CA2149672A1 - Apparatus and method for the diagnosis of labor - Google Patents
Apparatus and method for the diagnosis of laborInfo
- Publication number
- CA2149672A1 CA2149672A1 CA002149672A CA2149672A CA2149672A1 CA 2149672 A1 CA2149672 A1 CA 2149672A1 CA 002149672 A CA002149672 A CA 002149672A CA 2149672 A CA2149672 A CA 2149672A CA 2149672 A1 CA2149672 A1 CA 2149672A1
- Authority
- CA
- Canada
- Prior art keywords
- labor
- electrode
- electrodes
- block
- uterine contraction
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 208000037805 labour Diseases 0.000 title abstract description 62
- 238000003745 diagnosis Methods 0.000 title abstract description 5
- 230000000694 effects Effects 0.000 claims abstract description 99
- 239000013598 vector Substances 0.000 claims abstract description 40
- 208000036029 Uterine contractions during pregnancy Diseases 0.000 claims abstract description 35
- 230000010339 dilation Effects 0.000 claims abstract description 29
- 241000124008 Mammalia Species 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 238000012545 processing Methods 0.000 claims abstract description 9
- 230000005684 electric field Effects 0.000 claims abstract description 8
- 230000003387 muscular Effects 0.000 claims abstract description 8
- 230000003187 abdominal effect Effects 0.000 claims abstract description 5
- 210000000754 myometrium Anatomy 0.000 claims description 20
- 230000001575 pathological effect Effects 0.000 claims description 10
- 206010016194 False labour Diseases 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 5
- 230000001902 propagating effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 abstract description 7
- 208000036365 Normal labour Diseases 0.000 abstract description 3
- 230000000007 visual effect Effects 0.000 abstract description 3
- 206010000153 Abnormal labour Diseases 0.000 abstract description 2
- 238000013479 data entry Methods 0.000 abstract description 2
- 230000008602 contraction Effects 0.000 description 55
- 238000010586 diagram Methods 0.000 description 36
- 210000004291 uterus Anatomy 0.000 description 18
- 230000035882 stress Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 11
- 238000013500 data storage Methods 0.000 description 10
- 238000004364 calculation method Methods 0.000 description 9
- 210000001113 umbilicus Anatomy 0.000 description 9
- 210000003679 cervix uteri Anatomy 0.000 description 7
- 210000002826 placenta Anatomy 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 4
- 241001433070 Xiphoides Species 0.000 description 3
- 210000001015 abdomen Anatomy 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 210000002417 xiphoid bone Anatomy 0.000 description 3
- 241001494479 Pecora Species 0.000 description 2
- 210000003815 abdominal wall Anatomy 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 210000002458 fetal heart Anatomy 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 208000034423 Delivery Diseases 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 208000032943 Fetal Distress Diseases 0.000 description 1
- 206010016855 Foetal distress syndrome Diseases 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 208000036216 Placenta Previa Diseases 0.000 description 1
- 206010039580 Scar Diseases 0.000 description 1
- 206010046820 Uterine rupture Diseases 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 208000033571 alveolar capillary dysplasia with misalignment of pulmonary veins Diseases 0.000 description 1
- 238000010171 animal model Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 210000003754 fetus Anatomy 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000008774 maternal effect Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 208000004594 persistent fetal circulation syndrome Diseases 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000016160 smooth muscle contraction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
- 210000003462 vein Anatomy 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
- A61B5/389—Electromyography [EMG]
- A61B5/391—Electromyography [EMG] of genito-urinary organs
-
- 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
- A61B5/4356—Assessing uterine contractions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S128/00—Surgery
- Y10S128/903—Radio telemetry
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Physics & Mathematics (AREA)
- Public Health (AREA)
- Urology & Nephrology (AREA)
- Pregnancy & Childbirth (AREA)
- Gynecology & Obstetrics (AREA)
- Reproductive Health (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Saccharide Compounds (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/988,433 US5301680A (en) | 1992-12-09 | 1992-12-09 | Apparatus and method for the diagnosis of labor |
| US07/988,433 | 1992-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2149672A1 true CA2149672A1 (en) | 1994-06-23 |
Family
ID=25534114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002149672A Abandoned CA2149672A1 (en) | 1992-12-09 | 1993-11-16 | Apparatus and method for the diagnosis of labor |
Country Status (11)
| Country | Link |
|---|---|
| US (2) | US5301680A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0673226A4 (cg-RX-API-DMAC7.html) |
| JP (1) | JPH08504342A (cg-RX-API-DMAC7.html) |
| CN (1) | CN1088422A (cg-RX-API-DMAC7.html) |
| AU (1) | AU679017B2 (cg-RX-API-DMAC7.html) |
| CA (1) | CA2149672A1 (cg-RX-API-DMAC7.html) |
| IL (1) | IL107655A (cg-RX-API-DMAC7.html) |
| MX (1) | MX9307763A (cg-RX-API-DMAC7.html) |
| NZ (1) | NZ258425A (cg-RX-API-DMAC7.html) |
| TW (1) | TW281628B (cg-RX-API-DMAC7.html) |
| WO (1) | WO1994013202A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (80)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5301680A (en) * | 1992-12-09 | 1994-04-12 | Hygeia Biomedical Research Inc. | Apparatus and method for the diagnosis of labor |
| US5447526A (en) * | 1992-12-24 | 1995-09-05 | Karsdon; Jeffrey | Transcutaneous electric muscle/nerve controller/feedback unit |
| JP3114481B2 (ja) * | 1993-05-25 | 2000-12-04 | トヨタ自動車株式会社 | 作業負担評価指数の算出方法とそのための装置とそれを利用した作業工程計画方法 |
| US5400799A (en) * | 1994-01-11 | 1995-03-28 | Yoches; Cheri C. | Method of monitoring uterine activity in veterinary obstetrics |
| US5776073A (en) * | 1994-05-19 | 1998-07-07 | Board Of Regents, University Of Texas System | Method and apparatus for analyzing uterine electrical activity from surface measurements for obstetrical diagnosis |
| US5546953A (en) * | 1994-05-19 | 1996-08-20 | Board Of Regents, The University Of Texas System | Method and apparatus for the recording and analysis of uterine electrical activity from the abdominal surface |
| US5623939A (en) * | 1994-05-19 | 1997-04-29 | Board Of Regents, University Of Texas System | Method and apparatus for analyzing uterine electrical activity from surface measurements for obstetrical diagnosis |
| KR0133460B1 (ko) * | 1994-07-05 | 1998-04-22 | 구자홍 | 텔레비젼수상기의 자가 건강진단 방법 및 회로 |
| AUPM964094A0 (en) * | 1994-11-24 | 1994-12-15 | Sullivan, C.E. | Biophysical foetal monitor |
| US6134466A (en) * | 1996-01-16 | 2000-10-17 | Hygeia Biomedical Research Inc. | Apparatus and method for the diagnosis of true labor |
| US5785664A (en) * | 1996-01-16 | 1998-07-28 | Hygeia Biomedical Research Inc. | Apparatus and method for the diagnosis of true labor |
| US6039701A (en) * | 1996-09-05 | 2000-03-21 | Ob Inovations, Inc. | Method and apparatus for monitoring cervical diameter |
| US5807281A (en) * | 1996-10-01 | 1998-09-15 | Welch; Robert A. | Cervical ring to detect labor |
| US5935061A (en) * | 1997-01-03 | 1999-08-10 | Biosense, Inc. | Obstetrical instrument system and method |
| US5865733A (en) * | 1997-02-28 | 1999-02-02 | Spacelabs Medical, Inc. | Wireless optical patient monitoring apparatus |
| US6004312A (en) * | 1997-04-15 | 1999-12-21 | Paraspinal Diagnostic Corporation | Computerized EMG diagnostic system |
| US6002957A (en) * | 1997-04-15 | 1999-12-14 | Paraspinal Diagnostic Corporation | EMG electrode array support belt |
| US6047202A (en) * | 1997-04-15 | 2000-04-04 | Paraspinal Diagnostic Corporation | EMG electrode |
| UA65566C2 (uk) * | 1997-05-05 | 2004-04-15 | Тріг Медікал Лтд | Спосіб та пристрій для контролю за перебігом пологів |
| US6321116B1 (en) * | 1998-02-08 | 2001-11-20 | Seung Kee Mo | Electrical apparatus medical treatment using EMG envelope signal |
| US6745062B1 (en) * | 1998-10-05 | 2004-06-01 | Advanced Imaging Systems, Inc. | Emg electrode apparatus and positioning system |
| AU6286299A (en) * | 1998-10-05 | 2000-04-26 | Paraspinal Diagnostic Corporation | Emg electrode apparatus and positioning system |
| US6879858B1 (en) | 1998-11-25 | 2005-04-12 | Reproductive Health Technologies, Inc. | Uterine contraction detection and initiation system and method |
| US6290657B1 (en) * | 1998-12-16 | 2001-09-18 | Reproductive Health Technologies, Inc. | Prenatal uterine monitoring and trending system |
| IL128815A0 (en) * | 1999-03-03 | 2000-01-31 | S L P Ltd | A nocturnal muscle activity monitoring system |
| DE60012283T2 (de) | 1999-10-12 | 2005-07-21 | Tanita Corp. | Messgerät für einen lebenden Körper |
| GB9930025D0 (en) | 1999-12-21 | 2000-02-09 | Univ Leeds | Device for prediction of human or mammalian labour |
| US20020116134A1 (en) * | 2000-04-21 | 2002-08-22 | Masahide Harada | Domestic animal delivery wait managing system |
| US6421558B1 (en) | 2000-06-29 | 2002-07-16 | Ge Medical Systems Information Technologies, Inc. | Uterine activity monitor and method of the same |
| US6694192B2 (en) * | 2000-07-06 | 2004-02-17 | Impulse Dynamics N.V. | Uterus muscle controller |
| US6547748B1 (en) * | 2000-08-17 | 2003-04-15 | Ge Medical Systems Information Technologies, Inc. | Physiological event detector and method of operating the same |
| US7236826B2 (en) * | 2000-12-15 | 2007-06-26 | Cardiac Pacemakers, Inc. | System and method for graphically configuring leads |
| WO2002096288A1 (en) * | 2001-05-29 | 2002-12-05 | Reproductive Health Technologies, Inc. | System for detection and analysis of material uterine, maternal and fetal cardiac and fetal brain activity |
| GB0306629D0 (en) * | 2003-03-22 | 2003-04-30 | Qinetiq Ltd | Monitoring electrical muscular activity |
| US7447542B2 (en) * | 2003-07-11 | 2008-11-04 | Ob Tools Ltd. | Three-dimensional monitoring of myographic activity |
| US7160254B2 (en) * | 2004-03-08 | 2007-01-09 | Mark Noar | Intelligent self-interpreting electroviscerogram system and method |
| US7467603B2 (en) * | 2004-05-24 | 2008-12-23 | Equusys, Incorporated | Animal instrumentation |
| US7333850B2 (en) * | 2004-05-28 | 2008-02-19 | University Of Florida Research Foundation, Inc. | Maternal-fetal monitoring system |
| MXPA06014859A (es) * | 2004-06-21 | 2007-04-16 | Equestron Llc | Metodo y aparato para evaluar la salud y desempeno de animales. |
| US8636676B2 (en) | 2005-06-07 | 2014-01-28 | Perigen, Inc | Method and apparatus for providing information related to labor progress for an obstetrics patient |
| US7713216B2 (en) * | 2006-04-10 | 2010-05-11 | Intrapartum, Llc | Method for cervical dilation and/or measurement |
| US7527601B2 (en) * | 2005-12-29 | 2009-05-05 | Intrapartum Ventures, Llc | Cervimeter |
| US7811239B2 (en) * | 2005-12-29 | 2010-10-12 | Intrapartum, Llc | Cervical dilation measurement apparatus |
| GB0605950D0 (en) | 2006-03-24 | 2006-05-03 | Jopejo Ltd | Device for prediction of human or other mammalian labour onset |
| US9805164B2 (en) * | 2006-05-01 | 2017-10-31 | Perigen, Inc. | Method and apparatus for providing contraction information during labour |
| US10134490B2 (en) | 2006-05-01 | 2018-11-20 | Perigen, Inc. | Method and system for monitoring labour progression for an obstetrics patient |
| US7616980B2 (en) * | 2006-05-08 | 2009-11-10 | Tyco Healthcare Group Lp | Radial electrode array |
| US8109883B2 (en) | 2006-09-28 | 2012-02-07 | Tyco Healthcare Group Lp | Cable monitoring apparatus |
| US20080082024A1 (en) * | 2006-09-28 | 2008-04-03 | Meyer Peter F | Signal replication medical apparatus |
| US7828753B2 (en) * | 2006-10-18 | 2010-11-09 | Convergent Engineering, Inc. | Electrode interface system |
| US9351682B2 (en) | 2006-10-18 | 2016-05-31 | Convergent Engineering, Inc. | Sensor interface system |
| US9892475B1 (en) | 2006-11-03 | 2018-02-13 | E&C Medical Intelligence, Inc. | System and method for interactive clinical support and compliance with clinical standards and guidelines in real-time |
| US8668651B2 (en) | 2006-12-05 | 2014-03-11 | Covidien Lp | ECG lead set and ECG adapter system |
| US8238996B2 (en) | 2006-12-05 | 2012-08-07 | Tyco Healthcare Group Lp | Electrode array |
| WO2008073491A1 (en) * | 2006-12-11 | 2008-06-19 | University Of Florida Research Foundation, Inc. | System and method for analyzing progress of labor and preterm labor |
| US20080171950A1 (en) * | 2006-12-18 | 2008-07-17 | Genisent International Inc. | Systems and methods for a pregnancy monitoring device |
| US8444559B2 (en) * | 2007-05-04 | 2013-05-21 | Reproductive Research Technologies, Lp | Skin impedance matching system and method for skin/electrode interface |
| JP5374835B2 (ja) * | 2007-06-06 | 2013-12-25 | セイコーエプソン株式会社 | 生体情報計測装置及びその制御方法 |
| US20100268124A1 (en) * | 2007-12-10 | 2010-10-21 | Emily Hamilton | Method and apparatus for providing contraction information during labour |
| US20090240158A1 (en) * | 2007-12-11 | 2009-09-24 | Lms Medical Systems Ltd | User-interface for displaying fetal condition information during labor and apparatus implementing same |
| EP2241246A1 (en) * | 2009-04-14 | 2010-10-20 | Koninklijke Philips Electronics N.V. | Using muscle tension sensing to locate an analyte measurement site on the skin |
| GB2471667B (en) * | 2009-07-06 | 2011-11-09 | Monica Healthcare Ltd | Monitoring uterine activity |
| US20110144458A1 (en) * | 2009-12-14 | 2011-06-16 | Joseph Gauta | Method and apparatus providing timed visual images during childbirth |
| US20110190652A1 (en) * | 2010-01-29 | 2011-08-04 | Reproductive Research Technologies, Llp | System and method for acquiring and displaying uterine emg signals |
| US20110270118A1 (en) * | 2010-02-04 | 2011-11-03 | Reproductive Research Technologies, Lp | Measuring and displaying the propagation velocity of uterine action potentials to determine the onset of labor |
| WO2011119757A2 (en) * | 2010-03-23 | 2011-09-29 | The Reproductive Research Technologies, Lp | Noninvasive measurement of uterine emg propagation and power spectrum frequency to predict true preterm labor and delivery |
| US8386026B2 (en) | 2010-04-12 | 2013-02-26 | Reproductive Research Technologies, L.P. | System and method for acquiring and displaying abdominal EMG signals |
| US10226209B2 (en) | 2010-10-15 | 2019-03-12 | Brain Sentinel, Inc. | Method and apparatus for classification of seizure type and severity using electromyography |
| EP3387992A1 (en) | 2010-10-15 | 2018-10-17 | Brain Sentinel, Inc. | Method and apparatus for detecting seizures |
| WO2013006728A2 (en) * | 2011-07-05 | 2013-01-10 | Lgch, Inc. | Method and apparatus for detecting seizures |
| US20130197324A1 (en) * | 2011-08-02 | 2013-08-01 | Reproductive Research Technologies, Lp | Method and system to monitor, detect, diagnose and predict the separation/rupture of the uterine scar associated with vaginal birth after cesarean procedures |
| US10736525B2 (en) | 2016-04-19 | 2020-08-11 | Brain Sentinel, Inc. | Systems and methods for characterization of seizures |
| BR112015005768A2 (pt) * | 2012-09-19 | 2017-07-04 | Koninklijke Philips Nv | aparelho de análise da atividade uterina; método para renderizar o conteúdo relacionado à atividade uterina de um paciente; e programa de computador armazenado em um meio de memória não transitória legível por computador |
| HK1213454A1 (zh) * | 2012-11-26 | 2016-07-08 | Ferring B.V. | 使用图像分析诊断子宫收缩水平的方法和系统 |
| US20160331299A1 (en) * | 2014-01-31 | 2016-11-17 | Benjamin Kahn CLINE | Devices and methods for monitoring pregnancy |
| AU2016205037B2 (en) | 2015-01-10 | 2020-09-03 | Nine Medical, Inc. | Methods and devices to prevent premature birth |
| US10595792B2 (en) * | 2017-06-11 | 2020-03-24 | Fetal Life Llc | Tocodynamometer GPS alert system |
| CN108175384A (zh) * | 2018-01-28 | 2018-06-19 | 北京工业大学 | 基于子宫肌电信号识别宫缩的方法及装置 |
| CN113242717B (zh) * | 2018-12-11 | 2025-01-28 | 皇家飞利浦有限公司 | 一种用于在分娩期间监测产程的可穿戴设备 |
| EP3902506A4 (en) | 2018-12-28 | 2022-09-28 | Nine Medical, Inc. | METHODS AND DEVICES FOR THE PREVENTION OF PREMATURE CHILDREN, STILL CHILDREN, MISSORBORSHIP, INFECTION OR PREGNANCY |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE306915C (cg-RX-API-DMAC7.html) * | 1916-07-07 | 1918-07-24 | ||
| 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 |
| US4719925A (en) * | 1985-11-25 | 1988-01-19 | Natan Parsons | Cervical-dilation meter |
| DE3729760A1 (de) * | 1987-09-03 | 1989-03-16 | Effner Gmbh | Verfahren und vorrichtung zur ueberwachung der wehentaetigkeit |
| US5042503A (en) * | 1987-12-17 | 1991-08-27 | Kisszovetkezet Mikroker | Process and apparatus for extended, non-invasive monitoring of uterine contractions |
| US4967761A (en) * | 1988-07-20 | 1990-11-06 | Cornell Research Foundation, Inc. | Method of monitoring labor |
| US5301680A (en) * | 1992-12-09 | 1994-04-12 | Hygeia Biomedical Research Inc. | Apparatus and method for the diagnosis of labor |
-
1992
- 1992-12-09 US US07/988,433 patent/US5301680A/en not_active Expired - Fee Related
-
1993
- 1993-11-16 CA CA002149672A patent/CA2149672A1/en not_active Abandoned
- 1993-11-16 EP EP94901535A patent/EP0673226A4/en not_active Withdrawn
- 1993-11-16 AU AU56089/94A patent/AU679017B2/en not_active Ceased
- 1993-11-16 WO PCT/US1993/011114 patent/WO1994013202A1/en not_active Ceased
- 1993-11-16 JP JP6514178A patent/JPH08504342A/ja active Pending
- 1993-11-16 NZ NZ258425A patent/NZ258425A/en unknown
- 1993-11-18 IL IL10765593A patent/IL107655A/xx not_active IP Right Cessation
- 1993-12-08 MX MX9307763A patent/MX9307763A/es unknown
- 1993-12-09 CN CN93120192A patent/CN1088422A/zh active Pending
- 1993-12-24 TW TW082110962A patent/TW281628B/zh active
-
1994
- 1994-02-08 US US08/193,284 patent/US5483970A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO1994013202A1 (en) | 1994-06-23 |
| EP0673226A4 (en) | 1998-05-13 |
| MX9307763A (es) | 1994-07-29 |
| US5301680A (en) | 1994-04-12 |
| IL107655A (en) | 1997-02-18 |
| US5483970A (en) | 1996-01-16 |
| IL107655A0 (en) | 1994-02-27 |
| AU679017B2 (en) | 1997-06-19 |
| CN1088422A (zh) | 1994-06-29 |
| TW281628B (cg-RX-API-DMAC7.html) | 1996-07-21 |
| AU5608994A (en) | 1994-07-04 |
| NZ258425A (en) | 1996-10-28 |
| JPH08504342A (ja) | 1996-05-14 |
| EP0673226A1 (en) | 1995-09-27 |
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