrast piece to move.

According to the auxiliary device for IOS examination, the indicator can display the breathing condition of the tested person, and the tested person can be guided to adjust the breathing along with the prompt of the contrast piece by arranging the contrast piece for displaying the preset position of the indicator, so that the detection effect is improved.

In addition, the auxiliary device for IOS check according to the above embodiment of the present utility model may further have the following additional technical features:

in some examples of the present utility model, the indicator is movably disposed on the body portion along a length direction of the air flow passage, and a movement track of the counter member is disposed side by side with a movement track of the indicator.

In some examples of the utility model, the length dimension of the control member is greater than the length dimension of the indicator member in the direction of extension of the airflow channel.

In some examples of the present utility model, the body portion is provided with a first runner and a second runner, the first runner and the second runner being disposed side by side, the indicator member slidably engaging the first runner along the first runner, and the counter member slidably engaging the second runner along the second runner.

In some examples of the utility model, the auxiliary device further comprises: the impeller is arranged in the body part, blades of the impeller extend into the airflow channel and are suitable for being driven to rotate by airflow, and the impeller is in transmission connection with the indicating piece.

In some examples of the present utility model, a receiving cavity is provided in the body portion, the receiving cavity is provided at one side of the airflow channel and is in communication with the airflow channel, the impeller is rotatably provided in the receiving cavity, and the blades of the impeller extend into the airflow channel.

In some examples of the utility model, the auxiliary device further comprises: the gear is coaxially connected with the impeller; the rack is meshed with the gear, and the indicator is connected with the rack.

In some examples of the utility model, the auxiliary device further comprises: and the guide piece extends along the length direction of the airflow channel, and the indicator piece is movably arranged on the guide piece.

In some examples of the utility model, the driver includes: the air flow channel comprises a threaded rod, a threaded seat and a motor, wherein the threaded rod extends along the length direction of the air flow channel; the screw seat is in threaded connection with the threaded rod, and the contrast piece is connected to the screw seat; the motor is in transmission connection with the threaded rod so as to drive the threaded rod to rotate.

In some examples of the present utility model, the body portion includes a first tube and a second tube, one end of the first tube is formed as a blowing port for breathing the mouth, the other end of the first tube is connected to the second tube, and an included angle is formed between the first tube and the second tube.

In some examples of the utility model, the indicator and the control are provided on a side of the second tubular body adjacent the blow-on port.

In some examples of the utility model, the body portion further includes a housing coupled to the second tube, the housing defining a receiving cavity in communication with the airflow passage.

In some examples of the utility model, the body portion further includes a housing that is sleeved outside the second tube and the cover, the indicator and the control being exposed from outside the housing.

Drawings

FIG. 1 is a schematic diagram of an auxiliary device according to some embodiments of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of an auxiliary device according to some embodiments of the present utility model;

fig. 3 is a cross-sectional view of an auxiliary device (showing an impeller and a receiving chamber) in some embodiments of the utility model.

Reference numerals:

100. an auxiliary device; 1. a body portion; 101. a receiving chamber; 102. a blowing port; 103. an air flow channel; 2. a cover body; 3. a housing; 4. an impeller; 5. a gear; 6. a guide member; 7. a rack; 8. a first chute; 9. an indicator; 10. a motor; 11. a first tube body; 12. a second tube body; 13. a screw seat; 14. a control; 15. a second chute; 16. a threaded rod.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

Referring to fig. 1 to 3, an auxiliary device 100 for IOS check according to an embodiment of the present utility model includes: a body portion 1, an indicator 9 and a counter member 14, the body portion 1 having an air flow passage 103; the indicator 9 is provided on the body portion 1 and moves with the air flow in the air flow passage 103. Specifically, the air flow breathed by the testee enters the air flow channel 103 and circulates in the air flow channel 103, and the indicator 9 can move according to the air flow circulation condition in the air flow channel 103 so as to display the breathing condition of the testee, so that the testee can conveniently analyze and judge.

In the actual detection process, due to age limitation or psychological and physiological reasons of part of the detected persons, part of the detected persons cannot cooperate with detection, and accuracy of detection results is reduced. Therefore, the auxiliary device 100 of the present utility model is provided with the contrasting member 14 on the main body 1, and the contrasting member 14 is provided on the main body 1 and is movable to display the preset position of the indicator 9. That is, the contrast member 14 can provide a reference for the subject, and the subject can observe the positional relationship between the contrast member 14 and the indicator member 9 to adjust the breath, so that the indicator member 9 moves along with the preset position displayed by the contrast member 14, thereby improving the accuracy of detection. In addition, the contrast piece 14 is arranged to guide the testee, so that the attention of the testee can be dispersed, the tension emotion of the testee can be relieved, and the cooperation detection of the testee is facilitated.

Further, the auxiliary device 100 further comprises a driving member coupled to the contrast member 14 to drive the contrast member 14 to move, whereby the contrast member 14 can be moved at a predetermined speed and in a predetermined direction to provide a reference for the indicator 9.

According to the auxiliary device 100 for IOS examination in the embodiment of the utility model, the indicator 9 can display the respiration of the testee, and the testee can be guided to adjust the respiration following the prompt of the contrast member by arranging the contrast member 14 for displaying the preset position of the indicator 9, so as to improve the detection effect.

Optionally, the inspector can adjust the driving force of the driving member according to actual conditions to adjust the moving mode of the comparison member 14, so as to be convenient for adapting to various inspection conditions.

In some embodiments of the present utility model, referring to fig. 1, the indicator 9 is movably disposed on the body 1 along the length direction of the airflow channel 103, so as to be suitable for facilitating the airflow in the airflow channel 103 to drive the indicator 9 to move, and for providing a moving space for the indicator 9, where the moving track of the contrasting element 14 is arranged side by side with the moving track of the indicator 9, so as to improve the contrasting effect of the contrasting element 14, facilitate the testee to observe the movements of the contrasting element 14 and the indicator 9, and facilitate the testee to adjust the breath, so that the indicator 9 moves to the preset position displayed by the contrasting element 14.

Referring to fig. 1 and fig. 2, in some embodiments of the present utility model, in the extending direction of the airflow channel 103, the length dimension of the contrast member 14 is greater than the length dimension of the indicator 9, so that the contrast member 14 can display a section of the preset position of the indicator 9, which is convenient for the testee to adjust breathing, so that the expiratory or inspiratory airflow can drive the indicator 9 to move within the range displayed by the contrast member 14, which is convenient for judging the breathing condition of the testee, and improving the reference effect of the contrast member 14. Referring to fig. 1, the auxiliary device 100 according to an embodiment of the present utility model may have an extension direction of the air flow path 103 in a right-left direction.

More specifically, in connection with fig. 1, in some embodiments of the utility model, the body portion 1 is provided with a first chute 8 and a second chute 15, the indicator 9 being slidably engaged with the first chute 8 along the first chute 8, and the contrast member 14 being slidably engaged with the second chute 15 along the second chute 15. That is, the indicator 9 and the counter-element 14 can move in the sliding groove, and the sliding groove can limit the movement range of the indicator 9 and the counter-element 14, so that the stability of the movement of the indicator 9 and the counter-element 14 is improved. Wherein, first spout 8 and second spout 15 set up side by side for indicator 9 and contrast member 14 can remove side by side, and the person of being convenient for observe contrast member 14 and indicator 9, do benefit to the improvement contrast effect. The first chute 8 and the second chute 15 are horizontally arranged, so that the corresponding movement of the indicating piece 9 and the contrast piece 14 is guaranteed, and the contrast effect is improved. In connection with fig. 1, the auxiliary device 100 according to an embodiment of the present utility model, the first chute 8 and the second chute 15 may be correspondingly arranged in the up-down direction. The lengths of the first chute 8 and the second chute 15 extending in the left-right direction may be substantially the same to facilitate improvement of the collation effect.

Referring to fig. 3, in some embodiments of the present utility model, the auxiliary device 100 further includes: the impeller 4, the impeller 4 is located in the body portion 1, and the blade of impeller 4 stretches into in the air current passageway 103 to be suitable for by the air current drive rotation, impeller 4 and indicator 9 transmission connection, from this, impeller 4 rotation can drive indicator 9 removal, thereby can show the flow condition of air current through indicator 9. Specifically, when the testee inhales and exhales to the airflow channel 103, the airflow channel 103 has airflow, and the airflow of inhaling and exhaling can drive the blades of the impeller 4 to move clockwise or anticlockwise, the impeller 4 is in transmission connection with the indicator 9, and the rotation direction or rotation rate of the impeller 4 can be indicated or displayed through the indicator 9, so that the testee can observe or adjust conveniently.

In some embodiments of the present utility model, referring to fig. 3, a housing cavity 101 is provided in the body 1, the housing cavity 101 is provided at one side of the airflow channel 103 and is in communication with the airflow channel 103, the impeller 4 is rotatably provided in the housing cavity 101, and the blades of the impeller 4 extend into the airflow channel 103. In other words, the accommodating cavity 101 can be used for accommodating the impeller 4, and the accommodating cavity 101 is communicated with the airflow channel 103, so that the impeller 4 can conveniently extend into the airflow channel 103, the effect of driving the blades by airflow is improved, and the space arrangement is facilitated.

In some embodiments of the utility model, in conjunction with fig. 2, the auxiliary device 100 further comprises: the gear 5 and the rack 7 are coaxially connected with the impeller 4; the rack 7 is meshed with the gear 5, and the indicator 9 is connected with the rack 7, so that the rotary motion of the impeller 4 can be converted into the linear motion of the rack 7 by arranging the gear 5 and the rack 7 between the impeller 4 and the indicator 9, so that the indicator 9 moves along the linear motion, and the movement condition of the indicator 9 can be observed conveniently.

In some embodiments of the utility model, in conjunction with fig. 2, the auxiliary device 100 further comprises: and the guide piece 6 extends along the length direction of the airflow channel 103, and the indicator piece 9 is movably arranged on the guide piece 6 and is suitable for guiding the indicator piece 9 to move, so that the stability of the movement of the indicator piece 9 is facilitated. Alternatively, both the rack 7 and the indicator 9 may be mounted on the guide 6 to improve operational stability.

In some embodiments of the utility model, in conjunction with fig. 2, the driving member comprises: the air flow channel 103 comprises a threaded rod 16, a threaded seat 13 and a motor 10, wherein the threaded rod 16 extends along the length direction of the air flow channel 103, the threaded seat 13 is in threaded connection with the threaded rod 16, a contrast piece 14 is connected to the threaded seat 13, and the motor 10 is in transmission connection with the threaded rod 16 and can drive the threaded rod 16 to rotate. That is, the threaded rod 16 and the threaded seat 13 form a transmission mechanism, the transmission mechanism can convert the rotation motion of the motor 10 into the linear motion of the threaded seat 13 on the threaded rod 16, and the contrast member 14 is connected to the threaded seat 13, so that the contrast member 14 and the indicating member 9 move along the linear motion, and the reference effect of the contrast member 14 can be improved; and the threaded rod 16 and the threaded seat 13 are matched, so that the moving stability of the comparison member 14 can be improved, and the accuracy of comparison can be improved.

Referring to fig. 1, in some embodiments of the present utility model, the body part 1 includes a first tube 11 and a second tube 12, one end of the first tube 11 is formed as a blowing port 102 for breathing the mouth, the other end of the first tube 11 is connected to the second tube 12, and an included angle is formed between the first tube 11 and the second tube 12, so that a testee can observe the second tube 12 during a test, and flexibility of using the auxiliary device 100 can be improved.

Alternatively, the first tube 11 and the second tube 12 may be detachably connected to improve flexibility of use of the device. Specifically, since the testee needs to directly blow and suck the blowing port 102 with the mouth during the test, the first tube 11 is polluted, and the first tube 11 and the second tube 12 can be detachably replaced by replacing the first tube 11 and sterilizing the second tube 12 during the replacement of the testee, so as to improve the cleanliness and the sanitary safety. The suction port 102 of the first tube 11 may be a disposable protective cover, and the sanitary safety may be improved by replacing the protective cover of the suction port 102 when the subject is replaced.

Referring to fig. 1, in some embodiments of the present utility model, the indicator 9 and the contrast member 14 are disposed on the second tube 12 near the side of the blowing port 102, so that when the testee breathes against the first tube 11, the moving states of the indicator 9 and the contrast member 14 on the second tube 12 can be observed, which is convenient for the testee to adjust the breathing according to the contrast information, and is beneficial to dispersing the attention of the testee, relaxing the tension emotion of the testee, and improving the detection effect.

In some embodiments of the present utility model, referring to fig. 2, the body 1 further includes a cover 2, where the cover 2 is connected to the second tube 12, and the cover 2 is configured to form a receiving cavity 101, where the receiving cavity 101 is in communication with the air flow channel 103, so as to facilitate assembling the impeller 4, and facilitate the impeller 4 extending into the air flow channel 103, so that the air flow can directly drive the impeller 4 to rotate.

Referring to fig. 1 to 3, in some embodiments of the present utility model, the body 1 further includes a housing 3, and the housing 3 is sleeved on the outer side of the second pipe 12, so as to protect the pipe and the cover 2, wherein the indicator 9 and the contrast member 14 are exposed from the outer side of the housing 3, so that a person to be tested can observe the movement of the contrast member 14 and the driving member, and the overall aesthetic property of the device can be improved. Specifically, the first slide groove 8 and the second slide groove 15 are provided on the housing 3, and the indicator 9 and the reference 14 pass through the first slide groove 8 and the second slide groove 15, respectively, and are exposed from the outside of the housing 3.

In some embodiments of the present utility model, cartoon patterns or prompt patterns may be set on the indicator 9 and the contrast member 14, which is convenient for the testee to observe, and is beneficial to improving the interest during detection and the use feeling of the testee. Especially when the testee is children, because the children are difficult to understand the detection requirement and tension or fear is easy to generate, the attention of the children can be transferred by arranging cartoon patterns on the indicating piece 9 and the contrast piece 14, the matching detection of the children is facilitated, the detection completion quality is improved, and the detection difficulty of detection personnel is reduced.

An auxiliary device 100 for IOS inspection according to an embodiment of the present utility model is described below with reference to the accompanying drawings.

Referring to fig. 1 to 3, the present utility model provides an auxiliary device 100 for IOS inspection, comprising: the device comprises a body part 1, an indicator 9, a contrast member 14, a driving member, an impeller 4, a gear 5, a rack 7, a guide member 6 and a driving member, wherein the body part 1 is provided with an air flow channel 103, and the body part 1 comprises a first pipe body 11, a second pipe body 12, a cover body 2 and a shell 3. The first pipe body 11 and the second pipe body 12 are connected and are L-shaped, wherein a blowing-sucking port 102 is arranged on the first pipe body 11, the indicating piece 9 and the contrast piece 14 are arranged on the second pipe body 12, the first pipe body 11 and the second pipe body 12 are L-shaped, and when a tested person blows and sucks, the movement of the indicating piece 9 and the contrast piece 14 can be observed, so that the tested person can conveniently adjust the breathing. The cover body 2 is arranged on the second pipe body 12, the cover body 2 is provided with a containing cavity 101, the impeller 4 is arranged in the containing cavity 101 and communicated with the ventilation pipeline, the shell 3 is sleeved on the outer sides of the second pipe body 12 and the cover body 2, and the gear 5, the rack 7, the guide piece 6 and the driving piece are all arranged inside the shell 3.

For example, the auxiliary device 100 of the embodiment of the present utility model may be installed on an air channel of a pulse oscillation lung function detector, and specifically, one end of the second tube 12 away from the first tube 11 may be connected to the air channel of the detector. The pulse oscillation lung function examination uses an exogenous oscillation wave as a signal source, converts the exogenous oscillation wave into a multi-frequency mechanical wave through a loudspeaker and superimposes the multi-frequency mechanical wave on the calm respiratory of a subject to obtain a series of respiratory impedance reference values, is one of important examination for examining respiratory diseases, and has important significance for differential diagnosis, evaluation of disease severity, curative effect judgment and prognosis of the diseases. Specifically, in use, the driving member drives the contrast member 14 to move at a predetermined speed and direction, the indicator 9 is controlled by the exhalation and inhalation state of the testee, and cartoon shapes, cartoon marks or indication marks and the like can be arranged on the indicator 9 and the contrast member 14. Specifically, the driving member drives the contrast member 14 to reciprocate in a linear motion with a preset frequency, and a tested person or a child tested person can be attracted by the movement of the clamping marks of the contrast member 14 in the testing process and drives the impeller 4 to rotate in a blowing and exhaling mode, so that the movement speed and the frequency of the other cartoon mark on the indicating member 9 and the movement speed and the frequency of the cartoon mark on the contrast member 14 are kept consistent, fear of transferring the child to the medical equipment is achieved, the breathing frequency of the tested child is kept in a normal state in a game mode, and meanwhile, the child breathing detector is guaranteed to obtain a relatively accurate detection result.

In a specific implementation process, since the first tube body 11 and the second tube body 12 are connected in an L shape, the second tube body 12 can be connected with a gas passage of a detection instrument, then the oral cavity of a detected person is aligned to the blowing-in port 102 of the first tube body 11, before the breath detection is performed, a detected person adjusts the driving member according to the normal breath frequency of the detected person in different ages, namely 22 times/minute between 3 years and 7 years, according to the breath frequency of the corresponding age, so that the moving speed of the contrast member 14 corresponds to the preset breath frequency, then the detected person starts to breathe towards the blowing-in port 102, when the airflow passes through the airflow channel 103, the impeller 4 drives the gear 5 coaxially connected with the impeller 4 to rotate, the gear 5 is meshed with the rack 7, and the indicating member 9 is connected to the rack 7, thereby the indicating member 9 can be driven to move along a straight line, and in the moving process, the contrast member 14 is used for contrast, so that the breath frequency of the detected person corresponds to the contrast member 14, and the required calm breath is achieved.

Specifically, impeller 4 passes through sealed bearing rotatable installation in the inside of the cover body 2, and the pivot position extends the one end of the cover body 2, and gear 5 suit is in the one end of impeller 4, and the both ends of guide 6 are installed respectively on the internal face of shell 3, and rack 7 mobilizable setting is in the outer wall outside of guide 6, and with gear 5 intermeshing, can improve the stability that gear 5 removed, and then improve the stability that indicator 9 removed.

More specifically, the air circulates in the air flow channel 103, the blades of the impeller 4 are blown to rotate, under the rotation action of the blades, the gear 5 installed at the rotating shaft part starts to rotate, and because the gear 5 is meshed with the rack 7, under the rotation action of the gear 5, the rack 7 is driven to start to move, when a tested person exhales, under the action of the impeller 4 and the gear 5, the rack 7 moves to the right side, when the tested person inhales, the rack 7 moves to the left side, and then the tested person breathes, the rack 7 moves, and the movement of the rack 7 corresponds to the breathing, wherein the impeller 4, the gear 5 and the rack 7 in the auxiliary device 100 can be made of ultra-light materials.

Further, the housing 3 is further provided with a first chute 8 and a second chute 15. When the rack 7 moves, the indicator 9 is driven to move along the first chute 8, and the reference member 14 can move along the second chute 15. When the testee is a child, different cartoon patterns can be stuck on the indicator 9, or the child can select a favorite cartoon sticker to be stuck on the indicator 9, the rack 7 can drive the indicator 9 and the cartoon patterns to move, and when the testee breathes, the rack 7 drives the cartoon patterns to walk so as to attract the attention of the child, thereby increasing the interestingness of the child during breath inspection and effectively reducing fear sense of the child during breath inspection.

Still further, the driving member includes a threaded rod 16, a screw seat 13 and a motor 10, the motor 10 is disposed inside the housing 3, one end of the threaded rod 16 is mounted on the driving end of the motor 10, and the other end is disposed on the housing 2 through a bearing seat, the screw seat 13 is screwed outside the outer wall of the threaded rod 16, and the contrasting member 14 is disposed on the screw seat 13 to drive the contrasting member 14 to move.

Before the breath detection, the detection personnel correspondingly control the motor 10 according to different breath frequencies of the detected person, the rotation speed of the motor 10 is common knowledge of the person skilled in the art, when the detected person starts to breathe, the motor 10 starts to rotate and drives the threaded rod 16 to start rotating, under the limit of the threads of the threaded rod 16, the threaded seat 13 moves in the second sliding groove 15, the second sliding groove 15 can limit the threaded seat 13, so that the threaded seat 13 keeps moving in the horizontal direction, the contrast piece 14 on the threaded seat 13 starts to move along with the threaded seat, meanwhile, because the length of the contrast piece 14 is larger than that of the indicator 9, when the movement range of the indicator 9 is always between the lengths of the contrast piece 14, the breath range of the detected person is in a normal frequency and in a state of stable breath, when the detected person exhales, the motor 10 drives the contrast piece 14 to move to the right side, and drives the contrast piece 14 to the left side when inhaling, and when the detected person breathes, the contrast piece 14 and the indicator 9 move synchronously and the indicator 9 to the same direction, thereby being convenient for detecting whether the detected person is in a state of normal breath range and whether the normal breath range is better.

In summary, compared with the related art, the auxiliary device 100 of the embodiment of the utility model has the following advantages:

1. through the reciprocating motion of the indicator 9 in the first chute 8, when the testee breathes, the indicator 9 can attract the attention of the testee, so that the interestingness of the testee during breath inspection is increased, the fear sense of the testee during breath inspection is effectively reduced, and the coordination degree of the testee is improved.

2. The testee can be attracted by the clamping marks or the prompt messages on the comparison member 14 in the test process, and the moving speed and the moving frequency of the indication member 9 are controlled to be consistent with those of the comparison member 14 in a blowing and exhaling mode, so that fear of the testee to medical equipment is transferred, and when the testee is a child, the respiratory rate of the tested child can be kept at a normal respiratory rate in a game mode, and the relatively accurate detection result of the child respiratory detector can be guaranteed.

In the description of the present utility model, it should be understood that the terms "length," "upper," "lower," "front," "rear," "left," "right," "horizontal," "inner," "outer," "clockwise," "counterclockwise," "axial," "circumferential," etc. indicate or refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (13)

1. An auxiliary device for IOS inspection, comprising:

a body portion having an airflow passage;

the indicating piece is arranged on the body part and moves along with the air flow in the air flow channel;

the contrast piece is arranged on the body part and can move to display the preset position of the indicator;

and the driving piece is connected with the contrast piece to drive the contrast piece to move.

2. The assist device for IOS examination according to claim 1, wherein the indicator is movably provided on the body portion in a longitudinal direction of the airflow passage, and a movement locus of the contrast member is provided side by side with a movement locus of the indicator.

3. The assist device for IOS examination according to claim 2, wherein a length dimension of the contrasting element is larger than a length dimension of the indicating element in an extending direction of the air flow passage.

4. The aid for IOS inspection according to claim 2, wherein the body portion is provided with a first runner and a second runner, the first runner and the second runner being disposed side by side, the indicator being slidably engaged with the first runner along the first runner, the contrast element being slidably engaged with the second runner along the second runner.

5. The auxiliary device for IOS inspection according to claim 1, further comprising:

the impeller is arranged in the body part, blades of the impeller extend into the airflow channel and are suitable for being driven to rotate by airflow, and the impeller is in transmission connection with the indicating piece.

6. The auxiliary device for IOS examination according to claim 5, wherein a receiving chamber is provided in the body portion, the receiving chamber being provided at one side of the air flow passage and communicating with the air flow passage, the impeller being rotatably provided in the receiving chamber, and blades of the impeller extending into the air flow passage.

7. The auxiliary device for IOS inspection according to claim 5, further comprising:

the gear is coaxially connected with the impeller;

and the rack is meshed with the gear, and the indicator is connected with the rack.

8. The auxiliary device for IOS inspection according to claim 1, further comprising:

and the guide piece extends along the length direction of the airflow channel, and the indicator piece is movably arranged on the guide piece.

9. The assist device for IOS inspection according to claim 1, wherein the driving member comprises:

a threaded rod extending along a length of the airflow channel;

the threaded seat is in threaded connection with the threaded rod, and the contrast piece is connected to the threaded seat;

and the motor is in transmission connection with the threaded rod so as to drive the threaded rod to rotate.

10. The aid for IOS examination according to claim 1, wherein the body part comprises a first tube body and a second tube body, one end of the first tube body is formed as a blowing port for breathing the mouth, the other end of the first tube body is connected to the second tube body, and an included angle is formed between the first tube body and the second tube body.

11. The aid for IOS inspection according to claim 10, wherein the indicator and the contrast member are provided on a side of the second tube body near the blowing port.

12. The aid for IOS inspection according to claim 10, wherein the body portion further comprises a cap connected to the second tube, the cap configured to house a cavity in communication with the airflow channel.

13. The aid for IOS inspection according to claim 12, wherein the body part further comprises a housing which is sleeved outside the second tube body and the cover body, the indicator and the contrast member being exposed from outside the housing.