| Patent application number | Description | Published |
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| 20090270935 | SYSTEMS AND METHODS FOR SELECTIVELY STIMULATING NERVE ROOTS - Various system embodiments comprise an implantable lead, an implantable housing, a neural stimulation circuit in the housing, and a controller in the housing and connected to the neural stimulation circuit. The lead has a proximal end and a distal end. The distal end is adapted to deliver neural stimulation pulses to the ventral nerve root and the dorsal nerve root. The proximal end of the lead is adapted to connect to the housing. The neural stimulation circuit is adapted to generate neural stimulation pulses to stimulate the ventral nerve root or the dorsal nerve root using the implantable lead. The controller is adapted to control the neural stimulation circuit to deliver a neural stimulation treatment. | 10-29-2009 |
| 20090270960 | SYSTEMS AND METHODS FOR DELIVERING ELECTRIC CURRENT FOR SPINAL CORD STIMULATION - Various system embodiments comprise a lead having a distal end and a proximal end. The distal end includes a plurality of electrodes. The lead is configured to be fed into a dorsal epidural space of a human to a desired region of a spinal column and to be fed laterally to at least partially encircle a spinal cord in the desired region to place at least one stimulation electrode in position to stimulate a dorsal nerve root and at least another stimulation electrode in position to stimulate a ventral nerve root. The desired region may include cervical vertebrae, thoracic vertebrae, or lumbar vertebrae. Some embodiments stimulate the spinal cord in the T1-T5 region. | 10-29-2009 |
| 20100010556 | SYSTEMS AND METHODS FOR DELIVERING VAGAL NERVE STIMULATION - According to various method embodiments, a person is indicated for a therapy to treat a cardiovascular disease, and the therapy is delivered to the person to treat the cardiovascular disease. Delivering the therapy includes delivering a vagal stimulation therapy (VST) to a vagus nerve of the person at a therapeutically-effective intensity for the cardiovascular disease that is below an upper boundary at which upper boundary the VST would lower an intrinsic heart rate during the VST. | 01-14-2010 |
| 20100016913 | INTERMITTENT PACING THERAPY FOR ANGINA AND DISEASE PREVENTION - A pacing system delivers cardiac protective pacing therapy (CPPT) to protect the heart from injuries and/or to treat existing injuries. The pacing system receives a set of inputs and delivers optimized cardiac protection pacing tailored for each of different purposes. The system delivers electrical stimulation to provide therapy for angina and/or to provide therapy for co-morbidities related to neural imbalance. In one embodiment, a method for treating angina is provided. A signal is sensed indicative of an incidence of angina and an angina region being a myocardial region affected by the angina. The incidence of angina is detected and the angina region is located. A pacing location is selected remote from the angina region, and CPPT is initiated at the pacing location. The CPPT is adapted to create increased stress at the angina region, to promote mass-redistribution and angiogenesis at the angina region to treat the angina. | 01-21-2010 |
| 20100016916 | APPARATUS AND METHODS FOR TREATMENT OF ATHEROSCLEROSIS AND INFARCTION - A pacing system delivers cardiac protective pacing therapy (CPPT) to protect the heart from injuries and/or to treat existing injuries. The pacing system receives a set of inputs and delivers optimized cardiac protection pacing tailored for different purposes. The system delivers electrical stimulation to modulate myocardial strain for anti-atherosclerosis therapy and/or to provide therapy for myocardial infarction (MI). In one embodiment, a medical device for treating atherosclerosis is provided. The medical device includes a sensing circuit to receive sensed signals to identify areas of coronary artery disease (CAD) or areas at risk for CAD using the sensed signals. The device also includes a pacemaker circuit adapted to deliver an electrical signal through at least one electrode to a myocardial target adjacent to the identified areas. According to various embodiments, a controller communicates with the sensing circuit and controls the pacemaker circuit to provide intermittent electrical stimulation to the myocardial target to induce periods of stretch on the vessel due to induce myocardial strain changes. The stimulation is targeted to attenuate or prevent atherosclerosis associated with the CAD, according to various embodiments. | 01-21-2010 |
| 20100069989 | PRESSURE-DRIVEN INTERMITTENT PACING THERAPY - Cardioprotective pre-excitation pacing may be applied to stress or de-stress a particular myocardial region delivering of pacing pulses in a manner that causes a dyssynchronous contraction. Such dyssynchronous contractions are responsible for the desired cardioprotective effects of pre-excitation pacing but may also be hazardous. Described herein is a method and system that uses measures of a patient's physiological response to ventricular dyssynchrony to control the duty cycles of intermittent pre-excitation pacing. | 03-18-2010 |
| 20100228310 | SYSTEMS AND METHODS FOR AUTONOMIC NERVE MODULATION - According to various embodiments of a method for modulating autonomic neural activity in a body having a spinal cord, a subclavian vein and thoracic lymphatic vessels that include a thoracic duct and a right lymphatic duct, at least one programmed therapy is implemented using an implanted medical device to modulate autonomic neural activity. Implementing the therapy includes increasing or decreasing sympathetic activity in sympathetic nerves branching from a first region of the spinal cord using a first electrode in the thoracic duct, and further includes increasing or decreasing parasympathetic activity in parasympathetic nerves adjacent to the desired thoracic lymphatic vessel or sympathetic activity in sympathetic nerves branching from a second region of the spinal cord using a second electrode in the desired thoracic lymphatic vessel. | 09-09-2010 |
| 20100305632 | TEMPERATURE ASSISTED STIMULATION - Various embodiments of an implantable system for delivering therapy comprise at least one of a heat sink or source to either reduce or increase temperature of excitable tissue, a pulse generator and at least one stimulation electrode to deliver electrical stimulation to excitable tissue, a memory and a controller. The memory has instructions for performing at least one stimulation routine and at least one thermal routine, and further has integration instructions for integrating the thermal routine(s) with the stimulation routine(s). The controller is configured to operate on the instructions to perform the stimulation routine(s) using the pulse generator and the at least one stimulation electrode, to perform the thermal routine(s) using the heat sink or the heat source, and to operate on the integration instructions to integrate thermal routine(s) with the stimulation routine(s). | 12-02-2010 |
| 20110015702 | REMOTE SENSING IN AN IMPLANTABLE MEDICAL DEVICE - An embodiment uses an accelerometer to sense heart sounds, and determines heart rate info nation using the sensed heart sounds. An embodiment uses an accelerometer to sense respiratory activity. An embodiment delivers a programmed neural stimulation therapy with a programmed duty cycle, where the programmed duty cycle includes a stimulation ON portion followed by a stimulation OFF portion. An electrode electrically connected to the implanted neural stimulation device is used to remotely detect cardiac activity. The remotely detected cardiac activity is used to detect heart rate information during the stimulation ON portion and to detect heart rate information during the stimulation OFF portion. The detected heart rate information and/or the detected respiration information are used to control a neural stimulation therapy performed by the neural stimulator device and/or are used to provide diagnostic information for the patient's condition. | 01-20-2011 |
| 20110015704 | PHYSIOLOGICAL VIBRATION DETECTION IN AN IMPLANTED MEDICAL DEVICE - An embodiment of an implantable system configured to be implanted in a patient includes an accelerometer, a neural stimulator, and a controller. The neural stimulator is configured to deliver neural stimulation to a neural target. The controller is configured to use the accelerometer to detect laryngeal vibration or coughing, and is configured to deliver a programmed neural stimulation therapy using the neural stimulator and using detected laryngeal vibration or detected coughing as an input to the programmed neural stimulation therapy. | 01-20-2011 |
| 20110022127 | BLOOD VOLUME REDISTRIBUTION THERAPY FOR HEART FAILURE - A first fluid status indicator of a pulmonary fluid status associated with pulmonary edema and a second fluid status indicator of a non-pulmonary fluid status can be used to provide an alert or to control a therapy for pulmonary edema. Additionally, intermittent cardiac blood volume redistribution therapy can be used to provide cardiac conditioning in heart failure patients. | 01-27-2011 |
| 20110137360 | CONCURRENT THERAPY DETECTION IN IMPLANTABLE MEDICAL DEVICES - Various method embodiments detect a concurrent therapy, where the concurrent therapy includes a plurality of therapy pulses. Detecting the concurrent therapy includes detecting at least one electrical pulse, extracting at least one characteristic from the at least one electrical pulse, comparing the at least one characteristic of the detected pulse to at least one characteristic of therapy pulses, and detecting that the concurrent therapy is being applied if the at least one characteristic of the detected pulse favorably compares to the at least one characteristic of the therapy pulses. | 06-09-2011 |
