CN109995977A - A kind of tongue image collecting device - Google Patents

A kind of tongue image collecting device Download PDF

Info

Publication number
CN109995977A
CN109995977A CN201910254671.3A CN201910254671A CN109995977A CN 109995977 A CN109995977 A CN 109995977A CN 201910254671 A CN201910254671 A CN 201910254671A CN 109995977 A CN109995977 A CN 109995977A
Authority
CN
China
Prior art keywords
module
motor
main control
tongue image
tongue
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.)
Pending
Application number
CN201910254671.3A
Other languages
Chinese (zh)
Inventor
逯鹏
刘超
韩昕哲
王汉章
赵华强
刘良余
朱西昆
陈海洋
韩坤峰
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.)
Zhengzhou University
Original Assignee
Zhengzhou University
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 Zhengzhou University filed Critical Zhengzhou University
Priority to CN201910254671.3A priority Critical patent/CN109995977A/en
Publication of CN109995977A publication Critical patent/CN109995977A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Abstract

The invention discloses a kind of tongue image collecting devices, including mechanical framework, main control module, motor drive module, motor module, image capture module, central processing module, it is characterised in that: the mechanical framework includes pedestal, turntable, principal arm, auxiliary, round tray；The main control module is STM32 single-chip microcontroller；The motor drive module is motor servo driver；The motor module is servo motor；The image capture module includes macro head, light source, Tuo Zui, lower-jaw support, protection pad；The central processing module is PC machine, the present apparatus acquires tongue image by camera, PC machine is uploaded to be analyzed and export result, information acquisition module is connect with message processing module by USB, message processing module is connect with main control module by USB, main control module is connect with motor drive module by I2C, and the invention discloses a kind of tongue image collecting devices, devises a kind of tongue image-pickup method according to the tongue image collecting device.

Description

A kind of tongue image collecting device
Technical field
The present invention relates to the field of medical instrument technology, in particular to a kind of tongue image collecting device.
Background technique
In recent years, the total dead ratio of Chinese chronic disease death Zhan does not rise, and chronic disease has become crowd master at this stage The cause of death is wanted, Chinese stem " health control blue book " is issued within 2018, and blue book points out that chronic diseases in China number of the infected exists 300000000 or so, present " number of patients is more, sick time is long, medical treatment cost is high, demand for services is big " the characteristics of, chronic disease is examined Disconnected and treatment, Chinese medicine means can play unique advantage, and existing whole nation work of Chinese medicine personnel only have 500,000 people, and national old docter of TCM is current Less than 300 people, the popularization and use of Chinese medicine instrument help to alleviate the understaffed contradiction of traditional Chinese physician, and observation is the Chinese medicine four methods of diagnosis Important link, assist traditional Chinese physician's observation to be referred to as the inexorable trend of Development of Traditional Chinese Medicine with tongue diagnosing instrument.
Tcm inspection requires height to light condition, however indoor illumination environment is with the fine yin variation of weather and the early, middle and late sun Light intensity and change, extreme influence is caused to doctor diagnosed；Diagnostic result is obtained by doctor's subjective judgement, and different physicians obtain Conclusion out is often different；Existing the at high cost of tongue diagnosing instrument equipment, volume are big, complicated for operation, are not easy to promote the use of, therefore, It is necessary to design a kind of light stabilisation, can automatically analyze diagnosis, low in cost, small in size, flexible operation, be suitable for family's ring Border, convenient for popularization tongue as acquisition device, the clear tongue picture for meeting light condition can be acquired, computer is uploaded to and analyzed, it is defeated Conclusion out assists the diagnosing and treating of doctor.
Of the invention a kind of tongue image collecting device and acquisition method are bonded to form dark ring with human face using support mouth Border, while by the way of light emitting diode light filling, tongue image information is acquired by macro head, meets tongue picture acquisition when institute The single stable light conditions needed, can take clear tongue picture；The image taken is saved and is handled using PC machine, And introduce image analysis algorithm and acquisition tongue picture is automatically analyzed, obtain diagnostic result；Using PC, main control chip, servo electricity The gradual control method of machine driver, servo motor, can be realized the accurate movement of slight distance, and auxiliary camera is precisely right Coke, flexible operation is simple, is suitable for home environment.
Therefore, the present invention is directed to Traditional Chinese Medicine diagnostic method and existing tongue diagnosing instrument equipment shortcoming, has invented one kind Tongue image collecting device and acquisition method.
Summary of the invention
Traditional Chinese Medicine diagnostic method light condition is difficult to meet, diagnoses, diagnostic result subjective spy high to doctor's skill requirement Obvious and existing the at high cost of tongue diagnosing instrument equipment, the problem that volume is big, complicated for operation are levied, proposes a kind of light stabilisation, can To automatically analyze diagnosis, low in cost, small in size, flexible operation, suitable for home environment, convenient for the tongue Image Acquisition of popularization Device；It is bonded to form dark surrounds with face using support mouth, while by the way of light emitting diode light filling, by macro head Tongue image information is acquired, required single stable light conditions when tongue Image Acquisition are met；Using PC, main control chip, servo The gradual control method of motor driver, servo motor, can be realized the accurate movement of slight distance, can be with auxiliary camera essence Quasi- focusing；The image taken is saved and handled using PC, modification and tune convenient for image analysis algorithm correlative coding Examination.
In order to achieve the above objectives, technical solution provided by the invention is.
A kind of tongue image collecting device, it is characterised in that: the device includes mechanical framework, main control module, motor Drive module, motor module, image capture module, central processing module, the mechanical framework include pedestal, turntable, principal arm, Auxiliary, round tray；The main control module is STM32 single-chip microcontroller；The motor drive module is motor servo driver； The motor module is servo motor；The image capture module includes macro head, light source, support mouth frame, lower jaw support Frame, protection pad；The central processing module is PC machine, and the present apparatus acquires tongue image by camera, uploads to PC machine progress It analyzes and exports as a result, information acquisition module is connect with message processing module by USB, message processing module and main control module are logical USB connection is crossed, main control module is communicated with motor module by I2C.
A kind of tongue image-pickup method, acquisition method are as follows: 1. patient mouth are devised according to the tongue image collecting device Portion covers disposable paper support mouth, and lower jaw is leaned against on the cushion of lower-jaw support, and paper support mouth stretches to support mouth frame bottom；2. opening Camera, PC machine show image preview；3. finely tuning camera position according to image preview, main control module controls servo motor driving Device issues pulse signal, so that it is driven major and minor arm movement, realizes that camera position is mobile, when patients mouth's image clearly Stop；4. patient stretches out tongue, camera shoots tongue image；5. the image shot is uploaded to PC machine and is further processed point Analysis.
The present invention uses the gradual control method of PC, main control chip, motor servo driver, servo motor to tongue image Acquisition device carries out whole control, and message processing module is connected with main control module by USB, main control module and motor driven mould Block is rotated by I2C connection, motor drive module by PWM driving motor, and motor drives whole device to move by gear, by The method of grade control guarantees that device is able to carry out the accurate movement of slight distance.
The present invention constitutes dark surrounds using the method that support mouth is bonded with face, chooses light emitting diode as shooting process In unique light source, by macro head shoot tongue image, meet required single stable light conditions when tongue Image Acquisition, The clear tongue image under the conditions of single light source can be taken.
The present invention uses PC machine as central processing module, wherein built-in upper computer software, can show camera preview Image, according to image preview, the position of camera can be controlled by directly operating host computer, and deflecting realizes camera Focusing, core of the PC as system improve the portability of device, while realizing human-computer interaction function by upper computer software Energy.
The mechanical framework includes pedestal, turntable, principal arm, auxiliary, round tray.
The main control module is STM32 single-chip microcontroller.
The motor drive module is L298n motor drive module.
The motor module is AC servo motor.
The image capture module includes Kingsen macro head, natural white light-emitting diodes, support mouth frame, lower jaw support Frame, protection pad.
The central processing module is PC machine.
Using Analyzing on Building A Planning Scheme of the invention, compared with prior art, have the advantages that.
(1) a kind of tongue image collecting device of the invention uses PC machine, main control chip, motor servo driver, servo The gradual control method of motor carries out whole control to tongue image collecting device, and message processing module and main control module pass through USB connection, main control module are connected with motor drive module by I2C, and motor drive module is rotated by PWM driving motor, electricity Machine drives whole device movement by gear, and the method for gradual control guarantees that device is able to carry out the accurate movement of slight distance.
(2) a kind of tongue image collecting device of the invention constitutes dark surrounds using the method that support mouth is bonded with face, Light emitting diode is chosen as unique light source in shooting process, tongue image is shot by macro head, meets tongue image Required single stable light conditions when acquisition can take the clear tongue image under the conditions of single light source.
(3) a kind of tongue image collecting device PC machine of the invention is as central processing module, wherein built-in host computer is soft Part can show camera preview image, and according to image preview, the position of camera can be controlled by directly operating host computer System, deflecting realize the focusing of camera, and core of the PC machine as system improves the portability of device, while by upper Position machine software realization human-computer interaction function.
(4) a kind of tongue image collecting device of the invention is adopted during tongue Image Acquisition using tongue image The acquisition method of acquisition means finely tunes camera position according to image preview, is issued and instructed to main control module by PC, main control module It controls motor servo driver and issues pulse signal, so that it is driven major and minor arm movement, realize that camera position is mobile, arrive patient When mouth image is clear, tongue image is shot, PC machine is uploaded to and is further processed analysis, analysis result auxiliary doctor's examines It is disconnected.
Detailed description of the invention
Fig. 1 is the tongue image collecting device machinery frame composition.
Fig. 2 is the control figure of the tongue image collecting device.
Fig. 3 is the algorithm flow chart of the tongue image collecting device.
Specific embodiment
The invention will be further described with the following Examples.
Referring to Fig. 1, a kind of tongue image collecting device, including pedestal 1, principal arm 2, turntable 21, bar shaped gear 22, auxiliary 3, round tray 4, light source 5, camera 6, support mouth frame 7, protection pad 8, lower-jaw support 9, servo motor A, servo motor B, servo electricity Machine driver a, motor servo driver b, STM32 master control borad and host computer d, protection pad 8 and lower-jaw support 9 are fixed, acquire tongue When portion's image, patient leans against lower jaw on the protection pad of lower-jaw support, and wherein protection pad uses liquid-state silicon gel material, improves comfort level, Prevent patient's head sliding in tongue image acquisition process from influencing shooting effect simultaneously.
Referring to Fig. 1, servo motor A is fixed on pedestal 1, fixed gear and turntable 21 hang down in servo motor A shaft Straight tangent, turntable 21 is then fixed on main shaft 2, when the rotation of servo motor A shaft, can drive 2 turns of principal arm by turntable 21 It is dynamic；Servo motor B is fixed on auxiliary 3, and fixed gear is engaged with the bar shaped gear 22 on principal arm 2 in servo motor B shaft, When the rotation of servo motor B shaft, auxiliary 3 carries out movement in vertical direction with respect to principal arm 2.
Referring to Fig. 1, support mouth frame 7 is bonded to form dark surrounds with face, light source 5 is standard nature radiant, is tongue picture Shooting provides illumination condition, and macro head 6 is connected directly with PC machine, shows shooting process by the upper computer software d of PC machine In image preview, when shooting tongue image, can control macro head 6 by clicking the shooting button of upper computer software d It takes pictures.
The mechanical part of device uses host computer d, master control version c, motor servo driver a, b, servo referring to FIG. 1-2, The gradual control method of motor A, B, the host computer d by operating PC machine are issued in control command to STM32 master control borad c, master control Plate c connects motor servo driver a and motor servo driver b by I2C serial ports, and control servo motor a, b issue pulse letter Number, motor servo driver a is connected with servo motor A, realizes that principal arm 2 rotates, motor servo driver b and servo motor B phase Even, moving up and down for auxiliary 3 is realized, the movement of principal arm 2, auxiliary 3 in a disguised form realizes the focusing of micro-lens 6.
Referring to Fig. 3, the acquisition method of this tongue image collecting device, it is ensured that under conditions of unique natural radiant The tongue image information of patient is acquired, steps are as follows for the acquisition method.
1. patients mouth covers disposable paper support mouth, lower jaw is leaned against on the cushion of lower-jaw support, paper support mouth reclines On the support mouth frame of device.
2. initializing host computer procedure by the operation end PC, start camera, host computer shows image preview.
3. judge whether patients mouth is in preview image central location, if patients mouth is in preview image center, Execute step 4.；If patients mouth deviates preview graph as center upward or downward, pass through the upper and lower button for clicking host computer, It issuing and instructs from PC machine to main control module, main control module controls motor servo driver and issues pulse signal starting servo motor, Servo motor driving auxiliary moves up and down, and realizes that camera moves up and down, until patients mouth is in preview image central location.
4. patient stretches out tongue, whether operator judges preview image clear, if preview image is clear, thens follow the steps ⑤；If preview image is fuzzy, by clicking the left and right button of host computer, issues and instruct from PC machine to main control module, master control mould Block controls motor servo driver and issues pulse signal starting servo motor, and servo motor driving principal arm moves forward and backward, and realization is taken the photograph As head moves forward and backward, until preview image is clear.
5. clicking shooting button in host computer procedure, camera shoots tongue image, is uploaded to PC machine and is achieved, algorithm Terminate.
Dark surrounds is constituted by the method that the acquisition method support mouth of above-mentioned tongue image collecting device is bonded with face, is chosen Light emitting diode shoots tongue image as unique light source in shooting process, by macro head, meets tongue Image Acquisition Shi Suoxu single stable light conditions can take the clear tongue image under the conditions of single light source.
Basic principle of the invention, implementation process and advantages of the present invention, the technology of the industry has been shown and described above Personnel are it should be appreciated that the present invention is not limited to the above embodiments, without departing from the spirit and scope of the present invention, this hair Bright to will also have various changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention, the present invention claims Protection scope is defined by the appending claims and its equivalent thereof.

Claims (5)

1. a kind of tongue image collecting device, including mechanical framework, main control module, motor drive module, motor module, image are adopted Collect module, central processing module, it is characterised in that: the mechanical framework includes pedestal, turntable, principal arm, auxiliary, round support Disk；The main control module is STM32 single-chip microcontroller；The motor drive module is motor servo driver；The motor Module is servo motor；The image capture module includes macro head, light source, Tuo Zui, lower-jaw support, protection pad；It is described Central processing module be PC machine, the present apparatus by camera acquisition tongue image, upload to PC machine and analyzed and export knot Fruit, information acquisition module are connect with message processing module by USB, and message processing module is connect with main control module by USB, main Control module is communicated with motor drive module by I2C.
2. a kind of tongue image collecting device according to claim 1, it is characterised in that: the information acquisition module is adopted Dark surrounds is provided with the structure that support mouth is bonded with human face, is adopted by way of light emitting diode light filling, micro-lens shooting Collect tongue image.
3. a kind of tongue image collecting device according to claim 1, it is characterised in that: the mechanical framework uses PC The gradual control method of machine, main control chip, motor servo driver, servo motor.
4. a kind of tongue image collecting device according to claim 1, it is characterised in that: the information acquisition module is adopted Tongue Image Acquisition is assisted with protection pad and lower-jaw support structure.
5. a kind of acquisition method of tongue image collecting device according to claim 1, which is characterized in that including walking as follows Rapid: 1. patients mouth covers disposable paper support mouth, lower jaw is leaned against on the cushion of lower-jaw support, paper support mouth sticks on Tuo Zui On fixed bracket；2. initializing host computer procedure by the operation end PC, start camera, host computer shows image preview；3. root Camera position is finely tuned according to image preview, operator is issued to main control module by PC and instructed, and main control module controls servo electricity Machine driver issues pulse signal, so that it is driven major and minor arm movement, realizes that camera position is mobile, until patients mouth's image Stop when clear；4. operator controls camera by the host computer procedure of operation PC and shoots tongue image, it is uploaded to PC machine It is further processed analysis.
CN201910254671.3A 2019-03-31 2019-03-31 A kind of tongue image collecting device Pending CN109995977A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910254671.3A CN109995977A (en) 2019-03-31 2019-03-31 A kind of tongue image collecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910254671.3A CN109995977A (en) 2019-03-31 2019-03-31 A kind of tongue image collecting device

Publications (1)

Publication Number Publication Date
CN109995977A true CN109995977A (en) 2019-07-09

Family

ID=67131984

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910254671.3A Pending CN109995977A (en) 2019-03-31 2019-03-31 A kind of tongue image collecting device

Country Status (1)

Country Link
CN (1) CN109995977A (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102599886A (en) * 2011-01-25 2012-07-25 上海联易医疗器械技术有限公司 Novel electronic tongue diagnosis instrument
CN203691500U (en) * 2014-01-09 2014-07-02 青岛百灵信息科技有限公司 Mobile intelligent vehicle photographing device
CN105704368A (en) * 2015-12-23 2016-06-22 电子科技大学中山学院 Adaptive control method and device for face image acquisition
CN106166905A (en) * 2016-08-29 2016-11-30 成都尽知致远科技有限公司 A kind of Printing machine of band 3 D scanning system
US9585549B1 (en) * 2016-05-26 2017-03-07 Dental Smartmirror, Inc. Avoiding dazzle from lights affixed to an intraoral mirror, and applications thereof
CN106725341A (en) * 2017-01-09 2017-05-31 燕山大学 A kind of enhanced lingual diagnosis system
CN108006399A (en) * 2017-12-25 2018-05-08 成都壹橙科技有限公司 A kind of agricultural greenhouse monitoring camera easy to maintenance
CN108618784A (en) * 2018-03-14 2018-10-09 天津中医药大学 A kind of tongue diagnosing instrument easy to operation
CN108784657A (en) * 2018-06-26 2018-11-13 厦门越人健康技术研发有限公司 A kind of Chinese medicine four methods of diagnosis system and Chinese medicine four methods of diagnosis report-generating method
CN109077705A (en) * 2018-07-10 2018-12-25 芜湖圣美孚科技有限公司 A kind of tongue picture instrument is adopted as capturing processing unit and capturing processing method

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102599886A (en) * 2011-01-25 2012-07-25 上海联易医疗器械技术有限公司 Novel electronic tongue diagnosis instrument
CN203691500U (en) * 2014-01-09 2014-07-02 青岛百灵信息科技有限公司 Mobile intelligent vehicle photographing device
CN105704368A (en) * 2015-12-23 2016-06-22 电子科技大学中山学院 Adaptive control method and device for face image acquisition
US9585549B1 (en) * 2016-05-26 2017-03-07 Dental Smartmirror, Inc. Avoiding dazzle from lights affixed to an intraoral mirror, and applications thereof
CN106166905A (en) * 2016-08-29 2016-11-30 成都尽知致远科技有限公司 A kind of Printing machine of band 3 D scanning system
CN106725341A (en) * 2017-01-09 2017-05-31 燕山大学 A kind of enhanced lingual diagnosis system
CN108006399A (en) * 2017-12-25 2018-05-08 成都壹橙科技有限公司 A kind of agricultural greenhouse monitoring camera easy to maintenance
CN108618784A (en) * 2018-03-14 2018-10-09 天津中医药大学 A kind of tongue diagnosing instrument easy to operation
CN108784657A (en) * 2018-06-26 2018-11-13 厦门越人健康技术研发有限公司 A kind of Chinese medicine four methods of diagnosis system and Chinese medicine four methods of diagnosis report-generating method
CN109077705A (en) * 2018-07-10 2018-12-25 芜湖圣美孚科技有限公司 A kind of tongue picture instrument is adopted as capturing processing unit and capturing processing method

Similar Documents

Publication Publication Date Title
CN106691388A (en) Image collecting device for traditional Chinese medicine face diagnosis
WO2017031977A1 (en) Fully-automated ultrasound scanner and scan detection method
US10206644B2 (en) X-ray imaging apparatus
CN106488738A (en) Eyeground imaging system
MX2011004021A (en) Apparatus and method for imaging the eye.
CN106510638A (en) Lingual surface instrument
KR102373198B1 (en) Improvement for mammography examinations
JP2008086383A (en) Breast x-ray radiographic apparatus and breast x-ray radiographic method
CN104921704A (en) Traditional Chinese medicine diagnosing instrument
CN201658379U (en) Medical image information acquisition system
CN109995977A (en) A kind of tongue image collecting device
CN111240024A (en) Adjustable film viewing device for imaging department
CN206499447U (en) A kind of lingual surface instrument
CN109077705A (en) A kind of tongue picture instrument is adopted as capturing processing unit and capturing processing method
CN206102652U (en) Infantile finger veinlet test and finger vein gather identification equipment
CN205103160U (en) Fluorescence infrared laser image detector
CN104224126A (en) Device and system for diagnosing skin symptoms
CN106419814A (en) Movable efficient laryngoscope
CN110089991A (en) A kind of Alimentary tract disease treatment surgical endoscope positioning device and its localization method
CN205094448U (en) Portable fluorescence infrared laser image detector
WO2020103730A1 (en) Device assisting with diagnosis in traditional chinese medicine
CN109008968A (en) A kind of lightweight is scalable to examine face device and method
CN111700598B (en) Pulse feeling device
CN109965849A (en) The tongue picture collecting apparatus for diagnostic and method of forward type Image Automatic Segmentation
CN206315074U (en) Detection means

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
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190709