JPS5410902Y2 - - Google Patents
Info
- Publication number
- JPS5410902Y2 JPS5410902Y2 JP1973017769U JP1776973U JPS5410902Y2 JP S5410902 Y2 JPS5410902 Y2 JP S5410902Y2 JP 1973017769 U JP1973017769 U JP 1973017769U JP 1776973 U JP1776973 U JP 1776973U JP S5410902 Y2 JPS5410902 Y2 JP S5410902Y2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1973017769U JPS5410902Y2 (en:Method) | 1973-02-10 | 1973-02-10 | |
| US367117A US3868954A (en) | 1973-02-10 | 1973-06-05 | Hemadynamometer microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1973017769U JPS5410902Y2 (en:Method) | 1973-02-10 | 1973-02-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49120222U JPS49120222U (en:Method) | 1974-10-15 |
| JPS5410902Y2 true JPS5410902Y2 (en:Method) | 1979-05-18 |
Family
ID=11952908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1973017769U Expired JPS5410902Y2 (en:Method) | 1973-02-10 | 1973-02-10 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3868954A (en:Method) |
| JP (1) | JPS5410902Y2 (en:Method) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2429045A1 (de) * | 1974-06-18 | 1976-01-08 | Blasius Speidel | Koerperschallmikrofon |
| US4190871A (en) * | 1975-06-13 | 1980-02-26 | U.S. Philips Corporation | Magnetic converter having a magnetoresistive element |
| US4181122A (en) * | 1975-08-01 | 1980-01-01 | Ueda Works Co., Ltd. | Device for measuring blood pressure |
| US3983425A (en) * | 1975-09-15 | 1976-09-28 | The United States Of America As Represented By The Secretary Of The Navy | Tuned plate acoustic projector with piezoelectric driver |
| JPS578318Y2 (en:Method) * | 1975-12-11 | 1982-02-17 | ||
| JPS5827600Y2 (ja) * | 1978-12-28 | 1983-06-15 | 日本特殊陶業株式会社 | 電気音響変換素子 |
| US4356423A (en) * | 1980-11-28 | 1982-10-26 | Teledyne Industries, Inc., Geotech Division | Pressure sensitive intrusion sensing line |
| US4409983A (en) * | 1981-08-20 | 1983-10-18 | Albert David E | Pulse measuring device |
| US4591668A (en) * | 1984-05-08 | 1986-05-27 | Iwata Electric Co., Ltd. | Vibration-detecting type microphone |
| US4784154A (en) * | 1986-11-13 | 1988-11-15 | Colin Electronics Co., Ltd. | Interference resistant biomedical transducer |
| US4783813A (en) * | 1986-12-24 | 1988-11-08 | Lola R. Thompson | Electronic sound amplifier stethoscope with visual heart beat and blood flow indicator |
| JPH06197872A (ja) * | 1990-08-20 | 1994-07-19 | Sony Corp | 圧力検出装置 |
| US5646470A (en) * | 1994-04-01 | 1997-07-08 | Benthos, Inc. | Acoustic transducer |
| US5780958A (en) * | 1995-11-03 | 1998-07-14 | Aura Systems, Inc. | Piezoelectric vibrating device |
| US6050950A (en) | 1996-12-18 | 2000-04-18 | Aurora Holdings, Llc | Passive/non-invasive systemic and pulmonary blood pressure measurement |
| CA3078227A1 (en) | 2017-10-04 | 2019-04-11 | Ausculsciences, Inc. | Auscultatory sound-or-vibration sensor |
| US20230371917A1 (en) * | 2020-10-06 | 2023-11-23 | The George Washington University | Auscultation wearable with mechanical amplifier and offset acoustic transducers |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2001537A (en) * | 1935-05-14 | Stethoscope | ||
| US3182129A (en) * | 1965-05-04 | Clark etal electronic stethoscope | ||
| US3555187A (en) * | 1966-12-19 | 1971-01-12 | Donald G Rowley | Stethoscope |
| US3562451A (en) * | 1968-06-11 | 1971-02-09 | Us Navy | Microphone and headset for underwater swimmer |
| US3515239A (en) * | 1968-07-16 | 1970-06-02 | Minnesota Mining & Mfg | Stethoscope head construction |
| US3682161A (en) * | 1970-02-20 | 1972-08-08 | Vernon F Alibert | Heartbeat transducer for a monitoring device |
-
1973
- 1973-02-10 JP JP1973017769U patent/JPS5410902Y2/ja not_active Expired
- 1973-06-05 US US367117A patent/US3868954A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS49120222U (en:Method) | 1974-10-15 |
| US3868954A (en) | 1975-03-04 |