Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Simultaneously detecting cardiovascular condition and diverse body condition

Subclass of:

600 - Surgery

600300000 - DIAGNOSTIC TESTING

600481000 - Cardiovascular

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
600484000 Detecting respiratory condition 155
Entries
DocumentTitleDate
20110201943KINETICS OF PHYSIOLOGICAL RESPONSE TO ACTIVITY DURING ACTIVITIES OF DAILY LIVING - A physiological response to activity (PRA) during a subject's activities of daily living (ADL) can be used, such as to generate useful diagnostic information about the subject. This can involve using a template, such as an impulse response template. The technique can be used with an implantable or other ambulatory medical monitoring or therapy device, such as a cardiac function management device, or with a local or remote external interface device.08-18-2011
20130085399THERAPY CONTROL BASED ON NIGHTTIME CARDIOVASCULAR PRESSURE - Techniques for controlling therapy based on a physiological parameter indicative of ventricular filling pressure, such as various cardiovascular pressures, are described. One or more values of the physiological parameter that are collected during nighttime, or while the patient is otherwise asleep, inactive, or within a recumbent position, may be compared to one or more values of the physiological parameter collected during daytime, or while the patient is otherwise awake, active and/or upright. A therapy, such as for treating physiological factors that may lead to worsening HF, may be initiated or adjusted based on the comparison, e.g., if the nighttime values exceed the daytime values.04-04-2013
20100076321INDICATION-BASED WORSENING HF ALERT - This document discusses, among other things, receiving a user selection of a heart failure symptom, receiving a user selection of an abnormal psychological condition, receiving information about a physiological patient status parameter, and determining a heart failure status using the received information.03-25-2010
20130035601APPARATUS AND METHOD FOR GENERATING DIGITAL HEALTH SCREENING FORM - An apparatus for generating a digital health screening form collects sensor information including biometric information, motion information or location information of an examinee using a plurality of sensors. The apparatus determines results of preset health screening items depending on the biometric information, and then generates physical condition information including the results of the preset health screening items. The apparatus generates information about presence or absence of dyssomnia or information about physical activities, which indicates living habits of the examinee, and then generates lifelog information which includes the information about the presence or absence of dyssomnia or the information about the physical activities. The apparatus detects medical history information of the examinee in a medical history information provision server, and generates a digital health screening form containing the physical condition information, the lifelog information, and the medical history information.02-07-2013
20090156944Electronic Device and Method - There is provided electronic device, comprising: a receiving unit configured to receive heart rate data generated by a heart rate measuring system; a calculation unit configured to calculate heart rate variation data on the basis of the received heart rate data. The electronic device further comprises: a processing unit configured to analyse the calculated heart rate variation data in comparison with the corresponding heart rate data, and to determine at least one threshold value for fat burning on the basis of the analysis.06-18-2009
20120165684Systems and Methods for Heart and Activity Monitoring - Methods and systems for monitoring a heart failure or transplant rejection status of a patient including use of a device or system to collect intramyocardial electrogram (IMEG) signals from the patient at different times automatically when a detected activity level of the patient is below a preset threshold level for a predetermined amount of time, and use of a device or system to generate a status indicator value proportional to a combination of parameters extracted from at least a portion of the collected IMEG signals. Methods and systems can also include measuring time delay values between IMEG signals collected from different locations in the patient. The IMEG signals can be collected from the right ventricular septum and the right ventricular apex of the patient or from the right and left ventricular myocardium of the patient.06-28-2012
20100268092ARTERIOSCLEROSIS DEGREE JUDGMENT DEVICE CAPABLE OF JUDGING ARTERIOSCLEROSIS DEGREE PRECISELY - A cuff of a pulse wave meter equipped with an arteriosclerosis degree judgment device has air bags for compressing a living body having a double structure along an artery including an avascularization air bag and a pulse-wave measuring air bag. Provided at outer circumferential sides of these air bags are a curler for integrally pressing these air bags against an upper arm, and an air bag for pressing the curler from the outer circumferential side. A member for suppressing vibrations is provided between a curler-compressing air bag and the pulse-wave measuring air bag, and suppresses propagation of vibrations from the curler-compressing air bag to the pulse-wave measuring air bag. The pulse wave meter measures a pulse wave based on changes in internal pressure in the pulse-wave measuring air bag while the avascularization air bag provides avascularization at the peripheral side.10-21-2010
20130066216DEVICE FOR EXAMINING NERVE FUNCTION - The present invention relates to a device for examining nerve function. In order to examine the function of a nerve of the human body, the device for examining nerve function of the present invention includes: at least one stimulator for stimulating the human body; and a stimulator-fixing member having a form corresponding to the hands or feet of the human body, wherein the stimulator is located at one side of the simulator-fixing member so as to fix the stimulator to the hands or feet of the human body. The device for examining nerve function of the present invention further includes at least one blood-circulation detection sensor fixed at the stimulator-fixing member. According to the present invention, since the degree of hypoesthesia is examined through the stimulation of the stimulator, test accuracy and reliability may be greatly improved and it is possible to systematically and actively determine a diagnosis and course of treatment for a patient having diabetes or spinal nerve damage, e.g. hypoesthesia.03-14-2013
20120238885METHOD AND APPARATUS FOR CONTINUOUSLY MONITORING INTRACRANIAL PRESSURE - A method and apparatus for continuously measuring the absolute intracranial pressure in a non-invasive manner is described by using an ultrasonic Doppler device which detects the pulsatility indexes of the blood flow inside the eye artery for both intracranial and extracranial eye artery portions. The eye in which the blood flow is monitored is subjected to a small pressure, sufficient to equalize the pulsatility index measurements of the internal and external portions of the eye artery. The pressure at which such equalization occurs is used as a reference for autocalibration of the apparatus so that continuous absolute intracranial pressure measurements may be taken over a particular sampling period.09-20-2012
20120238884ECG Artifact Reduction System - An ECG signal processing system which removes the CPR-induced artifact from measured ECG signals obtained during the administration of CPR.09-20-2012
20090192391NAVIGATION-ASSISTED FITNESS AND DIETING DEVICE - A navigation-assisted fitness device broadly comprising a location determining component, a fitness monitoring component and a display. The location determining component determines location data for a user of the device as the user exercises. The fitness monitoring component is coupled with the location determining component and calculates fitness information for the user as the user exercises. The display displays the fitness information and other information and data.07-30-2009
20090312647Electronic device and pulse rate calculating method - In an electronic device, a pulse rate measuring unit measures user's pulse rate. For example, the pulse rate measuring unit obtains a change in blood flow from a light passing through a user's fingertip, and measures user's current pulse rate based on it. A pulse rate memory unit has previously stored user's previous pulse rate. A pulse rate calculator calculates the user's pulse rate while changing a ratio of the user's current pulse rate measured by the pulse rate measuring unit to the user's previous pulse rate previously stored in the pulse rate memory unit after starting to measure the user's pulse rate. The user's pulse rate calculated by the pulse rate calculator is displayed as the user's pulse rate on a display unit.12-17-2009
20100081942METHOD, ARRANGEMENT AND APPARATUS FOR MONITORING FLUID BALANCE STATUS OF A SUBJECT - A method and apparatus for monitoring fluid balance status of a subject are disclosed. A hemoglobin measure indicative of hemoglobin concentration in the blood of a subject and at least one physiological parameter responsive to blood volume changes in the subject are determined and concurrent behavior of the hemoglobin measure and the at least one physiological parameter is indicated to a user, thereby to give an indication of fluid balance status of the subject. The cause and/or reliability of the fluid balance status may also be indicated.04-01-2010
20080275347Stimulation Arrangement For Measurement Of Physiological Signal Reactivity - The invention relates to a method and apparatus for assessing the reactivity observable in a certain physiological signal, especially the EEG signal, of a subject. In order to obtain a compact measurement arrangement that enables reliable assessment of changes in the reactivity of the subject even during a long time period, a conventional monitoring device is provided with a stimulation module configured to supply stimuli to the subject through a measurement probe that the device uses to receive physiological signal data from the subject. The measurement probe may comprise, for example, an arm cuff through which the device monitors the blood pressure of the subject.11-06-2008
20110270096ALGORITHM FOR DETECTING A SEIZURE FROM CARDIAC DATA - Methods, systems, and apparatus for detecting the seizure in a patient using a medical device. The determination is performed by collecting cardiac data; determining valid heart beats suitable for seizure detection from the cardiac data; calculating heart rate data of interest from the valid heart beats; and identifying a seizure event from the heart rate data. The medical device may then take a responsive action, such as warning, logging the time of the seizure, computing and storing one or more seizure severity indices, and/or treating the seizure.11-03-2011
20080275348Monitor device and use thereof - In an apparatus and method for obtaining an indication of energy expenditure by a mammal during exercise, one or more movement transducers (11-06-2008
20130218030METHOD FOR DETERMINING A FEATURE OF THE CIRCADIAN RHYTHM OF A SUBJECT - The invention relates to method for determining a feature of the circadian rhythm of the subject, comprising measuring a first input signal indicating a cardiac function of the subject, measuring at least one second input signal indicating the activity of the subject, combining the first input signal and the second input signal to a periodic output signal representing the circadian rhythm of the subject, and determining at least one feature of this periodic output signal.08-22-2013
20090247883BIOLOGICAL-BODY-ATTACHED DATA COMMUNICATION DEVICE - A biological-body-attached data communication device has a communication unit communicating with an external device via a biological body as a medium, a data processing unit transmitting/receiving data with the external device via the communication unit, an attachment detection unit like a heartbeat sensor detecting whether or not the biological-body-attached data communication device is attached to the biological body, and a power source unit. When the attachment detection unit detects that the device is attached to the biological body, the power source unit supplies operational power to the communication unit and the data processing unit, and when the attachment detection unit detects that the device is not attached to the biological body, the power source units terminates or suppresses power supply to those units. Accordingly, power consumption is suppressed, and draining of the power source is prevented.10-01-2009
20110224555Systems and Methods for Use By an Implantable Medical Device for Detecting and Discriminating Stroke and Cardiac Ischemia Using Electrocardiac Signals and Hemodynamic Parameters - Techniques are provided for detecting and distinguishing stroke and cardiac ischemia within a patient using an implantable medical device. In one example, a preliminary indication of stroke is detected by a pacemaker or similar implantable device based on an analysis of features of an intracardiac electrogram (IEGM) sensed by the device. Exemplary IEGM features indicative of possible stroke include the onset of prominent U-waves, the onset of notched T-waves, and changes in ST segment duration or QT duration. Upon detection of a possible stroke, the device then detects one or more hemodynamic parameters that are typically affected by cardiac ischemia. Such hemodynamic parameters can include, e.g., cardiac contractility or stroke volume. The device then distinguishes stroke and cardiac ischemia from one another based on whether any changes detected in the hemodynamic parameters are consistent with cardiac ischemia. Implantable systems that exploit subcutaneous electrocardiograms (ECGs) rather than IEGMs are also described.09-15-2011
20090099461SYSTEM AND METHOD FOR A NON-SUPINE EXTREMITY BLOOD PRESSURE RATIO EXAMINATION - The present invention provides methods that facilitate the determination of a hydrostatic correction factor usable in an EBPR examination of a patient in a non-supine position. In one embodiment, a method for facilitating the determination of a hydrostatic correction factor for an extremity blood pressure ratio examination of a patient in a non-supine position includes establishing the vertical distance between first and second blood pressure measuring devices positionable on first and second extremities of the patient based on an empirically derived formula and determining a hydrostatic correction factor for the extremity blood pressure ratio examination based on the vertical distance. In this regard, the formula for the vertical distance may be based on a percentage of the height of the patient.04-16-2009
20090253992SYSTEM FOR DETERMINATION OF AN EFFECTIVE TRAINING HEART RATE ZONE AND USE OF SUCH A SYSTEM - System for effective training heart rate zone determination, the system comprising: -a training module adapted to determine target training heart rate zone based on at least one stored parameter; -at least one sensor for measuring core temperature of a user's body during training; -at least one sensor for measuring a user's heart rate during training; -a compensation module, which is arranged for compensating the target training heart rate zone based on said core temperature; -an indicating module adapted to compare the users heart rate to an effective training heart rate zone based on information from the compensation module and to inform the user when the heart rate exceeds or drops under the effective training heart rate zone. The invention further relates to use of such a system.10-08-2009
20100185101APPARATUS FOR EVALUATING BIOLOGICAL CONDITION, METHOD FOR THE SAME, AND COMPUTER PROGRAM PRODUCT - A biological condition evaluation apparatus determines a symptom of a heart abnormality based on at least one index calculated from a heartbeat interval and/or a pulse interval. The apparatus determines whether it is in a referential period where an amount of change in the index is comparatively small. The apparatus determines whether a plurality of conditions are satisfied or not in an evaluation period set after the referential period. One condition is that an amount of change in the index in the evaluation period is greater than that observed during the referential period. Another condition is that a rate of change in the index is equal to or greater than a predetermined threshold value. The apparatus determines that there is a symptom of a heart abnormality, when both the conditions are satisfied.07-22-2010
20100016733Assessing Blood Supply to a Peripheral Portion of an Animal - A post-operative, arterial patency monitoring system for monitoring patency of an artery of a limb including: a first probe positioned adjacent a first tissue area of a limb for producing first output signals dependent upon a first arterial blood supply to the first tissue area; a second probe positioned adjacent a second different tissue area of the limb for producing second, different output signals dependent upon a second arterial blood supply to the second tissue area; and means for processing the first output signals to produce a first arterial blood supply metric for the first arterial blood supply and a second, different, arterial blood supply metric for the first arterial blood supply; means for processing the second output signals to produce the first arterial blood supply metric for the second arterial blood supply and the second arterial blood supply metric for the second arterial blood supply; means for using a predetermined function that takes as its arguments at least the first and second arterial blood supply metrics for the first arterial blood supply to produce a combined arterial patency metric for the first blood supply; means for using the predetermined function that takes as its arguments at least the first and second arterial blood supply metrics for the second arterial blood supply to produce a combined arterial patency metric for the second arterial blood supply; means for comparing the combined arterial patency metric for the first arterial blood supply with the combined arterial patency metric for the second arterial blood supply; and means for determining the patency of a first artery that provides the first arterial blood supply using a difference between the combined arterial patency metric for the first arterial blood supply and the combined arterial patency metric for the second arterial blood supply.01-21-2010
20120172729DEVICE FOR MEASUREMENT FOR BIONIC INFORMATION HAVING HAND REST - There is disclosed an apparatus for measuring biometric information having a hand rest, which can perform precise and comprehensive measurement by measuring biometric information about an examinee taking a more comfortable position. The apparatus for measuring the biometric information having the hand rest includes a hand rest formed in a concave curvature shape to have an examinee's hand put thereon, to contact with an examinee's palm and fingers; and a measurement part provided in the hand rest to measure the examinee's biometric information.07-05-2012
20100198082Systems and Methods for Use with an Implantable Medical Device for Detecting Stroke Based on Electrocardiac Signals - Techniques are provided for detecting stroke within a patient using an implantable medical device in conjunction with an external confirmation system. In one example, a preliminary detection of stroke is performed by a subcutaneous monitor based on an analysis of features of an electrocardiogram (ECG) sensed within the patient. Exemplary ECG features indicative of possible stroke include the onset of prominent U-waves, the onset of notched T-waves, and changes in ST segment duration or QT duration or dynamic trends in these parameters. The monitor transmits a signal indicative of possible stroke to a bedside monitor or other external system, which generates a stroke questionnaire for use in confirming the stroke. Family members or other caregivers input answers to the questionnaire into the external system, which confirms or disconfirms the stroke. Emergency personnel can be automatically notified. Implantable systems that detect stroke based on intracardiac electrogram (IEGM) signals are also described herein.08-05-2010
20090281433SYSTEMS AND METHODS FOR PULMONARY MONITORING AND TREATMENT - Systems and methods are disclosed determining a pulmonary function by mounting one or more sensors intra-orally; capturing intra-oral data; and determining the pulmonary function based on an analysis of the intra-oral data.11-12-2009
20120245474SUBJECTIVE SIGNIFICANCE EVALUATION TOOL, BRAIN ACTIVITY BASED - A method and system for determining the subjective state of mind of a human subject presented with a test audible or visual stimulus. An an electroencephalogram (EEG) recording unit is connected to the human subject, recording the subject's EEG when presented with one or more test stimuli. The recorded EEG signal is then transformed to a 3-D map in order to visualize the brain areas that were active when presenting the test stimuli. The given 3-D map of the test stimuli is then compared with reference 3-D maps of neutral and subjectively significant stimuli.09-27-2012
20130137996METHOD FOR QUANTIFYING STRESS IN A USER DESCRIPTION - The present invention relates to a method for quantifying stress in a user, wherein said method allows establishing discrimination between stressed users and relaxed users. The invention is characterized by the use of stress patterns based on sigmoid transfer functions to allow quantifying stress in a larger number of situations.05-30-2013
20130137997METHOD AND APPARATUS FOR DETECTING ATRIAL FILLING PRESSURE - A cardiac rhythm management system provides for ambulatory monitoring of hemodynamic performance based on quantitative measurements of heart sound related parameters for diagnostic and therapeutic purposes. Monitoring of such heart sound related parameters allows the cardiac rhythm management system to determine a need for delivering a therapy and/or therapy parameter adjustments based on conditions of a heart. This monitoring also allows a physician to observe or assess the hemodynamic performance for diagnosing and making therapeutic decisions. Because the conditions of the heart may fluctuate and may deteriorate significantly between physician visits, the ambulatory monitoring, performed on a continuous or periodic basis, ensures a prompt response by the cardiac rhythm management system that may save a life, prevent hospitalization, or prevent further deterioration of the heart.05-30-2013
20130137998TECHNIQUES FOR PREDICTION AND MONITORING OF CLINICAL EPISODES - Apparatus and methods are provided for measuring a heartbeat of a fetus in a pregnant subject. A motion-related parameter of the pregnant subject is sensed without contacting or viewing the subject or clothes the subject is wearing. The fetal heartbeat is derived from the motion-related parameter, and an output is generated in response thereto. Other applications are also described.05-30-2013
20130144174CHRONICALLY IMPLANTED ABDOMINAL PRESSURE SENSOR FOR CONTINUOUS AMBULATORY ASSESSMENT OF RENAL FUNCTIONS - An implantable system for ambulatory monitoring of a high-risk heart failure patient includes a first pressure sensor implantable within an abdomen of the patient for sensing and generating an output representative of a baseline intra-abdominal pressure value of the patient and for chronically sensing and generating an output representative of an intra-abdominal pressure value of the patient at periodic intervals. At least one second implantable sensor is provided for sensing and generating an output representative of a second physiological parameter of the patient. Additionally, the system includes a processor for correlating the output of the first pressure sensor and the second physiologic sensor, and for comparing differences between the baseline intra-abdominal pressure value and subsequent intra-abdominal pressure values. The processor can reside in another implantable device or in an external device/system.06-06-2013
20110245689APPARATUS FOR DECIDING RISK OF ABNORMALITY OF SUBJECT'S THERMOREGULATION - According to one embodiment, an apparatus for deciding a risk includes a measurement unit and an analysis unit. The measurement unit is configured to measure a physiological index of a subject' s peripheral blood flow. The analysis unit is configured to calculate a ripple appeared in the physiological index and to decide a risk of abnormality of the subject' s thermoregulation by the ripple.10-06-2011
20110245688SYSTEM AND METHOD OF PERFORMING ELECTROCARDIOGRAPHY WITH MOTION DETECTION - A system in accordance with present embodiments includes an electrocardiograph, a plurality of sensors communicatively coupled with the electrocardiograph, wherein each of the plurality of sensors comprises an electrode capable of detecting electrical impulses generated by a patient's body and transmitting signals indicative of detected electrical impulses to the electrocardiograph. In one embodiment, the system also includes a motion detection feature communicatively coupled with the electrocardiograph, wherein the motion detection feature is capable of detecting movement of the patient's body and providing signals indicative of detected movement to the electrocardiograph, and wherein the electrocardiograph is capable of detecting a particular type of patient motion and/or patient position based on the signals indicative of the detected motion, capable of providing output based on the signals indicative of the detected electrical impulses, and capable of providing output based on the signals indicative of the detected movement.10-06-2011
20110092825METHOD FOR REMOTE MEDICAL CONSULTATION AND CARE - A method for remote medical consulting includes collecting diagnostic data using at least one wearable device contoured to at least a portion of a person's hand, transmitting the diagnostic data to a remote location, transmitting audio data and video images of the patient to the remote location, and communicating diagnosis and/or treatment information to the patient based at least in part on the diagnostic data. The treatment information may include a prescription electronically transmitted to the patient or a pharmacy. The method includes billing of the patient via credit or debit card, bank account, or a third party, such as an insurance company. The diagnostic data as well as the audio and video data may be transmitted wirelessly via cellular or satellite communication networks and/or using a wide area computer network such as the internet.04-21-2011
20110087114Orientation determination for an implantable medical device - An implantable medical device (IMD) is provided which is capable of sensing and determining its orientation, and of determining whether the IMD has been displaced over time away from its original or optimal position. Electronic components of the IMD, including a processor, digital memory, signal conditioning components, and a power supply, are preferably hermetically sealed within a biocompatible housing. At least three subcutaneous electrodes have fixed relative spacing for sensing electrical cardiac activity for various combinations of two electrodes, forming sensing vectors. Amplitude ratios and sign indicators associated with the sensing vectors are compared with a reference to determine an orientation of the device. In one embodiment, a telemetry unit transmits orientation data as a function of time to a remote device, and the remote device compares different stored orientations to detect displacement over time.04-14-2011
20090312648Adaptive Medical Image Acquisition System - A medical imaging system adaptively acquires anatomical images. The system includes a synchronization processor for providing a heart rate related synchronization signal derived from a patient cardiac function blood flow related parameter. The synchronization signal enables adaptive variation in timing of acquisition within successive heart cycles of each individual image frame of multiple sequential image frames. An image acquisition device initiates acquisition of anatomical images of a portion of patient anatomy in response to the synchronization signal. A display processor presents images, acquired by the acquisition device and synchronized with the synchronization signal, to a user on a reproduction device. The image acquisition device adaptively selects image pixel resolution of individual image frames of the multiple sequential image frames in response to data identifying a heart cycle segment so that successively acquired image frames have different image pixel resolution within a single heart cycle.12-17-2009
20110251496VOLUME DEPLETION DETECTION - Detection of volume depletion, particularly after an incidence of volume overload is disclosed. Various methods, systems, and devices are disclosed that sense and analyze a physiological parameter related to a patient's fluid level in order to warn patients of potentially dangerous volume depletion conditions while minimizing false notifications.10-13-2011
20110251495Diagnostic Sensors and/or Treatments for Gastrointestinal Stimulation or Monitoring Devices - Methods, systems and devices for monitoring the health and energy expenditure of a living body, treating patients with an eating disorder or treating obese patients are described. The methods, systems and devices described may also be applicable to any treatment in which presenting feedback regarding patients' eating and exercise habits is desired. The present invention provides for treating a patient by collecting ingestion and exercise information about the patient from implanted sensors and communicating the collected information to the patient and/or to their health care provider(s). In some embodiments, stimulation of the patient's stomach is also provided to reduce caloric intake.10-13-2011
20120203116MANAGING PRELOAD RESERVE BY TRACKING THE VENTRICULAR OPERATING POINT WITH HEART SOUNDS - A system and method for managing preload reserve and tracking the inotropic state of a patient's heart. The S1 heart sound is measured as a proxy for direct measurement of stroke volume. The S3 heart sound may be measured as a proxy for direct measurement of preload level. The S1-S3 pair yield a point on a Frank Starling type of curve, and reveal information regarding the patient's ventricular operating point and inotropic state. As an alternative, or in addition to, measurement of the S3 heart sound, the S4 heart sound may be measured or a direct pressure measurement may be made for the sake of determining the patient's preload level. The aforementioned measurements may be made by a cardiac rhythm management device, such as a pacemaker or implantable defibrillator.08-09-2012
20110066036MOBILE SYSTEM AND METHOD FOR ADDRESSING SYMPTOMS RELATED TO MENTAL HEALTH CONDITIONS - A system and method for addressing mental health conditions includes a mobile processing device capable of executing a software application stored in memory. The software application is configured to employ peripheral devices associated with the mobile processing device to provide a user with a self-treating option for addressing mental conditions. When activated, the application provides one more of an interactive diagnosis routine configured to assist in discovering a mental state or condition of the user, and an interactive instructional routine configured to remedy a current mental state.03-17-2011
20100292583METHOD AND SYSTEM FOR SYNCHRONIZING BLOOD COMPONENT OR TRACE ANALYTE MEASUREMENT WITH HEART PULSE RATE - A system and method for measuring at least one blood component or trace analyte in the blood of a subject, the system including: a heart pulse rate measuring device for measuring a heart pulse rate of the subject, and a blood component or trace analyte measuring device for measuring the at least one blood component or trace analyte, wherein the blood component or trace analyte measuring device is synchronized with the heart pulse rate of the subject to perform a blood component or trace analyte measurement at a point along a measurement interval determined by the heart pulse rate.11-18-2010
20100305456METHOD AND APPARATUS FOR MONITORING BRAIN ACTIVITY - Method for monitoring brain activity. Left and right cardiac pulse signals are detected at bilateral locations on a body for a selected number of cardiac cycles. Computing apparatus computes the standard deviation of the left and right pulse signals for the selected number of cardiac cycles. The standard deviations are normalized on the computing apparatus by dividing the left and right standard deviations by the mean of the left and right pulse signals computed over the selected number of cardiac cycles to produce a left and a right Coefficient of Variation of the pulse signals. A Bilateral Pulse Index is generated from the left and right Coefficients of Variation. The Bilateral Pulse Index relates to brain activity. Cardiac pulse signals from a single location on the body may be utilized in some embodiments.12-02-2010
20090171220METHODS FOR DETECTING AND MONITORING SLEEP DISORDERED BREATHING USING AN IMPLANTABLE MEDICAL DEVICE - A method of identifying sleep disordered breathing (SDB) in a patient includes monitoring a hemodynamic pressure, deriving high, middle, and low values representative of the distribution of the hemodynamic pressure over a storage interval, measuring a ratio of a lower range to a full range of the hemodynamic pressure based on the derived high, middle, and low values, and using the ratio to determine whether the patient has experienced an SDB episode. Certain embodiments of the invention compare the ratio to a threshold value to identify the occurrence of an SDB episode, while other embodiments of the invention identify the occurrence of an SDB episode by monitoring for a simultaneous increase in both the ratio and the full range of the hemodynamic pressure. In certain other embodiments of the invention, activity level and/or duration criteria may be employed to confirm the occurrence of an SDB episode detected using the ratio.07-02-2009
20100121203Characterisation of Ageing Effect and Cardiovascular Risk - A method of determining ageing effect and cardiovascular risk in a human patient comprising:- (i) measuring the arterial pulse waveform of the patient when the heart is beating regularly, (ii) extracting the frequency dependent components of the pulse waveform, (iii) determining the ratio of the amplitude based value of the first harmonic (H05-13-2010
20110201944NEUROLOGICAL MONITORING AND ALERTS - A system for providing alerts of neurological events occurring in a human subject is provided. The system includes: a monitoring module adapted to detect and sample a neurological signal; an event detection module coupled to the monitoring module for detecting one or more types of predetermined reportable events based on the detected neurological signal; and an alert module coupled to the event detection module, wherein upon the detection of a reportable event by the event detection module, said alert module selects a first alert contact from a plurality of contacts contained in a contact list, and generates a first alert communication to the first alert contact.08-18-2011
20120041317METHOD AND APPARATUS FOR DETECTING ATRIAL FILLING PRESSURE - A cardiac rhythm management system provides for ambulatory monitoring of hemodynamic performance based on quantitative measurements of heart sound related parameters for diagnostic and therapeutic purposes. Monitoring of such heart sound related parameters allows the cardiac rhythm management system to determine a need for delivering a therapy and/or therapy parameter adjustments based on conditions of a heart. This monitoring also allows a physician to observe or assess the hemodynamic performance for diagnosing and making therapeutic decisions. Because the conditions of the heart may fluctuate and may deteriorate significantly between physician visits, the ambulatory monitoring, performed on a continuous or periodic basis, ensures a prompt response by the cardiac rhythm management system that may save a life, prevent hospitalization, or prevent further deterioration of the heart.02-16-2012
20120046558METHOD AND APPARATUS FOR DISTINGUISHING EPILEPTIC SEIZURE AND NEUROCARDIOGENIC SYNCOPE - A system and method for distinguishing an epileptic event from a syncope event that includes sensing a signal, generating sensed intervals in response to the sensed signal, generating an indication signal in response to an occurrence of an event, determining a marginality in response to the generated indication signal and the sensed intervals, and determining the event as being one of the epileptic event and the syncope event in response to the determined marginality.02-23-2012
20120209127METHOD AND APPARATUS TO DETECT AND MONITOR THE FREQUENCY OF OBSTRUCTIVE SLEEP APNEA - The present invention provides a method and apparatus for detecting and monitoring obstructive sleep apnea. The apparatus measures sinus tachycardia and a change in the atrial-ventricular conduction, and includes a controller for receiving the measurement of the sinus tachycardia and the change in the atrial-ventricular conduction to detect obstructive sleep apnea based upon the sinus tachycardia and the change in the atrial-ventricular conduction.08-16-2012
20120059267BLOOD PRESSURE MEASUREMENT SYSTEM - A blood pressure measurement system that non-invasively determines an individual's blood pressure can include a noninvasive blood pressure sensor having an optical sensor and a motion sensor. The optical sensor can provide a photoplethysmograph signal obtained from a patient to a processor. The motion sensor can provide a motion signal to the processor responsive to motion of the patient. In one embodiment, the processor calculates or estimates the blood pressure of the patient based on the photoplethysmograph signal and the motion signal. Advantageously, the system can obtain this blood pressure measurement without an occlusive cuff, thereby reducing patient discomfort. In other implementations, the processor calculates a blood pressure-related parameter from the photoplethysmograph and motion signal. The processor can occasionally trigger an occlusive cuff measurement as this parameter changes, thereby reducing the frequency of occlusive cuff measurements.03-08-2012
20110105913Method for Monitoring or Treating Nervous System Disorders - A medical device system that includes a brain monitoring element, cardiac monitoring element and a processor. The processor is configured to receive a brain signal from the brain monitoring element and a cardiac signal from the cardiac monitoring element. The processor is further configured to compare the brain signal to the cardiac signal. A method of comparing a brain signal to a cardiac signal is also provided.05-05-2011
20110105912CEREBRAL AUTOREGULATION INDICES - Monitoring cerebral autoregulation may include determining one or more autoregulation indices incorporating cerebral blood flow and blood pressure measurements and/or indices. Measurement techniques may be invasive or non-invasive. Various combinations of data, e.g., oximeter data, electrocardiogram data, blood pressure data, hemoglobin data, and heart rate data, may be used to create various indices. Many of the indices may be based on correlations of data. A display may indicate several of the indices.05-05-2011
20110130665METHOD AND SYSTEM FOR EXPEDITING THE RESCUE OF VICTIMS EXPERIENCING SUDDEN CARDIAC ARREST (SCA) WHEN USED IN CONJUNCTION WITH AN AUTOMATED EXTERNAL DEFIBRILLATOR (AED) - A method and system for expediting the rescue of victims experiencing sudden cardiac arrest (SCA) when used in conjunction with an automated external defibrillator (AED). The system involves an apparatus that calls for help (i.e. 911), detects SCA and cardiac arrhythmias, locates an AED, guides the rescuer through CPR and connection of the AED. A second apparatus is in the enclosure that contains the AED, sends location information to the other apparatus, triggers audible and visual indicators, and provides information on the victim's location.06-02-2011
20120232409SYSTEM AND METHOD FOR RENAL ARTERY OCCLUSION DURING RENAL DENERVATION THERAPY - A catheter includes a flexible shaft having a length sufficient to access a patient's renal artery relative to a percutaneous access location. A treatment arrangement is provided at a distal end of the shaft and configured for deployment in the renal artery. The treatment arrangement includes an ablation arrangement configured to deliver renal denervation therapy. An occlusion arrangement is configured for deployment in the renal artery and for altering blood flow through the renal artery during or subsequent to renal denervation therapy delivery. A monitoring unit is configured for monitoring for a change in one or more physiologic parameters influenced by the renal denervation therapy. The monitoring unit is configured to produce data useful in assessing effectiveness of the renal denervation therapy based on the physiologic parameter monitoring.09-13-2012
20120215115PULSE DETECTOR - To detect whether the pulse detector is in an unworn state, the pulse detector is provided for detecting a pulse signal that originates in the pulse of a subject has a pulse wave sensor, a pulse wave sensor sensitivity adjustment section that adjusts the sensitivity of the pulse wave sensor, a body movement sensor, and an unworn-state detector that detects that the pulse detector has been removed from the subject and is in an unworn state, on the basis of the sensitivity of the pulse wave sensor sensitivity adjustment section and a body movement sensor signal outputted from the body movement sensor.08-23-2012
20100204585System for Heart Performance Characterization and Abnormality Detection - A system for heart performance characterization receives an electrical signal indicating heart electrical activity of a patient over a heart beat cycle. The electrical signal is acquired at a particular anatomical location. A gating signal generator generates a gating signal for use in identifying a particular portion of the heart beat cycle. An acquisition device, responsive to the gating signal, derives first and second voltage potentials from the received electrical signal. The first voltage potential comprises a voltage potential derived over a time period comprising a heart beat cycle and the second voltage potential comprises a voltage potential derived over a time period comprising a particular portion of the heart beat cycle. A computation processor derives a dynamic impedance representative value by adjusting a baseline impedance value by a ratio of the first and second voltage potentials. The dynamic impedance represents an average impedance at the particular anatomical location over a time period comprising the particular portion of the heart beat cycle.08-12-2010
20120136260Assessing Autonomic Activity Using Baroreflex Analysis - A method involves implantably detecting changes in posture of a patient's body. Baroreflex responses to the posture changes are determined. An autonomic tone of the patient is determined based on the baroreflex responses. Based on the autonomic tone, various patient susceptibilities to disease may be determined, including susceptibilities to heart disease, arrhythmia, and/or sudden cardiac death.05-31-2012
20120083702Method for Locating a Catheter Tip Using Audio Detection - A method for locating a catheter tip within a human body is disclosed. An audio sensor is positioned at a site on the human body. An audio signal is detected by the audio sensor, and transmitted to an audio signal processing unit. The audio signal processing unit determines if the audio signal corresponds to a target location of the catheter tip, and transmits a notification signal to a user notification unit. An infusion of fluid or an audio emitting element can be used to generate the audio signal at the catheter tip.04-05-2012
20120083701DETECTING, QUANTIFYING, AND/OR CLASSIFYING SEIZURES USING MULTIMODAL DATA - A method, comprising receiving at least one of a signal relating to a first cardiac activity and a signal relating to a first body movement from a patient; triggering at least one of a test of the patient's responsiveness, awareness, a second cardiac activity, a second body movement, a spectral analysis test of the second cardiac activity, and a spectral analysis test of the second body movement, based on at least one of the signal relating to the first cardiac activity and the signal relating to the first body movement; determining an occurrence of an epileptic event based at least in part on said one or more triggered tests; and performing a further action in response to said determination of said occurrence of said epileptic event. Further methods allow classification of epileptic events. Apparatus and systems capable of implementing the method.04-05-2012
20120083700DETECTING, QUANTIFYING, AND/OR CLASSIFYING SEIZURES USING MULTIMODAL DATA - Methods, systems, and apparatus for detecting an epileptic event, for example, a seizure in a patient using a medical device. The determination is performed by providing an autonomic signal indicative of the patient's autonomic activity; providing a neurologic signal indicative of the patient's neurological activity; and detecting an epileptic event based upon the autonomic signal and the neurologic signal.04-05-2012
20110105914PROCESS AND DEVICE FOR MONITORING A PATIENT DURING ANESTHESIA AND FOR DETERMINING THE COMBINED EFFECT OF A PLURALITY OF ANESTHETICS - A process is provided for monitoring a patient being anesthetized, as well as a process for determining a combined effect of different anesthetics used. Devices for carrying out the processes are also provided.05-05-2011
20120220881PULSE DETECTOR - A pulse detector (08-30-2012
20120232410BODY-BASED MONITORING OF BRAIN ELECTRICAL ACTIVITY - Apparatus and methods for monitoring electrical activity within the brain of a person (“brainwaves”) employing electrodes or other sensors connected or placed proximate to portions of the body below the head to develop raw signals. The raw signals are filtered to produce analysis signals including frequency components relevant to brain electrical activity while attenuating unrelated frequency components. Purposes include but are not limited to, biofeedback-based attention training, human performance training, gaming, and relaxation training. Either wired or wireless signal connections are made to electronic circuitry, typically including a digital computer, for performing signal processing and analysis functions.09-13-2012
20120265079SENSOR GUIDE WIRE - The present invention relates to a sensor guide wire (10-18-2012
20110282216MONITORING A CONDITION OF A SUBJECT - Apparatus and methods are described including a mechanical sensor configured to detect a physiological signal of a subject. A control unit receives the signal over a time duration of at least two hours at a given period of a first baseline day, and determines a baseline physiological parameter of the subject in response thereto. The control unit receives the signal over a time duration of at least two hours at a given period of a second day, the period on the second day overlapping with the period over which the signal is detected on the first baseline day. The control unit determines a physiological parameter of the subject based upon the detected signal on the second day, and compares the parameter to the subject's baseline physiological parameter. The control unit generates an alert in response to the comparison. Other applications are also described.11-17-2011
20120101392OPTIMIZATION OF ARRHYTHMIA DETECTION BASED ON PATIENT ACTIVITY - An implantable medical device is configured to perform a method for detecting cardiac events by sensing a patient activity signal and determining a patient activity trend in response to the activity signal. A cardiac event detection threshold is set in response to the patient activity trend. The device senses a cardiac signal and detects a cardiac event in response to the cardiac signal and the detection threshold.04-26-2012
20080234587AMBULATORY PATIENT MONITORING APPARATUS, SYSTEM AND METHOD - A patient monitoring device that combines physiological data collection with actigraphy data collection and associates the physiological data with synchronous actigraphy data. A method for processing actigraphy data by calculating absolute difference vectors of actigraphy signal vectors.09-25-2008
20130204144DYNAMIC CRANIAL NERVE STIMULATION BASED ON BRAIN STATE DETERMINATION FROM CARDIAC DATA - A method of treating a medical condition in a patient using an implantable medical device, comprising providing an electrical signal generator; providing at least a first electrode operatively coupled to the electrical signal generator and to a vagus nerve of the patient; sensing cardiac data of the patient; determining at least a first cardiac parameter based upon said cardiac data; setting at least a first value; declaring an unstable brain state of a patient from said at least a first cardiac parameter and said at least a first value; and adjusting the at least a first value. Also, a computer readable program storage device encoded with instructions that, when executed by a computer, performs the method. In addition, the implantable medical device used in the method.08-08-2013
20120253207HEART FAILURE MONITORING - Techniques for transmitting diagnostic information stored in an implantable medical device (IMD) based on patient hospitalization are described. For example, the IMD may transmit higher resolution diagnostic information to a clinician and/or an external device during a hospitalization period to aid the clinician in evaluating heart failure treatment and when discharge is proper. This higher resolution diagnostic information may include one or more patient metrics automatically generated and transmitted by the IMD at least once every two hours. During a post-hospitalization period, the IMD may transmit lower resolution diagnostic information to a clinician that indicates a risk level of re-hospitalization. The lower resolution diagnostic information may include the risk level and/or patient metrics once a day, for example. In this manner, the IMD transmitted diagnostic information may be tailored to the specific heart failure monitoring needed by the patient.10-04-2012
20120253206MEASUREMENT APPARATUS, MEASUREMENT METHOD, INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - A measurement apparatus includes a signal generation unit generating a measurement signal for measuring a bioelectrical impedance, a first electrode pair making contact with the left and right sides of a body of a person under measurement to supply the measurement signal generated to the body, a second electrode pair placed adjacent to the first electrode pair and making contact with the left and right sides of the body, a bioelectrical impedance measurement unit measuring the bioelectrical impedance of the person under measurement based on an electrical signal obtained from the second electrode pair in response to supplying of the measurement signal, and an electrocardiogram signal measurement unit measuring an electrocardiogram signal of the person under measurement based on the electrical signal obtained from the second electrode pair. The bioelectrical impedance measurement unit and the electrocardiogram signal measurement unit concurrently operate in parallel.10-04-2012
20110270095METHODS AND SYSTEMS FOR DETECTING EPILEPTIC EVENTS USING NNXX, OPTIONALLY WITH NONLINEAR ANALYSIS PARAMETERS - Disclosed herein are methods, systems, and apparatus for detecting an epilepsy event in a patient using a medical device. The medical device is capable of determining an occurring epilepsy event, for example a seizure or an increased risk of a seizure. The determination is performed by determining at least one NNXX value from the beat sequence of the patient's heart. The medical device may then take a responsive action, such as warning, logging the time of the seizure, computing and storing one or more seizure severity indices, and treating the epilepsy event.11-03-2011
20130096440PORTABLE FETAL EEG-RECORDING DEVICE AND METHOD OF USE - A portable device utilizes an ultrasound probe, which is placed on the abdomen of a mother and allows ultrasound video and pictures, as well as Doppler heartbeat detection of the fetus. It is also capable of performing spontaneous brain activity recordings (referred here as fetal-EEG or fetal electroencephalography) and analyzing the fetal EEG measurements. The spontaneous electrical brain waves are detected by a sensor, amplified, digitized, and analyzed in one portable device, using analog and/or digital filters to improve the signal/noise ratio. The portable computer uses quantitative analysis software to compare the data from the fetus to normative data or to prior states of the fetus' own data. The EEG signals are recorded for an extended period of time and can be analyzed in real time or at a later time for rhythmicity patterns indicative of epilepsy or other developmental brain disorders.04-18-2013
20130131520BIOLOGICAL INFORMATION MEASURING APPARATUS AND BIOLOGICAL INFORMATION MEASURING METHOD - A biological information measuring apparatus includes: a measuring apparatus configured to measure biological information, and a display apparatus configured to switch a first frequency that receives first information indicating the biological information transmitted from the measuring apparatus and a second frequency which is a frequency that transmits second information generated on the basis of the received first information and is a frequency higher than the first frequency.05-23-2013
20130131521CONCENTRATION PRESENCE/ABSENCE DETERMINING DEVICE AND CONTENT EVALUATION APPARATUS - A concentration presence/absence determining device includes: a brain blood flow volume obtaining unit configured to obtain a brain blood flow volume of the user; a varying threshold obtaining unit configured to obtain a varying threshold that is a value smaller than the brain blood flow volume of the user at a base time; and an determining unit configured to determine that the user concentrates, when the brain blood flow volume obtained by the brain blood flow volume obtaining unit falls below the varying threshold obtained by the varying threshold obtaining unit.05-23-2013
20100286532WEARABLE APPARATUS FOR MEASURING HEART-RELATED PARAMETERS AND DERIVING HUMAN STATUS PARAMETERS FROM SENSED PHYSIOLOGICAL AND CONTEXTUAL PARAMETERS - A monitor device and associated methodology are disclosed which provide a self contained, relatively small and continuously wearable package for the monitoring of heart related parameters, including ECG. The detection of heart related parameters is predicated on the location of inequipotential signals located within regions of the human body conventionally defined as equivalent for the purpose of detection of heart related electrical activity, such as on single limbs. Amplification, filtering and processing methods and apparatus are described in conjunction with analytical tools for beat detection and display.11-11-2010
20110275942DEVICE FOR REPORTING HEART FAILURE STATUS - An embodiment of a device for reporting a heart failure status of a patient comprises: a parameter acquisition module configured to acquire at least one trended heart failure parameter; a predetermined event acquisition module configured to acquire at least one predetermined event corresponding to the at least one trended heart failure parameter, wherein each of the at least one predetermined event represents an event condition where a predetermined event definition is satisfied; an alert acquisition module configured to acquire at least one heart failure status alert associated with the at least one predetermined event, wherein each of the at least one alert represents an alert condition where a predetermined alert definition is satisfied; and an output communication module configured to communicate the at least one heart failure status alert.11-10-2011
20110275941ADVANCED PATIENT MANAGEMENT WITH ENVIRONMENTAL DATA - Systems, devices and methods for using environmental data to manage health care are disclosed. One aspect is an advanced patient management system. In various embodiments, the system includes at least one implantable medical device (IMD) to acquire at least one IMD parameter indicative of patient wellness, means to acquire at least one environmental parameter from at least one external source, and means to correlate the at least one parameter indicative of patient wellness and the at least one environmental parameter to assist with patient health care decisions. Other aspects and embodiments are provided herein.11-10-2011
20110275940ATHLETIC PERFORMANCE MONITORING SYSTEM UTILIZING HEART RATE INFORMATION - Athletic activity may be monitored using heart rate in addition to or instead of other types of metrics. Accordingly, multiple different activity types may be compared based on heart rate information. Additionally, the heart rate information may be visualized by displaying the heart rate data over time or relative to pace or distance. Additionally, the system may allow a user to analyze his or her heart rate performance by identifying one or more portions of the athletic activity in which a user exhibited a specified range of heart rates. Athletic activity sessions may further be tagged with various indicators including weather, terrain, difficulty and intensity. According to one or more aspects, data for different types of activity metrics may be polled and/or transmitted to a system at different rates or based on different schedules. Moreover, users may specify whether sensed data may be uploaded, recorded and/or visualized prior to or during an activity session.11-10-2011
20130158415BALLISTOCARDIOGRAM ANALYSIS APPARATUS AND METHOD, AND SYSTEM FOR UTILIZING BALLISTOCARDIOGRAM FOR VEHICLE USING THE SAME - A ballistocardiogram (BCG) analysis apparatus, method, and system is provided for utilizing the BCG for a vehicle. A basic pattern is selected when measurement of a BCG is initiated. Data about BCG is measured for a predetermined period of time. Whether the basic pattern is suitable for the measured data is determined by comparing the measured data with the basic pattern. If the basic pattern is suitable for the measured BCG data, continuous data about the BCG is collected. Signal processing is performed based on pattern matching using the continuous data. A biological condition of the examinee is recognized using results of the signal processing. A posture of the examinee is measured, and if the posture of the examinee has changed, a pattern DB is searched, the basic pattern is changed to a suitable pattern, and then signal processing is performed.06-20-2013
20110301471THORACIC OR INTRACARDIAC IMPEDANCE DETECTION WITH AUTOMATIC VECTOR SELECTION - Vector selection is automatically achieved via a thoracic or intracardiac impedance signal collected in a cardiac function management device or other implantable medical device that includes a test mode and a diagnostic mode. During a test mode, the device cycles through various electrode configurations for collecting thoracic impedance data. At least one figure of merit is calculated from the impedance data for each such electrode configuration. In one example, only non-arrhythmic beats are used for computing the figure of merit. A particular electrode configuration is automatically selected using the figure of merit. During a diagnostic mode, the device collects impedance data using the selected electrode configuration. In one example, the figure of merit includes a ratio of a cardiac stroke amplitude and a respiration amplitude. Other examples of the figure of merit are also described.12-08-2011
20130197374Heart Age Assessment - An automated method of determining a measure of a subject's heart age comprising the steps of: prompting a user for a plurality of inputs, each relating to an attribute of the subject, each attribute defining one or more of a demographic status of the subject, a lifestyle status of the subject, a physical condition of the subject and a medical history of the subject; receiving, from the user, a plurality of said inputs; determining from said received inputs, a set of parameters for which input data has been received as input from the user; selecting a heart age calculation algorithm from a predetermined set of heart age calculation algorithms according to said set of parameters; and calculating a heart age for the subject according to the selected algorithm; and providing as output said calculated heart age.08-01-2013
20120095351BLOOD TREATMENT DEVICE - In a device for treating blood in an extracorporeal circuit, at least one blood pump and at least one filtering device are provided for carrying out the blood treatment. The device includes at least one pressure-measuring element for detecting the blood pressure, which is characterized in that the pressure-measuring element has a sensor unit and an RFID transponder unit.04-19-2012
20130211265MULTIFUNCTIONAL MEDICAL DEVICE FOR TELEMEDICINE APPLICATIONS - A multifunction medical device includes a housing configured for hand-held manipulation, a processing unit within the housing, and a connector on the outer surface of the housing. The connector is coupled to the processing unit and operable to connect to a plurality of different types of medical sensors. The processing unit is configured to determine a type of a medical sensor coupled to the connector.08-15-2013

Patent applications in class Simultaneously detecting cardiovascular condition and diverse body condition

Patent applications in all subclasses Simultaneously detecting cardiovascular condition and diverse body condition