IL34424A - An electrocardiographic monitoring system - Google Patents
An electrocardiographic monitoring systemInfo
- Publication number
- IL34424A IL34424A IL34424A IL3442470A IL34424A IL 34424 A IL34424 A IL 34424A IL 34424 A IL34424 A IL 34424A IL 3442470 A IL3442470 A IL 3442470A IL 34424 A IL34424 A IL 34424A
- Authority
- IL
- Israel
- Prior art keywords
- electrocardiographic
- signal
- waveforms
- gate
- pulse
- Prior art date
Links
- 238000012544 monitoring process Methods 0.000 title claims description 41
- 239000003990 capacitor Substances 0.000 claims description 71
- 208000000418 Premature Cardiac Complexes Diseases 0.000 claims description 45
- 230000006870 function Effects 0.000 claims description 42
- 238000001514 detection method Methods 0.000 claims description 26
- 230000001447 compensatory effect Effects 0.000 claims description 25
- 206010015856 Extrasystoles Diseases 0.000 claims description 14
- 230000002028 premature Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 8
- 230000002861 ventricular Effects 0.000 claims description 8
- 230000001419 dependent effect Effects 0.000 claims description 5
- 230000003466 anti-cipated effect Effects 0.000 claims 9
- 230000004044 response Effects 0.000 claims 7
- 230000002401 inhibitory effect Effects 0.000 claims 4
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 claims 1
- 241000193803 Therea Species 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 204
- 239000013256 coordination polymer Substances 0.000 description 26
- 238000010586 diagram Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 238000000926 separation method Methods 0.000 description 7
- 101100026165 Drosophila melanogaster ND-75 gene Proteins 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 6
- 230000005856 abnormality Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000000718 qrs complex Methods 0.000 description 6
- 206010048669 Terminal state Diseases 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
- 230000001351 cycling effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012552 review Methods 0.000 description 2
- 238000012163 sequencing technique Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 101000584583 Homo sapiens Receptor activity-modifying protein 1 Proteins 0.000 description 1
- 101001043818 Mus musculus Interleukin-31 receptor subunit alpha Proteins 0.000 description 1
- 102100030697 Receptor activity-modifying protein 1 Human genes 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035945 sensitivity 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
- A61B5/24—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]
- A61B5/346—Analysis of electrocardiograms
- A61B5/349—Detecting specific parameters of the electrocardiograph cycle
- A61B5/35—Detecting specific parameters of the electrocardiograph cycle by template matching
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Veterinary Medicine (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physiology (AREA)
- Psychiatry (AREA)
- Signal Processing (AREA)
- Nonlinear Science (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82055469A | 1969-04-30 | 1969-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL34424A0 IL34424A0 (en) | 1970-06-17 |
| IL34424A true IL34424A (en) | 1973-08-29 |
Family
ID=25231128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL34424A IL34424A (en) | 1969-04-30 | 1970-04-30 | An electrocardiographic monitoring system |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3616791A (enExample) |
| JP (1) | JPS552974B1 (enExample) |
| CA (2) | CA929234A (enExample) |
| CH (1) | CH523678A (enExample) |
| DE (1) | DE2021048C2 (enExample) |
| FR (1) | FR2040477A1 (enExample) |
| GB (1) | GB1304460A (enExample) |
| IL (1) | IL34424A (enExample) |
| NL (1) | NL170364C (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2139073A1 (enExample) * | 1970-08-04 | 1972-06-29 | Inst Tekhn Kib Pri Ban | |
| US3824990A (en) * | 1971-06-30 | 1974-07-23 | Instr For Cardiac Res Inc | Method and apparatus for producing sample electrocardiograms |
| US4000461A (en) * | 1973-10-04 | 1976-12-28 | Textronix, Inc. | R-wave detector |
| US4170992A (en) * | 1978-01-05 | 1979-10-16 | Hewlett-Packard Company | Fiducial point location |
| JPS6054054B2 (ja) * | 1978-03-15 | 1985-11-28 | 旭メデイカル株式会社 | 人工腎臓透析状態検出装置 |
| US4388927A (en) * | 1979-12-13 | 1983-06-21 | American Hospital Supply Corporation | Programmable digital cardiac pacer |
| US4428380A (en) | 1980-09-11 | 1984-01-31 | Hughes Aircraft Company | Method and improved apparatus for analyzing activity |
| US4628939A (en) * | 1980-09-11 | 1986-12-16 | Hughes Aircraft Company | Method and improved apparatus for analyzing heart activity |
| US4336810A (en) * | 1980-09-30 | 1982-06-29 | Del Mar Avionics | Method and apparatus for arrhythmia analysis of ECG recordings |
| US4603703A (en) * | 1984-04-13 | 1986-08-05 | The Board Of Trustees Of The Leland Stanford Junior University | Method for real-time detection and identification of neuroelectric signals |
| US4905708A (en) * | 1985-10-31 | 1990-03-06 | Davies David W | Apparatus for recognizing cardiac rhythms |
| SE9203821D0 (sv) † | 1992-12-18 | 1992-12-18 | Siemens Elema Ab | Anordning foer att analysera funktionen av ett hjaerta |
| AU2002302003B2 (en) * | 2001-11-28 | 2008-05-22 | Cardanal Pty Ltd | Method and system for processing electrocardial signals |
| DK1814451T3 (en) * | 2004-10-25 | 2018-04-23 | Tai Chuan Alfred Kwek | A SYSTEM AND APPARATUS TO DETECT A HEART EVENT |
| US7869864B2 (en) * | 2007-07-09 | 2011-01-11 | Dynacardia, Inc. | Methods, systems and devices for detecting and diagnosing heart diseases and disorders |
| WO2010077246A1 (en) | 2008-12-31 | 2010-07-08 | Dynacardia, Inc. | Methods, systems and devices for detecting and diagnosing heart diseases and disorders |
| WO2013142097A1 (en) | 2012-03-19 | 2013-09-26 | Dynacardia, Inc. | Methods, systems and devices for detecting and diagnosing diabetic diseases and disorders |
| US9675270B2 (en) | 2015-04-23 | 2017-06-13 | Medtronic, Inc. | Method and apparatus for determining a premature ventricular contraction in a medical monitoring device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3123768A (en) * | 1964-03-03 | For analx a aperiodic waveforms | ||
| US3215136A (en) * | 1962-07-06 | 1965-11-02 | Holter Res Foundation Inc | Electrocardiographic means |
| US3267934A (en) * | 1962-09-20 | 1966-08-23 | Avionics Res Products Corp | Electrocardiac computer |
| JPS4939796B1 (enExample) * | 1968-05-20 | 1974-10-29 | ||
| GB1282051A (en) * | 1969-03-14 | 1972-07-19 | James Mcewan Mcintyre Neilson | Apparatus for monitoring recurrent waveforms |
-
1969
- 1969-04-30 US US820554A patent/US3616791A/en not_active Expired - Lifetime
-
1970
- 1970-04-17 CA CA080401A patent/CA929234A/en not_active Expired
- 1970-04-28 JP JP3601270A patent/JPS552974B1/ja active Pending
- 1970-04-29 CH CH648070A patent/CH523678A/de not_active IP Right Cessation
- 1970-04-29 NL NLAANVRAGE7006254,A patent/NL170364C/xx not_active IP Right Cessation
- 1970-04-29 DE DE2021048A patent/DE2021048C2/de not_active Expired
- 1970-04-30 GB GB2094770A patent/GB1304460A/en not_active Expired
- 1970-04-30 FR FR7015815A patent/FR2040477A1/fr not_active Withdrawn
- 1970-04-30 IL IL34424A patent/IL34424A/en unknown
-
1973
- 1973-01-24 CA CA161,930A patent/CA946045A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IL34424A0 (en) | 1970-06-17 |
| DE2021048C2 (de) | 1984-05-24 |
| JPS552974B1 (enExample) | 1980-01-23 |
| CA946045A (en) | 1974-04-23 |
| NL170364C (nl) | 1982-11-01 |
| CH523678A (de) | 1972-06-15 |
| NL7006254A (enExample) | 1970-11-03 |
| CA929234A (en) | 1973-06-26 |
| DE2021048A1 (de) | 1970-11-19 |
| NL170364B (nl) | 1982-06-01 |
| GB1304460A (enExample) | 1973-01-24 |
| US3616791A (en) | 1971-11-02 |
| FR2040477A1 (enExample) | 1971-01-22 |
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