Matches 251 - 300 out of 528 < 1 2 3 4 5 6 7 8 9 10 11 >
Match Document Document Title
5775329 Method and compounds for diagnosing coronary artery disease  
The present invention relates generally to methods of diagnosis, evaluation and treatment of coronary artery disease in mammals using substituted catecholamines and compounds therefore. It also...
5734739 Method for determining the contour of an in vivo organ using multiple image frames of the organ  
An automated method for evaluating image data taken over a sequence of image frames to determine a contour of a left ventricle (LV). The sequence of image frames are converted to digital data that...
5729203 Emergency call system  
A host monitor device 26 disposed in an emergency call center 12 displays, on an image display 82 thereof, an ID code identifying a subscriber 20, a symbol representing an emergency call from the...
5724968 Computerized medical diagnostic system including meta function  
A system and method for providing computerized, knowledge-based medical diagnostic and treatment advice. The medical advice is provided to the general public over a telephone network. Two new...
5722415 Continuous cardiac output monitor  
A device for continuously monitoring the output of a heart in a surgical patient includes a probe head attached at one end to a catheter adapted to be inserted into the patient. The probe head...
5697378 Method and apparatus for using multiple leads for QRS detection  
A method and apparatus for reducing noise in an output signal produced from a plurality of input signals indicative of a repetitious phenomena exhibited by a signal source. The apparatus comprises:...
5669391 Apparatus and method for presenting patient electrocardiogram and implantable device status information  
An implantable cardiac therapy device collects patient ECG and device status information, including cardiac event interval information, why therapy was or was not applied, and patient response to...
5660183 Interactive probability based expert system for diagnosis of pacemaker related cardiac problems  
A diagnostic device for providing a prognosis of patient with an implanted cardiac device includes a data bank for storing statistical data relating various symptoms characterizing cardiac problems...
5647360 Digital subtraction angiography for 3D diagnostic imaging  
The digital subtraction angiography method useful for three dimensional (3D) imaging of a selected volume of a body comprises the following steps. Acquiring first and second 3D data sets...
5645070 Method and apparatus for determining the origins of cardiac arrhythmias morphology dynamics  
A method of discriminating among cardiac rhythms of supraventricular and ventricular origin by exploiting the differences in their underlying dynamics reflected in the morphology of the waveform. A...
5634470 System and method for monitoring and controlling the temperature of a catheter-mounted heater  
A system for monitoring and controlling the temperature of a heating element in a thermodilution catheter to maintain it within safe physiological limits includes, in the preferred embodiment, a...
5632279 Method of interference-tolerant transmission of heartbeat signals  
A method of interference-tolerant heartbeat measurement, in which method the heartbeat signal of a person is measured from a suitable part of the body and transmitted as burst signals from a...
5632280 Method for circuit fault detection in differential signal detectors  
The present invention is an apparatus and method for detecting differential mode signals in an environment where differential mode signals co-exist, and might be corrupted by, common mode signals....
5630425 Systems and methods for adaptive filtering artifacts from composite signals  
Analog or digital systems or methods filter an artifact from a signal derived from a biological event comprising sample values arranged with respect to time. The systems and methods generate a...
5630664 Hand held apparatus for performing medical calculations  
Hand-held apparatus for performing medical calculations includes a compact housing capable of being held within a hand of an operator. Provided in the housing is a data entry pad for selecting one...
5628326 Calculating a heart rate from an ECG waveform by discarding a percentage of R-R intervals prior to averaging  
A method and apparatus for calculating a heart rate obtains ECG data from a plurality of ECG waveforms, which are in turn obtained from signals received from a plurality of ECG electrodes. Heart...
5615685 Personal physical fitness measuring apparatus  
A control unit of a measuring apparatus controls a sound driving circuit to make a sounding unit generate pitch sounds at a predetermined pace for three minutes. After generation of the pitch...
5605157 Systems and methods for filtering signals derived from biological events  
Systems and methods provide non-linear, non-median filters for signals derived from biological events. The systems and methods select a set of n sample values arranged with respect to time from the...
5605158 Apparatus for annotating physiological waveforms  
An apparatus for annotating physiological waveforms is provided. The apparatus comprises an implantable medical device, which may be a pacemaker or a cardioverter/defibrillator, and a programmer...
5603331 Data logging system for implantable cardiac device  
An implantable cardiac rhythm management device (pacemaker or defibrillator) having circuitry for determining the interval between two successive natural ventricular depolarization signals,...
5582180 Combination three-twelve lead electrocardiogram cable  
A bifurcated electrical connector (14) includes a precordial lead connection site (18) and a limb lead connection site (16). A precordial connector (26) can be fitted into the precordial lead...
5582181 Device and a method for equalizing a patient's potential with respect to medical equipment  
A device for equalizing a patient's potential with respect to medical equipment, in particular upon recording an electrocardiogram, includes at least two measuring electrodes and a reference...
5577509 Systems and methods for examining the electrical characteristics and timing of electrical events in cardiac tissue  
Systems and methods examine heart tissue morphology using a pair of electrodes, at least one of which is located in contact with heart tissue. The systems and methods transmit electrical current in...
5573003 Low-power delta modulator for intracardial signal monitoring in a cardiac device  
A low-power delta modulator analog-to-digital converter is provided that is suitable for use in a cardiac stimulating device for monitoring intracardial signals. The delta modulator consumes less...
5564429 Method of identifying valid signal-carrying channels in a cardiorespiratory alert system  
A cardiorespiratory alert system is described which comprises a patient unit which communicates with a caregiver unit, via an optional central base station in a Hospital Configuration, or via a...
5564428 Method and apparatus for enhancing the signal-to-noise ratio of ECG signals  
In a method for enhancing the signal-to-noise ratio of ECG signals, A/D-converted signals from a number of cardiac cycles are time-synchronized to form a signal ensemble, and the correlation...
5551427 Implantable device for the effective elimination of cardiac arrhythmogenic sites  
An implantable devices for the effective elimination of an arrhythmogenic site from the myocardium is presented. By inserting small biocompatible conductors and/or insulators into the heart tissue...
5549115 Method and apparatus for gathering event data using a removable data storage medium and clock  
A method for gathering event data using a data gathering instrument having an instrument clock and an instrument data storage medium, the method comprising the steps of: gathering event data using...
5549116 Vest for the physiological monitoring of children  
The invention relates to the field of physiological monitoring of ambulatory patients. More specifically, the invention is a vest to be worn by young patients (children) wherein a pouch on the...
5546950 Electrocardiograpic patient lead cable apparatus  
An electrocardiographic patient lead cable apparatus comprises an elongated cable part and a connector. The cable part has a plurality of connecting wires with connectors for the electrodes. The...
5544044 Method for evaluation of health care quality  
A software-based medical information system performs a method of analyzing health care claims records for an enrolled population (e.g., HMO, Medicaid) to assess and report on quality of care based...
5533511 Apparatus and method for noninvasive blood pressure measurement  
A blood pressure monitor for determining a patient's blood pressure comprises a processor attached to a first input device for receiving an initial input representing the patient's absolute blood...
5529067 Methods for procedures related to the electrophysiology of the heart  
Methods and apparatus are disclosed for use in procedures related to the electrophysiology of the heart, such as identifying or evaluating the electrical activity of the heart, diagnosing and/or...
5522387 Method to assess anesthesia  
A patient's general state of anesthesia is displayed as a Cartesian plot of two vital signs: heart rate and blood pressure, in a window on a monitor. The heart rate is plotted on the x-axis while...
5513638 Method of collecting image data of MRI and magnetic resonance imaging apparatus  
In an method of collecting image data in magnetic resonance imaging, a sequential order for collecting image data of the plurality of sliced planes including a most clinically important sliced...
5513650 Guidewire extension connector - keyed joint  
A guidewire extension assembly for use in angioplasty to facilitate exchanging a balloon dilitation catheter that includes a guidewire and an extension wire that are releasably connected thus...
5511553 Device-system and method for monitoring multiple physiological parameters (MMPP) continuously and simultaneously  
A device, system and method for monitoring continuously and simultaneously multiple physiological parameters from a patient, comprising a precordial strip-patch having first and second surfaces and...
5505202 Portable and collapsable electrocardiograph  
In a portable electrocardiograph, a first measuring electrode that is to be held by a hand during measurement and comes into contact with the palm is provided on a body case. A second measuring...
5503160 Dynamic filter for real-time artifact removal from waveforms  
During sampling, a finite impulse response (FIR) filter separates a composite signal into two components, non-cardiac physiological phenomena and cardiac artifacts. The length of the filter window...
5503158 Ambulatory electrocardiogram monitor  
An electrocardiogram monitor comprises a plurality of sensors placed on the patient's skin to generate a sensor signal indicative of the patient's heartbeat. An amplifier is connected to the...
5501230 Device for processing biological signals sampled by electrodes on the skin of a patient  
The invention relates to a device for the processing of biological signals sampled by electrodes placed on the skin of a patient, having at least two signal measuring electrodes and a reference...
5494042 Systems and methods for deriving electrical characteristics of cardiac tissue for output in iso-characteristic displays  
Systems and methods examine heart tissue morphology using three or more spaced apart electrodes, at least two of which are located within the heart in contact with endocardial tissue. The systems...
5492124 Method and apparatus for improved MR angiography for use in regions where bloodflow is regurgitated  
MR angiography method and apparatus either moves the saturation slab or eliminates it during a predetermined portion of the patient's cardiac cycle. This permits an MR image of a slice of interest...
5492128 Intracardiac electrogram sensing in an arrhythmia control system  
An implantable cardioverter/defibrillator device having an improved sensing system for automatically and rapidly adjusting to changing amplitudes of intracardiac electrogram "ICEG" signals during...
5490516 Method and system to enhance medical signals for real-time analysis and high-resolution display  
A medical processing and display system that may be used with a medical monitoring device. This system enhances the medical data it receives. Once received, the medical data is reformatted into a...
5490515 Filter apparatus and method for reducing signal noise using a plurality of signals obtained from a signal source  
An apparatus and method directed to an adaptive noise filtering arrangement. The arrangement has the ability to estimate a first set of data for a first time-dependent variable based upon at least...
5487391 Systems and methods for deriving and displaying the propagation velocities of electrical events in the heart  
Systems and methods examine heart tissue morphology by locating electrodes in contact with a region of heart tissue to sense the timing of a local depolarization events. From this, the systems and...
5485849 System and methods for matching electrical characteristics and propagation velocities in cardiac tissue  
Systems and methods examine heart tissue morphology using three or more spaced apart electrodes, at least two of which are located within the heart in contact with endocardial tissue. The systems...
5486818 Wireless switch for a telemetric receiver  
The invention relates to a wireless switch for a telemetric receiver in a pulse meter, comprising a switch (7) for detecting the intensity of a telemetric signal received in the telemetric receiver...
5483967 Bioelectric signal recording device  
A device capable of recording a bioelectrical signal under the normal living conditions of a living body is arranged so that an extremely real record can be obtained not only during a walk, a meal...
Matches 251 - 300 out of 528 < 1 2 3 4 5 6 7 8 9 10 11 >