DE2263180C2 - Signalverarbeitungsschaltung zum Bestimmen der Folgefrequenz einer Komponente physiologischer Signale - Google Patents
Signalverarbeitungsschaltung zum Bestimmen der Folgefrequenz einer Komponente physiologischer SignaleInfo
- Publication number
- DE2263180C2 DE2263180C2 DE2263180A DE2263180A DE2263180C2 DE 2263180 C2 DE2263180 C2 DE 2263180C2 DE 2263180 A DE2263180 A DE 2263180A DE 2263180 A DE2263180 A DE 2263180A DE 2263180 C2 DE2263180 C2 DE 2263180C2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- period
- circuit
- window
- pulse
- 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
Links
- 238000012545 processing Methods 0.000 title claims description 10
- 230000008774 maternal effect Effects 0.000 claims description 25
- 210000002458 fetal heart Anatomy 0.000 claims description 6
- 108010076504 Protein Sorting Signals Proteins 0.000 claims description 3
- 230000001605 fetal effect Effects 0.000 description 27
- 238000010586 diagram Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 4
- 238000012935 Averaging Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 210000001015 abdomen Anatomy 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003754 fetus Anatomy 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 206010028347 Muscle twitching Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Cardiology (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Pediatric Medicine (AREA)
- Pregnancy & Childbirth (AREA)
- Gynecology & Obstetrics (AREA)
- Reproductive Health (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00214287A US3811428A (en) | 1971-12-30 | 1971-12-30 | Biological signals monitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2263180A1 DE2263180A1 (de) | 1973-07-05 |
| DE2263180C2 true DE2263180C2 (de) | 1984-12-20 |
Family
ID=22798512
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2263180A Expired DE2263180C2 (de) | 1971-12-30 | 1972-12-22 | Signalverarbeitungsschaltung zum Bestimmen der Folgefrequenz einer Komponente physiologischer Signale |
| DE2265229A Expired DE2265229C2 (de) | 1971-12-30 | 1972-12-22 | Schaltungsanordnung zur Überwachung einer schwachen EKG-Signalkomponente, wie fetaler Herzsignale |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2265229A Expired DE2265229C2 (de) | 1971-12-30 | 1972-12-22 | Schaltungsanordnung zur Überwachung einer schwachen EKG-Signalkomponente, wie fetaler Herzsignale |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3811428A (enExample) |
| JP (1) | JPS572331B2 (enExample) |
| CA (1) | CA993522A (enExample) |
| DE (2) | DE2263180C2 (enExample) |
| FR (1) | FR2166971A5 (enExample) |
| GB (2) | GB1410939A (enExample) |
| IT (1) | IT976241B (enExample) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2328468C3 (de) * | 1973-06-05 | 1980-05-29 | Hewlett-Packard Gmbh, 7030 Boeblingen | Schaltungsanordnung zum Erzeugen einer dem Rhytmus der fötalen Herzschläge entsprechenden Impulsfolge |
| 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 |
| DE2429953C3 (de) * | 1974-06-21 | 1987-10-22 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur Verarbeitung physiologischer Meßsignale |
| DE2429954B2 (de) * | 1974-06-21 | 1980-03-20 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Verarbeitung physiologischer Meßsignale |
| 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 (enExample) * | 1976-07-08 | 1978-01-25 | ||
| DE2716739C3 (de) * | 1977-04-14 | 1980-06-26 | Biotronik Mess- Und Therapiegeraete Gmbh & Co Ingenieurbuero Berlin, 1000 Berlin | Verfahren zur Detektion von Signalen |
| US4155352A (en) * | 1977-06-09 | 1979-05-22 | Temple University | Nystagmus processor for EEG machines |
| DE2732160C3 (de) * | 1977-07-13 | 1980-05-14 | Biotronik Mess- Und Therapiegeraete Gmbh & Co Ingenieurbuero Berlin, 1000 Berlin | Vorrichtung zur Detektion und Registrierung der Uterusaktivität |
| 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 |
| US4313445A (en) * | 1977-10-25 | 1982-02-02 | Ivac Corporation | Electronic sphygmomanometer |
| US4161945A (en) * | 1977-10-25 | 1979-07-24 | Cambridge Instrument Company, Inc. | Selective interference filter |
| 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 (de) * | 1981-05-21 | 1985-10-03 | Belorusskij naučno-issledovatel'skij institut kardiologii, Minsk | Elektronisches Ergometer |
| DE3232478C1 (de) * | 1982-09-01 | 1984-03-01 | Werner Prof. Dr.-Ing. 6301 Wettenberg Irnich | Synchronisierbarer Herzschrittmacher |
| 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 (ja) * | 1991-03-20 | 1993-09-03 | Kawatetsu Densetsu Kk | 定電圧変圧器 |
| 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 |
| US10531801B2 (en) * | 2013-09-09 | 2020-01-14 | Koninklijke Philips N.V. | Fetal heart rate extraction from maternal abdominal ECG recordings |
| 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 (zh) * | 2014-09-28 | 2017-03-01 | 成都维客亲源健康科技有限公司 | 适用于可穿戴设备的高可靠低计算量的心律识别电路与方法 |
| 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)
| 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 (de) * | 1964-09-01 | 1967-11-27 | Teldix Luftfahrt Ausruestung | Verfahren und Anordnung zur Überwachung der fetalen Herzaktion |
| US3367323A (en) * | 1964-11-17 | 1968-02-06 | Nat Res Councll | Fetal electrocardiograph and method |
| DE1466904A1 (de) * | 1964-12-17 | 1969-01-23 | Sokol Dr Kurt | Vorrichtung zur Herstellung von Phonokardiogrammen von Foeten |
| FR1445220A (fr) * | 1965-08-24 | 1966-07-08 | Teldix Luftfahrt Ausruestung | Dispositif pour la surveillance du fonctionnement cardiaque d'un foetus |
| 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 |
-
1971
- 1971-12-30 US US00214287A patent/US3811428A/en not_active Expired - Lifetime
-
1972
- 1972-11-30 FR FR7242615A patent/FR2166971A5/fr not_active Expired
- 1972-12-22 DE DE2263180A patent/DE2263180C2/de not_active Expired
- 1972-12-22 DE DE2265229A patent/DE2265229C2/de not_active Expired
- 1972-12-29 JP JP734538A patent/JPS572331B2/ja not_active Expired
- 1972-12-29 GB GB6012072A patent/GB1410939A/en not_active Expired
- 1972-12-29 IT IT71147/72A patent/IT976241B/it active
- 1972-12-29 CA CA160,179A patent/CA993522A/en not_active Expired
- 1972-12-29 GB GB5580674A patent/GB1410940A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2166971A5 (enExample) | 1973-08-17 |
| JPS572331B2 (enExample) | 1982-01-16 |
| CA993522A (en) | 1976-07-20 |
| GB1410940A (en) | 1975-10-22 |
| DE2265229A1 (de) | 1976-12-09 |
| IT976241B (it) | 1974-08-20 |
| JPS4878793A (enExample) | 1973-10-22 |
| DE2263180A1 (de) | 1973-07-05 |
| GB1410939A (en) | 1975-10-22 |
| US3811428A (en) | 1974-05-21 |
| DE2265229C2 (de) | 1984-03-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AH | Division in |
Ref country code: DE Ref document number: 2265229 Format of ref document f/p: P |
|
| 8127 | New person/name/address of the applicant |
Owner name: AMERICAN HOME PRODUCTS CORP. (EINE GES.N.D. GESETZ |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |