JP5136118B2 - Breath test apparatus, breath test method - Google Patents

Description

  The present invention relates to a technique for detecting alcohol from a breath of a subject in a test room in a specific state.

  Traffic accidents have become a major social problem as is well known, but accidents caused by drunk driving are frequent among traffic accidents, and it has been pointed out that the morale of drivers has been reduced.

On the other hand, as a technique for checking the drunk driving of the driver, there is a technique for detecting the alcohol concentration contained in the breath of the driver and determining the drunk state of the driver (Patent Document 1).
JP 2004-148950 A

  However, in the above technique, because the form is to detect alcohol contained in the exhalation based on the exhalation that the subject has input to the testing device, depending on individual differences such as the health state of the driver who is the subject, the old age state, There was a problem that a sufficient expiration volume could not be input to the test apparatus, and the detection accuracy of the drinking level could be lowered.

  Therefore, in view of the above problems, the present invention aims to provide a breath test apparatus and a breath test method in which the amount of breath that a subject inputs to the test apparatus is increased and the detection accuracy of components contained in the breath is improved. And

  The breath test apparatus according to the present invention is a breath test apparatus having a detector that detects a predetermined component contained in the breath of the subject, and when the test by the breath test apparatus is performed, the subject's body is stimulated. And the indoor adjustment means for adjusting the environment of the room in which the examination is performed so as to increase the expiratory volume of the subject, and the predetermined component is applied to the subject using the detector in the room. Inspection means for performing an inspection for detection.

  Moreover, in one form of the breath test apparatus according to the present invention, the indoor adjustment means has a dehumidifying means for dehumidifying the room.

  Moreover, in one form of the breath test apparatus according to the present invention, the room adjustment means has a cooling means for cooling the room.

  Moreover, in one form of the breath test apparatus according to the present invention, the room adjustment means has a stimulating substance diffusion means for diffusing a substance that stimulates the throat or / and nasal mucosa of the subject in the room. And

  In one form of the breath test apparatus according to the present invention, the predetermined component is alcohol.

  Moreover, in one form of the breath test apparatus according to the present invention, the room is a room of a vehicle driven by the subject.

  Therefore, according to the present invention, it is possible to provide an exhalation test apparatus in which the amount of exhalation that a subject inputs to the inspection apparatus is increased and the detection accuracy of components contained in the exhalation is improved.

  In the present invention, there are provided a breath test apparatus and a breath test method in which the amount of breath that a subject inputs to the test apparatus is increased and the detection accuracy of components contained in the breath is improved.

  The best mode for carrying out the present invention will be described with reference to the drawings.

(Operational principle of breath test apparatus according to the present embodiment)
The operation principle of the breath test apparatus according to the present embodiment will be described with reference to FIG. FIG. 1 is a diagram illustrating an operation principle of the breath test apparatus 100 according to the present embodiment.

  As shown in FIG. 1, the breath test apparatus 100 is an apparatus that constitutes a part of a vehicle 300. In addition to the breath test apparatus 100, the vehicle 300 includes an engine 310 that is a driving power source of the vehicle 300, an engine stop detection sensor 330 that detects that the engine 310 has stopped, getting out of the vehicle 300, The vehicle includes a door 320 used for boarding, a door lock sensor 340 that detects that the door 320 is locked or unlocked, and an air conditioner 350 that adjusts the indoor environment of the vehicle 300.

  The breath test apparatus 100 includes a start condition detection unit 105, an indoor environment adjustment unit 110, a test unit 130, a drinking level determination unit 140, an output unit 150, and an alcohol detector 250.

  The start condition detection unit 105 acquires the detection result of the engine stop detection sensor 330 and the detection result of the door lock sensor 340, and detects a condition for starting dehumidification in the room of the vehicle 300 based on these detection results. .

  Similarly, the start condition detection unit 105 detects a condition for starting the cooling of the room of the vehicle 300. Furthermore, the start condition detection unit 105 similarly detects a condition for starting the diffusion of a substance that stimulates the human throat or nasal mucous membrane in the vehicle 300.

  Here, the above-described starting condition is that the door 320 of the vehicle 300 is locked after the engine 310 of the vehicle 300 is stopped, that is, the driver gets off the vehicle 300.

  Accordingly, the start condition detection unit 105 detects that the engine 310 of the vehicle 300 has stopped and the driver has exited from the vehicle 300.

  However, the above starting conditions are not limited to the conditions described above, and can be set as appropriate. For example, the start condition may be a time that arrives at a fixed period, or the start condition may be a start condition when the driver performs a specific start operation.

  The indoor environment adjusting unit 110 includes a cooling unit 115, a dehumidifying unit 120, and a stimulating substance diffusing unit 125.

  The indoor environment adjustment means 110 uses the air conditioner 350 to increase the amount of exhalation when stimulating the body of the driver who is the subject when performing the test by the breath test apparatus 100. Adjust the environment.

  The dehumidifying means 120 dehumidifies the interior of the vehicle 300 that performs the test when the breath test apparatus 100 performs the test.

  Moreover, in one form of the dehumidifying means 120, when the condition for starting dehumidification is detected by the start condition detecting means 105, the air conditioner 350 is requested to dehumidify the interior of the vehicle 300. In response to the dehumidification request, the air conditioner 350 dehumidifies the interior of the vehicle 300.

  Furthermore, the dehumidifying means 120 requests the air conditioner 350 to keep the humidity inside the vehicle 300 below a predetermined humidity. In response to the request, the air conditioner 350 dehumidifies the room so that the humidity in the room of the vehicle 300 is kept below a predetermined humidity.

  Here, the predetermined humidity may be, for example, 30% or 20%, and can be determined as appropriate.

  Further, in the present embodiment, the dehumidifying means 120 has been described as dehumidifying the interior of the vehicle 300, but for the purpose of the present invention, it is sufficient to dehumidify the room, and the object to be dehumidified. Is not limited to the interior of the vehicle 300.

  The cooling unit 115 cools the room of the vehicle 300 that performs the test when the breath test apparatus 100 performs the test.

  Further, in one form of the cooling unit 115, when the condition for starting the cooling is detected by the start condition detection unit 105, the air conditioner 350 is requested to cool the interior of the vehicle 300. In response to the cooling request, the air conditioner 350 cools the interior of the vehicle 300.

  Further, in the present embodiment, the cooling unit 115 describes a mode of cooling the interior of the vehicle 300. However, for the purpose of the present invention, it is sufficient to cool the room, and the object to be cooled is sufficient. Is not limited to the interior of the vehicle 300.

  When the examination by the breath test apparatus 100 is performed, the stimulus substance diffusing unit 125 diffuses a substance that stimulates the throat or nasal mucosa of the driver of the vehicle 300 that is the subject in the room of the vehicle 300 that performs the examination.

  Further, in one form of the irritant diffusion 120, when the condition for starting the diffusion is detected by the start condition detection unit 105, the air conditioner 350 is requested to diffuse the irritant into the vehicle 300. . In response to the request, the air conditioner 350 diffuses the stimulating substance in the vehicle 300.

  In the present embodiment, the stimulating substance diffusing means 125 is described as a form that diffuses the stimulating substance into the interior of the vehicle 300. For the purpose of the present invention, the stimulating substance is diffused indoors. In other words, the location where the diffusion is performed is not limited to the interior of the vehicle 300.

  The inspection unit 130 performs an inspection in a room using a detector that detects a predetermined component contained in the exhalation of the subject.

  In one form of the inspection means 130, the driver of the vehicle 300 is inspected for detecting alcohol contained in exhalation using the alcohol detector 250 in the interior of the vehicle 300.

  The test is performed by the driver of the vehicle 300 as the subject blowing his / her breath toward the alcohol detector 250.

  Further, since the interior of the vehicle 300 is dehumidified by the dehumidifying means 120 and is in a low humidity state, the driver's cough and sneeze are easily induced. Therefore, when the driver blows the exhaled air with coughing and sneezing, the amount of exhaled gas input to the alcohol detector 250 increases, and the detection accuracy of alcohol contained in the exhaled gas is relatively high. Can be expected.

  On the other hand, since the interior of the vehicle 300 is cooled by the cooling means 115 and is in a low temperature state, the driver's cough and sneeze are easily induced. Therefore, when the driver blows the exhaled air with coughing and sneezing, the amount of exhaled gas input to the alcohol detector 250 increases, and the detection accuracy of alcohol contained in the exhaled gas is relatively high. Can be expected.

  On the other hand, the stimulating substance is diffused by the stimulating substance diffusing means 125 in the interior of the vehicle 300, and a lot of stimulating substances that stimulate the mucous membrane of the driver's throat and nose are floating. It is easy to induce coughing and sneezing. Therefore, when the driver blows the exhaled air with coughing and sneezing, the amount of exhaled gas input to the alcohol detector 250 increases, and the detection accuracy of alcohol contained in the exhaled gas is relatively high. Can be expected.

  Further, in the present embodiment, alcohol detection included in the driver's breath using the alcohol detector 250 has been described. However, when detecting other components included in the subject's breath, the present embodiment is also used. The invention can be applied.

  Further, the means for improving the detection accuracy of the breath test apparatus 100 is not limited to the means described above, and it is possible to scold the driver who is the subject, to surprise the driver, and to determine the amount of oxygen in the atmosphere. It is good also as a form which increases the expiration | expired_air volume at the time of a test | inspection by making it reduce and restrict | limit the said driver | operator's breathing temporarily. In other words, the means for improving the detection accuracy of the breath test apparatus 100 may be a form that stimulates the driver's body as a test subject, thereby promoting reflection of the driver's body and thereby increasing the amount of breath during the test. It ’s fine.

  Moreover, the form which increases the expiration | expired_air volume at the time of test | inspection is increasing the expiration | expired_air volume per unit time.

  The drinking level determination unit 140 determines whether or not the driver of the vehicle 300 is in a drinking state based on the inspection result of the inspection unit 130.

  The output unit 150 outputs the result determined by the drinking level determination unit 140. For example, the output unit 150 outputs the determination result of the drinking level determination unit 140 that the driver of the vehicle 300 is in the drinking state to the control device of the engine 310 that is the driving power source of the vehicle 300, and the control Embodiments such as preventing the apparatus from igniting the engine 310 are conceivable. As another form, it is also conceivable to display information related to the determination result on the display device of the breath test apparatus 100.

  Hereinafter, a flow of processing operation of the breath test apparatus 100 according to the present embodiment will be described.

  Here, after the breath test apparatus 100 detects the stop of the engine 310 and the driver's getting off, the vehicle room is dehumidified, and when the driver gets on the vehicle again, in the vehicle room kept at a low humidity. A process for performing an alcohol test will be described. In this description, the low humidity is 20%.

  First, after the start condition detection unit 105 acquires the result of detecting the stop state of the engine 310 by the engine stop detection sensor 330, the start condition detection unit 105 acquires the result of detecting the locked state of the door 320 by the door lock sensor 340. Detecting the driver getting off.

  After the start condition detecting means 105 detects the driver's getting off, the dehumidifying means 120 requests the air conditioner 350 to keep the interior of the vehicle 300 at a humidity of 20% or less. On the other hand, the air conditioner 350 performs dehumidification so as to keep the interior of the vehicle 300 at a humidity of 20% or less.

  When the driver gets on the vehicle 300 again, the inspection unit 130 uses the alcohol detector 250 to inspect the driver for detecting alcohol from the exhaled breath.

  Next, the drinking level determination unit 140 determines whether or not the driver is in a drinking state based on the inspection result by the inspection unit 130, and the output unit 150 displays the determination result of the drinking level determination unit 140, for example, an engine. Output to the control device 310.

  As described above, in the room in a low humidity state, the driver who is the subject can be coughed and sneezed, and the amount of exhaled gas input to the alcohol detector 250 can be increased. The detection accuracy of the contained alcohol can be improved.

  Next, after the breath test apparatus 100 detects the stop of the engine 310 and the driver's getting off, the vehicle interior is cooled, and again when the driver gets on the vehicle interior kept at a low temperature. A process for performing an alcohol test will be described. In this description, the low temperature is 10 ° C.

  First, after the start condition detection unit 105 acquires the result of detecting the stop state of the engine 310 by the engine stop detection sensor 330, the start condition detection unit 105 acquires the result of detecting the locked state of the door 320 by the door lock sensor 340. Detecting the driver getting off.

  After the start condition detection means 105 detects the driver getting off, the cooling means 115 requests the air conditioner 350 to keep the room temperature of the vehicle 300 at 10 ° C. On the other hand, the air conditioner 350 performs cooling so as to keep the room temperature of the vehicle 300 at 10 ° C.

  When the driver gets on the vehicle 300 again, the inspection unit 130 uses the alcohol detector 250 to inspect the driver for detecting alcohol from the exhaled breath.

  Next, the drinking level determination unit 140 determines whether or not the driver is in a drinking state based on the inspection result by the inspection unit 130, and the output unit 150 displays the determination result of the drinking level determination unit 140, for example, an engine. Output to the control device 310.

  As described above, it is possible to induce coughing and sneezing in a driver who is a subject in a room at a low temperature, and to increase the amount of exhalation to be input to the alcohol detector 250. Therefore, it is included in the exhalation by the alcohol detector 250. The detection accuracy of alcohol can be improved.

  Finally, after the breath test apparatus 100 detects the stop of the engine 310 and the driver's getting off, the stimulating substance is diffused in the vehicle compartment, and when the driver gets on the vehicle again, the stimulating substance is diffused. A process for performing an alcohol test indoors will be described.

  First, after the start condition detection unit 105 acquires the result of detecting the stop state of the engine 310 by the engine stop detection sensor 330, the start condition detection unit 105 acquires the result of detecting the locked state of the door 320 by the door lock sensor 340. Detecting the driver getting off.

  After the start condition detecting means 105 detects the driver getting off, the stimulating substance diffusing means 125 requests the air conditioner 350 to diffuse the stimulating substance into the vehicle 300. On the other hand, the air conditioner 350 diffuses the stimulating substance into the vehicle 300.

  When the driver gets on the vehicle 300 again, the inspection unit 130 uses the alcohol detector 250 to inspect the driver for detecting alcohol from the exhaled breath.

  Next, the drinking level determination unit 140 determines whether or not the driver is in a drinking state based on the inspection result by the inspection unit 130, and the output unit 150 displays the determination result of the drinking level determination unit 140, for example, an engine. Output to the control device 310.

  As described above, in a room where a stimulating substance that stimulates the mucous membrane of the human throat and nose floats, the driver who is the subject induces coughing and sneezing, and the expiratory volume input to the alcohol detector 250 can be increased. Therefore, the detection accuracy of alcohol contained in exhaled breath by the alcohol detector 250 can be improved.

  Therefore, according to the present invention, it is possible to provide an exhalation test apparatus in which the amount of exhalation that a subject inputs to the inspection apparatus is increased and the detection accuracy of components contained in the exhalation is improved.

(Hardware configuration of breath test apparatus according to the present embodiment)
The hardware configuration of the breath test apparatus according to the present embodiment will be described with reference to FIG. FIG. 2 is an example of a hardware configuration of the breath test apparatus 100 according to the present embodiment.

  The breath test apparatus 100 includes a CPU (Central Processing Unit) 210, a ROM (Read-Only Memory) 220, a RAM (Random Access Memory) 230, a HDD (Hard Disk Drive) 240, an alcohol detector 250, a display device 260, and an external device. An I / F (InterFace) 270 is included.

  The CPU 210 is a device that executes a program stored in the ROM 220, and performs arithmetic processing on the data expanded (loaded) in the RAM 230 in accordance with the instructions of the program to control the entire breath test apparatus 100.

  The ROM 220 stores programs executed by the CPU 210 and data.

  When the CPU 210 executes a program stored in the ROM 220 by the CPU 210, the program or data to be executed is expanded (loaded), and temporarily holds the operation data during the operation.

  The HDD 240 is a device that stores an OS (Operating System) that is basic software, an application program according to the present embodiment, and the like together with related data.

  The alcohol detector 250 is a device that outputs a detection signal having a level corresponding to the alcohol concentration contained in the input exhaled breath based on the output of the semiconductor alcohol sensor. The semiconductor alcohol sensor is configured to output a voltage corresponding to the alcohol concentration in the exhaled breath, utilizing the property that the electrical conductivity of the tin oxide semiconductor or the like increases according to the amount of alcohol molecules adsorbed on the semiconductor surface. Has been. In another embodiment, the alcohol detector 250 may be configured as a device that detects a predetermined component based on the breath of the subject.

  The display device 260 includes a key switch using hard keys and an LCD (Liquid Crystal Display), and functions as a user interface for performing various settings when the user uses the functions of the breath test apparatus 100. is there.

  The external device I / F 270 is an interface for exchanging information (data) with an external device including various sensors and control devices. In the present embodiment, data is transmitted / received to / from engine stop detection sensor 330, door lock sensor 340, air conditioner 350, and the like via external device I / F 270.

  Hereinafter, the operation process of the breath test apparatus 100 will be described including the relationship with the hardware described above. However, since each means is realized by the CPU 210 executing a program corresponding to each means stored in the ROM 220 or the HDD 240, description thereof will be omitted.

  Here, after the breath test apparatus 100 detects the stop of the engine 310 and the driver's getting off, the vehicle interior is dehumidified, and when the driver gets on the vehicle again, alcohol in the vehicle compartment kept at a low humidity is obtained. The processing for performing the inspection will be described. In this description, the low humidity is 20%.

  First, after the start condition detection unit 105 acquires the result of detecting the stop state of the engine 310 by the engine stop detection sensor 330 via the external device I / F 270, the door 320 detects the locked state by the door lock sensor 340. A result is acquired via the external device I / F 270 to detect the driver of the vehicle 300 getting off.

  After the start condition detection means 105 detects the driver getting off, the dehumidification means 120 requests the air conditioner 350 to keep the interior of the vehicle 300 at a humidity of 20% or less via the external device I / F 270. Correspondingly, the air conditioner 350 performs dehumidification so as to keep the interior of the vehicle 300 at a humidity of 20% or less.

  When the driver gets on the vehicle 300 again, the inspection unit 130 uses the alcohol detector 250 to inspect the driver for detecting alcohol from the exhaled breath.

  Next, the drinking level determination unit 140 determines whether or not the driver is in a drinking state based on the inspection result of the inspection unit 130, and the output unit 150 displays the determination result of the drinking level determination unit 140 as an external device I /. For example, output to the control device of the engine 310 via F270.

  Further, the processing by the dehumidifying means 120 may be replaced with the processing by the cooling means 115 or the stimulating substance diffusing means 125.

(Operation process of breath test apparatus according to the present embodiment)
The flow of processing of the breath test apparatus according to the present embodiment will be described with reference to FIG. FIG. 3 is a flowchart showing a process flow of the breath test apparatus 100 according to the present embodiment.

  In S1, the breath test apparatus 100 starts processing.

  In S <b> 2, the engine stop detection sensor 330 detects the stop of the engine 310 and notifies the start condition detection unit 110 of information to that effect.

  In S <b> 3, the door lock sensor 340 detects the locking of the door 320, and notifies the start condition detection unit 105 of information to that effect.

  In S4, after the start condition detection unit 105 acquires information that the engine stop detection sensor 330 has detected the stop of the engine 310, the start condition detection unit 105 acquires information that the door lock sensor 340 has detected that the door 320 is locked, and the driver Detects that the vehicle has exited from the vehicle 300.

  After the start condition detecting unit 105 detects the driver getting off in S5, the dehumidifying unit 120 keeps the humidity in the room of the vehicle 300 to 20% or less with respect to the air conditioner 350 via the external device I / F 270. Notify the request. Correspondingly, the air conditioner 350 performs dehumidification so as to keep the humidity in the interior of the vehicle 300 at 20% or less.

  In S6, the door lock sensor 340 detects the unlocking of the door 320, and notifies the breath test apparatus 100 of information to that effect.

  In S <b> 7, the breath test apparatus 100 acquires information indicating that the door 320 has been unlocked by the door lock sensor 340, and detects that the driver has boarded the vehicle 300 again.

  In S <b> 8, the inspection unit 130 uses the alcohol detection device 150 to perform an inspection for detecting alcohol contained in the exhalation of the driver of the vehicle 300.

  In S9, the drinking level determination means 140 determines whether or not the driver is in a drinking state based on the result of the inspection by the checking means 130. If it is determined that the driver is in a drinking state (Yes in S9), the output in S10 The means 150 notifies the control device of the engine 310 that the driver is in a drunk state, and the control device of the engine 310 that receives the notification performs control not to turn the engine 310 on.

  In S9, the drinking level determination means 140 determines whether or not the driver is in a drinking state based on the result of the inspection by the checking means 130. The inspection apparatus 100 ends the process.

  As described above, in a room in a low humidity state, it is possible to induce coughing and sneezing in a driver who is a subject and to increase the amount of exhalation to be input to the alcohol detector 250. Detection accuracy can be improved.

(Modification of the operation process of the breath test apparatus according to the present embodiment)
A modified example of the operation process of the breath test apparatus 100 according to the present embodiment will be described.

  Here, instead of the process of dehumidifying the passenger compartment by the dehumidifying means 120 described above, a process of cooling the passenger compartment by the cooling means 115 will be described. Further, the temperature in the passenger compartment is kept at 10 ° C. by the cooling means 115.

  In addition, since the operation | movement process of S1-S4 and S6-S11 is the same as the said description, description here is abbreviate | omitted.

  After the start condition detection unit 105 detects the driver getting off in S5, the cooling unit 115 requests the air conditioner 350 to keep the temperature of the room of the vehicle 300 at 10 ° C. via the external device I / F 270. To be notified. Correspondingly, the air conditioner 350 performs cooling so as to keep the temperature inside the vehicle 300 at 10 ° C.

  As described above, in the room in a low temperature state, it is possible to induce coughing and sneezing in the driver who is the subject and to increase the amount of exhalation to be input to the alcohol detector 250. Detection accuracy can be improved.

  Furthermore, instead of the process of dehumidifying the vehicle interior by the dehumidifying means 120 described above, a process of diffusing a stimulating substance into the vehicle interior by the stimulating substance diffusing means 125 will be described.

  In addition, since the operation | movement process of S1-S4 and S6-S11 is the same as the said description, description here is abbreviate | omitted.

  After the start condition detecting means 105 detects the driver getting off in S5, the stimulant substance diffusing means 125 passes the external device I / F 270 to the air conditioner 350 and the throat of the driver who is the subject in the room of the vehicle 300 Or notify the request to diffuse irritating substances that irritate the mucous membrane of the nose. Correspondingly, the air conditioner 350 diffuses the stimulating substance into the room of the vehicle 300.

  As described above, in the room where the stimulating substance floats, the driver who is the subject can be coughed and sneezed, and the amount of exhaled gas input to the alcohol detector 250 can be increased. Detection accuracy can be improved.

(Summary)
Therefore, according to the present invention, it is possible to provide an exhalation test apparatus in which the amount of exhalation that a subject inputs to the inspection apparatus is increased and the detection accuracy of components contained in the exhalation is improved.

  Although the embodiment of the present invention has been described in detail above, the present invention is not limited to the specific embodiment, and various modifications are possible within the scope of the gist of the present invention described in the claims.・ Change is possible.

It is a figure which shows the principle of operation of the breath test apparatus which concerns on this Embodiment. It is a figure which shows an example of the hardware constitutions of the breath test apparatus which concerns on this Embodiment. It is a flowchart which shows the flow of a process of the breath test apparatus which concerns on this Embodiment.

Explanation of symbols

100 breath test apparatus 105 start condition detection means 110 indoor air conditioning means 115 cooling means 120 dehumidifying means 125 stimulating substance diffusing means 130 inspection means 140 drinking state determination means 150 output means 210 CPU
220 ROM
230 RAM
240 HDD
250 Alcohol detection device 260 Display device 270 External device I / F
300 Vehicle 310 Engine 320 Door 330 Engine stop detection sensor 340 Door lock detection sensor 350 Air conditioner

Claims (13)

A breath test apparatus having a detector for detecting a predetermined component contained in a subject's breath,
Start condition detecting means for acquiring a vehicle state, and detecting that the operation start condition of the indoor adjustment means is satisfied when the acquired vehicle state indicates the driver's getting off;
An indoor adjustment unit that adjusts the indoor environment to a predetermined environment when it is detected by the start condition detection unit that an operation start detection condition is established ;
A breath test apparatus comprising: test means for performing a test for detecting the predetermined component using the detector in a room adjusted to the predetermined environment . The breath test apparatus according to claim 1,
The case where the vehicle state indicates the driver getting off is a case where the engine is stopped and then the vehicle door is locked.
Breath test device. The indoor adjusting means breath test apparatus according to claim 1, wherein further comprising a dehumidifying unit for performing dehumidification of the indoor. The indoor adjusting means breath test device of any one of claims 1 to 3, characterized in that it comprises a cooling means for performing the cooling of the indoor. The indoor adjusting means, said chamber of said subject's throat or / and any one of claims 1 to 4, characterized in that it has a stimulant diffusing means for diffusing a substance that stimulates the mucous membrane of the nose Breath test device. The predetermined component, breath test device of any one of claims 1 to 5, characterized in that an alcohol. A breath test apparatus having a detector for detecting a predetermined component contained in a subject's breath,
An indoor adjustment means for adjusting the indoor environment to perform the examination so as to stimulate the subject's body and increase the expiratory volume of the subject when performing an examination by the breath examination apparatus;
An inspection means for performing an inspection for detecting the predetermined component using the detector in the room for the subject,
The breath test apparatus according to claim 1, wherein the room adjustment means includes a stimulating substance diffusing means for diffusing a substance that stimulates the throat or / and nasal mucosa of the subject in the room. A breath test method for a breath test apparatus having a detector for detecting a predetermined component contained in a subject's breath,
A room adjustment procedure for adjusting the indoor environment to perform the test so as to stimulate the subject's body and increase the volume of the subject's breath when performing the test by the breath test apparatus;
And a test procedure for performing a test on the subject to detect the predetermined component using the detector in the room. The breath test method according to claim 8 , wherein the indoor adjustment procedure includes a dehumidification procedure for dehumidifying the room. The breath test method according to claim 8 or 9 , wherein the room adjustment procedure includes a cooling procedure for cooling the room. The said indoor adjustment procedure has a stimulating substance diffusion procedure which diffuses the substance which irritate | stimulates the mucous membrane of the said test subject's throat or / and a nose, The any one of Claim 8 thru | or 10 characterized by the above-mentioned. Breath test method. The breath test method according to claim 8 , wherein the predetermined component is alcohol. The breath test method according to any one of claims 8 to 12, wherein the room is a room of a vehicle driven by the subject.

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