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
Application number
JP1973017769U
Other languages
Japanese (ja)
Other versions
JPS49120222U (fr
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 filed Critical
Priority to JP1973017769U priority Critical patent/JPS5410902Y2/ja
Priority to US367117A priority patent/US3868954A/en
Publication of JPS49120222U publication Critical patent/JPS49120222U/ja
Application granted granted Critical
Publication of JPS5410902Y2 publication Critical patent/JPS5410902Y2/ja
Expired legal-status Critical Current

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)
  • Engineering & Computer Science (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)
  • 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)
JP1973017769U 1973-02-10 1973-02-10 Expired JPS5410902Y2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1973017769U JPS5410902Y2 (fr) 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 (fr) 1973-02-10 1973-02-10

Publications (2)

Publication Number Publication Date
JPS49120222U JPS49120222U (fr) 1974-10-15
JPS5410902Y2 true JPS5410902Y2 (fr) 1979-05-18

Family

ID=11952908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1973017769U Expired JPS5410902Y2 (fr) 1973-02-10 1973-02-10

Country Status (2)

Country Link
US (1) US3868954A (fr)
JP (1) JPS5410902Y2 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
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 (fr) * 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
US10925573B2 (en) 2017-10-04 2021-02-23 Ausculsciences, Inc. Auscultatory sound-or-vibration sensor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
US3868954A (en) 1975-03-04
JPS49120222U (fr) 1974-10-15

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