DE2246100C3 - Gerät zum Erfassen bzw. Verarbeiten von Meßnutzsignalen - Google Patents

Gerät zum Erfassen bzw. Verarbeiten von Meßnutzsignalen

Info

Publication number
DE2246100C3
DE2246100C3 DE2246100A DE2246100A DE2246100C3 DE 2246100 C3 DE2246100 C3 DE 2246100C3 DE 2246100 A DE2246100 A DE 2246100A DE 2246100 A DE2246100 A DE 2246100A DE 2246100 C3 DE2246100 C3 DE 2246100C3
Authority
DE
Germany
Prior art keywords
switch
discharge
storage capacitor
pulses
signal
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
DE2246100A
Other languages
German (de)
English (en)
Other versions
DE2246100A1 (de
DE2246100B2 (de
Inventor
Michael 8520 Erlangen Maas
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
Priority to DE2246100A priority Critical patent/DE2246100C3/de
Priority to NL7312380A priority patent/NL7312380A/xx
Priority to SE7312702A priority patent/SE395772B/xx
Priority to FR7333579A priority patent/FR2200526B1/fr
Priority to GB4429273A priority patent/GB1450081A/en
Publication of DE2246100A1 publication Critical patent/DE2246100A1/de
Publication of DE2246100B2 publication Critical patent/DE2246100B2/de
Application granted granted Critical
Publication of DE2246100C3 publication Critical patent/DE2246100C3/de
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
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/30—Input circuits therefor
    • A61B5/307—Input circuits therefor specially adapted for particular uses
    • A61B5/308—Input circuits therefor specially adapted for particular uses for electrocardiography [ECG]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • 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
    • A61B5/30—Input circuits therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
    • H03F3/387—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
    • H03F3/393—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only with field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
    • 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
    • A61B5/7217—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise originating from a therapeutic or surgical apparatus, e.g. from a pacemaker
    • 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
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Electrotherapy Devices (AREA)
  • Noise Elimination (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
DE2246100A 1972-09-20 1972-09-20 Gerät zum Erfassen bzw. Verarbeiten von Meßnutzsignalen Expired DE2246100C3 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE2246100A DE2246100C3 (de) 1972-09-20 1972-09-20 Gerät zum Erfassen bzw. Verarbeiten von Meßnutzsignalen
NL7312380A NL7312380A (enExample) 1972-09-20 1973-09-07
SE7312702A SE395772B (sv) 1972-09-20 1973-09-18 Anordning for bearbetning av metsignaler
FR7333579A FR2200526B1 (enExample) 1972-09-20 1973-09-19
GB4429273A GB1450081A (en) 1972-09-20 1973-09-20 Detecting or processing electrical signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2246100A DE2246100C3 (de) 1972-09-20 1972-09-20 Gerät zum Erfassen bzw. Verarbeiten von Meßnutzsignalen

Publications (3)

Publication Number Publication Date
DE2246100A1 DE2246100A1 (de) 1974-03-28
DE2246100B2 DE2246100B2 (de) 1978-10-12
DE2246100C3 true DE2246100C3 (de) 1979-06-07

Family

ID=5856829

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2246100A Expired DE2246100C3 (de) 1972-09-20 1972-09-20 Gerät zum Erfassen bzw. Verarbeiten von Meßnutzsignalen

Country Status (5)

Country Link
DE (1) DE2246100C3 (enExample)
FR (1) FR2200526B1 (enExample)
GB (1) GB1450081A (enExample)
NL (1) NL7312380A (enExample)
SE (1) SE395772B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1572802A (en) 1976-06-23 1980-08-06 Nat Res Dev Apparatus for indicating uterine activity in labour
US4305400A (en) * 1979-10-15 1981-12-15 Squibb Vitatek Inc. Respiration monitoring method and apparatus including cardio-vascular artifact detection
US4331157A (en) * 1980-07-09 1982-05-25 Stimtech, Inc. Mutually noninterfering transcutaneous nerve stimulation and patient monitoring
DE3818455A1 (de) * 1988-05-31 1989-12-14 Philips Patentverwaltung Spitzenspannungsmesser
CN114224302B (zh) * 2021-12-22 2024-03-15 上海贝瑞电子科技有限公司 一种多生理参数信号单通道同步采集装置

Also Published As

Publication number Publication date
DE2246100A1 (de) 1974-03-28
FR2200526A1 (enExample) 1974-04-19
FR2200526B1 (enExample) 1979-04-27
DE2246100B2 (de) 1978-10-12
NL7312380A (enExample) 1974-03-22
SE395772B (sv) 1977-08-22
GB1450081A (en) 1976-09-22

Similar Documents

Publication Publication Date Title
EP0402508B1 (de) Verfahren und Einrichtung zum Detektieren einer Folge von anormalen Ereignissen in einem elektrischen Signal, insbesondere dem Depolarisationssignal eines Herzens
DE69226345T2 (de) Erfassung der Bewegung zwischen einer Elektrode und einem Patienten und schnelle Wiederherstellung der Grenzen
DE3037927C2 (de) Vorrichtung zur Überwachung der respirativen Aktivität eines Patienten mit Einrichtungen zur Unterdrückung von Störsignalen
DE3889242T2 (de) EKG-Vorrichtung.
DE3249966C2 (enExample)
DE2853642A1 (de) Amplituden-regeleinrichtung fuer ekg-signale
DE3428975A1 (de) Atmungsgesteuerter herzschrittmacher
DE2012024B2 (de) Verfahren und vorrichtung zum erfassen anomaler wellenzugkomplexe
EP0165566B1 (de) Regelschaltung zur Anpassung der Stimulationsfrequenz eines Herzschrittmachers an die Belastung eines Patienten
DE2642025A1 (de) Verfahren und einrichtung zum bestimmen des einsatzpunktes von elektrischen impulsen, insbesondere von blutdruckimpulsen
DE2805482C2 (de) Störungssicherer QRS-Detektor mit automatischer Schwellenwertbestimmung
DE2246100C3 (de) Gerät zum Erfassen bzw. Verarbeiten von Meßnutzsignalen
DE2362063C3 (de) Schaltungsanordnung zum Erfassen von physiologischen elektrischen Meßsignalen
DE3150554A1 (de) Anordnung zur nichtinvasiven beurteilung des funktionsverhaltens von patienten
DE2945126C2 (de) Elektronisches Blutdruckmeßgerät
DE1548609B2 (de) Verfahren zur bestimmung des mittelwertes einer mehrzahl von groessen sowie vorrichtung zur durchfuehrung eines solchen verfahrens
DE2633371C3 (de) Gerät zur Registrierung von Herzaktionsspannungen
DE2555453A1 (de) Geraet zur automatischen blutdruckmessung
DE3447892C2 (enExample)
DE1949753C3 (de) Blutdruckmeßgerät
DE1962077A1 (de) Medizinisches Geraet
DE2916067C2 (de) Vorrichtung zur Auswertung von physiologischen Signalen, die im wesentlichen periodischen Verlauf haben
DE2362039B2 (de) Schaltungsanordnung zur Abtrennung von Störsignalen aus einem physiologischen elektrischen Meßsignal
DE2360660B2 (de) Verfahren und Vorrichtung zum Messen der foetalen Herzfrequenz
DE2363218C3 (de) Vorrichtung zum Erfassen von im wesentlichen periodisch wiederkehrenden Ereignissen in physiologischen Meßsignalen

Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee