GB1410940A - Signal processors - Google Patents

Signal processors

Info

Publication number
GB1410940A
GB1410940A GB5580674A GB5580674A GB1410940A GB 1410940 A GB1410940 A GB 1410940A GB 5580674 A GB5580674 A GB 5580674A GB 5580674 A GB5580674 A GB 5580674A GB 1410940 A GB1410940 A GB 1410940A
Authority
GB
United Kingdom
Prior art keywords
dec
signal processors
signals
brattle
gating
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
GB5580674A
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.)
BRATTLE INSTRUMENT CORP
Original Assignee
BRATTLE INSTRUMENT CORP
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 BRATTLE INSTRUMENT CORP filed Critical BRATTLE INSTRUMENT CORP
Publication of GB1410940A publication Critical patent/GB1410940A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/344—Foetal cardiography

Abstract

1410940 Electro-medical measurement BRATTLE INSTRUMENT CORP 29 Dec 1972 [30 Dec 1971] 55806/74 Divided out of 1410939 Heading G1N [ Also in Division H3] The subject matter of this Specification is disclosed in Specification 1410939 but the claims relate to an arrangement for selecting desired physiological signals by gating in response to pulses positioned in dependence upon past signals.
GB5580674A 1971-12-30 1972-12-29 Signal processors Expired GB1410940A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00214287A US3811428A (en) 1971-12-30 1971-12-30 Biological signals monitor

Publications (1)

Publication Number Publication Date
GB1410940A true GB1410940A (en) 1975-10-22

Family

ID=22798512

Family Applications (2)

Application Number Title Priority Date Filing Date
GB5580674A Expired GB1410940A (en) 1971-12-30 1972-12-29 Signal processors
GB6012072A Expired GB1410939A (en) 1971-12-30 1972-12-29 Signal processors for physiological signals

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB6012072A Expired GB1410939A (en) 1971-12-30 1972-12-29 Signal processors for physiological signals

Country Status (7)

Country Link
US (1) US3811428A (en)
JP (1) JPS572331B2 (en)
CA (1) CA993522A (en)
DE (2) DE2265229C2 (en)
FR (1) FR2166971A5 (en)
GB (2) GB1410940A (en)
IT (1) IT976241B (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2328468C3 (en) * 1973-06-05 1980-05-29 Hewlett-Packard Gmbh, 7030 Boeblingen Circuit arrangement for generating a pulse sequence corresponding to the rhythm of the fetal heartbeats
US3921621A (en) * 1973-08-23 1975-11-25 Lee R Baessler Method and system utilizing a disposable transmitter for monitoring a patient{3 s condition
DE2429954B2 (en) * 1974-06-21 1980-03-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Circuit arrangement for processing physiological measurement signals
DE2429953B2 (en) * 1974-06-21 1980-03-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Circuit arrangement for processing physiological measurement signals
US3982528A (en) * 1975-02-24 1976-09-28 Brattle Instrument Corporation Apparatus for refining signals derived from fetal heartbeats
US4202340A (en) * 1975-09-30 1980-05-13 Mieczyslaw Mirowski Method and apparatus for monitoring heart activity, detecting abnormalities, and cardioverting a malfunctioning heart
JPS538790U (en) * 1976-07-08 1978-01-25
DE2716739C3 (en) * 1977-04-14 1980-06-26 Biotronik Mess- Und Therapiegeraete Gmbh & Co Ingenieurbuero Berlin, 1000 Berlin Method for the detection of signals
US4155352A (en) * 1977-06-09 1979-05-22 Temple University Nystagmus processor for EEG machines
DE2732160C3 (en) * 1977-07-13 1980-05-14 Biotronik Mess- Und Therapiegeraete Gmbh & Co Ingenieurbuero Berlin, 1000 Berlin Device for the detection and registration of uterine activity
US4182315A (en) * 1977-07-21 1980-01-08 Diamond George A Apparatus and method for detection of body tissue movement
USRE31097E (en) * 1977-07-21 1982-12-07 Cardiokinetics, Inc. Apparatus and method for detecton of body tissue movement
US4161945A (en) * 1977-10-25 1979-07-24 Cambridge Instrument Company, Inc. Selective interference filter
US4313445A (en) * 1977-10-25 1982-02-02 Ivac Corporation Electronic sphygmomanometer
US4306567A (en) * 1977-12-22 1981-12-22 Krasner Jerome L Detection and monitoring device
US4299234A (en) * 1979-03-30 1981-11-10 Brattle Instrument Corporation Fetal heart rate monitor apparatus and method for combining electrically and mechanically derived cardiographic signals
US4321932A (en) * 1979-06-29 1982-03-30 International Business Machines Corporation Electrode impedance monitoring method apparatus for electrocardiography
DE3120309C2 (en) * 1981-05-21 1985-10-03 Belorusskij naučno-issledovatel'skij institut kardiologii, Minsk Electronic ergometer
DE3232478C1 (en) * 1982-09-01 1984-03-01 Werner Prof. Dr.-Ing. 6301 Wettenberg Irnich Synchronizable pacemaker
ZA838100B (en) * 1982-10-29 1984-06-27 London Hospital Med Coll Cardio respiratory monitor apparatus and method
US4510944A (en) * 1982-12-30 1985-04-16 Porges Stephen W Method and apparatus for evaluating rhythmic oscillations in aperiodic physiological response systems
US4898179A (en) * 1985-06-17 1990-02-06 Vladimir Sirota Device for detecting, monitoring, displaying and recording of material and fetal vital signs and permitting communication between a woman and her fetus
US5042499A (en) * 1988-09-30 1991-08-27 Frank Thomas H Noninvasive electrocardiographic method of real time signal processing for obtaining and displaying instantaneous fetal heart rate and fetal heart rate beat-to-beat variability
JPH05226168A (en) * 1991-03-20 1993-09-03 Kawatetsu Densetsu Kk Constant voltage transformer
US6002952A (en) 1997-04-14 1999-12-14 Masimo Corporation Signal processing apparatus and method
GB2342449B (en) 1998-12-22 2000-09-20 Neoventa Medical Ab Device for reducing signal noise in a fetal ECG signal
CN105530857B (en) * 2013-09-09 2019-05-10 皇家飞利浦有限公司 It is extracted according to the fetal heart frequency of parent abdomen ECG record
US9629565B2 (en) * 2014-08-18 2017-04-25 Cameron Health, Inc. Peak selection for self correlation analysis of cardiac rate in an implantable medical devices
CN104224157B (en) * 2014-09-28 2017-03-01 成都维客亲源健康科技有限公司 It is applied to rhythm of the heart identification circuit and the method for the highly reliable low amount of calculation of wearable device
GB2580247B (en) * 2017-12-20 2022-06-01 Halliburton Energy Services Inc Capture and recycling methods for non-aqueous cleaning materials

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3030946A (en) * 1962-04-24 amplifier
US3171892A (en) * 1961-06-27 1965-03-02 Pantle Jorge Oltvani Electronic apparatus for the observation of signals of biological origin
GB975373A (en) * 1961-07-10 1964-11-18 Hitachi Ltd Measuring instrument for bio-electrical signals and the like
AT258462B (en) * 1964-09-01 1967-11-27 Teldix Luftfahrt Ausruestung Method and arrangement for monitoring fetal heart action
US3367323A (en) * 1964-11-17 1968-02-06 Nat Res Councll Fetal electrocardiograph and method
DE1466904A1 (en) * 1964-12-17 1969-01-23 Sokol Dr Kurt Device for producing phonocardiograms of fetuses
FR1445220A (en) * 1965-08-24 1966-07-08 Teldix Luftfahrt Ausruestung Device for monitoring the heart function of a fetus
US3554187A (en) * 1965-10-21 1971-01-12 Humetrics Corp Method and apparatus for automatically screening of electrocardiac signals
US3524442A (en) * 1967-12-01 1970-08-18 Hewlett Packard Co Arrhythmia detector and method
US3547104A (en) * 1968-01-17 1970-12-15 Marvin A Buffington Electrocardiographic monitoring apparatus and system
US3581735A (en) * 1968-06-12 1971-06-01 Hewlett Packard Gmbh Heartbeat frequency determining apparatus and method
US3590811A (en) * 1968-12-06 1971-07-06 American Optical Corp Electrocardiographic r-wave detector
US3613670A (en) * 1969-02-12 1971-10-19 Princo Instr Inc Heartbeat monitor with audio and visual outputs

Also Published As

Publication number Publication date
JPS4878793A (en) 1973-10-22
DE2265229C2 (en) 1984-03-29
DE2263180A1 (en) 1973-07-05
DE2265229A1 (en) 1976-12-09
CA993522A (en) 1976-07-20
US3811428A (en) 1974-05-21
IT976241B (en) 1974-08-20
FR2166971A5 (en) 1973-08-17
JPS572331B2 (en) 1982-01-16
GB1410939A (en) 1975-10-22
DE2263180C2 (en) 1984-12-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees