CN105919574A - Sensor for monitoring blood pressure pulse waves, heart sound waves and lung sound waves - Google Patents
Sensor for monitoring blood pressure pulse waves, heart sound waves and lung sound waves Download PDFInfo
- Publication number
- CN105919574A CN105919574A CN201610375780.7A CN201610375780A CN105919574A CN 105919574 A CN105919574 A CN 105919574A CN 201610375780 A CN201610375780 A CN 201610375780A CN 105919574 A CN105919574 A CN 105919574A
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- CN
- China
- Prior art keywords
- ripple
- blood pressure
- circuit board
- main circuit
- pressure pulse
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- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, 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
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/003—Detecting lung or respiration noise
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/02—Stethoscopes
- A61B7/04—Electric stethoscopes
Abstract
The invention discloses a sensor for monitoring blood pressure pulse waves, heart sound waves and lung sound waves. The sensor comprises a casing and a casing bottom cover and is characterized by further comprising a microvibrating ceramic chip for auscultation and a main circuit board, wherein the microvibrating ceramic chip is electrically connected with the main circuit board, the main circuit board is arranged between the microvibrating ceramic chip and the casing bottom cover, the surface of the microvibrating ceramic chip is attached to the positions, where pulse waves of the body need to be measured, for example, the chest heartbeat position, the lung position and the position of pulse beat of blood vessels of an arm, vibrating sound signals generated in those positions are picked by the microvibrating ceramic chip and then transmitted to the main circuit board fixedly connected with the microvibrating ceramic chip, the main circuit board converts vibrating sound signals into electrical signal waves, the electrical signal waves are output to external detection equipment through an output wire, and accordingly, the blood pressure pulse waves, heart sound waves and lung sound waves can be accurately monitored.
Description
Technical field
The present invention relates to portable medical field, a kind of monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple.
Background technology
Along with improving constantly of people's living standard, the continuous progress and development forward of science and technology, in any field, more and more higher to the product requirement used.Such as, sphygomanometer, by traditional mercurial sphygmomanometer, develops into electric sphygmomanometer, then to automatic sphygmomanometer, develops the Internet of Things sphygomanometer of today.Today of internet development, doctor can pass through the Internet, big data can follow the tracks for the treatment of remotely to patient's patient diagnosis state of an illness, and this is the inexorable trend of social development.
Such as: auscultation measurement method is current or the measurement goldstandard of medically unique accreditation, and mainly doctor uses when hospital diagnosis patient；And the digital pressure value that the electric sphygmomanometer of other domestic is generally measured is not very accurate, adds there is no auscultation in addition auxiliary judgment, be difficult to really reflect the state of an illness of patient.Like product at present: the first, the aluminum film sensors that tradition mercurial sphygmomanometer uses, its operation principle is that by air conduit, the blood pressure signal ripple being drawn to is passed to ear, does illness analysis, falls within auscultation.Advantage: measuring accurately, low cost, current medical circle commonly uses.Shortcoming: with the hydrargyrum contaminated danger of poison；Harder plastic plug, wears and compares pain, uncomfortable；Purely physical acoustic signals, does not dock electronic circuit, it is impossible to the data of diagnosis are carried out front-end processing, it is impossible to be converted into the signal of telecommunication, and the processor exporting rear end carries out data analysis and the Internet track record.The second, pressure transducer, it is common to use on electric sphygmomanometer, its advantage is to be shown on sphygomanometer display screen by blood pressure ripple signal reaction, finds out pressure value size more intuitively.Shortcoming is that the numerical value measured is not accurate enough, not by accreditation medically, the most less uses；Can not accomplish to realize the function of auscultation, the most not detect the function that this main state of an illness of blood pressure Korotkoff's Sound judges.The third, electret capacitor miaow sensor, advantage, fall within auscultation, also can realize listening to the function of blood pressure Korotkoff's Sound, carry out judgement effective to the state of an illness.Shortcoming, is easily disturbed by external environment noise signals；Cannot detect that the body of the faintest blood pressure Korotkoff's Sound ripple or other healths moves ripple, also be impossible to data analysis and the record of the science of accomplishing.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides and a kind of accurate measurements blood pressure pulse ripple, heart sound can involve the sensor of lungs sound ripple.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, including shell and Housing bottom cover, it is characterized in that: also include for monitoring blood pressure pulse ripple, heart sound involves microseismic activity potsherd and the main circuit board of lungs sound ripple, described microseismic activity potsherd and main circuit board are electrically connected with, described main circuit board be arranged on microseismic activity potsherd and and Housing bottom cover between.
As the improvement of technique scheme, the resonant frequency of described microseismic activity potsherd is 8.0 ± 0.7kHZ.
As the improvement of technique scheme, the resonance impedance of described microseismic activity potsherd is 500 Ω.
As the improvement of technique scheme, the direct capacitance of described microseismic activity potsherd is 12.0nF ± 30%.
As the improvement of technique scheme, the electrical signal wave frequency range of described main circuit board output is 20HZ ~ 5kHZ, and sensitivity is-40 ± 5db.
Improvement as technique scheme, described main circuit board 3 includes the first resistance R1, the second resistance R2, electric capacity C and metal-oxide-semiconductor, the grid of described metal-oxide-semiconductor and the first resistance R1 series connection, described electric capacity C and the second resistance R2 is in parallel with metal-oxide-semiconductor, the source electrode of described metal-oxide-semiconductor, the first resistance R1, electric capacity C and second resistance R2 one end ground connection, the other end of described electric capacity C and the second resistance R2 is connected with metal-oxide-semiconductor drain electrode, described microseismic activity potsherd one end is connected with the grid of metal-oxide-semiconductor, microseismic activity potsherd other end ground connection.
Beneficial effects of the present invention has:
The present invention is a kind of monitors blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, it is attached at health by microseismic activity potsherd surface and to measure the position of ripple of beating, such as chest heartbeat position, pulmonary position, the position of arm blood vessel beat pulse, the Rack tone signal ripple that these positions produce is transferred to the main circuit board being secured to connect by microseismic activity potsherd after being picked up, Rack tone signal ripple is converted to electrical signal wave and is exported to external detection equipment by output lead by main circuit board.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described, wherein:
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is the exploded view of the embodiment of the present invention；
Fig. 3 is the circuit theory diagrams of the main circuit board of the embodiment of the present invention；
Fig. 4 is the fundamental diagram of the embodiment of the present invention.
Detailed description of the invention
With reference to Fig. 1 and Fig. 2, a kind of monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, including shell 1 and Housing bottom cover 2, for monitoring blood pressure pulse ripple, heart sound involve lungs sound ripple microseismic activity potsherd 4 and main circuit board 3, described microseismic activity potsherd 4 is electrically connected with main circuit board 3, described main circuit board 3 be arranged on microseismic activity potsherd 4 and and Housing bottom cover 2 between.
Fig. 3 is the circuit theory diagrams of the specific embodiment of the invention, described main circuit board 3 includes the first resistance R1, the second resistance R2, electric capacity C and metal-oxide-semiconductor, the grid of described metal-oxide-semiconductor and the first resistance R1 series connection, described electric capacity C and the second resistance R2 is in parallel with metal-oxide-semiconductor, the source electrode of described metal-oxide-semiconductor, the first resistance R1, electric capacity C and second resistance R2 one end ground connection, the other end of described electric capacity C and the second resistance R2 is connected with metal-oxide-semiconductor drain electrode, described microseismic activity potsherd 4 one end is connected with the grid of metal-oxide-semiconductor, microseismic activity potsherd 4 other end ground connection.
nullFig. 4 is the fundamental diagram of the present invention，Microseismic activity potsherd 4 parameter is set，Microseismic activity potsherd 4 resonant frequency parameter is set to 8.0 ± 0.7kHZ，Microseismic activity potsherd 4 resonance impedance parameter is set to 500 Ω，Microseismic activity potsherd 4 direct capacitance parameter is set to 12.0nF ± 30%，Then microseismic activity potsherd 4 surface is attached at health and to measure the position of ripple of beating，Such as chest heartbeat position、Pulmonary position、The position of arm blood vessel beat pulse，The Rack tone signal ripple that these positions produce is transferred to the main circuit board 3 being secured to connect by microseismic activity potsherd 4 after being picked up，Rack tone signal ripple is converted to electrical signal wave and is exported to external detection equipment by output lead by main circuit board 3，The frequency range of the electrical signal wave of output is 20HZ ~ 5kHZ，Sensitivity is-40 ± 5db，Blood pressure pulse ripple、Heart sound ripple、Lungs sound ripple is included in 20HZ ~ 5kHZ frequency range，Thus can measure accurately can accurate measurements blood pressure pulse ripple、Heart sound involves lungs sound ripple.
The above, the simply better embodiment of the present invention, but the present invention is not limited to above-described embodiment, as long as it reaches the technique effect of the present invention with any same or similar means, all should belong to protection scope of the present invention.
Claims (6)
1. one kind monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, including shell (1) and Housing bottom cover (2), it is characterized in that: also include for monitoring blood pressure pulse ripple, heart sound involves microseismic activity potsherd (4) and the main circuit board (3) of lungs sound ripple, described microseismic activity potsherd (4) and main circuit board (3) are electrically connected with, described main circuit board (3) be arranged on microseismic activity potsherd (4) and and Housing bottom cover (2) between.
The most according to claim 1 a kind of monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, it is characterised in that: the resonant frequency of described microseismic activity potsherd (4) is 8.0 ± 0.7kHZ.
The most according to claim 1 a kind of monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, it is characterised in that: the resonance impedance of described microseismic activity potsherd (4) is 500 Ω.
The most according to claim 1 a kind of monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, it is characterised in that: the direct capacitance of described microseismic activity potsherd (4) is 12.0nF ± 30%.
The most according to claim 1 a kind of monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, it is characterised in that: the frequency range of the output electrical signal wave of described main circuit board (3) is 20HZ ~ 5kHZ, and sensitivity is-40 ± 5db.
The most according to claim 1 a kind of monitor blood pressure pulse ripple, heart sound involves the sensor of lungs sound ripple, it is characterized in that: described main circuit board (3) includes the first resistance R1, the second resistance R2, electric capacity C and metal-oxide-semiconductor, the grid of described metal-oxide-semiconductor and the first resistance R1 series connection, described electric capacity C and the second resistance R2 is in parallel with metal-oxide-semiconductor, the source electrode of described metal-oxide-semiconductor, the first resistance R1, electric capacity C and second resistance R2 one end ground connection, the other end of described electric capacity C and the second resistance R2 is connected with metal-oxide-semiconductor drain electrode；Described microseismic activity potsherd (4) one end is connected with the grid of metal-oxide-semiconductor, described microseismic activity potsherd (4) other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610375780.7A CN105919574A (en) | 2016-05-30 | 2016-05-30 | Sensor for monitoring blood pressure pulse waves, heart sound waves and lung sound waves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610375780.7A CN105919574A (en) | 2016-05-30 | 2016-05-30 | Sensor for monitoring blood pressure pulse waves, heart sound waves and lung sound waves |
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|---|---|
| CN105919574A true CN105919574A (en) | 2016-09-07 |
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| CN201610375780.7A Pending CN105919574A (en) | 2016-05-30 | 2016-05-30 | Sensor for monitoring blood pressure pulse waves, heart sound waves and lung sound waves |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2237416Y (en) * | 1994-12-27 | 1996-10-16 | 北京国科传感器研究开发中心 | Ke's acoustic detector |
| CN1329472A (en) * | 1998-12-03 | 2002-01-02 | 梅迪特龙股份有限公司 | Sound pickup sensor |
| CN200963147Y (en) * | 2006-11-06 | 2007-10-24 | 刘向群 | Multi-functional stethoscope |
| CN202696837U (en) * | 2012-03-27 | 2013-01-23 | 新兴盛科技股份有限公司 | Throat vibration type sensor and hand-free communication device |
| CN104586422A (en) * | 2015-02-13 | 2015-05-06 | 清华大学 | Multi-physiological acoustic parameter acquisition system |
| CN204318742U (en) * | 2014-12-15 | 2015-05-13 | 北京新兴阳升科技有限公司 | Korotkoff sound sensor |
| CN204410796U (en) * | 2015-01-15 | 2015-06-24 | 北京大众益康科技有限公司 | Physiological parameter acquisition device and monitoring system |
| CN205913339U (en) * | 2016-05-30 | 2017-02-01 | 珠海脉动时代健康科技有限公司 | Monitoring blood pressure pulse ripples, heart sound affect sensor of lungs sound ripples |
-
2016
- 2016-05-30 CN CN201610375780.7A patent/CN105919574A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2237416Y (en) * | 1994-12-27 | 1996-10-16 | 北京国科传感器研究开发中心 | Ke's acoustic detector |
| CN1329472A (en) * | 1998-12-03 | 2002-01-02 | 梅迪特龙股份有限公司 | Sound pickup sensor |
| CN200963147Y (en) * | 2006-11-06 | 2007-10-24 | 刘向群 | Multi-functional stethoscope |
| CN202696837U (en) * | 2012-03-27 | 2013-01-23 | 新兴盛科技股份有限公司 | Throat vibration type sensor and hand-free communication device |
| CN204318742U (en) * | 2014-12-15 | 2015-05-13 | 北京新兴阳升科技有限公司 | Korotkoff sound sensor |
| CN204410796U (en) * | 2015-01-15 | 2015-06-24 | 北京大众益康科技有限公司 | Physiological parameter acquisition device and monitoring system |
| CN104586422A (en) * | 2015-02-13 | 2015-05-06 | 清华大学 | Multi-physiological acoustic parameter acquisition system |
| CN205913339U (en) * | 2016-05-30 | 2017-02-01 | 珠海脉动时代健康科技有限公司 | Monitoring blood pressure pulse ripples, heart sound affect sensor of lungs sound ripples |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160907 |
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| RJ01 | Rejection of invention patent application after publication |