GB1550088A - Doppler transmitting and receiving circuitry - Google Patents

Doppler transmitting and receiving circuitry

Info

Publication number
GB1550088A
GB1550088A GB1566777A GB1566777A GB1550088A GB 1550088 A GB1550088 A GB 1550088A GB 1566777 A GB1566777 A GB 1566777A GB 1566777 A GB1566777 A GB 1566777A GB 1550088 A GB1550088 A GB 1550088A
Authority
GB
United Kingdom
Prior art keywords
heart
doppler
signals
frequency
fed
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.)
Expired
Application number
GB1566777A
Other languages
English (en)
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1550088A publication Critical patent/GB1550088A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/02—Measuring pulse or heart rate
    • 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
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A61B5/02411—Detecting, measuring or recording pulse rate or heart rate of foetuses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/43—Detecting, measuring or recording for evaluating the reproductive systems
    • A61B5/4306—Detecting, measuring or recording for evaluating the reproductive systems for evaluating the female reproductive systems, e.g. gynaecological evaluations
    • A61B5/4343—Pregnancy and labour monitoring, e.g. for labour onset detection
    • A61B5/4362—Assessing foetal parameters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • A61B8/0866—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving foetal diagnosis; pre-natal or peri-natal diagnosis of the baby
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A61B5/7207—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Cardiology (AREA)
  • Pregnancy & Childbirth (AREA)
  • Gynecology & Obstetrics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Remote Sensing (AREA)
  • Pediatric Medicine (AREA)
  • Reproductive Health (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Physiology (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
GB1566777A 1976-04-20 1977-04-14 Doppler transmitting and receiving circuitry Expired GB1550088A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762617158 DE2617158C2 (de) 1976-04-20 1976-04-20 Nach dem Ultraschall-Doppler-Prinzip arbeitender Herzfrequenzmesser

Publications (1)

Publication Number Publication Date
GB1550088A true GB1550088A (en) 1979-08-08

Family

ID=5975750

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1566777A Expired GB1550088A (en) 1976-04-20 1977-04-14 Doppler transmitting and receiving circuitry

Country Status (5)

Country Link
AT (1) AT351146B (fr)
CH (1) CH613108A5 (fr)
DE (1) DE2617158C2 (fr)
FR (1) FR2348683A1 (fr)
GB (1) GB1550088A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106667478A (zh) * 2016-12-07 2017-05-17 成都亿咖极科技有限公司 一种多导联联合检测的智能胎儿心电检测方法及***

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4143650A (en) * 1976-10-06 1979-03-13 Hoffmann-La Roche Inc. Directional doppler ultrasound systems for biosignal acquisition and method of using the same
DE2713368C3 (de) * 1977-03-25 1980-04-17 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Gewinnung von Triggerimpulsen aus einem physiologischen elektrischen Meßsignal
US4217909A (en) * 1978-08-23 1980-08-19 General Electric Company Directional detection of blood velocities in an ultrasound system
US4318413A (en) * 1978-10-20 1982-03-09 Tokyo Shibaura Denki Kabushiki Kaisha Ultrasonic diagnostic apparatus
JPS5920149A (ja) * 1982-07-28 1984-02-01 富士通株式会社 超音波パルスドプラ血流計
DE3518967A1 (de) * 1985-05-25 1986-11-27 Hewlett-Packard GmbH, 7030 Böblingen Schaltungsanordnung zum erfassen der herzschlagsbewegung
DE9418357U1 (de) * 1994-11-04 1996-01-04 TELBUS Gesellschaft für elektronische Kommunikations-Systeme mbH, 85391 Allershausen Tragbares Ultraschall-Meßgerät, insbesondere für die Gefäßdiagnostik, nach dem Dopplerfrequenzprinzip

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106667478A (zh) * 2016-12-07 2017-05-17 成都亿咖极科技有限公司 一种多导联联合检测的智能胎儿心电检测方法及***
CN106667478B (zh) * 2016-12-07 2023-06-09 成都亿咖极科技有限公司 一种多导联联合检测的智能胎儿心电检测方法及***

Also Published As

Publication number Publication date
CH613108A5 (en) 1979-09-14
DE2617158C2 (de) 1978-04-06
AT351146B (de) 1979-07-10
DE2617158B1 (de) 1977-08-11
FR2348683A1 (fr) 1977-11-18
ATA88477A (de) 1978-12-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee