CN107132322A - Tuberculosis breathes out secretion analytical equipment - Google Patents

Tuberculosis breathes out secretion analytical equipment Download PDF

Info

Publication number
CN107132322A
CN107132322A CN201710580460.XA CN201710580460A CN107132322A CN 107132322 A CN107132322 A CN 107132322A CN 201710580460 A CN201710580460 A CN 201710580460A CN 107132322 A CN107132322 A CN 107132322A
Authority
CN
China
Prior art keywords
tuberculosis
secretion
analytical equipment
rack
display control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201710580460.XA
Other languages
Chinese (zh)
Inventor
任琦
郑国颖
王曼曼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North China University of Science and Technology
Original Assignee
North China University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by North China University of Science and Technology filed Critical North China University of Science and Technology
Priority to CN201710580460.XA priority Critical patent/CN107132322A/en
Publication of CN107132322A publication Critical patent/CN107132322A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004Gaseous mixtures, e.g. polluted air
    • G01N33/0009General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0011Sample conditioning
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/04Heat
    • A61L2/06Hot gas
    • A61L2/07Steam
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/18Liquid substances or solutions comprising solids or dissolved gases
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • A61L9/16Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/18Radiation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/22Devices for withdrawing samples in the gaseous state
    • G01N1/2202Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling

Abstract

Secretion analytical equipment is breathed out the present invention relates to a kind of tuberculosis, is related to detection and analysis technical field, cumbersome when solving to analyze the secretion that tuberculosis patient is breathed out present in the prior art and inaccurate technical problem of diagnosis.The tuberculosis exhalation secretion analytical equipment of the present invention includes rack, collecting unit, analytic unit and display control unit are provided with rack, the gas that can be breathed out the tuberculosis patient collected by blow gun is delivered to analytic unit and is analyzed and handled, and result is shown by display control unit;And the oral secretion of tuberculosis patient can be gathered by detection head, and is sealed against in sample room, to carry out the analysis inspection work of next step;Its inspection is convenient and swift, because the gas that patient breathes out can be monitored on-line directly, therefore ensure that the accuracy and agility of result;In addition, its sampling process is convenient and simple, extra injury can't be caused to sufferer.

Description

Tuberculosis breathes out secretion analytical equipment
Technical field
The present invention relates to technical field is tested and analyzed, particularly a kind of tuberculosis breathes out secretion analytical equipment.
Background technology
At present, transmission of tuberculosis approach typically easily causes propagation lungy than wide by breathing droplet infection, And for diagnosis lungy, detection approach is comparatively laborious in the past, and disease is diagnosed by detecting the percentage of tuberculosis germ in blood Shape, detection cycle is long, and testing result is relatively simple, easily causes mistaken diagnosis, tuberculosis patient exhaled gas and oral cavity secretion Substantial amounts of tuberculosis germ is usually contained in thing, conventional equipment can not be diagnosed the state of an illness by secretion, if things go on like this, be greatly increased The work difficulty of medical worker.
The content of the invention
The present invention provides a kind of tuberculosis exhalation secretion analytical equipment, for solving present in prior art to tuberculosis Cumbersome and diagnosis inaccurate technical problem during the secretion analysis of patient's exhalation.
The present invention provides and is provided with collection on a kind of tuberculosis exhalation secretion analytical equipment, including rack, the rack Unit, analytic unit and display control unit, the analytic unit respectively with the collecting unit and the display control unit It is connected;
The collecting unit includes being arranged on the detection head and blow gun outside the rack, the detection head and the rack Interior sample room is connected;The blow gun is connected with the analytic unit.
In one embodiment, the inside of the detection head is respectively arranged with visual probe, acquisition probe and sample and received Collector, the visual probe is electrically connected with the display control unit, and the acquisition probe is connected with the sample collection tube, The sample collection tube is connected by mozzle with the test tube in the sample room.
In one embodiment, the analytic unit include the coating distribution apparatus that is connected with the blow gun and with it is described The sterilization treatment device that waste outlet on rack is connected, the coating distribution apparatus passes through crossover connection and the sterilization treatment Device is connected.
In one embodiment, the coating distribution apparatus includes the coating and analysis layer of setting side by side up and down, described Crossover connection is arranged on the lower section of the analysis layer.
In one embodiment, distribution hole is provided with the analysis layer, the bottom of the analysis layer is logical provided with analysis The scanning sensor electrically connected with the display control unit is provided with road, the analysis channel.
In one embodiment, the sterilization treatment device includes the PAN-ACF layer set gradually and sterilizing layer, The PAN-ACF layer is connected with the crossover connection, and the sterilizing layer is connected with the waste outlet, the sterilizing layer Lower section is provided with infrared sterilizing lamp tube.
In one embodiment, the sterilization for the processing that carried out disinfection to the collecting unit is provided with the rack Device, the chlorination equipment is provided with dense block.
In one embodiment, the chlorination equipment includes ventilation dividing plate, the water filling above the ventilation dividing plate Pipe and the electric heater below the ventilation dividing plate, the downside of the electric heater is provided with dry-burning prevention device.
In one embodiment, the outside of the detection head is provided with containment vessel, and the containment vessel is protected provided with sterile Cuticula.
In one embodiment, the surface of the rack is provided with the hiding mouth of screen, and the display control unit includes It is slideably positioned in the display screen in the hiding mouth of the screen.
Compared with prior art, the advantage of the invention is that:The tuberculosis patient collected can be breathed out by blow gun Gas be delivered to analytic unit and analyzed and handled, and result is shown by display control unit;And pass through Detection head can gather the oral secretion of tuberculosis patient, and be sealed against in sample room, to carry out point of next step Analysis checks work;Its inspection is convenient and swift, because the gas that patient breathes out can be monitored on-line directly, therefore ensure that result Accuracy and agility;In addition, its sampling process is convenient and simple, extra injury can't be caused to sufferer.
Brief description of the drawings
The invention will be described in more detail below based on embodiments and refering to the accompanying drawings.
Fig. 1 is the dimensional structure diagram that tuberculosis in embodiments of the invention breathes out secretion analytical equipment;
Fig. 2 is the structural representation of the detection head shown in Fig. 1;
Fig. 3 is the structural representation of coating distribution apparatus shown in Fig. 1;
Fig. 4 is the structural representation of sterilization treatment device shown in Fig. 1;
Fig. 5 is the structural representation of chlorination equipment shown in Fig. 1.
In the accompanying drawings, identical part uses identical reference.Accompanying drawing is not drawn according to actual ratio.
Reference:
1- racks;2- collecting units;3- analytic units;
4- display control units;5- sample room;11- waste outlets;
12- chlorination equipments;13- dense blocks;14- screens hide mouth;
21- detection heads;22- visually pops one's head in;23- acquisition probes;
24- sample collection tubes;25- blow guns;26- rubber rings;
31- coating distribution apparatus;32- sterilization treatment devices;33- crossover connections;
41- display screens;42- hidden switchs;121- ventilation dividing plates;
122- water injection pipes;123- water injection pipes;124- dry-burning prevention devices;
311- coatings;312- analysis layers;313- distribution holes;
314- analysis channels;315- scanning sensors;321- PAN-ACFs layer;
322- sterilizing layers;The infrared sterilizing lamp tubes of 323-.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Set as shown in figure 1, the present invention is provided on a kind of tuberculosis exhalation secretion analytical equipment, including rack 1, rack 1 Be equipped with collecting unit 2, analytic unit 3 and display control unit 4, analytic unit 3 respectively with collecting unit 2 and display control unit 4 are connected.
Collecting unit 2 includes being arranged on the detection head 21 and blow gun 25 outside rack 1, detection head 21 and the sample in rack 1 This room 5 is connected;Blow gun 25 is connected with analytic unit 3.
The exhaled gas of tuberculosis patient can be collected by blow gun 25, and is transported to analytic unit 3 and is divided After analysis and processing, result is shown by display control unit 4;The mouth of tuberculosis patient can be gathered by detection head 21 Solinocrine thing, and be sealed against in sample room 5, to carry out the analysis inspection work of next step.
Specifically, blow gun 25 is tubaeform, and it is connected by flexible pipe with analytic unit 3.Blow gun 25 is disposable blow gun, is blown The position contacted on mouth 25 with the oral area of patient is provided with rubber ring 26.In addition, being connected with rubber between blow gun 25 and flexible pipe Sealing ring, to increase the sealing connected between flexible pipe and blow gun 25, prevents secretion is spilt from polluting.
In one embodiment, as shown in Fig. 2 the inside of detection head 21 is respectively arranged with visual probe 22, acquisition probe 23 and sample collection tube 24, visual probe 22 is electrically connected with display control unit 4, and acquisition probe 23 is connected with sample collection tube 24 Logical, sample collection tube 24 is connected by mozzle with the test tube in sample room 5.As shown in Fig. 2 visually probe 22 can be to patient's Oral environment and sampling process are monitored, and strictly control sampling quantity.
Rack 1 is internally provided with sample room 5, and being internally provided with test tube, sample collection tube 24 for sample room 5 collect Patient oral secretion by mozzle import test tube in, by 22 control sampling quantities of visually popping one's head in, when sampling quantity reaches It is required that when, stop sampling, and test tube is separated with mozzle, it is put into after test tube is sealed on rack for test tube, detection head 21 and water conservancy diversion Pipe, which is put into chlorination equipment 12, carries out sterilization processing.
In addition, the one end of detection head 21 not with patient's oral contact is provided with detachable connector, pass through detachable connector energy Enough change detection head 21
The outside of detection head 21 is provided with containment vessel, and containment vessel is provided with sterility protection film, to enter to visual probe 22 Row protection.
In the present embodiment, analytic unit 3 include the coating distribution apparatus 31 that is connected with detection head 21 and with rack 1 The connected sterilization treatment device 32 of waste outlet 11, coating distribution apparatus 31 passes through crossover connection 33 and the phase of sterilization treatment device 32 Even.
As shown in figure 1, blow gun 25 is connected with coating distribution apparatus 31, the gas that patient is breathed out by blow gun 25 passes through flexible pipe It is transported in coating distribution apparatus 31, after tested, is carried out disinfection sterilization processing by sterilization treatment device 32.
Specifically, as shown in figure 3, coating distribution apparatus 31 includes the coating 311 and analysis layer 312 of setting side by side up and down, Crossover connection 33 is arranged on the lower section of analysis layer 312.
Distribution hole 313 is provided with analysis layer 312, the bottom of analysis layer 312 is provided with analysis channel 314, analysis channel 314 On be provided with the scanning sensor 315 electrically connected with display control unit 4.
The gas of patient's exhalation is by flexible pipe respectively through coating 311 and analysis layer 312, the scanning coating of scanning sensor 315 Processing is compared in 311 change, and the microprocessor that the consequential signal is transferred in display control unit 4, then will Object information is shown.
Gas after analysis reaches sterilization treatment device 32 and carries out sterilization processing.Specifically, as shown in figure 4, going out Bacterium processing unit 32 includes the PAN-ACF layer 321 set gradually and sterilizing layer 322, PAN-ACF layer 321 and crossover connection 33 are connected, and sterilizing layer 322 is connected with waste outlet 11, and the gas after the processing of sterilization treatment device 32 is by waste outlet 11 are discharged.In addition, the lower section of sterilizing layer 322 is provided with infrared sterilizing lamp tube 323, infrared sterilizing lamp tube 323 and is provided with Infrared controller is provided with Infrared Transmission line, Infrared Transmission line, infrared controller is electrically connected with display control unit, by showing Control unit controls its working condition.
Further, the chlorination equipment 12 for the processing that carried out disinfection to detection head 21, chlorination equipment are provided with rack 1 12 are provided with dense block 13.
Alternatively, as shown in figure 5, chlorination equipment 12 includes ventilation dividing plate 121, the water filling positioned at the top of ventilation dividing plate 121 Pipe 122 and the electric heater 123 positioned at the lower section of ventilation dividing plate 121, the downside of electric heater 123 is provided with dry-burning prevention device 124.
Sterilizing processing can be carried out to the sample room 5 in detection head 21 and rack 1 by chlorination equipment 12, make it not Can influence next time normal uses.
Alternatively, chlorination equipment 12 includes disinfectant atomization rod and disinfectant accepts box, and disinfectant is atomized rod by disinfectant The disinfectant atomization in box is accepted, and the inside for exporting to rack 1 by disinfectant leadout hole carries out disinfection processing.
In one embodiment, the surface of rack 1 is provided with the hiding mouth 14 of screen, and display control unit 4, which includes hiding, to be opened Close 42 and the display screen 41 being slideably positioned in the hiding mouth 14 of screen.The lifting of display screen 41 is can control by hidden switch, i.e., When display screen 41 is off working state, it drops to the inside of rack 1;When display screen 41 is working condition, it rises to rack 1 Outside;It is the compact conformation of whole device, using more convenient.
Although by reference to preferred embodiment, invention has been described, is not departing from the situation of the scope of the present invention Under, various improvement can be carried out to it and part therein can be replaced with equivalent.Especially, as long as in the absence of structure punching Prominent, the every technical characteristic being previously mentioned in each embodiment can combine in any way.The invention is not limited in text Disclosed in specific embodiment, but all technical schemes including falling within the scope of the appended claims.

Claims (10)

1. a kind of tuberculosis breathes out secretion analytical equipment, it is characterised in that including rack (1), be provided with the rack (1) Collecting unit (2), analytic unit (3) and display control unit (4), the analytic unit (3) respectively with the collecting unit (2) It is connected with the display control unit (4);
The collecting unit (2) includes being arranged on the outside detection head (21) of the rack (1) and blow gun (25), the detection head (21) it is connected with the sample room (5) in the rack (1);The blow gun (25) is connected with the analytic unit (3).
2. tuberculosis according to claim 1 breathes out secretion analytical equipment, it is characterised in that the detection head (21) Inside is respectively arranged with visual probe (22), acquisition probe (23) and sample collection tube (24), the visual probe (22) and institute Display control unit (4) electrical connection is stated, the acquisition probe (23) is connected with the sample collection tube (24), and the sample is received Collector (24) is connected by mozzle with the test tube in the sample room (5).
3. tuberculosis according to claim 1 breathes out secretion analytical equipment, it is characterised in that the analytic unit (3) It is connected including the coating distribution apparatus (31) being connected with the blow gun (25) and with the waste outlet (11) on the rack (1) Sterilization treatment device (32), the coating distribution apparatus (31) passes through crossover connection (33) and sterilization treatment device (32) phase Even.
4. tuberculosis according to claim 3 breathes out secretion analytical equipment, it is characterised in that the coating distribution apparatus (31) coating (311) and analysis layer (312) of setting side by side up and down are included, the crossover connection (33) is arranged on the analysis layer (312) lower section.
5. tuberculosis according to claim 4 breathes out secretion analytical equipment, it is characterised in that the analysis layer (312) On be provided with distribution hole (313), the bottom of the analysis layer (312) is provided with analysis channel (314), the analysis channel (314) On be provided with the scanning sensor (315) electrically connected with the display control unit (4).
6. the tuberculosis exhalation secretion analytical equipment according to any claim in claim 3-5, it is characterised in that The sterilization treatment device (32) includes the PAN-ACF layer (321) set gradually and sterilizing layer (322), the absorbing carbon fiber Attached layer (321) is connected with the crossover connection (33), and the sterilizing layer (322) is connected with the waste outlet (11), described to go out Infrared sterilizing lamp tube (323) is provided with below bacterium layer (322).
7. the tuberculosis exhalation secretion analytical equipment according to any claim in claim 1-4, it is characterised in that The chlorination equipment (12) for the processing that carried out disinfection to the collecting unit (2), the sterilization dress are provided with the rack (1) (12) are put provided with dense block (13).
8. tuberculosis according to claim 7 breathes out secretion analytical equipment, it is characterised in that the chlorination equipment (12) Including dividing plate (121) of ventilating, the water injection pipe (122) above the ventilation dividing plate (121) and positioned at the ventilation dividing plate (121) electric heater (123) below, the downside of the electric heater (123) is provided with dry-burning prevention device (124).
9. the tuberculosis exhalation secretion analytical equipment according to any claim in claim 1-4, it is characterised in that The outside of the detection head (21) is provided with containment vessel, and the containment vessel is provided with sterility protection film.
10. the tuberculosis exhalation secretion analytical equipment according to any claim in claim 1-4, its feature exists In the surface of the rack (1) is provided with screen and hides mouth (14), and the display control unit (4) includes hidden switch (42) With the display screen (41) being slideably positioned in the hiding mouth (14) of the screen.
CN201710580460.XA 2017-07-17 2017-07-17 Tuberculosis breathes out secretion analytical equipment Withdrawn CN107132322A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710580460.XA CN107132322A (en) 2017-07-17 2017-07-17 Tuberculosis breathes out secretion analytical equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710580460.XA CN107132322A (en) 2017-07-17 2017-07-17 Tuberculosis breathes out secretion analytical equipment

Publications (1)

Publication Number Publication Date
CN107132322A true CN107132322A (en) 2017-09-05

Family

ID=59737807

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710580460.XA Withdrawn CN107132322A (en) 2017-07-17 2017-07-17 Tuberculosis breathes out secretion analytical equipment

Country Status (1)

Country Link
CN (1) CN107132322A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108309358A (en) * 2018-01-31 2018-07-24 上海交通大学医学院附属上海儿童医学中心 Nipple type detection device
CN112932459A (en) * 2021-01-29 2021-06-11 西安交通大学第二附属医院 Noninvasive analysis device and noninvasive analysis system for respiratory disease detection

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204142728U (en) * 2014-11-01 2015-02-04 王东 Tuberculosis exhalation secretion analytical equipment
CN204218867U (en) * 2014-11-13 2015-03-25 王俊玲 Breathe diagnosis instrument
CN104757974A (en) * 2015-01-21 2015-07-08 申瑞娟 Balanced breath detection device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204142728U (en) * 2014-11-01 2015-02-04 王东 Tuberculosis exhalation secretion analytical equipment
CN204218867U (en) * 2014-11-13 2015-03-25 王俊玲 Breathe diagnosis instrument
CN104757974A (en) * 2015-01-21 2015-07-08 申瑞娟 Balanced breath detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108309358A (en) * 2018-01-31 2018-07-24 上海交通大学医学院附属上海儿童医学中心 Nipple type detection device
CN112932459A (en) * 2021-01-29 2021-06-11 西安交通大学第二附属医院 Noninvasive analysis device and noninvasive analysis system for respiratory disease detection

Similar Documents

Publication Publication Date Title
US7785265B2 (en) Monitoring device and method
CN111358439A (en) General practitioner robot system
CN106419834A (en) Methods and devices for detecting bowel perforation
CN107132322A (en) Tuberculosis breathes out secretion analytical equipment
DE102008030536A1 (en) Spirometer with exchangeable flow tube
WO2015174888A1 (en) Method of detecting explosives and other target substances
CN102749415B (en) Expired air analysis device and method
CN104764893A (en) Full-automatic blood analysis device
CN108273173A (en) A kind of disposable breathing circuit filter being conveniently replaceable
CN106037809A (en) Anesthesia depth monitoring device for anesthesia department
CN209574697U (en) A kind of portable multi-function lung function instrument
CN204142728U (en) Tuberculosis exhalation secretion analytical equipment
CN207366525U (en) Compressed air quality analytical equipment
CN104198687A (en) Clinical laboratory saliva detector
CN104856630B (en) Enteroscopy analytical equipment
CN108267480A (en) One kind exhales hydrogen functions of intestines and stomach and disease detecting system and detection method
CN205941349U (en) Infrared gaseous disease detection auxiliary instrument
CN113686790A (en) Expired gas detection system and method for lung cancer screening
US20110196214A1 (en) Fetal Scalp Blood Analyzer
CN106896045A (en) A kind of micro-integrated breath mask recruitment evaluation device
CN106066270A (en) A kind of full-automatic exhalation test apparatus and method
CN215115751U (en) Medical operating room
JP6782482B2 (en) Gas sampling device for breath gas analysis
CN107478457B (en) A kind of clinical laboratory's sample acquisition feeding device for inspection
CN213000053U (en) Biological safety cabinet

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20170905

WW01 Invention patent application withdrawn after publication