| Patent application number | Description | Published |
|---|
| 20090204169 | IMPLANTABLE HEART STIMULATING DEVICE AND METHOD - In an implantable heart stimulating device and a method of the operation thereof, device has a control circuit that detects an evoked responses to delivered pacing pulses and to carry out an automatic capture routine. The control circuit is arranged to automatically temporarily disable the automatic capture routine on the basis of at least one of the following criteria:
| 08-13-2009 |
| 20090216291 | SYSTEM AND METHOD FOR DETECTING ELECTRIC EVENTS IN CHAMBERS OF A HEART - In a system and method for detecting electrical cardiac events, and a heart stimulator embodying such a system, cardiac events are detected in respective chambers of a heart by sensing electrical signals in at least two different chambers of the heart and forming a difference signal from the sensed signals, and using the difference signal to automatically distinguish between events originating from one of the chambers and events originating in another of the chambers. At least one of the sensed signals is sensed in a coronary vein on the left atrium or the left ventricle. | 08-27-2009 |
| 20100121398 | IMPLANTABLE MEDICAL DEVICE AND METHOD FOR MONITORING VALVE MOVEMENTS OF A HEART - An implantable medical device for monitoring the movements of the valve planes of the heart to determine at least one hemodynamic measure reflecting a mechanical functioning of a heart of a patient, includes an impedance measuring circuit that measures impedance between at least electrode pairs including at least one electrode placed substantially at the level of the valve plane. The measured impedances reflect valve plane movements. A hemodynamic parameter determining circuit determines at least one hemodynamic parameter based on the impedances reflecting the mechanical functioning of the heart. | 05-13-2010 |
| 20100121404 | IMPLANTABLE HEART STIMULATING DEVICE - Implantable heart stimulating device has at least one electrode lead provided with at least two electrodes adapted to be arranged for electrical stimulation of a heart, a pulse generating that applies stimulation pulses between the electrodes, wherein one of the electrodes is the cathode and the other is the anode, to achieve cathodal capture of heart tissue by the cathode electrode. An anodal capture detector detects anodal capture at the anode electrode. The device further has a control unit and if anodal capture is detected by the detection means, the control unit changes the pacing regimen in order to optimize the hemodynamics of the heart. | 05-13-2010 |
| 20100185252 | DEVICE AND METHOD OF A MEDICAL IMPLANT FOR MONITORING PROGRESSION OF HEART FAILURE IN A HUMAN HEART - In a device and method for a medical implant for monitoring progression of heart failure in a human heart, an activity sensor provides information related to the activity level of a patient and an oxygen sensor provides information related to the level of oxygen content in venous blood. A determined level of venous oxygen content at a determined activity level is obtained, and that level of venous oxygen content is compared to stored values at a corresponding activity level. The result of the comparison is used as a basis for determining a degree of heart failure. | 07-22-2010 |
| 20100292550 | IMPLANTABLE MEDICAL DEVICE - An analyte measuring system has an implantable medical device having a signal source arranged for generating a current signal and electrodes for applying the current signal to a surrounding tissue in a subject body. The device measures a resulting voltage signal with the electrodes and calculates an impedance signal therefrom. The system comprises a signal processor arranged for generating an estimate of a concentration of an analyte in the tissue based on a spectrum analysis of the determined impedance signal. | 11-18-2010 |
| 20100305640 | METHOD, DEVICE, IMPLANTABLE STIMULATOR AND DUAL CHAMBER CARDIAC THERAPY SYSTEM - In a device and method in a dual chamber pacing system operating in an atrial synchronized mode, the cardiac stimulator is connectable to a lead arrangement arranged for sensing atrial electrical and mechanical activity. Upon detection of an atrial arrhythmia based on either of sensed atrial mechanical activity, atrial electrical activity, or a combination thereof, a mode switch from an atrial synchronized ventricle stimulating mode to a non-atrial synchronized mode is triggered. | 12-02-2010 |
| 20100324432 | METHOD AND DEVICE TO DETECT EATING, TO CONTROL ARTIFICIAL GASTRIC STIMULATION - In a method and device for detecting the intake of food in a subject at least one parameter related to the blood flow and/or perfusion of a blood vessel and/or an organ in the digestive system of a patient is monitored by a sensor attached to, or in, a blood vessel or organ of the digestive system. The value of each monitored parameter is analyzed and may be used to control the activity of a gastric stimulator. | 12-23-2010 |
| 20110046691 | IMPLANTABLE HEART STIMULATOR DETERMINING LEFT VENTRICULAR SYSTOLIC PRESSURE - An implantable heart stimulator has an impedance measurement a cardiogenic impedance waveform using an impedance configuration arranged to measure myocardial contractility of the heart. The heart stimulator further has a calculating unit that calculates an estimate value being related to at least two impedance values of the waveform, or of an average waveform of several consecutive waveforms, during a predetermined time period of the waveform, or average waveform, the calculated estimate value being an estimate of the left ventricular (LV) systolic pressure. | 02-24-2011 |
| 20110112419 | IMPLANTABLE MEDICAL DEVICE AND METHOD FOR CLASSIFYING ARRHYTHMIA EVENTS - In an implantable medical device such as an implantable cardiac defibrillator, and a method for classifying arrhythmia events, IEGM signals are analyzed to detect an arrhythmia event and a respiratory pattern of the patient is sensed. At least one respiratory parameter reflecting characteristics of the respiratory pattern of the patient is determined based on the sensed respiratory pattern and a respiratory measure corresponding to a change of a rate of change of the at least one respiratory parameter is calculated. The detected arrhythmia event is classified based on the respiratory measure and the IEGM signals, wherein arrhythmia events that satisfy at least a first criterion is classified as an arrhythmia event requiring therapy. | 05-12-2011 |
| 20110166472 | IMPLANTABLE MEDICAL DEVICE AND METHOD FOR SUCH A DEVICE FOR PREDICTING HF STATUS OF A PATIENT - In an implantable medical device, such as a pacemaker or a cardioverter/defibrillator, and a method for operating such an implantable medical device, heart conditions, such as heart failure, are detected and predicted at an early stage within a patient in whom the medical device is implanted, by monitoring a patient status, for example, HF status, and predicting a worsening of the HF status of the patient and determining a patient status index, wherein a first average and a second average is compared at predetermined sample points of time. A patient status is determined based on this patient status index, wherein a patient status index that has increased substantially monotonously during a first monitoring period is determined to be an indication of an exacerbation of patient status, and in particular, a worsening of heart failure. | 07-07-2011 |
| 20110166614 | IMPLANTABLE ANALYTE RF SPECTROSCOPY MEASURING SYSTEM - An analyte measuring system includes implantable medical device having a RF signal source arranged for generating a RF signal and a transmitting antenna for transmitting the RF signal into a surrounding tissue in a subject body. The system has a receiving RF antenna for receiving the RF signal from the tissue and a signal processor arranged for generating an estimate of a concentration of an analyte in the tissue based on a spectral analysis of the received RF signal. | 07-07-2011 |
