DE2429045A1 - Koerperschallmikrofon - Google Patents
KoerperschallmikrofonInfo
- Publication number
- DE2429045A1 DE2429045A1 DE2429045A DE2429045A DE2429045A1 DE 2429045 A1 DE2429045 A1 DE 2429045A1 DE 2429045 A DE2429045 A DE 2429045A DE 2429045 A DE2429045 A DE 2429045A DE 2429045 A1 DE2429045 A1 DE 2429045A1
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- borne sound
- sound microphone
- microphone according
- housing
- 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- Withdrawn
Links
- 239000012528 membrane Substances 0.000 claims description 55
- 239000013078 crystal Substances 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 20
- 239000006260 foam Substances 0.000 claims description 19
- 238000005520 cutting process Methods 0.000 claims description 18
- 239000004033 plastic Substances 0.000 claims description 17
- LJCNRYVRMXRIQR-OLXYHTOASA-L potassium sodium L-tartrate Chemical compound [Na+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O LJCNRYVRMXRIQR-OLXYHTOASA-L 0.000 claims description 15
- 235000011006 sodium potassium tartrate Nutrition 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 10
- 238000012546 transfer Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 239000004945 silicone rubber Substances 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000036772 blood pressure Effects 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 206010035148 Plague Diseases 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000003387 muscular Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 210000000577 adipose tissue Anatomy 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000015895 biscuits Nutrition 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005298 paramagnetic effect Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/021—Measuring pressure in heart or blood vessels
-
- 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
- A61B7/045—Detection of Korotkoff sounds
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0204—Acoustic sensors
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Veterinary Medicine (AREA)
- Public Health (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)
- Cardiology (AREA)
- Signal Processing (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Physiology (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2429045A DE2429045A1 (de) | 1974-06-18 | 1974-06-18 | Koerperschallmikrofon |
| US05/587,684 US4012604A (en) | 1974-06-18 | 1975-06-17 | Microphone for the transmission of body sounds |
| IT24472/75A IT1039069B (it) | 1974-06-18 | 1975-06-17 | Microfono per rilevare i rumori del corpo in particolare per la misurzione della pressione del sangue |
| FR7519126A FR2275182A1 (fr) | 1974-06-18 | 1975-06-18 | Microphone a contact pour mesurer la pression du sang |
| JP50074231A JPS5114782A (cg-RX-API-DMAC10.html) | 1974-06-18 | 1975-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2429045A DE2429045A1 (de) | 1974-06-18 | 1974-06-18 | Koerperschallmikrofon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2429045A1 true DE2429045A1 (de) | 1976-01-08 |
Family
ID=5918267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2429045A Withdrawn DE2429045A1 (de) | 1974-06-18 | 1974-06-18 | Koerperschallmikrofon |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4012604A (cg-RX-API-DMAC10.html) |
| JP (1) | JPS5114782A (cg-RX-API-DMAC10.html) |
| DE (1) | DE2429045A1 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2275182A1 (cg-RX-API-DMAC10.html) |
| IT (1) | IT1039069B (cg-RX-API-DMAC10.html) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4019529A1 (de) * | 1989-07-06 | 1991-01-17 | Erwin Meister | Hoersprechgarnitur |
| CN108882131A (zh) * | 2017-05-08 | 2018-11-23 | 英特尔公司 | 具有机械接口的压电接触式麦克风 |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4181122A (en) * | 1975-08-01 | 1980-01-01 | Ueda Works Co., Ltd. | Device for measuring blood pressure |
| US4290434A (en) * | 1978-05-15 | 1981-09-22 | Vita Vet Research Group Inc. | Blood pressure measuring device |
| GB2048485B (en) * | 1979-05-11 | 1984-01-11 | Pye Electronic Prod Ltd | Detecting changes in body shape |
| US4295471A (en) * | 1979-05-25 | 1981-10-20 | Kaspari William J | Non-invasive vascular waveform transducer and apparatus |
| US4309576A (en) * | 1979-07-16 | 1982-01-05 | Heath Consultants Incorporated | Listening device for localizing underground water leakages |
| US4430529A (en) | 1980-12-24 | 1984-02-07 | Murata Manufacturing Co., Ltd. | Piezoelectric loudspeaker |
| US4401909A (en) * | 1981-04-03 | 1983-08-30 | Dickey-John Corporation | Grain sensor using a piezoelectric element |
| US4591668A (en) * | 1984-05-08 | 1986-05-27 | Iwata Electric Co., Ltd. | Vibration-detecting type microphone |
| DE3612532A1 (de) * | 1985-04-12 | 1986-10-23 | Omron Tateisi Electronics Co., Kyoto | Elektronisches blutdruckmessgeraet |
| US4783813A (en) * | 1986-12-24 | 1988-11-08 | Lola R. Thompson | Electronic sound amplifier stethoscope with visual heart beat and blood flow indicator |
| FR2628282B1 (fr) * | 1988-03-01 | 1990-08-24 | Horlogerie Photograph Fse | Capsule electroacoustique a membrane piezoelectrique |
| DE4026242A1 (de) * | 1990-08-18 | 1992-02-20 | Speidel & Keller Kg | Blutdruckmessgeraet |
| US5449964A (en) * | 1994-05-23 | 1995-09-12 | Snyder; Michael J. | Triggering transducer apparatus for acoustic device |
| US6050950A (en) | 1996-12-18 | 2000-04-18 | Aurora Holdings, Llc | Passive/non-invasive systemic and pulmonary blood pressure measurement |
| CA2315417A1 (en) * | 1999-08-11 | 2001-02-11 | Hiroshi Une | Electret capacitor microphone |
| US6389140B1 (en) * | 1999-11-30 | 2002-05-14 | Jose Wei | Ceramic piezoelectric type microphone |
| US8280072B2 (en) | 2003-03-27 | 2012-10-02 | Aliphcom, Inc. | Microphone array with rear venting |
| US8019091B2 (en) | 2000-07-19 | 2011-09-13 | Aliphcom, Inc. | Voice activity detector (VAD) -based multiple-microphone acoustic noise suppression |
| US9066186B2 (en) | 2003-01-30 | 2015-06-23 | Aliphcom | Light-based detection for acoustic applications |
| WO2004068464A2 (en) * | 2003-01-30 | 2004-08-12 | Aliphcom, Inc. | Acoustic vibration sensor |
| US9099094B2 (en) | 2003-03-27 | 2015-08-04 | Aliphcom | Microphone array with rear venting |
| US7559894B2 (en) * | 2003-09-18 | 2009-07-14 | New Paradigm Concepts, LLC | Multiparameter whole blood monitor and method |
| US20060287590A1 (en) * | 2003-09-18 | 2006-12-21 | Mceowen Edwin L | Noninvasive vital sign measurement device |
| CN101094610B (zh) * | 2004-12-30 | 2012-03-21 | 3M创新有限公司 | 摩擦噪音降低的听诊器 |
| US8265291B2 (en) * | 2005-11-15 | 2012-09-11 | Active Signal Technologies, Inc. | High sensitivity noise immune stethoscope |
| US8024974B2 (en) * | 2005-11-23 | 2011-09-27 | 3M Innovative Properties Company | Cantilevered bioacoustic sensor and method using same |
| US7998091B2 (en) * | 2005-11-23 | 2011-08-16 | 3M Innovative Properties Company | Weighted bioacoustic sensor and method of using same |
| US8503686B2 (en) | 2007-05-25 | 2013-08-06 | Aliphcom | Vibration sensor and acoustic voice activity detection system (VADS) for use with electronic systems |
| CN101940000A (zh) * | 2008-02-08 | 2011-01-05 | 株式会社坦姆科日本 | 振动拾取传声器 |
| WO2011127633A1 (zh) * | 2010-04-16 | 2011-10-20 | 无锡市凯顺医疗器械制造有限公司 | 一种音频可调式听诊器听头结构 |
| US11413653B2 (en) | 2010-06-24 | 2022-08-16 | Cvr Global, Inc. | Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals |
| WO2011163509A1 (en) * | 2010-06-24 | 2011-12-29 | Cvr Global, Inc. | Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals |
| JP2015204870A (ja) * | 2014-04-17 | 2015-11-19 | 株式会社プリモ | チェストピース |
| CN105245984B (zh) * | 2015-10-26 | 2018-01-19 | 苏州登堡电子科技有限公司 | 柱形接触式麦克风 |
| DE102016109524A1 (de) * | 2015-12-30 | 2017-07-06 | Dewertokin Gmbh | Schlaf-oder Ruhemöbel und elektromotorischer Möbelantrieb für ein solches Möbel sowie Verfahren zum Bereitstellen eines Informations und/oder Warnsignals durch einen elektromotorischen Möbelantrieb |
| US10412477B2 (en) | 2016-09-19 | 2019-09-10 | Wade Goeke | High fidelity, professional grade microphone system for direct coupling to recording components |
| US10925573B2 (en) | 2017-10-04 | 2021-02-23 | Ausculsciences, Inc. | Auscultatory sound-or-vibration sensor |
| EP4631554A1 (en) | 2024-04-10 | 2025-10-15 | Koninklijke Philips N.V. | Respiratory support device, acoustic sensor system, and membrane |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3182129A (en) * | 1965-05-04 | Clark etal electronic stethoscope | ||
| US392763A (en) * | 1888-11-13 | Chaeles sumnee tainteb | ||
| US3157246A (en) * | 1964-11-17 | Diaphragm mounting for stethoscope | ||
| US1236476A (en) * | 1916-06-28 | 1917-08-14 | Robert L Mcelroy | Phonograph-diaphragm. |
| US2121779A (en) * | 1935-02-12 | 1938-06-28 | Ballantine Stuart | Sound translating apparatus |
| US2702354A (en) * | 1952-02-28 | 1955-02-15 | Astatic Corp | Contact microphone |
| CH307787A (de) * | 1952-10-31 | 1955-06-15 | Kollegger Hans | Stethoskopeinrichtung. |
| DE1155264B (de) * | 1961-01-26 | 1963-10-03 | F & H Schumann G M B H | Koerperschallmikrophon |
| US3387149A (en) * | 1965-12-21 | 1968-06-04 | Nasa | Phonocardiograph transducer |
| US3682161A (en) * | 1970-02-20 | 1972-08-08 | Vernon F Alibert | Heartbeat transducer for a monitoring device |
| US3767004A (en) * | 1971-03-19 | 1973-10-23 | A Liebscher | Loudspeakers |
| JPS5410902Y2 (cg-RX-API-DMAC10.html) * | 1973-02-10 | 1979-05-18 |
-
1974
- 1974-06-18 DE DE2429045A patent/DE2429045A1/de not_active Withdrawn
-
1975
- 1975-06-17 US US05/587,684 patent/US4012604A/en not_active Expired - Lifetime
- 1975-06-17 IT IT24472/75A patent/IT1039069B/it active
- 1975-06-18 FR FR7519126A patent/FR2275182A1/fr active Granted
- 1975-06-18 JP JP50074231A patent/JPS5114782A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4019529A1 (de) * | 1989-07-06 | 1991-01-17 | Erwin Meister | Hoersprechgarnitur |
| CN108882131A (zh) * | 2017-05-08 | 2018-11-23 | 英特尔公司 | 具有机械接口的压电接触式麦克风 |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1039069B (it) | 1979-12-10 |
| JPS5114782A (cg-RX-API-DMAC10.html) | 1976-02-05 |
| US4012604A (en) | 1977-03-15 |
| FR2275182B3 (cg-RX-API-DMAC10.html) | 1979-02-16 |
| FR2275182A1 (fr) | 1976-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |