CN113017703A - Respiratory tract sample mask collector and method based on respiratory tract pathogen detection - Google Patents
Respiratory tract sample mask collector and method based on respiratory tract pathogen detection Download PDFInfo
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- CN113017703A CN113017703A CN202110223205.6A CN202110223205A CN113017703A CN 113017703 A CN113017703 A CN 113017703A CN 202110223205 A CN202110223205 A CN 202110223205A CN 113017703 A CN113017703 A CN 113017703A
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- 210000002345 respiratory system Anatomy 0.000 title claims abstract description 50
- 244000052769 pathogen Species 0.000 title claims abstract description 20
- 230000001717 pathogenic effect Effects 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 10
- 206010011224 Cough Diseases 0.000 claims abstract description 18
- 241000700605 Viruses Species 0.000 claims abstract description 11
- 210000005069 ears Anatomy 0.000 claims abstract description 4
- 239000013013 elastic material Substances 0.000 claims abstract description 4
- 239000003814 drug Substances 0.000 claims description 39
- 238000005070 sampling Methods 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 239000000853 adhesive Substances 0.000 claims description 11
- 230000001070 adhesive effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 9
- 238000004659 sterilization and disinfection Methods 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 206010041232 sneezing Diseases 0.000 claims description 7
- 238000003912 environmental pollution Methods 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 238000005273 aeration Methods 0.000 claims 1
- 206010049244 Ankyloglossia congenital Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000001989 nasopharynx Anatomy 0.000 description 2
- 206010024971 Lower respiratory tract infections Diseases 0.000 description 1
- 206010036790 Productive cough Diseases 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 210000003300 oropharynx Anatomy 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 208000024794 sputum Diseases 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
- A61B10/0051—Devices for taking samples of body liquids for taking saliva or sputum samples
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Pulmonology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses a respiratory tract sample mask collector and a method based on respiratory tract pathogen detection, and the respiratory tract sample mask collector comprises a mask body for covering the mouth and the nose of a person to be collected, wherein two sides of the mask body are symmetrically provided with a lacing which is matched with ears and used for fixing the mask body, the lacing is made of an elastic material, and the lacing is provided with an adjusting piece for folding and contracting the lacing, so that the requirements of people with different head types are met; the invention is designed aiming at the existing needs, can trigger people to cough or sneeze according to the needs so as to collect viruses of the upper respiratory tract or the lower respiratory tract, meets the needs of different collections, can avoid the overflow of samples in the sample transferring process, and has good safety and strong practicability.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a respiratory tract sample mask collector and a respiratory tract sample mask collecting method based on respiratory tract pathogen detection.
Background
The current respiratory tract specimen collection mainly comprises an upper respiratory tract specimen and a lower respiratory tract specimen. The upper respiratory tract specimen mainly comprises oropharynx swab, nasopharynx swab and nasopharynx aspirate; the lower respiratory tract specimens mainly comprise sputum, tracheal aspirates, bronchoalveolar lavage fluid and the like. It is controversial whether the virus detected in the upper respiratory tract specimen can truly reflect the pathogen of the lower respiratory tract infection, but because the lower respiratory tract specimen is difficult to obtain, the lower respiratory tract specimen is replaced by a nasopharyngeal aspirate and a nasopharyngeal swab. However, the body condition of the patient and the operation technique of the sampling personnel affect the detectable rate of the sampling specimen, and the close contact sampling has high risk of infection for the medical personnel. Therefore, the respiratory tract pathogen collecting mask which is closed, can induce sneezing or coughing and can collect high-concentration and extracted sample nucleic acid is important for detecting respiratory tract pathogens. The invention of the mask can solve the following problems:
1. sneezing or coughing is induced: can obtain a sample with high concentration and improve the virus detection rate.
2. Sealing the environment: aerosol risk and environmental pollution to the operator can be reduced.
3. The collection, inactivation and sample extraction are integrated, the operation flow is simplified, and the operation is convenient and fast.
Disclosure of Invention
The invention aims to provide a respiratory tract sample mask collector and a method based on respiratory tract pathogen detection, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the respiratory tract sample mask collector based on respiratory tract pathogen detection comprises a mask body for covering the mouth and the nose of a person to be collected, wherein two sides of the mask body are symmetrically provided with a lace which is matched with ears and used for fixing the mask body, the lace is made of an elastic material, and the lace is provided with an adjusting piece for folding and contracting the lace, so that the requirements of people with different head types are met;
the inner side surface of the mask body is provided with a sealing ring which is used for being attached to a face of a person, so that gas is prevented from overflowing from the periphery of the mask body as much as possible;
an exhaling mouth has been seted up on the gauze mask body surface at sealing ring place, gauze mask body lateral surface is equipped with the mouth of exhausting that is used for covering the mouth of breathing, a buffer chamber is found to the outside uplift of mouth of exhausting, mouth of exhausting surface is equipped with the one-way inlet port that is used for inhaling clean gas, the inside check valve that admits air that disposes of one-way inlet port, mouth of exhausting surface still is equipped with the trigger unit that is used for triggering cough or sneeze, mouth of exhausting surface still is equipped with the exhaust collection unit that is arranged in collecting cough or sneeze and produces the sample.
As a further scheme of the invention: the trigger unit comprises a liquid medicine inlet hole arranged on the mask body, a one-way valve for air inlet is arranged at the liquid medicine inlet hole in a matching way, a second connecting leg column is arranged on the mask body where the liquid medicine inlet hole is positioned, a medicine cylinder is matched with the second connecting leg column through threads, a third rubber plug plate is arranged at the lower port of the medicine cylinder in a matching way, a first needle tube for puncturing the third rubber plug plate is communicated with the mask body where the medicine liquid inlet hole is positioned, a second rubber plug plate corresponding to the third rubber plug plate is arranged in the medicine cylinder, a trigger chamber for buffering trigger gas is formed between the second rubber plug plate and the third rubber plug plate, the inside storage cavity that is used for the storage to trigger gaseous that is equipped with of cartridge case of second rubber cock upside, the cartridge case upper end still is equipped with and is used for sending the liquid medicine in the storage cavity into the structure of supplying gas in triggering the cavity.
As a further scheme of the invention: the mask body on the upper side of the sealing ring is provided with an amorphous fixing strip for auxiliary fixing.
As a further scheme of the invention: the structure of supplying gas is equipped with a press button including setting up the slide opening at cartridge case tip in the cooperation, the press button is connected through reset spring between press button and the cartridge case, the intercommunication needle post of going deep into in the storage cavity is connected to the press button lower extreme, the cartridge case lower extreme is equipped with the passageway of dosing, intercommunication needle post side is equipped with the side opening that communicates with the passageway of dosing.
As a further scheme of the invention: the exhaust collecting unit comprises a first exhaust hole and a collecting cylinder which are arranged on the surface of the mask body, a one-way valve only allowing gas to be exhausted is arranged at the first exhaust hole, the first exhaust hole is communicated with a first needle tube arranged on the surface of the mask body, an air guide channel communicated with the first exhaust hole is arranged inside the first needle tube, a first connecting pin column is further arranged on the mask body outside the first needle tube, and the lower end of the collecting cylinder is in threaded connection with the first connecting pin column;
the inside sliding fit of surge drum has a piston sampling board, be equipped with a plurality of blow vent on the piston sampling board, the cooperation of blow vent department is equipped with the adnexed sample of being convenient for and leads to the air piece, port department cooperation is equipped with a first rubber cock board that is used for the shutoff surge drum to prevent that the sample from polluting the outside air under the surge drum, the surge drum other end is equipped with and is used for carrying out the filtration adsorption's of exhaust active carbon filter screen, is close to the inside disinfection net that is used for carrying out the sterilization with active virus in the exhaust that is equipped with of surge drum of active carbon filter screen.
As a further scheme of the invention: and a clamping head convenient for clamping and sampling is arranged in the middle of the lower end of the piston sampling plate.
As a further scheme of the invention: the inner wall of the collecting cylinder is also provided with a limiting block for preventing the piston sampling plate from excessively displacing.
As a further scheme of the invention: the adjusting part comprises a second pasting strip and a first pasting strip which are arranged on the side face of the lacing tape, the first pasting strip and the second pasting strip are arranged in a straight line, and the first pasting strip and the second pasting strip are distributed in a straight line in the initial process.
As a further scheme of the invention: the first and second adhesive strips are disposed on the upper or outer surface of the strap.
Compared with the prior art, the invention has the beneficial effects that: the invention is designed aiming at the existing needs, can trigger people to cough or sneeze according to the needs so as to collect viruses of the upper respiratory tract or the lower respiratory tract, meets the needs of different collections, can avoid the overflow of samples in the sample transferring process, and has good safety and strong practicability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the inner side of the present invention.
Fig. 3 is a schematic structural view of the exhaust gas collection unit of the present invention.
Fig. 4 is a schematic structural diagram of a trigger unit according to the present invention.
Wherein: the mask comprises a mask body 100, a tying belt 101, a first adhesive strip 102, a second adhesive strip 103, an exhaust mouth part 104, a one-way air inlet hole 105, an amorphous fixing strip 106 and a sealing ring 107;
the device comprises a trigger unit 200, a medicine cartridge 201, a material storage cavity 202, a second rubber plug plate 203, a third rubber plug plate 204, a liquid medicine inlet hole 205, a first needle tube 206, a second connecting leg 207, a medicine feeding channel 208, a pressing button 209, a communicating needle column 210 and a side hole 211;
the device comprises an exhaust collecting unit 300, a collecting cylinder 301, a piston sampling plate 302, a first needle 303, an air guide channel 304, a first exhaust hole 305, a first connecting pin 306, a first rubber plug plate 307, a sampling ventilation block 308, a limiting block 309 and a disinfection grid 310.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, in the embodiment of the present invention, a respiratory tract sample mask collector based on respiratory tract pathogen detection includes a mask body 100 for covering the mouth and nose of a person to be collected, two sides of the mask body 100 are symmetrically provided with a strap 101 for being matched with ears to fix the mask body 100, the strap 101 is made of an elastic material, and the strap 101 is provided with an adjusting member for folding and contracting the strap, so as to meet the needs of people with different head types;
the inner side surface of the mask body 100 is provided with a sealing ring 107 which is used for being attached to a face of a person, so that gas is prevented from overflowing from the periphery of the mask body 100 as much as possible;
an amorphous fixing strip 106 for auxiliary fixing is arranged on the mask body 100 on the upper side of the sealing ring 107;
an exhalation port is formed in the surface of the mask body 100 where the sealing ring 107 is located, an exhaust port 104 for covering the exhalation port is arranged on the outer side surface of the mask body 100, the exhaust port 104 bulges outwards to form a buffer chamber, a one-way air inlet 105 for sucking clean air is arranged on the surface of the exhaust port 104, an air inlet one-way valve is arranged inside the one-way air inlet 105, a trigger unit 200 for triggering coughing or sneezing is further arranged on the surface of the exhaust port 104, and an exhaust gas collection unit 300 for collecting samples generated in coughing or sneezing is further arranged on the surface of the exhaust port 104;
in practical use, the two trigger units are respectively used for triggering coughing and sneezing, so that samples generated by coughing and sneezing can be collected according to needs, and the requirements of different sample collection are met;
the trigger unit 200 comprises a liquid medicine inlet hole 205 arranged on the mask body 100, a check valve for air inlet is arranged at the position of the liquid medicine inlet hole 205 in a matching manner, a second connecting leg 207 is arranged on the mask body 100 where the liquid medicine inlet hole 205 is arranged, a medicine cylinder 201 is arranged on the second connecting leg 207 in a threaded matching manner, a third rubber plug plate 204 is arranged at the lower port of the medicine cylinder 201 in a matching manner, a first needle tube 206 for puncturing the third rubber plug plate 204 is communicated with the mask body 100 where the liquid medicine inlet hole 205 is arranged, a second rubber plug plate 203 corresponding to the third rubber plug plate 204 is further arranged inside the medicine cylinder 201, a trigger chamber for buffering trigger gas is constructed between the second rubber plug plate 203 and the third rubber plug plate 204, and a storage cavity 202 for storing trigger gas is arranged inside the medicine cylinder 201 on the upper side of the second rubber plug plate 203, the upper end of the medicine cylinder 201 is also provided with an air feeding structure for feeding the liquid medicine in the material storage cavity 202 into the trigger chamber;
here, the gas supply structure controls the trigger gas to enter the trigger chamber, so that the trigger gas is triggered inside the mask body 100;
the air supply structure comprises a sliding hole arranged at the end part of the medicine cartridge 201, a pressing button 209 is arranged in the sliding hole in a matching way, the pressing button 209 is connected with the medicine cartridge 201 through a return spring, the lower end of the pressing button 209 is connected with a communicating needle post 210 which extends into the storage cavity 202, the lower end of the medicine cartridge 201 is provided with a medicine feeding channel 208, the side surface of the communicating needle post 210 is provided with a side hole 211 which is communicated with the medicine feeding channel 208, when air supply is carried out, the communicating needle post 210 pierces the second rubber plug plate 203 by pressing the pressing button 209, at the moment, air in the storage cavity 202 enters a trigger chamber along the side hole 211 and then enters the inner side of the mask body 100 along the first needle tube 206, so that a person to be detected inhales the air, and cough or sneeze is;
the exhaust collecting unit 300 comprises a first exhaust hole 305 and a collecting cylinder 301 which are arranged on the surface of the mask body 100, a one-way valve only allowing gas to be exhausted is arranged at the first exhaust hole 305, the first exhaust hole 305 is communicated with a first needle tube 303 arranged on the surface of the mask body 100, an air guide channel 304 communicated with the first exhaust hole 305 is arranged inside the first needle tube 303, a first connecting pin 306 is further arranged on the mask body 100 outside the first needle tube 303, the lower end of the collecting cylinder 301 is in threaded connection with the first connecting pin 306, and the detachable arrangement mode is convenient for taking samples away in the later period;
a piston sampling plate 302 is slidably matched in the collecting cylinder 301, a clamping head convenient for clamping and sampling is arranged in the middle of the lower end of the piston sampling plate 302, a limiting block 309 used for preventing the piston sampling plate 302 from excessively displacing is further arranged on the inner wall of the collecting cylinder 301, a plurality of vent holes are formed in the piston sampling plate 302, a sampling vent block 308 convenient for sample attachment is arranged at the vent hole in a matched mode, a first rubber plug plate 307 used for plugging the collecting cylinder 301 to prevent the sample from polluting the outside air is arranged at the lower port of the collecting cylinder 301 in a matched mode, an active carbon filter screen used for filtering and adsorbing exhaust gas is arranged at the other end of the collecting cylinder 301, and a disinfection grid 310 used for sterilizing active viruses in the exhaust gas is arranged in the collecting cylinder 301 close to the active carbon filter screen;
during actual use, the inner cavity of the whole collecting cylinder 301 is not communicated with the outside, when a sample needs to be taken, the collecting cylinder 301 is screwed on the first connecting pin column 306, the air guide channel 304 can pierce the first rubber plug plate 307 at the moment, so that the inner cavity of the collecting cylinder 301 is communicated with the inner side surface of the mask body 100, a person to be detected can sneeze or cough under the action of the trigger unit, the generated high-pressure airflow can carry the sample into the collecting cylinder 301, then the sample in the exhaust gas can be attached to the sampling air passing block 308, so that the sample is taken, the rest of air can pass through the disinfection grid 310, at the moment, viruses can be killed by the collecting cylinder 301, the purification treatment can be further completed when the air passes through the activated carbon filter screen, and the problem of environmental pollution is avoided;
the sampling mode can avoid the overflow of viruses as much as possible, because the first needle tube 303 pierces the first rubber plug plate 307 to sample, the first needle tube 303 can be pulled out from the interior of the collecting cylinder 301 after the sampling is finished, and the whole collecting cylinder 301 can form a closed structure after the first needle tube 303 is pulled out, so that the pollution caused when the sample is transferred can be avoided;
the adjusting part is including setting up second paste strip 103 and the first strip 102 of pasting of the side on frenulum 101, first paste strip 102 and second paste strip 103 and be the straight line and arrange, in the inception, first paste strip 102 and second paste strip 103 and be the straight line and distribute, second paste strip 103 and first paste strip 102 here can be for the magic subsides structure, paste the folding laminating distribution of strip 102 and second paste strip 103 as required, thereby shorten the length of whole frenulum 101, just so can make things convenient for different people's needs, it needs to notice that, first paste strip 102 and second paste strip 103 here set up at frenulum 101 upper surface or surface, just so can not contact with people's face, guarantee the comfort level of wearing.
The working principle of the invention is as follows: during the actual use, will be used for triggering trigger unit 200 that coughs or sneeze as required and place on gauze mask body 100, then wear gauze mask body 100 well, install exhaust collection unit 300 on gauze mask body 100 again, trigger unit 200 is triggered through the structure of supplying gas this moment, thereby make and wait to take a sample personnel sneeze or cough, the high-pressure draught that produces like this can carry the sample to get into in the collection cylinder 301, the sample in the exhaust gas can be attached to sample ventilation piece 308 afterwards, thereby accomplish the sample, all the other air can pass disinfection net 310, the virus can be killed by collection cylinder 301 this moment, can further accomplish purification treatment when gas passes the active carbon filter screen, thereby avoid causing environmental pollution's problem.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. Respiratory tract sample mask collector based on respiratory tract pathogen detection is characterized by comprising a mask body (100) for covering the mouth and nose of a person to be collected, wherein two sides of the mask body (100) are symmetrically provided with a lace (101) which is used for being matched with ears to fix the mask body (100), the lace (101) is made of an elastic material, and the lace (101) is provided with an adjusting piece for folding and contracting the lace;
a sealing ring (107) which is used for being attached to the face of a person is arranged on the inner side surface of the mask body (100);
an exhalation port is seted up on gauze mask body (100) surface at sealing ring (107) place, gauze mask body (100) lateral surface is equipped with and is used for exhaling mouth (104) that the mouth covered with breathing, the mouth of exhaling (104) is gone up to the outside and is constructed a buffer chamber, the mouth of exhaling (104) surface is equipped with one-way inlet port (105) that are used for inhaling clean gas, one-way inlet port (105) inside disposes the check valve that admits air, the mouth of exhaling (104) surface still is equipped with and is used for triggering trigger unit (200) that cough or sneeze, the mouth of exhaling (104) surface still is equipped with and is used for collecting the exhaust collection unit (300) that produces the sample in coughing or sne.
2. The respiratory tract sample mask collector based on respiratory tract pathogen detection according to claim 1, wherein the trigger unit (200) comprises a liquid medicine inlet hole (205) arranged on the mask body (100), a one-way valve for air intake is arranged at the position of the liquid medicine inlet hole (205) in a matching manner, a second connecting leg (207) is arranged on the mask body (100) where the liquid medicine inlet hole (205) is arranged, a medicine cartridge (201) is in threaded fit with the second connecting leg (207), a third rubber plug plate (204) is arranged at the lower port of the medicine cartridge (201) in a matching manner, a first needle tube (206) for puncturing the third rubber plug plate (204) is communicated with the mask body (100) where the liquid medicine inlet hole (205) is arranged, and a second rubber plug plate (203) corresponding to the third rubber plug plate (204) is arranged inside the medicine cartridge (201), a trigger chamber for buffering trigger gas is constructed between the second rubber plug plate (203) and the third rubber plug plate (204), a storage cavity (202) for storing the trigger gas is arranged inside the medicine cylinder (201) on the upper side of the second rubber plug plate (203), and an air supply structure for supplying medicine liquid in the storage cavity (202) into the trigger chamber is further arranged at the upper end of the medicine cylinder (201).
3. The respiratory tract sample mask collector based on respiratory tract pathogen detection according to claim 1, wherein the mask body (100) on the upper side of the sealing ring (107) is provided with an amorphous fixing strip (106) for auxiliary fixation.
4. The respiratory tract sample mask collector based on respiratory tract pathogen detection according to claim 2, wherein the air supply structure comprises a sliding hole arranged at the end of the medicine cartridge (201), a pressing button (209) is arranged in the sliding hole in a matching manner, the pressing button (209) is connected with the medicine cartridge (201) through a return spring, the lower end of the pressing button (209) is connected with a communicating needle post (210) which extends into the storage cavity (202), the lower end of the medicine cartridge (201) is provided with an administration channel (208), and the side surface of the communicating needle post (210) is provided with a side hole (211) which is communicated with the administration channel (208).
5. The respiratory tract sample mask collector based on respiratory tract pathogen detection according to claim 1, wherein the exhaust collecting unit (300) comprises a first exhaust hole (305) and a collecting cylinder (301) which are arranged on the surface of the mask body (100), a one-way valve only allowing gas to be exhausted is arranged at the first exhaust hole (305), the first exhaust hole (305) is communicated with a first needle tube (303) arranged on the surface of the mask body (100), an air guide channel (304) communicated with the first exhaust hole (305) is arranged inside the first needle tube (303), a first connecting leg (306) is further arranged on the mask body (100) outside the first needle tube (303), and the lower end of the collecting cylinder (301) is in threaded connection with the first connecting leg (306);
the inside sliding fit of surge drum (301) has a piston sampling board (302), be equipped with a plurality of blow vent on piston sampling board (302), the cooperation of blow vent department is equipped with sample adnexed sample aeration piece (308) of being convenient for, port department cooperation is equipped with one and is used for shutoff surge drum (301) to prevent that the sample from polluting first rubber cock board (307) of outside air, surge drum (301) other end is equipped with and is used for carrying out the absorbent active carbon filter screen that filters to the exhaust, is close to inside disinfection net (310) that is arranged in carrying out the sterilization with active virus in the exhaust of being equipped with of surge drum (301) of active carbon filter screen.
6. The respiratory tract sample mask collector based on respiratory tract pathogen detection according to claim 5, wherein a clamping head for clamping and sampling is arranged at the middle position of the lower end of the piston sampling plate (302).
7. The respiratory tract sample mask collector based on respiratory tract pathogen detection according to claim 5, wherein the inner wall of the collecting cylinder (301) is further provided with a limiting block (309) for preventing the piston sampling plate (302) from being excessively displaced.
8. The respiratory tract sample mask collector based on respiratory tract pathogen detection according to claim 1, wherein the adjusting piece comprises a second adhesive strip (103) and a first adhesive strip (102) which are arranged on the upper side surface of the lacing (101), the first adhesive strip (102) and the second adhesive strip (103) are arranged in a straight line, and the first adhesive strip (102) and the second adhesive strip (103) are arranged in a straight line at the beginning.
9. The respiratory tract sample mask collector based on respiratory tract pathogen detection according to claim 8, wherein the first adhesive strip (102) and the second adhesive strip (103) are arranged on the upper surface or the outer surface of the lacing (101).
10. The method for collecting a respiratory tract sample mask collector based on respiratory tract pathogen detection according to any one of claims 1-9, wherein a trigger unit (200) for triggering coughing or sneezing is placed on the mask body (100) according to requirements, then the mask body (100) is worn, then the exhaust gas collection unit (300) is installed on the mask body (100), at this time, the trigger unit (200) is triggered through a gas supply structure, so that a person to be sampled sneezes or coughs, the generated high-pressure gas flow carries a sample into the collection cylinder (301), then the sample in the exhaust gas adheres to the sampling ventilation block (308), so that the sampling is completed, the rest of the air passes through the disinfection grid (310), at this time, viruses are killed by the collection cylinder (301), and the purification treatment is completed when the gas passes through the activated carbon filter screen, thereby avoiding the problem of environmental pollution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110223205.6A CN113017703A (en) | 2021-03-01 | 2021-03-01 | Respiratory tract sample mask collector and method based on respiratory tract pathogen detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110223205.6A CN113017703A (en) | 2021-03-01 | 2021-03-01 | Respiratory tract sample mask collector and method based on respiratory tract pathogen detection |
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| CN113017703A true CN113017703A (en) | 2021-06-25 |
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| CN202110223205.6A Pending CN113017703A (en) | 2021-03-01 | 2021-03-01 | Respiratory tract sample mask collector and method based on respiratory tract pathogen detection |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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