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Document Title |
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7593765 |
Fetal heart monitoring
An apparatus for detecting a fetal heartbeat includes circuitry to convert acoustic energy representative principally of a maternal heartbeat into a first electrical signal and circuitry to convert...
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7539534 |
Configuration for phonography cardio heart monitoring
A method of acoustic monitoring includes transducing acoustic energy from a first acoustic transducer attached to a first location on a patient the acoustic energy from the first transducer,...
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7532923 |
Apparatus and method for detecting a fetal heart rate
The present invention relates to apparatus for detecting the heart rate of a fetus. The apparatus includes at least two detectors for detecting heart beats of the fetus, each detector comprising at...
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7519417 |
Quantitative fetal heart rate and cardiotocographic monitoring system and related method thereof
A method, system, and computer program product are provide for, among other things, quantitative analysis of heart rate characteristics from fetal heart rate and cardiotocogram monitors that gives...
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7474915 |
Separating mixed signals containing a distorted signal
This invention provides a novel technique separating two mixed signals. The method is particularly useful for fetal electrocardiogram estimation. A maternal electrocardiogram signal recorded at the...
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7340289 |
Biomagnetic field measuring apparatus
A biomagnetic field measuring apparatus for performing (1) processes for removing a magnetic field waveform generated by a maternal heart from a waveform of a biomagnetic field measured, (2)...
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7336985 |
Fetal heart rate electrode assembly, connector for same, cable assembly, system, and methods of use
A fetal heart rate electrode assembly, a connector for use therewith and a cable assembly including a housing assembly configured for engagement with the connector. The electrode assembly includes...
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7333850 |
Maternal-fetal monitoring system
A maternal-fetal monitoring system for use during all stages of pregnancy, including antepartum and intrapartum stages. The maternal-fetal monitoring system of the subject invention comprises (1) a...
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7236819 |
Separation of a subcutaneous cardiac signal from a plurality of composite signals
A cardiac monitoring and/or stimulation method and systems provide monitoring, defibrillation and/or pacing therapies, including systems detecting and/or treating cardiac arrhythmia. A system...
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7113819 |
Method and apparatus for monitoring the condition of a fetus
A method and apparatus for monitoring the condition of a fetus to assess a degree of risk of developing a permanent neurological condition is provided. A signal indicative of a fetal heart is...
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6907284 |
Method and apparatus for displaying a fetal heart rate signal
A system and apparatus implementing a graphical user interface for displaying heart rate information is provided. The graphical user interface displays, in a first viewing window, a first tracing...
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6816744 |
DEVICE AND SYSTEM FOR REMOTE FOR IN-CLINIC TRANS-ABDOMINAL/VAGINAL/CERVICAL ACQUISITION, AND DETECTION, ANALYSIS, AND COMMUNICATION OF MATERNAL UTERINE AND MATERNAL AND FETAL CARDIAC AND FETAL BRAIN ACTIVITY FROM ELECTRICAL SIGNALS
The present invention presents a method and apparatus for recording and analyzing uterine electrical activity, or electromyography (EMG), from the surface of the abdomen, vagina, or cervix of a...
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6751498 |
Apparatus and method for non-invasive, passive fetal heart monitoring
An apparatus and method for fetal heart and maternal heart and uterine monitoring is provided which acquire biopotential waveforms indicative of the mother's heart beat from sensors located at or...
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6662043 |
Heart beat coincidence detection
A method of detecting heart beat coincidence includes receiving first and second signals from first and second heart beat sources. The method further includes detecting first heart beat occurrences...
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6658284 |
Device for reducing signal noise in a fetal ECG signal
Apparatus for reducing signal noise in a fetal ECG signal obtained by using a unipolar ECG lead configuration 1, 3 thereby detecting a predominant T wave vector and avoiding changes in ECG...
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6551251 |
Passive fetal heart monitoring system
A fetal heart monitoring system and method for detecting and processing acoustic fetal heart signals transmitted by different signal transmission modes. One signal transmission mode, the...
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6522916 |
Telemetric system for fetal care
A telemetric system for fetal health, which receives data of a pregnant woman or a fetus of the pregnant woman, analyzes the received data and reporting a diagnosis result in order to make a...
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6434418 |
Apparatus for measuring intrauterine pressure and fetal heart rate and method for using same
A modified Foley catheter transmits desired data to transducers that allow the measuring of intrauterine pressure and fetal heart rate by healthcare providers on appropriate output devices. A...
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6363272 |
Connector for fetal probe
A fetal electrode assembly including a housing having a first opening for receiving a first connector and a second opening for receiving a second connector. The second connector is a snap connector...
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6356778 |
Connector assembly for fetal scalp electrode
A connector assembly for a fetal scalp electrode for use in monitoring fetal heart rate. The connector assembly is used in conjunction with a fetal monitor coupling device and includes a holder...
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6350237 |
Method and apparatus for monitoring fetal status data
A system is provided for remotely monitoring fetal status parameters. Status parameters are sampled from patient sensors and are processed and stored in a medical facility data management system. A...
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6339719 |
Apparatus and method for detecting sounds from a human body and displaying the detected sound information
The present invention provides an apparatus and method for detecting sounds from a human body and displaying the detected sound information. The apparatus comprises a stethoscope for collecting...
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6321103 |
Fetal spiral electrode sleeve and wire interconnect system
A fetal electrode sleeve and wire interconnect system for transmitting signals indicative of fetal heart rate from a fetus inside a mother through a cable to a monitor external to the mother. The...
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6245025 |
Method and apparatus for measuring fetal heart rate and an electroacoustic sensor for receiving fetal heart sounds
Method and apparatus for long-term, non-invasive measuring of fetal heart rate. The method utilizes the characteristic curves of first and second heart sound received by the preferred...
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6115624 |
Multiparameter fetal monitoring device
An intrauterine catheter device for monitoring fetal and/or maternal heart rate, including an elongate housing having proximal and distal portions, an array of ECG electrodes on the distal portion...
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5957855 |
Fetal data processing system and method employing a time-frequency representation of fetal heart rate
A fetal data processing system and method, and a fetal monitor and method for monitoring the condition of a fetus are disclosed. A fetal heart rate time series is received and sampled. A non-linear...
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5954663 |
Fetal monitoring system and method
A system and method for monitoring the condition of at least one fetus is provided. The fetal monitoring system includes a plurality of fetal well-being sensors, each of which detects signals...
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5865737 |
Sensor device for measuring the vital parameters of a fetus during birth
A sensor device for measuring the vital parameters of a fetus during birth. The sensor device includes a sensor having a wire spiral for attaching the sensor to the fetus, and a placement device...
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5833622 |
Non-invasive fetal probe having improved mechanical and electrical properties
A non-invasive fetal probe having enhanced adhesion and electrical isolation for attaching to the presenting part of a fetus and sensing at least one fetal parameter during labor and delivery. In...
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5823952 |
Pulse oximeter sensor with differential slip coefficient
An improved fetal pulse oximeter sensor. The friction provided on the sensor head surface to engage the fetus is higher than the friction on the back side of the sensor head. Thus, any contact with...
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5807271 |
Fetal heartbeat and uterine contraction
A monitoring system for monitoring detectable intermittent signals generated by a living being. In one embodiment, a pregnancy monitoring system monitors fetal heat beat and/or uterine...
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5746212 |
Process and device for measuring vital fetal parameters during labor and delivery
A process for measuring vital, fetal parameters during parturition. It is essential in this process that the blood pressure of the fetus is discontinuously measured in the arterial system by...
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5724032 |
Method and apparatus for compressing and displaying digital data, particularly the heart rate of fetal monitors
A method and an apparatus for compressing and displaying digital data, in particular beat-to-beat heart rate data in fetal monitoring, operates according to the principle of the "maximum absolute...
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5666959 |
Fetal heart rate monitoring
A method and apparatus for deriving a pulse sequence corresponding to a fetal heart rate (FHR) from a composite ECG signal which includes a signal from a second source, such as from the mother or a...
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5632275 |
Catheter lab table pad and method for using the same
A catheter lab imaging apparatus for imaging a heart region of a patient positioned thereon. The apparatus includes a catheter lab table, an x-ray imager positioned about the table and including a...
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5609156 |
Foetal monitor
A medical signal analyzer comprises a sensing device (1) including at least one sensor for monitoring at least one parameter derived from a physiological measurement taken from a patient under...
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5538005 |
B'method for monitoring fetal characteristics by radiotelemetric transmission
A fetal monitor is provided for gathering characteristic data such as fetal electrocardiogram, temperature and intra-uterine pressure so that fetal health may be determined during intra-operative...
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5529073 |
Method and apparatus for recording physiologic signals
A medical monitor, such as a fetal monitor, records physiologic signals representing the same physiologic parameter, but originating from different beings, such as the heart rate traces originating...
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5524631 |
Passive fetal heart rate monitoring apparatus and method with enhanced fetal heart beat discrimination
An apparatus for acquiring signals emitted by a fetus, identifying fetal heart beats and determining a fetal heart rate. Multiple sensor signals are outputted by a passive fetal heart rate...
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5509421 |
System, with sensor positioning indicator, for monitoring a biological signal
The invention is a physiological monitor for determining a physiological characteristic of a patient. The monitor is particularly adapted to monitor fetal heart rate, and includes a transducer for...
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5442940 |
Apparatus and method for evaluating the fetal condition
An apparatus for evaluating the fetal condition prior to or under birth receives the signals of a fetal heart rate transducer and a toco transducer. The signals are first preprocessed in the time...
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5431171 |
Monitoring fetal characteristics by radiotelemetric transmission
A fetal monitor is provided for gathering characteristic data such as fetal electrocardiogram, temperature and intra-uterine pressure so that fetal health may be determined during intra-operative...
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5425362 |
Fetal sensor device
An apparatus and method for noninvasively sensing parameters associated with the health of a fetus, the health of the placenta and the mother. The device includes a probe for inserting the sensor...
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5372139 |
Method for suppressing a maternal electrocardiogram signal from a fetal electrocardiogram signal obtained with invasive and non-invasive techniques using an almost pure maternal electrocardiogram signal as a trigger
A method (10) for suppressing the maternal electrocardiograph (MECG) signal from a composite abdominal ECG including an MECG signal, an fetal ECG (FECG) signal and noise to obtain a substantially...
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5309918 |
Transducer for converting floating ground potential signals to non-floating signals and method of use
A transducer for medical monitoring comprises a box (73) which contains a floating section, a non-floating section and a transformer or optical coupler for converting a floating signal into a...
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5209237 |
Method and apparatus for detecting a signal from a noisy environment and fetal heartbeat obtaining method
To provide an accurate reproduction of a signal detected in a noisy environment, a primary signal sensor and a plurality of "signal-free" reference sensors are used. Information collected from the...
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5206807 |
Neonatal cardiorespirograph incorporating multi-variable display and memory
A system and method for transducing, recording, and displaying information relating to cardiac and respiratory functions of an infant. The system and method allows immediate detection of apnea...
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5191889 |
Transducer head for a medical instrument and method of use
A transducer head for a medical instrument (e.g., a cardiotocographic instrument for performing extra-uterine ultrasonic supervision of the fetal heart function) having a housing adapted to be...
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5184619 |
Intrauterine pressure and fetal heart rate sensor
An apparatus for sensing intrauterine pressure and fetal heart rate. The apparatus comprises an elongated flat, flexible tubular housing; at least one electrode mounted on the housing; apparatus...
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5170791 |
Method and apparatus for calculating the fetal heart rate
Determining the fetal heart rate comprises irradiating an ultrasound beam in the direction of the fetal heart. The moving parts of the fetal heart cause a Doppler shift which is used to determine...
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