Patent application number | Description | Published |
20080221631 | External Defibrillators,Transcutaneous Electrodes for Same, and Methods of Use - An external defibrillator is provided including (a) a pair of disposable electrodes configured to be adhered to the skin of a patient, each electrode including an electrically conductive layer comprising a metal that is polarized during a defibrillating pulse, and (b) a control unit configured to deliver a defibrillating pulse to the patient through the electrodes. The waveform is configured to substantially depolarize the metal, and may be, for example, a biphasic waveform. Method of defibrillation and defibrillation electrodes are also provided. | 09-11-2008 |
20090326632 | Triangular or Crescent Shaped Defibrillation Electrode - A defibrillation electrode for application to the front of the chest of a patient, the electrode comprising a metallic layer, a conductive liquid-containing layer in contact with the metallic layer and configured to contact the skin of the patient, an adhesive layer surrounding the conductive liquid-containing layer and having a layer of adhesive configured to adhere the electrode to the patient, a release layer configured to be removed from the electrode prior to application to the patient, the release layer being in contact with the adhesive and the conductive liquid-containing layer prior to removal, wherein the electrode has a lateral perimeter at or laterally outside of the adhesive layer, and wherein the lateral perimeter is generally triangular. | 12-31-2009 |
20110071611 | Defibrillation Electrodes - A reusable component of a hands-free defibrillation electrode, the reusable component having a flexible nonconductive element, and a flexible metallic element supported by the flexible nonconductive element, wherein the flexible metallic element has an exposed surface on one side of the reusable component and the exposed surface is configured to be adhered to a disposable coupling portion, and wherein the reusable component is configured to accept an electrical defibrillation pulse and spread the electrical pulse across the exposed surface area, from which it is delivered to the patient's chest through the disposable coupling portion. | 03-24-2011 |
20120203296 | Monitoring Physiological Signals During External Electrical Stimulation - Electrodes and circuitry for monitoring and stimulating the exterior of the human body, comprising delivering stimulation pulses to stimulation electrodes applied to the exterior of the body, detecting an electrical potential at monitoring electrodes applied to the exterior of the body, positioning at least a first and second monitoring electrode at locations at which an electrical artifact caused by the electrical stimulation pulses is substantially cancelled in a signal formed from the electrical potentials detected at the first and second monitoring electrodes. | 08-09-2012 |
20140046421 | Breakaway Electrical Connections for Defibrillation Electrode Package - An electrode package for use with a defibrillator, the electrode package comprising an outer shell providing a vapor barrier between an interior space inside the outer shell and an exterior environment, a breakaway connection element positioned at the perimeter of the outer shell, one or more defibrillation electrodes positioned in the interior space inside the outer shell, a further electrical element positioned in the interior space inside the outer shell, electrical paths extending from the further electrical element through the breakaway element to the exterior environment, wherein the breakaway element and electrical paths are configured so that, when the outer shell is opened and the defibrillation electrodes are removed, the electrical paths are disconnected within the breakaway element. | 02-13-2014 |
20140046422 | Condition Sensor for Medical Device Package - A package in which a medical device is stored, the package comprising an outer shell providing a vapor barrier between an interior space inside the outer shell and an exterior environment, a medical device positioned in the interior space inside the outer shell, the medical device including a liquid-containing element that is subject to drying out as liquid from the liquid-containing element vaporizes and travels from the interior space to the external environment, a condition sensor comprising two metallic elements, each of the two metallic elements being composed of different metals, with each of the different metals selected so that the two metallic elements form an anode and a cathode of an electrochemical cell, each of the two metallic elements being in electrical contact with a conductive water-containing element, so that the water-containing element forms the electrolyte of the electrochemical cell, and an electrically conductive path extending from each of the metallic elements to a location wherein the electrochemical potential formed between the metallic elements can be measured to provide an indication of the degree to which the conductive water-containing element has dried out. | 02-13-2014 |
Patent application number | Description | Published |
20110313482 | SYSTEMS AND METHODS FOR ENHANCED VENOUS RETURN FLOW DURING CARDIAC EVENT - Systems and methods of enhancing cardiopulmonary circulation in a subject during resuscitation are provided. A signal is received responsive to an induced heart compression that is applied to the subject, for example during ventricular fibrillation, an asystolic condition, or cardiac arrest. Responsive to receipt of the signal, a muscle distal subject's heart is electrically stimulated to contract and expel blood into the venous blood flow toward a heart of the subject. | 12-22-2011 |
20120016361 | DEPOSIT ABLATION WITHIN AND EXTERNAL TO CIRCULATORY SYSTEMS - Systems and methods of electrical stimulation for intra and extra vascular treatment of a subject are provided. The device includes a first electrode, a second electrode, and a controller. The controller is configured to apply an electrical current between the first and second electrodes. The electrical current follows a path between the first and second electrodes and through a portion of the subject that includes a blockage. | 01-19-2012 |
20130325096 | LONG TERM WEAR MULTIFUNCTION BIOMEDICAL ELECTRODE - Electrodes, multi-electrode patches, and electrodes for biomedical systems are provided. The electrode includes an adhesive film layer having a top surface and a bottom surface. A conductive element is substantially surrounded by the adhesive film layer. A conductive gel layer covers at least portion of a surface of the conductive element. The conducting gel comprises a material that does not result in significant skin irritation on a human subject after a period of at least about one week. | 12-05-2013 |
20140031817 | DEPOSIT ABLATION WITHIN AND EXTERNAL TO CIRCULATORY SYSTEMS - Systems and methods of electrical stimulation for intra and extra vascular treatment of a subject are provided. The device includes a first electrode, a second electrode, and a controller. The controller is configured to apply an electrical current between the first and second electrodes. The electrical current follows a path between the first and second electrodes and through a portion of the subject that includes a blockage. | 01-30-2014 |
20140135638 | Monitoring Physiological Signals During External Electrical Stimulation - Electrodes and circuitry for monitoring and stimulating the exterior of the human body, comprising delivering stimulation pulses to stimulation electrodes applied to the exterior of the body, detecting an electrical potential at monitoring electrodes applied to the exterior of the body, positioning at least a first and second monitoring electrode at locations at which an electrical artifact caused by the electrical stimulation pulses is substantially cancelled in a signal formed from the electrical potentials detected at the first and second monitoring electrodes. | 05-15-2014 |