CN107773268A - A kind of stethoscope with heart rate detecting function - Google Patents

A kind of stethoscope with heart rate detecting function Download PDF

Info

Publication number
CN107773268A
CN107773268A CN201711057388.9A CN201711057388A CN107773268A CN 107773268 A CN107773268 A CN 107773268A CN 201711057388 A CN201711057388 A CN 201711057388A CN 107773268 A CN107773268 A CN 107773268A
Authority
CN
China
Prior art keywords
heart rate
output end
module
input
resistance
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
CN201711057388.9A
Other languages
Chinese (zh)
Inventor
欧阳林静
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.)
Foshan University
Original Assignee
Foshan 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 Foshan University filed Critical Foshan University
Priority to CN201711057388.9A priority Critical patent/CN107773268A/en
Publication of CN107773268A publication Critical patent/CN107773268A/en
Pending legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00Instruments for auscultation
    • A61B7/02Stethoscopes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024Detecting, measuring or recording pulse rate or heart rate
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024Detecting, measuring or recording pulse rate or heart rate
    • A61B5/02444Details of sensor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7225Details of analog processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Acoustics & Sound (AREA)
  • Power Engineering (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)

Abstract

The invention discloses a kind of stethoscope with heart rate detecting function, including stethoscope body, stethoscope body includes auscultation head, sound guide tube, three-pronged connector and receiver, resonance plate is provided with auscultation head, the invention also includes heart rate sensor, signal amplification module, base modules, comparison module, counting module and display module, heart rate sensor output end is connected with signal amplification module input, signal amplification module output end and base modules output end are connected with comparison module input respectively, comparison module output end is connected with counting module input, counting module output end is connected with display module input.Heart of patient jitter is converted into electric signal by the invention by heart rate sensor, effective heartbeat every time is judged by comparison module, the heart rate value of patient is calculated according to the output signal of comparison module using counting module, improves the degree of accuracy of heart rate detection.The invention is used for the heart rate value for detecting patient.

Description

A kind of stethoscope with heart rate detecting function
Technical field
The present invention relates to technical field of medical instruments, more specifically to a kind of stethoscope structure.
Background technology
When hospital outpatient register and seen a doctor, doctor is required for carrying out auscultation to patient using stethoscope first patient, Doctor, mainly to observe heart of patient bounce situation, mainly observes heart sound and heart rate situation, wherein examining using stethoscope Heart rate measuring is mainly the bounce situation for detecting patient's heart per minute.
When doctor is detected using traditional stethoscope to the heart rate situation of patient, mainly pass through artificial subjective calculating Patient heart rate situation, doctor needs to spend the time of the preceding paragraph to estimate the heart rate of patient, while heart rate detection is due to main It is to judge by subjective calculate of doctor, causes the heart rate detection of patient to lack objective judgment standard, sentence so as to increase mistake Disconnected probability.
The content of the invention
The technical problem to be solved in the present invention is:A kind of stethoscope for being capable of intelligent display patient heart rate situation is provided.
The present invention solve its technical problem solution be:
A kind of stethoscope with heart rate detecting function, including stethoscope body, the stethoscope body include auscultation head, led Sound tube, three-pronged connector and receiver, the auscultation head are connected with receiver by three-pronged connector by sound guide tube, set in the auscultation head Have a resonance plate, the invention also include heart rate sensor, signal amplification module, base modules, comparison module, counting module with And display module;Wherein described signal amplification module is used to input signal being filtered and amplifieroperation, the base modules For providing reference voltage signal, the comparison module is used for comparison signal amplification module and base modules output voltage signal Size, the counting module be used for according to comparison module output waveform calculate heartbeat number, that is, calculate heart rate value, it is described Display module display calculates the heart rate value of gained, and the display module may be mounted on three-pronged connector, can also be arranged on it His position, pass through wireless communication module, such as bluetooth module communicates to connect with counting module;The heart rate sensor output end with Signal amplification module input is connected, the signal amplification module output end and base modules output end respectively with comparison module Input is connected, and the comparison module output end is connected with counting module input, the counting module output end and display mould Block input is connected, and the heart rate sensor is arranged on inside auscultation head and resonance plate mechanical oscillation signal is converted into telecommunications Number.
As the further improvement of above-mentioned technical proposal, the heart rate sensor includes inductance coil and produces constant magnetic The permanent magnet of field, the inductance coil are arranged on resonance plate, and the permanent magnet is arranged on inside auscultation head, the inductance coil It is connected with signal amplification module input.
As the further improvement of above-mentioned technical proposal, the signal amplification module includes filter unit and amplification is single Member, the filter unit are low pass filter, and the heart rate sensor output end is connected with filter unit input, the filtering Unit output end is connected with amplifying unit input, and the amplifying unit output end is connected with comparison module input.
As the further improvement of above-mentioned technical proposal, the filter unit includes electric capacity C1, electric capacity C2, resistance R1, electricity Resistance R2, resistance R3, resistance R4 and transport and placing device A1, the resistance R1 and resistance R2 are connected on inductance coil and the same phases of transport and placing device A1 Between input, the resistance R3 and resistance R4 are connected between transport and placing device A1 output ends and earth terminal, and the transport and placing device A1 is anti- Mutually input terminates at resistance R3 and resistance R4 tie point, and the transport and placing device A1 output ends are connected on resistance R1 and electricity by electric capacity C1 R2 tie point is hindered, the electric capacity C2 both ends are connected with transport and placing device A1 in-phase input ends with earth terminal respectively, the transport and placing device A1 Output end is connected with amplifying unit input.
As the further improvement of above-mentioned technical proposal, the amplifying unit includes model MAX9812 amplifier core Piece, the filter unit output end are connected with amplifier chip input, the amplifier chip output end and comparison module phase Even.
As the further improvement of above-mentioned technical proposal, the counting module includes singlechip chip, the monolithic movement Piece input is connected with comparison module output end, and the singlechip chip output end is connected with display module input.
The beneficial effects of the invention are as follows:Heart of patient jitter is converted into electricity by the invention by heart rate sensor Signal, effective heartbeat every time, the output signal meter using counting module according to comparison module are judged by comparison module The heart rate value of patient is calculated, and result is output in display module, facilitates doctor to observe, avoids and passes through during traditional treatment Doctor's subjective consciousness judges the heart rate value of patient, improves the degree of accuracy of heart rate detection.The invention is used for the heart for detecting patient Rate value.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment Accompanying drawing is briefly described.Obviously, described accompanying drawing is the part of the embodiment of the present invention, rather than is all implemented Example, those skilled in the art on the premise of not paying creative work, can also obtain other designs according to these accompanying drawings Scheme and accompanying drawing.
Fig. 1 is the stethoscope structure schematic diagram of the invention;
Fig. 2 is the circuit module block diagram of the invention;
Fig. 3 is the signal amplification module embodiment schematic diagram of the invention.
Embodiment
Carried out below with reference to the design of embodiment and accompanying drawing to the present invention, concrete structure and caused technique effect clear Chu, complete description, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair Bright part of the embodiment, rather than whole embodiments, based on embodiments of the invention, those skilled in the art is not paying The other embodiment obtained on the premise of creative work, belongs to the scope of protection of the invention.In addition, be previously mentioned in text All annexations, not single finger element directly connect, and refer to can be according to specific implementation situation, by adding or reducing connection Element, to form more excellent circuit structure.Each technical characteristic in the invention, on the premise of not conflicting conflict Can be with combination of interactions.
1~Fig. 3 of reference picture, the invention provide a kind of stethoscope with heart rate detecting function, including stethoscope sheet Body, the stethoscope body include auscultation head 1, sound guide tube 2, three-pronged connector 3 and receiver 4, and the auscultation head 1 is by sound guide tube 2 Connected by three-pronged connector 3 with receiver 4, be provided with resonance plate in the auscultation head 1, the invention also including heart rate sensor, Signal amplification module, base modules, comparison module, counting module and display module;Wherein described signal amplification module is used for Input signal is filtered and amplifieroperation, the base modules are used to provide reference voltage signal, the comparison module is used In the size of comparison signal amplification module and base modules output voltage signal, the counting module is used for according to comparison module Output waveform calculates heartbeat number, that is, calculates heart rate value, the display module display calculates the heart rate value of gained, described aobvious Show that module may be mounted on three-pronged connector 3, other positions can also be arranged on, pass through wireless communication module, such as bluetooth mould Block communicates to connect with counting module;The heart rate sensor output end is connected with signal amplification module input, and the signal is put Big module output end and base modules output end are connected with comparison module input respectively, the comparison module output end and meter Number module input is connected, and the counting module output end is connected with display module input, and the heart rate sensor is arranged on Resonance plate mechanical oscillation signal is simultaneously converted into electric signal by the inside of auscultation head 1.
The invention operation principle is as follows, believes acoustical vibration caused by heartbeat first with heart rate sensor Number be converted into electric signal, the electric signal is input into signal amplification module is filtered and amplifieroperation, human heart it is each Bounce, when being converted into voltage signal, each cycle of beating can have a highest voltage magnitude, when signal amplification module is every When output is once more than the amplitude voltage of base modules output voltage, comparison module will export a specific level signal, should The specific visual physical circuit connected mode of level signal and determine, counting module is used for the spy for calculating two comparison modules output Determine the time difference between level, i.e., the time interval of each heartbeat, jumped so as to calculate heart within one minute indirectly The heart rate value of dynamic number, i.e. patient.
Heart of patient jitter is converted into electric signal by the invention by heart rate sensor, is sentenced by comparison module Disconnected effective heartbeat every time, the heart rate value of patient is calculated according to the output signal of comparison module using counting module, and will As a result it is output in display module, facilitates doctor to observe, avoids and disease is judged by doctor's subjective consciousness during traditional treatment The heart rate value of people, improve the degree of accuracy of heart rate detection.
Preferred embodiment is further used as, the heart rate sensor is used for the ticktack message for gathering heart of patient Number, and convert thereof into electric signal.It is described in the invention embodiment to realize the heart rate sensor function Heart rate sensor includes inductance coil and produces the permanent magnet of stationary magnetic field, and the inductance coil is arranged on resonance plate, institute Permanent magnet is stated inside auscultation head 1, the inductance coil is connected with signal amplification module input.Human heart it is each Bounce, sound can be all produced, sound, which is entered in auscultation head 1, makes the resonance plate of inside produce vibration, so as to drive inductance coil The motion of cutting magnetic induction line is done in magnetic field, produces corresponding electric signal.
Preferred embodiment is further used as, is deposited in the electric signal that heart rate sensor described in the invention is exported In certain high frequency spurs signal, easily the judged result of comparison module is impacted, while heart rate sensor is exported Electric signal is weaker, and amplitude is relatively low, and with reference to above-mentioned reason, signal amplification module described in the invention embodiment needs Filtering and enlarging function are provided simultaneously with, the signal amplification module includes filter unit and amplifying unit, and the filtering is single Member is low pass filter, and the heart rate sensor output end is connected with filter unit input, the filter unit output end with Amplifying unit input is connected, and the amplifying unit output end is connected with comparison module input.
It is further used as preferred embodiment, in the invention embodiment, the filter unit includes electricity Hold C1, electric capacity C2, resistance R1, resistance R2, resistance R3, resistance R4 and transport and placing device A1, the resistance R1 and resistance R2 are connected on Between inductance coil and transport and placing device A1 in-phase input ends, the resistance R3 and resistance R4 are connected on transport and placing device A1 output ends and ground connection Between end, the transport and placing device A1 anti-phase inputs terminate at resistance R3 and resistance R4 tie point, and the transport and placing device A1 output ends are led to The tie point that electric capacity C1 is connected on resistance R1 and resistance R2 is crossed, the electric capacity C2 both ends are respectively with transport and placing device A1 in-phase input ends with connecing Ground terminal is connected, and the transport and placing device A1 output ends are connected with amplifying unit input.Specifically, filter unit described in the present embodiment It is a second order active low pass filter, filter effect is good.
It is further used as preferred embodiment, in the invention embodiment, the amplifying unit includes type Number amplifier chip for being MAX9812, the filter unit output end is connected with amplifier chip input, the amplifier core Piece output end is connected with comparison module.The telecommunications that the present embodiment is exported using the amplifier chip of high integration to filter unit Number operation is amplified, greatly reduces the complexity of circuit structure.
It is further used as preferred embodiment, in the invention embodiment, the counting module includes single Piece movement piece, the singlechip chip input are connected with comparison module output end, the singlechip chip output end and display Module input is connected.Specifically, when singlechip chip receives the specific level signal that comparison module is exported, start Timer inside singlechip chip, when singlechip chip receives the level signal again, stop runs, together When the number of heartbeat in one minute, i.e. heart rate value are calculated according to the time interval of two level signals.
The better embodiment of the present invention is illustrated above, but the invention is not limited to the implementation Example, those skilled in the art can also make a variety of equivalent modifications on the premise of without prejudice to spirit of the invention or replace Change, these equivalent modifications or replacement are all contained in the application claim limited range.

Claims (6)

1. a kind of stethoscope with heart rate detecting function, including stethoscope body, the stethoscope body includes auscultation head, leading note Pipe, three-pronged connector and receiver, the auscultation head are connected with receiver by three-pronged connector by sound guide tube, are provided with the auscultation head Resonance plate, it is characterised in that:Also include heart rate sensor, signal amplification module, base modules, comparison module, counting module with And display module, the heart rate sensor output end are connected with signal amplification module input, the signal amplification module output End and base modules output end are connected with comparison module input respectively, and the comparison module output end inputs with counting module End is connected, and the counting module output end is connected with display module input, and the heart rate sensor is arranged on inside auscultation head And resonance plate mechanical oscillation signal is converted into electric signal.
A kind of 2. stethoscope with heart rate detecting function according to claim 1, it is characterised in that:The heart rate sensor Permanent magnet including inductance coil and generation stationary magnetic field, the inductance coil are arranged on resonance plate, the permanent magnet peace Inside auscultation head, the inductance coil is connected with signal amplification module input.
A kind of 3. stethoscope with heart rate detecting function according to claim 2, it is characterised in that:The signal amplifies mould Block includes filter unit and amplifying unit, and the filter unit is low pass filter, the heart rate sensor output end and filter Ripple unit input is connected, and the filter unit output end is connected with amplifying unit input, the amplifying unit output end with Comparison module input is connected.
A kind of 4. stethoscope with heart rate detecting function according to claim 3, it is characterised in that:The filter unit bag Include electric capacity C1, electric capacity C2, resistance R1, resistance R2, resistance R3, resistance R4 and transport and placing device A1, resistance R1 and resistance the R2 string Be associated between inductance coil and transport and placing device A1 in-phase input ends, the resistance R3 and resistance R4 be connected on transport and placing device A1 output ends with Between earth terminal, the transport and placing device A1 anti-phase inputs terminate at resistance R3 and resistance R4 tie point, the transport and placing device A1 outputs End is connected on resistance R1 and resistance R2 tie point by electric capacity C1, the electric capacity C2 both ends respectively with transport and placing device A1 in-phase input ends It is connected with earth terminal, the transport and placing device A1 output ends are connected with amplifying unit input.
A kind of 5. stethoscope with heart rate detecting function according to claim 4, it is characterised in that:The amplifying unit bag Model MAX9812 amplifier chip is included, the filter unit output end is connected with amplifier chip input, the amplification Device chip output is connected with comparison module.
A kind of 6. stethoscope with heart rate detecting function according to claim 1, it is characterised in that:The counting module bag Include singlechip chip, the singlechip chip input is connected with comparison module output end, the singlechip chip output end with Display module input is connected.
CN201711057388.9A 2017-11-01 2017-11-01 A kind of stethoscope with heart rate detecting function Pending CN107773268A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711057388.9A CN107773268A (en) 2017-11-01 2017-11-01 A kind of stethoscope with heart rate detecting function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711057388.9A CN107773268A (en) 2017-11-01 2017-11-01 A kind of stethoscope with heart rate detecting function

Publications (1)

Publication Number Publication Date
CN107773268A true CN107773268A (en) 2018-03-09

Family

ID=61432409

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711057388.9A Pending CN107773268A (en) 2017-11-01 2017-11-01 A kind of stethoscope with heart rate detecting function

Country Status (1)

Country Link
CN (1) CN107773268A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112587116A (en) * 2020-12-25 2021-04-02 苏州益舒缘科技有限公司 Heart rate detection device and detection method suitable for ear position
CN112587115A (en) * 2020-12-25 2021-04-02 苏州益舒缘科技有限公司 Auscultation device suitable for heart and auscultation method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0135134A2 (en) * 1983-08-11 1985-03-27 Vitacomm Ltd Esophageal stethoscope and vital signs monitor system
CN102113894A (en) * 2009-12-30 2011-07-06 湖南名鼎医疗器械有限公司 Electronic timing and counting stethoscope
CN203388879U (en) * 2013-07-03 2014-01-15 张玉凤 Stethoscope with heart rate counting function
CN204813942U (en) * 2015-03-27 2015-12-02 安静 Portable stethoscope
CN105748080A (en) * 2014-12-19 2016-07-13 西安发威电子科技有限公司 Mobile phone peripheral device for measurement of heart rate and blood oxygen saturation
CN208769808U (en) * 2017-11-01 2019-04-23 佛山科学技术学院 A kind of stethoscope with heart rate detecting function

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0135134A2 (en) * 1983-08-11 1985-03-27 Vitacomm Ltd Esophageal stethoscope and vital signs monitor system
CN102113894A (en) * 2009-12-30 2011-07-06 湖南名鼎医疗器械有限公司 Electronic timing and counting stethoscope
CN203388879U (en) * 2013-07-03 2014-01-15 张玉凤 Stethoscope with heart rate counting function
CN105748080A (en) * 2014-12-19 2016-07-13 西安发威电子科技有限公司 Mobile phone peripheral device for measurement of heart rate and blood oxygen saturation
CN204813942U (en) * 2015-03-27 2015-12-02 安静 Portable stethoscope
CN208769808U (en) * 2017-11-01 2019-04-23 佛山科学技术学院 A kind of stethoscope with heart rate detecting function

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112587116A (en) * 2020-12-25 2021-04-02 苏州益舒缘科技有限公司 Heart rate detection device and detection method suitable for ear position
CN112587115A (en) * 2020-12-25 2021-04-02 苏州益舒缘科技有限公司 Auscultation device suitable for heart and auscultation method thereof
WO2022134370A1 (en) * 2020-12-25 2022-06-30 苏州益舒缘科技有限公司 Heart rate measurement device suitable for ear position and measurement method therefor

Similar Documents

Publication Publication Date Title
CN103006223A (en) Household non-contact sleeping monitoring device and method
CN105251089B (en) A kind of breath controller based on heartbeat inspecting
CN207477498U (en) Sitting posture detection device for vital signs and system
CN201767952U (en) Integrated penis physiology multifunctional sensing device
CN107773268A (en) A kind of stethoscope with heart rate detecting function
CN106889992A (en) Supra-aural detection device for vital signs and system
CN201394012Y (en) Wearable electrocardio electrode remote warding device
CN205795657U (en) A kind of device gathering sleep procedure centric(al) impact signal
CN103120592A (en) Heart sound electronic auscultation and intelligent health analysis system
CN208769808U (en) A kind of stethoscope with heart rate detecting function
CN105411606A (en) Medical blood oxygen saturation measurement system
CN200976043Y (en) Breath/heart switch control equipment for magnetic resonance image system
CN105193401A (en) High-precision arm-type electronic sphygmomanometer and detection method thereof
CN207627320U (en) Supra-aural detection device for vital signs and system
CN107260143A (en) A kind of self-help intelligent physical-examination machine
CN204306816U (en) Low-power consumption heart rate monitor
CN205163048U (en) Diagnosis by feeling pulse gloves
CN204636367U (en) A kind of noncontact device for detecting respiratory
CN202364268U (en) Flip cellphone with blood flow detecting function
CN205041389U (en) Be applied to electrosphygmomanometer of elder's health
CN207125721U (en) A kind of long-range pulses measure terminal
CN208659396U (en) A kind of stethoscope with heart sound detection function
CN205107656U (en) Arm -type electrosphygmomanometer of high accuracy
CN201453262U (en) Woundless human blood pressure electronic measurement device
CN207125720U (en) A kind of sphygmus measurement system

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20180309

RJ01 Rejection of invention patent application after publication