Entries |
Document | Title | Date |
20080200958 | Casings For Implantable Stimulators And Methods Of Making The Same - An implantable stimulator includes a device for delivering a stimulus and a casing having a first, metal portion and a second, portion which is formed from a plastic or polymer. A method of forming an implantable stimulator includes preparing a coil on a ferrite tube and molding a casing body on the coil, such that the coil is embedded in a wall of the casing which is formed of a plastic or polymer. Another method of forming an implantable stimulator includes forming an annular metal connector and molding a plastic or polymer casing body on the metal connector. | 08-21-2008 |
20080208266 | System and Method for Treating Nausea and Vomiting by Vagus Nerve Stimulation - A system and method for treating nausea and vomiting are provided, including one or more electrodes ( | 08-28-2008 |
20080208267 | IMPLANTABLE BIFURCATED NEUROSTIMULATOR ADAPTERS - An adapter for coupling a pair of implantable neurostimulator lead extension plugs to a connector port of a neurostimulator device includes a connector coupled to a first end of an elongate body and a flexible bifurcation member coupled to a second end of the elongate body, wherein the bifurcation member includes a first branch, to which a first housing, having first and second ports, is coupled, and a second branch, to which a second housing, having first and second ports, is coupled. Openings of the first and second ports of each housing provide for side-by-side insertion of first and second connector terminals of one of the lead extension plugs. Contacts within each port provide for electrical coupling with corresponding contacts of the connector terminals of the plug, and are coupled to corresponding contacts of the adapter connector via conductors extending within the elongate body between the corresponding housing and connector. | 08-28-2008 |
20080208268 | Means for Functional Restoration of a Damaged Nervous System - The present invention relates generally to a method and device of partial or complete functional restoration of the damaged nervous system by bridging a cavity in the central or peripheral nervous tissue and, more particularly to a system and method for repairing the nerve signal transduction by bridging of the cavity with microelectrode elements more particular microelectrodes for stimulation and microelectrodes for recording. | 08-28-2008 |
20080221629 | Lamination of Lithium Battery Elements for Implantable Medical Devices - A method includes the step of providing a sheet of lithium and a sheet of substrate material. The method further includes the step of pressing the sheet of lithium and the sheet of substrate material together in a die, the die having at least one surface that includes a plurality of force concentrating features configured to create regions of relatively higher pressure and regions of relatively lower pressure in at least one of the sheet of lithium and the sheet of substrate material. In another embodiment, a method includes the steps of providing a sheet of lithium material and a substrate material, and applying force to the sheet of lithium and the sheet of substrate material to form a plurality of protrusions on at least one of the sheet of lithium and the sheet of substrate material. The method includes the further step of pressing at least a portion of the sheet of lithium to the substrate material with sufficient force to at least partially deform the protrusions. | 09-11-2008 |
20080234767 | Adjustment Mechanism for Electrical Medical Appliances, and Methods of Use - Electrical medical equipment that includes a user operable primary adjustment mechanism containing two or fewer user-adjustable elements, and a controller adapted to control and alter at least one output parameter of the equipment, the controller connected and responding to input from said primary adjustment mechanism to alter said output parameter, the primary adjustment mechanism having at least four conditions; a first condition which the mechanism returns to without user input, a second condition, following manipulation of one of the elements from a first condition, a third condition, following manipulation of one of the elements from a first condition, and a fourth condition following manipulation of the same element manipulated to achieve the third condition to another position, wherein in each condition, the mechanism provides a distinct output as input to the controller, which responds to the input by: maintaining the output parameter at a previous level while the input indicates the mechanism is in the first condition, incrementing or gradually increasing the prevailing level of the output parameter while the input indicates the mechanism is in the second condition, decrementing or gradually decreasing the prevailing level of the output parameter while the input indicates the mechanism is in the third condition, and setting the level of the output parameter to zero when the input indicates the mechanism is in the fourth condition. | 09-25-2008 |
20080243195 | MAPPING GUIDELET - The medical lead delivery device more easily and quickly delivers a lead to or through the coronary vein of a patient's heart. The medical lead delivery device includes an elongated body, a controller, a first and second spring, and a sleeve. The elongated body includes a proximal end and a distal end. The controller is disposed at the proximal end and provides enhanced control of the distal tip of the elongated body. | 10-02-2008 |
20080243196 | UNIDIRECTIONAL NEURAL STIMULATION SYSTEMS, DEVICES AND METHODS - An embodiment relates to a method for delivering a unidirectional afferent nerve stimulation treatment. A test neural stimulation is delivered, and a physiologic response to the test neural stimulation is monitored. At least one neural stimulation parameter for the test neural stimulation is adjusted if the test neural stimulation does not elicit a desired physiologic response. If the test neural stimulation does elicit the desired physiologic response, at least one treatment parameter for a unidirectional afferent nerve stimulation is determined using the at least one neural stimulation parameter for the test neural stimulation that provided the desired physiologic response. The unidirectional afferent nerve stimulation is delivered using the at least one treatment parameter. | 10-02-2008 |
20080243197 | Therapeutic applicator system for applying light, sound and/or magnetism - This invention includes embodiments which combined the application or simultaneous application of magnetism, light waves and sound for a therapeutic effect, all through one applicator. The controller may be programmed or configured to provide relative timing of the application of the magnetism, light waves and sound relative to one another and in an intermittent way for a desired therapeutic effect. The applicator may also provide embodiments wherein one or more of magnetism, light waves and sound may be utilized to prepare the recipient to be a better recipient of one or more applications of magnetism, light waves and sound. | 10-02-2008 |
20080243198 | Method for Inhibiting Platelet Interaction with Biomaterial Surfaces - A method for passivating a biomaterial surface includes modifying proteinaceous material disposed at the biomaterial surface. The passivation may be effectuated by exposing the biomaterial surface to therapeutic electrical energy in the presence of blood or plasma. | 10-02-2008 |
20080262557 | OBESITY MANAGEMENT SYSTEM - A system, apparatus and method for obesity management through remote monitoring and feedback are described. In one embodiment of the present invention, periodic measurements of parameters affecting the obesity of a user are transmitted to a server through a user interactive communication device. Based on the information of the user, a customized feedback action is transmitted to the particular user. In another embodiment of the present invention an implantable apparatus having a neuro-stimulator device provides a therapeutic effect by stimulating a feeling of satiety to eating. | 10-23-2008 |
20080269811 | SCHEME FOR OVERWRITING STORED PHYSIOLOGICAL DATA IN AN IMPLANTABLE MEDICAL DEVICE - An implantable medical device and associated method store physiological data in response to detecting a physiological event. The medical device includes multiple first memory locations allocated to each of a number of physiological event types and a second single memory location allocated for storing entries of physiological signal data corresponding to each of the plurality of physiological event types. | 10-30-2008 |
20080269812 | Therapy adjustment - Systems and methods for adjusting a therapy delivered to a patient include detecting a value of at least one sensed patient parameter and adjusting a therapy program to accommodate different patient parameter values. A data structure including a plurality of patient parameter values and associated therapy programs may be stored within a medical device or a programming device. Upon detecting a patient parameter value, an associated therapy program from the data structure may be selected. If no therapy program is associated with the detected patient parameter value, an intermediate program that best suits the detected patient parameter value may be generated by interpolating between the most recently implemented therapy program and a stored therapy program. In some embodiments, the rate of shifting between parameters of two stored or interpolated therapy programs may be based on the rate of change of the patient parameter value over time. | 10-30-2008 |
20080275513 | Vestibular Stimulation System and Method - An apparatus and method in which the portions of the labyrinth associated with the labyrinthine sense and/or the nerves associated therewith are stimulated to perform at least one of the following functions: augment or control a patient's respiratory function, open the patient's airway, induce sleep, and/or counteract vertigo. In one embodiment, the vestibular stimulating system of the present invention includes 1) a stimulation element that performs the actual stimulation of the tissue, 2) a sensor to detect a physiological condition of the patient, and 3) a power/control unit that receives the signals provided by the sensor and causes stimulation energy to be provided to the stimulation element at an appropriate timing, level, pattern, and/or frequency to achieve the desired function. However, the present invention also contemplates eliminating the sensor in favor of applying a predetermined pattern of stimulation to the patient. | 11-06-2008 |
20080275515 | APPARATUS AND METHODS FOR STIMULATING TISSUE - Apparatus and methods for stimulating tissue employing local current imbalance to facilitate more effective stimulation regimens. | 11-06-2008 |
20080281365 | NEURAL SIGNAL DUTY CYCLE - A disorder (e.g., obesity) is treated by applying an electrical signal to an autonomic nerve (e.g., a vagus or splanchnic nerve). The treatment includes applying a signal to a nerve of a patient to be treated. The signal has a duty cycle including an ON time during which the signal is applied by to the nerve followed by an OFF time during the signal is not applied to the nerve. The ON time is selected to have a duration preferably greater than 30 seconds and up to 180 seconds. | 11-13-2008 |
20080281366 | Treatment Apparatus for Applying Electrical Impulses to the Body of a Patient - The present invention provides a treatment device for applying electrical impulses to a living body through the skin, for treating a variety of clinical conditions. The device comprises a pair of electrodes for contact with the skin, and a waveform generator for repeatedly generating an AC waveform for applying electrical impulses through the electrodes to the skin. A detector detects changes in the skin impedance and generates detector output signals representing the skin impedance. Means responsive to the detector output signals for monitor the responsivity of the skin, and indicator means activated by the monitoring means generate a first indication when a predetermined level of responsivity is reached and a second indication when a pre-determined treatment has been administered. | 11-13-2008 |
20080288007 | Hygienic-Therapeutic Multiplex Devices - Multiplex hygienic-therapeutic devices are based upon plurality energy members arranged in at least one layered structure. The devices comprise energy members including, for example, electromagnetic, sonic, microwave, magnetic, thermal, electric, electrostatic, mechanical, ionic, and ionizing radiation. The use of multiplex hygienic-therapeutic devices with the hygienic and therapeutical substances whose hygienic-therapeutical properties may be enhanced by radiation of the energy member and/or the energy members of the multiplex hygienic-therapeutic devices is also disclosed. | 11-20-2008 |
20080294207 | HOUSING FOR IMPLANTABLE MEDICAL DEVICE - An implantable medical device includes a housing having frame with one or more openings. The openings of the frame are covered with a thin metallic foil that is welded to the frame to provide a hermetic seal. Non-conductive members may be placed in or about the openings to provide a backing or structural support for the metallic foil. By decreasing the mass of conductive material capable of forming eddy currents, improved recharge or telemetry performance may be realized. | 11-27-2008 |
20080312707 | IMPLANTABLE MEDICAL DEVICE WITH POLYMER-POLYMER INTERFACES AND METHODS OF MANUFACTURE AND USE - An implantable stimulator that includes a housing, a first plastic component, and a second plastic component, where the first and second plastic components form a polymer-polymer interface. A light absorbing metal layer is disposed over at least a portion of the interface and an electronic subassembly is disposed within the housing. The first and second plastic components can be welded together by irradiating the light absorbing metal layer which converts the light to heat. | 12-18-2008 |
20080319492 | Multi-channel electrostimulation apparatus and method - A therapeutic electrostimulation apparatus and method operates to supply electrostimulation signals to three channels. The basic electrostimulation signal for each of the channels is the same; and this signal is applied to a transcranial electrostimulation set of output electrodes. A second channel provided with the same signal is further operated to modulate the signal with a dual frequency signal pattern for the application of the second channel signal to a second set of electrodes, typically applied to the body near the spinal area. A third channel supplied with the basic electrostimulation signal modulates the electrostimulation signal during a portion of a treatment session with a diapason of frequencies varying randomly, and the output of this channel is applied to a set of electrodes at a local area for therapeutic treatment. | 12-25-2008 |
20080319493 | Biocompatible electroplated interconnection bonding method and electronics package suitable for implantation - The invention is directed to a method of bonding a hermetically sealed electronics package to an electrode or a flexible circuit and the resulting electronics package that is suitable for implantation in living tissue, such as for a retinal or cortical electrode array to enable restoration of sight to certain non-sighted individuals. The hermetically sealed electronics package is directly bonded to the flex circuit or electrode by electroplating a biocompatible material, such as platinum or gold, effectively forming a plated rivet-shaped connection, which bonds the flex circuit to the electronics package. The resulting electronic device is biocompatible and is suitable for long-term implantation in living tissue. The present invention is directed to a device comprising a substrate containing at least one contact, a flexible assembly containing at least one pad, and electroplated bonding between said contact and said pad that bonds said substrate and said flexible assembly together. The present invention is directed to a method of bonding for implantation a substrate to a flexible assembly, said method comprising the steps of: aligning said substrate and said flexible assembly, whereby there is a common alignment for a contact on said substrate and contact pads on said flexible assembly, and electroplating bonding between said contacts and said pads, thereby bonding said flexible assembly to said substrate. | 12-25-2008 |
20090005823 | LEAD ASSEMBLY FOR IMPLANTABLE MICROSTIMULATOR - A lead assembly for a small implantable medical device (a.k.a, microdevice | 01-01-2009 |
20090036938 | METHOD AND SYSTEM FOR EXTERNAL COUNTERPULSATION THERAPY - An improved system for delivering external counterpulsation therapy is described. The system employs muscle stimulation transducers such as cutaneous electrodes in order to stimulate skeletal muscle and/or vascular smooth muscle in synchronization with the cardiac cycle in a manner that increases the fluid pressure within veins and/or arteries during cardiac diastole. | 02-05-2009 |
20090043346 | TREATING PARASITES WITH ELECTRIC FIELDS - Cells that are in the process division are vulnerable to damage by AC electric fields that have specific frequency and field strength characteristics. The selective disruption of rapidly dividing cells can therefore be accomplished by imposing an AC electric field in a target region for extended periods of time. Some of the cells that divide while the field is applied will be damaged, but the cells that do not divide will not be harmed. This selectively damages or disrupts rapidly dividing cells like parasites, but does not harm normal cells that are not dividing. | 02-12-2009 |
20090048635 | Medical electrode systems and methods - Systems, methods, and devices are provided for creating and applying electrodes and electrode systems to a wound or skin. An electrode may be applied as a single electrode strip using a dispenser. An electrode may also be cut to size from a single sheet of electrode. Additionally, an electrode may be formed from a plurality of electrode segments which may be connected together. Electrodes can also be incorporated as part of drainage tubes. A medical electrode kit may be provided that includes multiple electrode segments and connectors, multiple electrodes, and multiple control modules. In addition, electrodes or electrode systems may be provided with a color scoring chart. An electrode system may be configured to interface with a selected body part. Electrode systems may include sensors and electrodes configured for application to areas outside of a wound or the skin intended to be treated. | 02-19-2009 |
20090054936 | IMPLANTABLE MEDICAL LEAD WITH BIASED ELECTRODE - This disclosure describes implantable medical leads that include a lead body and an electrode. A width of the electrode as measured along a longitudinal direction of the lead varies about the perimeter of the lead. The uneven width of the electrode may bias a stimulation field in a particular direction, e.g., a radial or transverse direction relative to the longitudinal axis of the lead. Electrodes with an uneven width may be useful for controlling the direction of propagation of the stimulation field in order to, for example, avoid phrenic nerve stimulation during LV pacing or neck muscle stimulation during vagal neurostimulation. | 02-26-2009 |
20090062873 | METHODS AND SYSTEMS FOR THERMALLY-INDUCED RENAL NEUROMODULATION - Methods and system are provided for thermally-induced renal neuromodulation. Thermally-induced renal neuromodulation may be achieved via direct and/or via indirect application of thermal energy to heat or cool neural fibers that contribute to renal function, or of vascular structures that feed or perfuse the neural fibers. In some embodiments, parameters of the neural fibers, of non-target tissue, or of the thermal energy delivery element, may be monitored via one or more sensors for controlling the thermally-induced neuromodulation. In some embodiments, protective elements may be provided to reduce a degree of thermal damage induced in the non-target tissues. In some embodiments, thermally-induced renal neuromodulation is achieved via delivery of a pulsed thermal therapy. | 03-05-2009 |
20090062874 | DEVICES AND METHODS FOR INHIBITING GRANULOCYTE ACTIVATION BY NEURAL STIMULATION - Described herein are methods, devices and systems for inhibition of granulocyte activation by appropriate stimulation of the vagus nerve. Methods of treating granulocyte-mediated disorders (including inflammatory disorders) by stimulating the vagus nerve to inhibit granulocyte activation (particularly neutrophil activation) are also described. Appropriate stimulation may be very low levels of stimulation, including stimulation that does not result in desensitization. The level of granulocyte activation may be detected and used to at least partially control stimulation. | 03-05-2009 |
20090105776 | HYBRID MULTICHANNEL PRINTED CIRCUIT BOARD MICRODRIVE - A miniature microdrive system may be affixed to the skull and used to advance recording electrode bundles or injection cannula through the brain of freely moving test subjects, e.g., rodents. The microdrive may be constructed using a hybrid fabrication technique utilizing a printed circuit board and a small number of mechanical parts. The printed circuit board provides the base for both the electrical components and the mechanical components. The movement of a screw advances a shuttle that in turn moves an electrode bundle through the brain. Independently moving screws advance independent electrode bundles. The electrode wires are connected through the printed circuit board to a connector on the back of the board. Stainless steel cannulae are soldered to a grounding trace on the printed circuit board to guide the electrode bundle and provide a ground connection. With this system, multiple brain structures may be targeted simultaneously. The microdrive system or device is simple to mass produce, making fabrication simple with parts that can be recycled or discarded as needed. | 04-23-2009 |
20090112272 | CONNECTOR ASSEMBLIES FOR IMPLANTABLE STIMULATORS - Exemplary systems include a stimulator configured to be implanted within a patient, the stimulator having a body defined by at least one side surface disposed in between distal and proximal end surfaces, and a connector assembly configured to be coupled to the stimulator and extend parallel to the at least one side surface of the stimulator. The connector assembly is further configured to facilitate removable coupling of a lead having one or more electrodes disposed thereon to the stimulator. | 04-30-2009 |
20090118777 | EFFERENT AND AFFERENT SPLANCHNIC NERVE STIMULATION - Methods and devices providing for bilateral stimulation of left and right splanchnic nerves. Some embodiments of the method increase satiety, reduce appetite, affect gastric motility, and/or reduce food intake, resulting in weight loss. Some methods provided take advantage of anatomy, physiology, and natural body time periods to change stimulation locations and patterns to prevent the body from ignoring the administered stimulation signals in order to continue to induce weight loss over long time periods. | 05-07-2009 |
20090118778 | SET SCREW-LESS PACEMAKER HEADER WITH LEAD LOCK SYSTEM - A header for an implantable medical device such as a pacemaker which contains an advantageous molded design with encapsulated wires and conductive features. The header including a specifically formed lead lock member in which a plurality of collets residing in bores in the molded housing are used to retain and lock implantable leads in place without the use of set screws. | 05-07-2009 |
20090118779 | Modular System For A Wireless Implantable Device - A modular platform for wireless implantable devices. The platform enables different functional units which either measure or affect a parameter of the patient's body to be interchanged. The modularity of the platform also enables the functional unit to be remote from the remainder of the implantable device. Finally, the modularity of the platform enables different types of power sources to supply power to the wireless implantable device. | 05-07-2009 |
20090118780 | Method and apparatus for conformal electrodes for autonomic neuromodulation for the treatment of obesity and other conditions - The present invention teaches a method and apparatus for user control and operation of physiological modulation, including neural and gastrointestinal modulation, for the purposes of treating several disorders, including obesity, metabolic disease, and other conditions. This includes programming of neuromodulatory signal for the modulation of autonomic neural and neuromuscular modulators, used to modulate tissues, including the afferent neurons of the sympathetic nervous system to induce satiety and efferent neurons to modulate metabolism. The apparatus and methods include a conformal neuromodulator array which facilitates minimally invasive placement of neuromodulators in communication with target tissues. | 05-07-2009 |
20090131993 | Non-Immediate Effects of Therapy - A method of treating a metabolic condition in a patient, comprising:
| 05-21-2009 |
20090131994 | Passive Electric Field Focus System for In Vivo and In Vitro Applications - The present invention provides a system and method of directing, focusing, or concentrating electrical charges within a defined electric field so that these charges can be used to exert forces on cells and tissues in vivo and/or cell cultures in vitro. The present invention reduces and/or eliminates the damage at a target site that would normally be caused by an electrode that acts as a current source or sink to accomplish the same task. | 05-21-2009 |
20090143831 | TREATING INFLAMMATORY DISORDERS BY STIMULATION OF THE CHOLINERGIC ANTI-INFLAMMATORY PATHWAY - Described herein are methods for treating a subject suffering from or at risk for a condition mediated by an inflammatory cytokine cascade, by electrically or mechanically stimulating vagus nerve activity in an amount sufficient to inhibit the inflammatory cytokine cascade. | 06-04-2009 |
20090149894 | MEDICAL DEVICE INFORMATION SYSTEM - In general, the invention is directed to management of information from a plurality of emergency medical devices, such as automated external defibrillators, and associated docking stations. The medical devices and docking stations may communicate with one another and with a remote unit. The managed information includes information pertaining to authorized access and maintenance, inspection indications and inspection certifications. In general, an authorized user can access the emergency medical device without activating alarms that would accompany an emergency. The authorized user can further use the user input interface to enter an inspection certification, which records the inspection, the maintenance performed, the date the device is returned to service, and so forth. | 06-11-2009 |
20090171404 | ENERGY GENERATING SYSTEMS FOR IMPLANTED MEDICAL DEVICES - Devices and systems for generating energy for powering implanted medical devices such as a pacemakers and defibrillators. | 07-02-2009 |
20090171405 | VAGUS NERVE STIMULATION METHOD - An implanted electrical signal generator delivers a novel exogenous electrical signal to a vagus nerve of a patient. The vagus nerve conducts action potentials originating in the heart and lungs to various structures of the brain, thereby eliciting a vagal evoked potential in those structures. The exogenous electrical signal simulates and/or augments the endogenous afferent activity originating from the heart and/or lungs of the patient, thereby enhancing the vagal evoked potential in the various structures of the brain. The exogenous electrical signal includes a series of electrical pulses organized or patterned into a series of microbursts including 2 to 20 pulses each. No pulses are sent between the microbursts. Each of the microbursts may be synchronized with the QRS wave portion of an ECG. The enhanced vagal evoked potential in the various structures of the brain may be used to treat various medical conditions including epilepsy and depression. | 07-02-2009 |
20090187221 | PADDLE LEAD CONFIGURATIONS FOR ELECTRICAL STIMULATION SYSTEMS AND METHODS OF MAKING AND USING - A paddle lead includes a paddle body with a plurality of electrodes disposed on the paddle body. The plurality of electrodes includes a first electrode and a second electrode. The first electrode and the second electrode are disposed laterally around the circumference of the paddle body. At least one connecting wire is disposed on, or within, the paddle body to electrically couple the first electrode and the second electrode. | 07-23-2009 |
20090187222 | STEERABLE STYLET HANDLE ASSEMBLY - An exemplary steerable stylet handle assembly includes a housing having first and second side walls defining a channel therebetween, a button in communication with the first and second side walls and configured to move distally and proximally within the channel, and a stylet subassembly having an inner stylet wire located at least partially within an outer tubing. The inner stylet wire has a pre-curved portion and is coupled to a proximal portion of the housing. The outer tubing is coupled to the button. Movement of the button within the channel is configured to selectively expose and cover at least a portion of the pre-curved distal portion of the inner stylet wire with the outer tubing. | 07-23-2009 |
20090192555 | FIXATION OF IMPLANTABLE PULSE GENERATORS - Systems and techniques for improving the fixation of implantable pulse generators. In one aspect, a device includes an implantable pulse generator that comprises electrical circuitry configured to generate an electrical pulse and a biocompatible casing that houses the electrical circuitry and on which a collection of electrodes and a collection of fixation elements are mounted. The electrodes are in electrical contact with the electrical circuitry and the fixation elements increase the surface area of the biocompatible casing to reduce the likelihood that the biocompatible casing shifts after implantation; | 07-30-2009 |
20090198293 | Microtransponder Array for Implant - A wireless microtransponder array constructed as a single structure of joined microtransponders. The microtransponders can be configured as a linear array strip with connective material in between. The microtransponders can also be entirely embedded within a strip of material, or joined by a single, common substrate structure. | 08-06-2009 |
20090204160 | PULSE GENERATOR HAVING AN EFFICIENT FRACTIONAL VOLTAGE CONVERTER AND METHOD OF USE - Disclosed are systems and methods which provide voltage conversion in increments less than integer multiples of a power supply (e.g., battery) voltage. A representative embodiment provides power supply voltage multipliers in a binary ladder distribution to provide a desired number of output voltage steps using a relatively uncomplicated circuit design. By using different sources in various combinations and/or by “stacking” different sources in various ways, the voltage multiplier circuit may be used to provide desired voltages. In order to minimize the number of components used in a voltage converter of an embodiment, a capacitive voltage converter circuit uses one or more storage capacitors in place of pump capacitors in a voltage generation cycle. Also, certain embodiments do not operate to generate an output voltage until the time that voltage is needed. | 08-13-2009 |
20090216286 | Methods and apparatus for neuromodulation and physiologic modulation for the treatment of obesity and metabolic and neuropsychiatric disease - The present invention teaches a method and apparatus for physiological modulation, including neural and gastrointestinal modulation, for the purposes of treating several disorders, including obesity, depression, epilepsy, and diabetes. This includes chronically implanted neural and neuromuscular modulators, used to modulate the afferent neurons of the sympathetic nervous system to induce satiety as well as to modulate the efferent neurons of the sympathetic nervous system to modulate metabolism, including metabolic rate. Furthermore, this includes neuromuscular stimulation of the stomach to effect baseline and intermittent smooth muscle contraction to increase gastric intraluminal pressure, which induces satiety, and stimulate sympathetic afferent fibers, including those in the sympathetic trunk, splanchnic nerves, and greater curvature of the stomach, to augment the perception of satiety. | 08-27-2009 |
20090248093 | FUSEABLE CATHODE PLATE FOR ELECTROLYTIC CAPACITOR - An electrolytic capacitor is constructed in a manner to provide a fusing capability and welded connections between the cathode plates. Each cathode plates has a notch at its periphery within which is an extending leg over which a weldable metallic clip is fitted in order to reduce the area of the cathode plate through which current is conducted to reach the clip and form a fusable link. | 10-01-2009 |
20090248094 | SELF-SEALING SEPTUM ASSEMBLY - Exemplary septum assemblies include first and second housing components each defined by at least an inner surface, at least one sealing strip disposed at least partially on at least one of the inner surfaces of the housing components, and a compression member at least partially surrounding the housing components. | 10-01-2009 |
20090248095 | ANCHORING UNITS FOR LEADS OF IMPLANTABLE ELECTRIC STIMULATION SYSTEMS AND METHODS OF MAKING AND USING - A nerve stimulation lead has a distal end, a proximal end, and a longitudinal length. The nerve stimulation lead includes a plurality of electrodes disposed at the distal end, a plurality of terminals disposed at the proximal end, and a plurality of conductive wires electrically coupling the plurality of electrodes electrically to the plurality of terminals. The nerve stimulation lead also includes at least one anchoring unit disposed on the nerve stimulation lead. The at least one anchoring unit is configured and arranged for anchoring the nerve stimulation lead against a bony structure. | 10-01-2009 |
20090248096 | OPERATING ROOM LEAD CONNECTOR - An operating room connector is used in conjunction with a multiple electrode SCS system which can easily detach and connect to an external trial stimulator (ETS). By connecting the electrode SCS system to a stylet handle, and then locking the stylet handle within a slot of the connector platform, a user is able to minimize the required steps in connecting the ETS to the implanted SCS lead system. The ETS can then be used to readjust the position of the electrode array(s) previously implanted to deliver an optimal stimulation therapy. | 10-01-2009 |
20090254133 | Method for treatment of diabetes by electrostimulatioin - A method for treating a patient suffering diabetes or pre-diabetes is disclosed. In brief, this treatment involves delivering a micro-current to the patient, in accordance with a defined therapeutic regime. More specifically, this invention relates to the treatment of diabetes, by means of electrostimulation, so as to correct/abate the biological processes which are believed to be destructive of the cells involved in the production of insulin. In practice a body conformable, electrode wrap is secured to an individual, and an alternating, direct current applied to the electrode wrap, within the range of from 20 milli-amperes to 1 atto-ampere (1×10 | 10-08-2009 |
20090259264 | SURGICALLY IMPLANTABLE WIRE CONNECTOR - A surgically implantable wire connecting device that is adaptable to accept various diameter wires by selecting pre-wired mandrels, each having a specific candidate diameter wire and length, and attaching the mandrels together in a metal crimp tube. The final assembly during surgery requires a simple crimp of the crimp tube to the adapter tube by using a standard crimp tool. The delicate lead wires that are being attached are not deformed or crushed by the crimp process and are located remote from the crimp. | 10-15-2009 |
20090259265 | ELECTRONIC NETWORK COMPONENTS UTILIZING BIOCOMPATIBLE CONDUCTIVE ADHESIVES FOR DIRECT BODY FLUID EXPOSURE - An implantable passive or active electronic network component or component network is provided which is suitable for prolonged direct body fluid exposure and is attachable to a conductive surface, circuit trace, lead or electrode. The electronic network component or component network includes (1) a non-conductive body of biocompatible and non-migratable material, (2) a conductive termination surface of biocompatible and non-migratable material, associated with the body, and (3) a connection material of biocompatible and non-migratable material, for conductively coupling the termination surface to the conductive surface, circuit trace, lead or electrode. The electronic network component may include a capacitor, a resistor, an inductor, a diode, a transistor, an electronic switch, a MEMs device, or a microchip. A biocompatible and non-migratable adhesive is utilized to conductively couple components of the individual components of the electronic network, such as the conductive surface, circuit trace, lead or electrode. | 10-15-2009 |
20090264943 | HIGH-RESOLUTION CONNECTOR FOR A NEUROSTIMULATION LEAD - An implantable connector comprises an electrically insulative housing including an outer wall, an interior cavity surrounded by the outer wall, a port through which the lead body portion can be introduced into the interior cavity, and a pair of first apertures disposed through the outer wall on a first side of the housing. The connector further comprises an electrical spring clip contact mounted to the housing. The contact includes a common portion and a pair of legs extending from opposite ends of the common portion. The legs respectively extend through the first apertures into the interior cavity, such that the legs firmly engage the electrical terminal therebetween when the lead body portion is introduced into the interior cavity. | 10-22-2009 |
20090275996 | TECHNIQUES FOR PLACING MEDICAL LEADS FOR ELECTRICAL STIMULATION OF NERVE TISSUE - This disclosure is directed to extra, intra, and transvascular medical lead placement techniques for arranging medical leads and electrical stimulation and/or sensing electrodes proximate nerve tissue within a patient. | 11-05-2009 |
20090275997 | VAGUS NERVE STIMULATION ELECTRODES AND METHODS OF USE - Described herein are systems, method and devices for modulating the cholinergic anti-inflammatory pathway. The systems described herein may include one or more implantable leads configured to be used to stimulate the inflammatory reflex. These leads typically include a flexible body region, a plurality of electrodes (or contacts) and may be used with a stylet or other inserter. The leads may also include one or more anchors. Exemplary leads may be intra-carotid sheath field-effect leads (“sheath FE” leads), carotid sheath cuff leads (“sheath cuff” leads), intracardiac leads, vagus nerve cuff leads (“vagus cuff” leads), and intravenous leads (“intravascular” leads). Leads (e.g., intravascular leads) may be chronic or acute. | 11-05-2009 |
20090287263 | MEDICAL DEVICE WITH LIQUID FILLED HOUSING - Embodiments of the invention are related to medical devices filled with a liquid composition, amongst other things. In an embodiment, the invention includes a hermetically sealed housing defining an interior volume, a component module disposed within the interior volume, the component module comprising a circuit board, the component module displacing a portion of the interior volume. A liquid composition can be disposed within the housing, the liquid composition filling at least 80% of the interior volume not displaced by the component module. Other embodiments are also included herein. | 11-19-2009 |
20090292324 | Protein activity modification - A method of modifying tissue behavior, including cardiac tissue, comprising:
| 11-26-2009 |
20090292325 | HYBRID BIOELECTRICAL INTERFACE DEVICE - A hybrid bioelectrical interface (HBI) device can be an implantable device comprising an abiotic component operable to transmit charge via electrons or ions; a biological component interfacing with the neural tissue, the biological component being sourced from biologic, biologically-derived, or bio-functionalized material; and a conjugated polymer component that together provide a means to chronically interface living neural tissue with electronic devices for extended durations (e.g. greater than 10 years). In some embodiments, conjugated polymers provide a functional electrical interface for charge transfer and signal transduction between the nervous system and an electronic device (e.g. robotic prosthetic limb, retinal implant, microchip). | 11-26-2009 |
20090292326 | GLASS FEEDTHROUGH ASSEMBLIES FOR IMPLANTABLE MEDICAL DEVICES - A feedthrough assembly of an implantable medical device includes a glass insulator containing at least approximately 20 mol % of calcium oxide (CaO), preferably of a CABAL-12 type composition. The assembly is either manufactured so that the glass insulator includes a surface layer including calcium phosphate, preferably of relatively low solubility, or is assembled in the implantable device so that the glass insulator is exposed to phosphate-containing body fluid, when the device is implanted, for the formation of a surface layer including calcium phosphate. | 11-26-2009 |
20090292327 | IMPLANTABLE MEDICAL DEVICE WITH ANTI-INFECTION AGENT - An implantable medical device comprises an anti-infection agent. The implantable medical device may be configured for placement in the head of a patient and for monitoring or treatment of the brain. The implantable medical device may have a housing or it may have a housing and a member for providing a smooth interface between the device and the adjacent tissue. The anti-infection agent may be provided on or impregnated in the housing or the member. In some embodiments, the device includes a single module while in other embodiments a plurality of modules are coupled to provide a smaller profile. In some embodiments the implantable medical device may include both anti-infection and lubricious materials. | 11-26-2009 |
20090299417 | DELIVERY DEVICE, SYSTEM, AND METHOD FOR DELIVERING NANOSECOND PULSED ELECTRIC FIELDS - A medical instrument for delivering electrotherapy to tissue that includes an outer support member having a ground plate at a distal end of the outer support member, and a protrusive element having a tip that extends beyond the ground plate. A portion of the protrusive element proximate the ground plate can act as an electrical insulator and a portion of the protrusive element proximate the distal end of the protrusive element can include a first electrode. The protrusive element can be designed to penetrate into tissue below a tissue surface while a tissue contacting surface of the ground plate rests against the tissue surface. Also disclosed are systems incorporating the medical instrument and methods of electrotherapy to subsurface tissue using the medical instrument. | 12-03-2009 |
20090312808 | Systems And Methods For Altering Brain and Body Functions And For Treating Conditions and Diseases Of The Same - The present invention relates to systems and methods for management of brain and body functions and sensory perception. For example, the present invention provides systems and methods of sensory substitution and sensory enhancement (augmentation) as well as motor control enhancement. The present invention also provides systems and methods of treating diseases and conditions, as well as providing enhanced physical and mental health and performance through sensory substitution, sensory enhancement, and related effects. | 12-17-2009 |
20090312809 | BATTERY DEPTH OF DISCHARGE IN AN IMPLANTABLE DEVICE - Systems and methods for determining depth of discharge for implantable device batteries are provided. One aspect of this disclosure relates to a method for determining depth of discharge for a battery in an implantable medical device. Voltage recovery of the battery is measured subsequent to a predetermined event. Measured voltage recovery data is stored in a database adapted to store data for one or more devices. Measured voltage recovery data is compared with stored voltage recovery data to determine battery depth of discharge. According to various embodiments, battery capacity consumed is measured using a coulometer and using a capacity-by-voltage device. Measured battery capacity consumed is combined with measured voltage recovery data using a predetermined weighted average, and the combined data is stored in the database. The stored data is used to determine battery depth of discharge, according to an embodiment. | 12-17-2009 |
20090326593 | METHOD AND SYSTEM FOR REGULATION OF ENDOCRINE AND EXOCRINE GLANDS BY MEANS OF NEURO-ELECTRICAL CODED SIGNALS - A method and device for endocrine and exocrine gland control. The method comprises selecting neuro-electrical coded signals from a storage area that are representative of body organ function. The selected neuro-electrical coded signals are then transmitted to a treatment member, which is in direct contact with the body, and which then broadcasts the neuro-electrical coded signals to a specific endocrine and exocrine gland nerve or gland to modulate the gland functioning. A control module is provided for transmission to the treatment member. The control module contains the neuro-electrical coded signals which are selected and transmitted to the treatment member, and computer storage can be provided for greater storage capacity and manipulation of the neuro-electrical coded signals. | 12-31-2009 |
20090326594 | ELECTRICAL STIMULATION LEAD, SYSTEM, AND METHOD - A paddle lead includes a plurality of electrodes configured in at least three rows of three electrodes with the second, intermediate row operable to provide anode guarding. The paddle lead further includes a plurality of grooves disposed on a surface opposite the electrodes to facilitate the insertion of the paddle lead within a patient by inhibiting the veering of the paddle lead to one side or the other of the dorsal column as the paddle lead is advanced along the dorsal column midline during implantation. | 12-31-2009 |
20100004703 | Energy Medicine Treatment Methods - An energy medicine treatment method includes ascertaining a health dysfunction of a patient, the patient exhibiting a head point(s) on a surface of the cranium and the head point(s) being biologically active in a manner conducive to treatment of the dysfunction. Without identifying a specific location of the head point(s), the method includes stimulating a sufficiently large portion of the cranium to clear the head point(s) and to enable the patient's body to improve proper function of the dysfunction. | 01-07-2010 |
20100023069 | SYSTEM AND METHOD FOR MAINTAINING A DISTRIBUTION OF CURRENTS IN AN ELECTRODE ARRAY USING INDEPENDENT VOLTAGE SOURCES - In one technique, a desired electrical current distribution on at least three active electrodes is selected. An electrical energy perturbation is generated on at least one electrode. A current-to-voltage relationship at each active electrode is estimated based on the energy perturbation. The current-to-voltage relationship for each active electrode takes into account current flow through other active electrodes. The voltage distribution necessary to achieve the desired current distribution is determined based on the estimated current-to-voltage relationship. Voltage-regulated energy is conveyed between the electrodes and tissue in accordance with the determined electrical voltage distribution. In another technique, an electrical energy perturbation on at least one of the electrodes is generated. Network resistances for each of at least three active electrodes are computed in response to the energy perturbation. The network resistances represent the resistances between the electrodes and common node to which the electrodes are connected. | 01-28-2010 |
20100023070 | SYSTEM AND METHOD FOR MAINTAINING A DISTRIBUTION OF CURRENTS IN AN ELECTRODE ARRAY USING INDEPENDENT VOLTAGE SOURCES - In one technique, a desired electrical current distribution on at least three active electrodes is selected. An electrical energy perturbation is generated on at least one electrode. A current-to-voltage relationship at each active electrode is estimated based on the energy perturbation. The current-to-voltage relationship for each active electrode takes into account current flow through other active electrodes. The voltage distribution necessary to achieve the desired current distribution is determined based on the estimated current-to-voltage relationship. Voltage-regulated energy is conveyed between the electrodes and tissue in accordance with the determined electrical voltage distribution. In another technique, an electrical energy perturbation on at least one of the electrodes is generated. Network resistances for each of at least three active electrodes are computed in response to the energy perturbation. The network resistances represent the resistances between the electrodes and common node to which the electrodes are connected. | 01-28-2010 |
20100030286 | DISTRIBUTED LEAD FUNCTIONALITY TESTING - Techniques for performing lead functionality tests, e.g., lead impedance tests, for implantable electrical leads are described. In some of the described embodiments, an implantable medical device determines whether a patient is in a target activity state, e.g., an activity state in which lead impedance testing will be unobtrusive, such as when a patient is asleep, or capture information of particular interest, such as when the patient is active, in a particular posture, or changing postures. The implantable medical device performs the lead functionality test based on this determination. Additionally, in some embodiments, the implantable medical device may group a plurality of measurements for a single lead functionality test into a plurality of sessions, and perform the measurement sessions interleaved with delivery of therapeutic stimulation. | 02-04-2010 |
20100036445 | Portable assemblies, systems, and methods for providing functional or therapeutic neurostimulation - Neurostimulation assemblies, systems, and methods make possible the providing of short-term therapy or diagnostic testing by providing electrical connections between muscles and/or nerves inside the body and stimulus generators and/or recording instruments mounted on the surface of the skin or carried outside the body. Neurostimulation assemblies, systems, and methods may include a carrier and an electronics pod, the electronics pod including stimulation generation circuitry and user interface components. A power source and/or flash memory may be incorporated in neurostimulation assembly and/or the return electrode. The assemblies, systems, and methods are adapted to provide coordinated neurostimulation to multiple regions of the body. | 02-11-2010 |
20100042168 | ELECTRONIC SYSTEM FOR INFLUENCING CELLULAR FUNCTIONS IN A WARM-BLOODED MAMMALIAN SUBJECT - An electronic system activatable by electrical power is described. The system is useful for influencing cellular functions or malfunctions in a warm-blooded mammalian subject. The system includes one or more controllable low energy HF (High Frequency) carrier signal generator circuits, one or more data processors for receiving control information, one or more amplitude modulation control generators and one or more amplitude modulation frequency control generators. The amplitude modulation frequency control generators are adapted to accurately control the frequency of the amplitude modulations to within an accuracy of at least 1000 ppm, most preferably to within about 1 ppm, relative to one or more determined or predetermined reference amplitude modulation frequencies. | 02-18-2010 |
20100042169 | RETENTION ASSEMBLIES FOR IMPLANTABLE ELECTRIC STIMULATION SYSTEMS AND METHODS OF MAKING AND USING - A connector assembly includes a lead or a lead extension, a connector, and a retention assembly disposed in the connector. The connector includes a connector housing defining a port at a distal end of the connector, and a plurality of connector contacts disposed in the connector housing. The port is configured and arranged for receiving a proximal end of the lead or the lead extension. The connector contacts are configured and arranged to couple to at least one terminal disposed on the proximal end of the lead or the lead extension. The retention assembly includes a retention mechanism that can be engaged and reversibly disengaged without the use of tools beyond conventional operating-room surgical instruments. | 02-18-2010 |
20100042170 | METHOD AND APPARATUS FOR NEURAL STIMULATION VIA THE LYMPHATIC SYSTEM - An implantable neural stimulation system includes an implantable medical device having a neural stimulation circuit and at least one implantable lead configured to allow one or more stimulation electrodes to be placed in one or more lymphatic vessels of a patient, such as the patient's thoracic duct and/or vessels branching from the thoracic duct. Neural stimulation pulses are delivered from the implantable medical device to one or more target regions adjacent to the thoracic duct or the vessels branching from the thoracic duct through the one or more stimulation electrodes. | 02-18-2010 |
20100057147 | TREATMENT OF HYPERHYDROSIS - A device for the treatment of hyperhydrosis by application of electric current to a treatment area of the skin is described. The device comprises: a) a garment comprising a first electrode adapted for contacting said treatment area; b) a second electrode adapted for contacting the treatment area or skin proximal to the treatment area; and c) a power delivery unit in electrical communication with said first and second electrodes. The power delivery unit provides a customized dose of electricity to the treatment area. In one embodiment, the garment is a glove. | 03-04-2010 |
20100057148 | Stimulus timer for a closed loop neuromodulator - This document discusses, among other things, a system and method for preventing stimulus delivery to a patient for a predetermined interval after commencing sleep therapy to ensure that the patient is asleep. An indication of abnormal respiration activity can be received from an activity detector of a closed loop neuromodulator at a therapy delay gate. The indication of abnormal respiration activity can be provided to a sleep disorder gate after a predetermined delay interval following commencement of the sleep therapy. A sleep disorder event can be detected if the indication of abnormal respiration activity exceeds a predetermined sleep disorder interval, and a stimulus start signal can be provided to the closed loop neuromodulator in response to the detected sleep disorder event. | 03-04-2010 |
20100063555 | ELECTRICAL CONTACT FOR IMPLANTABLE MEDICAL DEVICE - A one-piece electrical contact ring for use in a lead receptacle of an implantable medical device includes (i) a tubular body defining a cavity extending through the body and (ii) a plurality of resiliently deflectable elements extending from the tubular body into the cavity. The deflectable elements have a lead contacting portion configured to contact the lead when received by the cavity. The lead contacting portions of the deflectable elements in a relaxed state are located in a plane that intersects the tubular body and are configured to deflect along the plane towards the tubular body as the lead is inserted in the contact ring. The contact ring may further include a plurality of stops, each configured to (i) engage a stop portion of the elements when the elements are sufficiently outwardly deflected and (ii) inhibit further outward deflection of the elements when the stops engage the stop portions. | 03-11-2010 |
20100076507 | NONINVASIVE MEDICAL DEVICE AND METHOD OPERABLE IN A LIMITED AMOUNT OF TIME THROUGH A DELIBERATE HUMAN MOTION - A method, system, and apparatus of a medical device powered by deliberate human motion for limited use are disclosed. In one embodiment, a medical device includes a motion module to sense whether a deliberate human motion is convertible to an electric current to power the medical device, a power module to convert the deliberate human motion to a limited use electric current that enables the medical device to operate during a limited cycle of time, and an energy storage module to store the limited use electric current converted from the deliberate human motion. The medical device may include a power sensing module to determine whether a threshold amount of energy has been generated. The medical device may also include a sensor of the motion module to sense whether the deliberate human motion is convertible to the limited use electric current by permitting a physical object to oscillate. | 03-25-2010 |
20100076508 | ELECTRICAL STIMULATION LEADS HAVING RF COMPATIBILITY AND METHODS OF USE AND MANUFACTURE - A neurostimulation lead or lead extension includes a lead body having a proximal end and a distal end. A plurality of first contacts are disposed on the distal end of the lead body. A plurality of second contacts are disposed on a proximal end of the lead body. A plurality of conductors extend along the lead body. Each of the plurality of conductors electrically couples at least one of the first contacts to at least one of the second contacts. At least one of the conductors includes at least one switch disposed along a length of the conductor. The at least one switch is configured and arranged to separate the conductor into a plurality of individual segments when the at least one switch is opened. | 03-25-2010 |
20100094364 | ELECTRICAL STIMULATION LEADS HAVING RF COMPATIBILITY AND METHODS OF USE AND MANUFACTURE - An implantable lead has an inner core, a plurality of coiled conductor guides, and a plurality of conductors. The inner core defines a plurality of lumens. Each coiled conductor guide defines a plurality of helical lumens. Each coiled conductor guide is disposed in a coiled arrangement over a portion of the inner core. Each of the conductors electrically couples at least one electrode to at least one terminal. At least one of the conductors includes a plurality of units. Each unit includes a first conductor segment extending along the inner core from a beginning point to a first position, a coiled conductor segment disposed at least partially in one of the lumens of the coiled conductor guides and extending from the first position to the second position, and a second conductor segment extending along the inner core from the second position to an endpoint. | 04-15-2010 |
20100106204 | SYSTEMS AND METHODS FOR DETECTING A LOSS OF ELECTRICAL CONNECTIVITY BETWEEN COMPONENTS OF IMPLANTABLE MEDICAL LEAD SYSTEMS - A connection monitoring system for an implantable medical lead system includes an implantable lead, a first trial system cable, an external trial system, and a sensor. The lead has a distal end and at least one proximal end. The lead includes a plurality of terminals disposed at each proximal end. The first trial system cable has a distal end and at least one proximal end. The distal end of the first trial system cable is configured and arranged to electrically couple with the lead. The external trial system is configured and arranged to electrically couple with the first trial system cable. The sensor is electrically coupled to the external trial system. The sensor is configured and arranged for detecting a loss of electrical connectivity between the external trial system and the lead when the lead becomes electrically decoupled from the external trial system. | 04-29-2010 |
20100106205 | DEVICES FOR TREATMENT OF VIRAL INFECTIONS - A device for treating viral infections. Embodiments of the device can include a housing, a power supply component disposed inside the housing, an electrical signal source, and a disposable head for connecting with the housing in a detachable manner. The disposable head can comprise an application surface for application to the skin or mucosa of a patient, and at least two embedded electrodes adapted for respectively connecting with the at least two output terminals of the electrical signal source. The device may include at least four embedded electrodes. The electrical signal source generates electrical pulses, and these electrical pulses are applied to the patient through the embedded electrodes of the disposable head. | 04-29-2010 |
20100106206 | METHOD TO DETECT PROPER LEAD CONNECTION IN AN IMPLANTABLE STIMULATION SYSTEM - An implantable pulse generator or external trial stimulator for coupling to a lead with a distal end and a proximal end, the lead comprising at least one terminal disposed at the proximal end. The implantable pulse generator comprises a connector for receiving the proximal end of the lead, the connector having at least one contact, and a sensor configured and arranged for detecting electrical connectivity between the implantable pulse generator or external trial stimulator and the lead, the sensor comprising at least one sensor contact, the sensor contact being configured and arranged for electrically coupling to a terminal of the lead and at least one of the contacts of the connector when the lead is fully inserted in the connector and thereby detecting electrical connectivity between the implantable pulse generator or external trial stimulator and the lead. | 04-29-2010 |
20100114186 | System for altering motional response to music - A system for altering a user's motional response to music is generally described. The system includes a current source and a music source including at least one musical piece. The system also includes an information source including information associated with at least one characteristic of the at least one musical piece. Further, the system includes a sound delivering device configured with a sound producing structure and in communication with the music source. A feedback sensor device is configured to detect motions associated with the user. A control unit is configured to receive signals from the feedback sensor and receive the information, the control unit generating control signals based on the signals and the information. Further, electrical contacts are configured to contact flesh of the user and deliver current from the current source to the vestibular system of the user in response to the control signals. | 05-06-2010 |
20100114187 | System and method for providing feedback control in a vestibular stimulation system - A method is generally described which includes a method for altering a user's motional response to sound. The method includes receiving a sound produced by a sound device capable of producing sound and the sound device in communication with a sound data source. The sound data source includes information associated with at least one set of sounds. The method also includes detecting movement by a feedback sensor device and compared to information from an information source including information associated with at least one characteristic of the at least one set of sounds, and the comparison information being provided to a control program, the control program having a control algorithm configured to generate control data based on the comparison. Further, the method includes receiving current, by a vestibular system, from electrical contacts coupled to a current source, the current delivered being based on the control data and output control signals. Further still, the method includes causing alteration of the created movement in response to the current. | 05-06-2010 |
20100114188 | System and method for providing therapy by altering the motion of a person - A method for providing motor control therapy for a user by altering a user's motional response is generally described. The method includes directing a user to perform a specified motion in accordance with a schedule. The method also includes detecting the user's motions in response to the directions, by a feedback sensor device, the motions associated with the user and providing information from an information source including information associated with a target motion. Further, the method includes generating, by a control program, control data based on the data representative of the detected motions and the information. The control program is configured to receive data representative of the detected motions and to receive the information. The control program has a control algorithm configured to generate control data based on the data representative of the detected motions and the information. Further still, the method includes running the control program by a controller configured to output control signals based on the control data. Yet further still, the method includes delivering current from the current source to a vestibular stimulation device configured to deliver a stimulation current to at least one electrical contact, in response to the control signals. The at least one electrical contact is configured to contact flesh of the user. | 05-06-2010 |
20100114189 | THERAPY MODULE CROSSTALK MITIGATION - A first implantable medical device (IMD) implanted within a patient may communicate with a second IMD implanted within the patient by encoding information in an electrical stimulation signal. The delivery of the electrical stimulation signal may provide therapeutic benefits to the patient. The second IMD may sense the electrical stimulation signal, which may be presented as an artifact in a sensed cardiac signal, and process the sensed signal to retrieve the encoded information. The second IMD may modify its operation based on the received therapy information. Crosstalk between the first and second IMDs may be reduced using various techniques described herein. For example, the first IMD may generate the electrical stimulation signal to include a spread spectrum energy distribution or a predetermined signal signature. The second IMD may effectively remove a least some of the signal artifact in a sensed cardiac signal based on the predetermined signal signature. | 05-06-2010 |
20100125304 | DEVICES AND METHODS FOR OPTIMIZING ELECTRODE PLACEMENT FOR ANTI-INFLAMATORY STIMULATION - Described herein are methods, devices and system for selecting an optimum position of a stimulation electrode, and particularly methods, devices and systems for optimizing the position of a stimulation electrode for stimulating the inflammatory reflex and thereby inhibiting inflammation. The methods, devices and systems described herein may generally include the analysis of one or more artifact modalities arising after the application of a stimulation pulse. One or more of these artifact modalities (e.g., EMG, ECG, etc.) may be detected and used to generate a comparable indicator of the fitness of the position of the electrode relative to a target, such as a portion of the inflammatory reflex like the vagus nerve. | 05-20-2010 |
20100131023 | IMPLANTABLE MEDICAL DEVICES COMPRISING CATHODIC ARC PRODUCED STRUCTURES - Implantable medical devices that include cathodic arc produced structures are provided. Cathodic arc produced structures of the invention may be thick, stress-free metallic structures that have configurations heretofore not available in implantable medical devices. In yet other embodiments, the structures may be crenulated or porous layers. Also provided are methods of producing implantable medical devices as well as systems for practicing the subject methods. | 05-27-2010 |
20100137926 | Technique for Adjusting the Locus of Excitation of Electrically Excitable Tissue - The locus of electrically excitable tissue where action potentials are induced can be controlled using the physiological principle of electrotonus. In one embodiment, first and second pulses are applied to first and second electrodes, respectively, to generate first and second subthreshold potential areas, respectively, within the tissue. The locus within the tissue where action potentials are induced is determined by a superposition of the first and second subthreshold areas according to the physiological principle of electrotonus. In another embodiment, a two-dimensional array of electrodes are formed. The cathode may be positioned near the center of the two-dimensional array or may be left out. The first and second subthreshold areas may thereby be steered. An array of anodal rings may be used to contain the field of excitation. | 06-03-2010 |
20100152794 | Apparatus for providing nerve stimulation and related methods - An apparatus comprises an optically transparent electrode configured to provide transcutaneous electrical nerve stimulation to a user contacting a portion of an exterior surface of said apparatus proximal to said optically transparent electrode. | 06-17-2010 |
20100168805 | Oral Prosthesis System Including an Electrostimulation Device Associated with a Wireless Transmission-Reception Device - An oral prosthesis system comprising an electrical tongue stimulation unit associated with a wireless transceiver device and comprising two microcontrollers, the first microcontroller dedicated to transmit and receive operations, and the second microcontroller dedicated to the control of an electrical stimulation array. | 07-01-2010 |
20100179606 | CAPACITOR FOR FILTERED FEEDTHROUGH WITH ANNULAR MEMBER - A filtered feedthrough assembly includes a capacitor comprising a top portion, a bottom portion, an outer diameter portion and an inner diameter portion. The inner diameter portion defines at least one aperture extending from the top portion to the bottom portion. A conductive annular member is placed onto the top portion around the at least one aperture. A feedthrough pin extends through each of the apertures and is soldered to the inner diameter portion of the capacitor by application of a solder preform upon the conductive pad of conductive material. | 07-15-2010 |
20100185249 | Method and Devices for Adrenal Stimulation - Methods and apparatus for delivering therapy from an implanted neurostimulator to a patient are provided. One feature is an implantable stimulation lead comprising at least one electrode. The implantable stimulation lead can be attached to an implanted neurostimulator. The stimulation lead can be implanted at least partially within or on an adrenal gland. The implantable stimulation lead and neurostimulator can apply electrical current to the adrenal gland to treat a pulmonary condition, such as asthma or COPD. | 07-22-2010 |
20100191299 | Electrical Contact of Biocompatible Material - An electrical contact of biocompatible material for providing an electrical connection between an implantable medical device and an electrical lead component is provided. The contact including a ferrule of biocompatible material having a ridge with a diameter being greater than a body diameter of the ferrule. Conducting wires may be strung within the ferrule positioned at an angle to a longitudinal axis of the ferrule to form a hyperboloid wire cage within the ferrule, the conducting wires comprising a biocompatible material. The wire cage may have an inner diameter that is smaller than the outer lead diameter, such that upon insertion of the electrical lead component into the hyperboloid wire cage, the conducting wires tension around the outer lead diameter of the lead component. A casing member, of biocompatible material, may be arranged to fit securely around a ridge of the ferrule, arranged to enclose the ferrule. | 07-29-2010 |
20100191300 | Electrical Stimulation Treatment of Hypotension - Methods and devices for treating hypotension, such as in cases of shock, including septic shock and anaphylactic shock, wherein the treatment includes providing an electrical impulse to a selected region of the vagus nerve of a patient suffering from hypotension to block and/or modulate nerve signals that regulate blood pressure. | 07-29-2010 |
20100198278 | COMPOSITE ANTIMICROBIAL ACCESSORY INCLUDING A MEMBRANE LAYER AND A POROUS LAYER - An antimicrobial accessory may include a membrane layer defining a major surface comprising a first lateral portion, a second lateral portion, and a third lateral portion. The membrane layer may comprise a first biodegradable polymer. The antimicrobial accessory may further include a first porous layer overlying the first lateral portion and a second porous layer overlying the second lateral portion. The first porous layer comprises a second biodegradable polymer and a first antimicrobial, while the second porous layer comprises a third biodegradable polymer and a second antimicrobial. | 08-05-2010 |
20100204740 | CONNECTOR ASSEMBLY WITH INTERNAL SEALS AND MANUFACTURING METHDO - An implantable medical device connector assembly and method of manufacture include a molded, insulative shell having an inner surface forming a connector bore, a circuit member including a one or more traces extending through the shell; one or more conductive members positioned along the connector bore and electrically coupled to the traces; and sealing members positioned between the conductive members. | 08-12-2010 |
20100211121 | DEVICE FOR NEURONAL THERAPIES - A device for neuronal therapies comprising a high frequency and/or very high frequency generator ( | 08-19-2010 |
20100217339 | Carbon nanotube micro-array relay system for providing nerve sitmulation output and sensation input acrodd proximal and distal ends of damaged spinal cord - The invention described herein is a Carbon Nano-tube Micro-electrode Array Relay System for Providing Nerve Stimulation output and Sensation input between Proximal and Distal ends of a damaged Spinal Cord. This device detects the signals coming from either end of a damaged spinal cord, amplifies them, and then stimulates the axons on the opposing side from which they were received. This device is intended to provide self-contained data relay for the goal of restoring function to a severed spinal cord. It is not intended for data output to an external source for analysis. This device is biocompatible and has a modular power system. | 08-26-2010 |
20100217340 | Implantable Medical Device Connector System - An implantable medical stimulation device is provided including non-weld connections between one or more feed-through conductors and electrical contacts of a connector block for the device. The device can be configured for implantation into a pelvic region of a patient to provide muscle and/or nerve stimulation that is used to control and/or treat a pelvic condition of the patient, such as pelvic pain, urinary incontinence, fecal incontinence, erectile dysfunction or other pelvic conditions. The non-weld connections serve to simplify connectivity by providing an insertable wedge-like member, or a crimping member, adapted to facilitate selective electrical connectivity. | 08-26-2010 |
20100217341 | Functional Ferrule - Described here are intracranial ferrules, systems, and methods for sensing and stimulating neural tissues. The ferrules are generally designed to include a holding area for retaining an implantable device. In some variations, the ferrule itself may perform the sensing and stimulating functions. In other variations, the ferrule may function to sense data from neural tissues and the implantable device may function to stimulate neural tissues. In yet other variations, the ferrule may function to stimulate, and the implantable device may function to sense data from, the neural tissues. The sensing and stimulating functions may be used to detect and/or treat various neurological conditions. | 08-26-2010 |
20100241179 | Techniques for Positioning Therapy Delivery Elements within a Spinal Cord or Brain - Apparatus and techniques to address problems associated with lead migration, patient movement or position, histological changes, neural plasticity or disease progression. Disclosed are techniques for implanting a lead having therapy delivery elements, such as electrodes or drug delivery ports, within a vertebral or cranial bone so as to maintain these elements in a fixed position relative to a desired treatment site. The therapy delivery elements may thereafter be adjusted in situ with a position control mechanism and/or a position controller to improve the desired treatment, such as electrical stimulation and/or drug infusion to a precise target. The therapy delivery elements may be positioned laterally in any direction relative to the targeted treatment site or toward or away from the targeted treatment site. A control system maybe provided for open- or closed-loop feedback control of the position of the therapy delivery elements as well as other aspects of the treatment therapy. | 09-23-2010 |
20100249859 | METHODS FOR AUTONOMIC NEUROMODULATION FOR THE TREATMENT OF SYSTEMIC DISEASE - A method, apparatus, and surgical technique for the modulation of autonomic function, for the purpose of treating any of several conditions and diseases, including obesity, metabolic disorders, endocrine disorders, diabetes, respiratory disease, asthma, inflammatory disease, immunological disease, infection, cancer, cardiac disease, cardiovascular disease, cerebrovascular disease, stroke, vasospasm, vascular disease, psychiatric disease, depression, affective disorders, anxiety disorders, and other conditions. This includes neural and tissue modulators, including implanted devices, used to modulate efferent and afferent autonomic neurons to influence or control autonomic or other neural function, including modulation of sympathetic and parasympathetic nervous system components as well as their combination. | 09-30-2010 |
20100262201 | IMPLANTABLE STIMULATOR WITH INTEGRATED PLASTIC HOUSING/METAL CONTACTS AND MANUFACTURE AND USE - An implantable stimulator system includes a plastic housing, an electronic subassembly and at least one metal contact. The plastic housing defines an interior chamber and an exterior. The electronic subassembly is disposed in the interior chamber of the plastic housing. The at least one metal contact is integrally formed with the plastic housing, coupled to the electronic subassembly, and accessible from the exterior of the housing. The plastic housing and the at least one metal contact form a sealed structure around the electronic subassembly. | 10-14-2010 |
20100268287 | METHODS AND DEVICES FOR INCREASING LEARNING AND EFFECTS OF TRAINING IN HEALTHY INDIVIDUALS AND PATIENTS AFTER BRAIN LESIONS USING DC STIMULATION AND APPARATUSES AND SYSTEMS RELATED THERETO - Featured is a method and device for increasing learning and effects of training. Such methods include locating a pair of electrodes on a head of a person in relation to a specific area of the brain, applying a desired DC current to the electrodes at a level sufficient to stimulate the brain tissue; and controlling the DC current application so the current is applied to the specific brain area at least one of before, during or after such a learning or training event. In this way, application of the DC current to the brain area improves a subject's ability to acquire one of motor skills or knowledge of the learning or training event or the ability to retain the motor skills or knowledge of the learning or training event. The person to which the electrodes are attached can be healthy or a patient after brain lesions. | 10-21-2010 |
20100274301 | Inductive Power Switching with Digital Control for Active Implantable Devices - An Inductive power switching supply with a digital control for active implantable medical devices is disclosed. A switching power supply ( | 10-28-2010 |
20100274302 | POWER SUPPLY MONITORING FOR AN IMPLANTABLE DEVICE - A method and an apparatus for projecting an end of service (EOS) and/or an elective replacement indication (ERI) of a component in an implantable device and for determining an impedance experienced by a lead associated with the implantable device. An active charge depletion of an implantable device is determined. An inactive charge depletion of the implantable device is determined. A time period until an end of service (EOS) and/or elective replacement indication (ERI) of a power supply associated with the IMD based upon the active charge depletion, the inactive charge depletion, and the initial and final (EOS) battery charges, is determined. Furthermore, to determine the impedance described above, a substantially constant current signal is provided through a first terminal and a second terminal of the lead. A voltage across the first and second terminals is measured. An impedance across the first and second terminals is determined based upon the constant current signal and the measured voltage. | 10-28-2010 |
20100280562 | BIOMARKERS FOR MONITORING TREATMENT OF NEUROPSYCHIATRIC DISEASES - Methods for identifying and measuring pharmacodynamic biomarkers of neuropsychiatric disease, and for monitoring a subject's response to treatment. For example, materials and methods for monitoring the effectiveness of vagus nerve stimulation in a subject having a neuropsychiatric disease are provided. | 11-04-2010 |
20100286734 | Treatment of Conditions Through Modulation of the Autonomic Nervous System - Methods are provided for treating a subject for a condition by modulating at least a portion of the subject's autonomic nervous system. In accordance with certain embodiments of the subject methods, at least a portion of a subject's autonomic nervous system is electrically or pharmacologically modulated in a manner that is effective to treat the subject for the condition. The subject methods find use in the treatment of a variety of different conditions, where such conditions include various disease conditions. Also provided are systems and kits for use in practicing the subject methods. | 11-11-2010 |
20100292744 | A METHOD OF PRODUCING A RING ELECTRODE OF AN IMPLANTABLE LEAD - An implantable medical lead for mechanical and electrical connection to an implantable medical device. The lead has a ring electrode in connection with its distal end. This ring electrode a coil adapter made of a first conducted material mechanically and electrically connected, directly or indirectly, by spark plasma sintering to an electrode member made of a second conducting material. | 11-18-2010 |
20100305627 | BATTERY WITH SUTURE HOLE - A medical device that is implantable within a patient includes a generator. The generator has an internal component and a housing assembly that encloses the internal component. Furthermore, the device includes an aperture defined in the housing assembly. The aperture is operable for coupling the generator to the patient. | 12-02-2010 |
20100305628 | ELONGATE BATTERY FOR IMPLANTABLE MEDICAL DEVICE - A battery assembly for a medical device includes an elongate cathode, an elongate anode, an electrolyte, and an elongate housing assembly encapsulating the cathode, the anode, and the electrolyte. The battery assembly also includes a first electrode that is exposed from and electrically insulated from the housing assembly. One of the anode and the cathode is electrically coupled to the first electrode and the other of the anode and the cathode is electrically coupled to the housing assembly. Also, one of the cathode and the anode is enclosed by the other of the cathode and the anode. | 12-02-2010 |
20100305629 | ELONGATE BATTERY FOR IMPLANTABLE MEDICAL DEVICE - A battery assembly for a medical device includes an elongate cathode, an elongate anode, an electrolyte, and an elongate housing assembly encapsulating the cathode, the anode, and the electrolyte. The battery assembly also includes a first electrode exposed from and electrically insulated from the housing assembly. One of the anode and the cathode is electrically coupled to the first electrode, and the other of the anode and the cathode is electrically coupled to the housing assembly. Respective axes of the cathode and the anode are substantially parallel to an axis of the housing assembly, and the cathode and anode each include a flat portion that face each other. | 12-02-2010 |
20100305630 | HOUSING - A first housing | 12-02-2010 |
20100305631 | APPARATUS AND METHOD FOR DETERMINING THE RELATIVE POSITION AND ORIENTATION OF NEUROSTIMULATION LEADS - A method for determining whether the relative position of electrodes used by a neurostimulation system has changed within a patient comprises determining the amplitude of a field potential at each of at least one of the electrodes, determining if a change in each of the determined electric field amplitudes has occurred, and analyzing the change in each of the determined electric field amplitudes to determine whether a change in the relative position of the electrodes has occurred. Another method comprises measuring a first monopolar impedance between a first electrode and a reference electrode, measuring a second monopolar impedance between second electrode and the reference electrode, measuring a bipolar impedance between the first and second electrodes, and estimating an amplitude of a field potential at the second electrode based on the first and second monopolar impedances and the bipolar impedance. | 12-02-2010 |
20100324611 | DEVICES, SYSTEMS AND METHODS FOR PREVENTING AND TREATING SENSATION LOSS - Certain features described herein are directed to treatment devices and treatment methods to treat and/or prevent sensation loss. The devices may take many forms including, but not limited to, a footbath, sock, slipper, sandal, insole and the like. Many different types of current and waveforms may be used to effectuate treatment. | 12-23-2010 |
20110015686 | SEALING OF AN IMPLANTABLE MEDICAL DEVICE - A method of adhering a protective layer applied to a substrate region of an implantable medical device (IMD) to form a covered substrate region. The method includes obtaining the IMD, depositing an intermediate layer on a portion of the substrate region of the IMD such that the intermediate layer binds to the portion of the substrate region to create a modified substrate region, and depositing the protective layer after depositing the intermediate layer onto the intermediate layer and adhering the protective layer to the intermediate layer. In an embodiment of the present invention, this method enhances the sealing characteristics of the protective layer by, for example, reducing the likelihood of delamination of the protective layer from the IMD relative to IMDs prepared by certain other methods. | 01-20-2011 |
20110022100 | MULTI-PORT MODULAR CONNECTOR FOR IMPLANTABLE ELECTRICAL STIMULATION SYSTEMS AND METHODS OF MAKING AND USING - A connector for an electrical stimulation system includes an assembly of individual contact modules arranged along a common axis. Each contact module includes a body having a seat and at least two insertion apertures. An aperture contact is associated with each of the insertion apertures and is configured and arranged to electrically couple to a terminal of an elongated member when the elongated member is inserted into the associated insertion aperture. A seal plate is disposed in each seat of an associated one of the contact modules such that the seal plate is sandwiched between adjacent contact modules. Each seal plate is configured and arranged to electrically isolate the aperture contacts of the associated contact module from the aperture contacts of the other contact modules. | 01-27-2011 |
20110022101 | SYSTEMS AND METHODS FOR ANCHORING LEADS OF ELECTRICAL STIMULATION SYSTEMS IN AND AROUND BONY STRUCTURES - A lead assembly includes a nerve stimulation lead and at least one anchoring unit. The nerve stimulation lead includes electrodes disposed at a distal end that are electrically coupled to terminals disposed at the proximal end by a plurality of conductive wires. The at least one anchoring unit includes at least one elongated member and at least one fastener. The at least one elongated member extends along at least a portion of the nerve stimulation lead with a distal end of the at least one elongated member extending outwards from the nerve stimulation lead in proximity to the distal end of the nerve stimulation lead. The at least one fastener is attached to the distal end of the at least one elongated member and is configured and arranged for anchoring the at least one elongated member against a bony structure or against soft tissue abutting a bony structure. | 01-27-2011 |
20110022102 | CONNECTOR ASSEMBLY FOR USE WITH MEDICAL DEVICES - Connector assemblies for use with implantable medical devices having easy to assemble contacts are disclosed. The connector assemblies are generally formed by coupling a plurality of contact housings, sealing rings and leaf spring contact elements to form a connector having a common bore for receiving a medical lead cable. Contact grooves for positioning the leaf spring contact elements are formed in part by assembling multiple components together. | 01-27-2011 |
20110029027 | MEDICAL DEVICE SURFACE ELECTRODE - Structures and methods relating to electrodes for incorporation into a feedthrough with a profile adapted for subcutaneous sensing of physiologic and cardiac signals. Electrode assemblies are adapted for integration with feedthroughs and provide reliable insulation from the implantable medical device housing. Various structures and manufacturing processes are implemented to provide a large sensing surface with a low profile. The subcutaneous sensing electrode assembly can provide a leadless sensing system and further enhances installation and follow-up procedures. | 02-03-2011 |
20110029028 | MACHINING OF ENCLOSURES FOR IMPLANTABLE MEDICAL DEVICES - Enclosures for implantable medical devices are machined from biocompatible materials using processes such as electric discharge machining and/or milling. Material is machined to create an enclosure. The enclosure may include an enclosure sleeve that has top and bottom caps added where the enclosure sleeve is machined either as a whole or as two separate halves that are subsequently joined together. During construction, circuitry is installed and where the enclosure includes an enclosure sleeve, the open top and bottom may be closed by caps while a connector block module may be mounted to the complete enclosure. The machining process allows materials that are typically difficult to stamp, such as grade 5 and 9 titanium and 811 titanium, that are beneficial to telemetry and recharging features of an implantable medical device to be used while allowing for an enclosure with a relatively detailed geometry and relatively tight tolerances. | 02-03-2011 |
20110054551 | METHOD AND APPARATUS FOR DETERMINING RELATIVE POSITIONING BETWEEN NEUROSTIMULATION LEADS - A method and neurostimulation control system for operating two leads disposed adjacent tissue of a patient are provided. A plurality of cross-lead electrical parameters are measured to generate a measured electrical profile of the electrode leads. A plurality of cross-lead electrical parameters are estimated to generate a first reference electrical profile for the electrode leads in a first known staggered configuration. The first reference electrical profile is spatially shifted to generate a second reference electrical profile for the electrode leads in a second known staggered configuration. The measured electrical profile is compared to the first and second reference electrical profiles, and a longitudinal stagger between the electrode leads is quantified based on the comparison. | 03-03-2011 |
20110066195 | EXTENSIBLE IMPLANTABLE MEDICAL LEAD WITH CO-AXIAL CONDUCTOR COILS - An extensible implantable electrical lead includes a lead body having a proximal end and a distal end. The lead body is formed of a polymeric material that is extensible between a first length and a second length. A plurality of electrical conductors are disposed within the lead body and extend between the proximal end and the distal end. The plurality of electrical conductors are each electrically insulated from each other and form co-axial coils between the proximal end and the distal end. The co-axial coils include an outer coil disposed about an inner coil. The inner coil has a first plurality of electrical conductors that are electrically insulated and separated from each other and have a first coil diameter. The outer coil includes a second plurality of electrical conductors that are electrically insulated and separated from each other and have a second coil diameter. The second coil diameter is greater than the first coil diameter, and the first plurality is a number less than the second plurality. | 03-17-2011 |
20110066196 | EXTENSIBLE IMPLANTABLE MEDICAL LEAD WITH SIGMOIDAL CONDUCTORS - An extensible implantable electrical lead includes a lead body having a proximal region and a distal region. The lead body is formed of a polymeric material that is extensible between a first length and a second length. A first plurality of electrical conductors are disposed within the lead body and extend between the proximal region and the distal region. The first plurality of electrical conductors are each electrically insulated and spaced apart from each other and form a side-by-side co-planar first sigmoidal pattern between the proximal region and the distal region. | 03-17-2011 |
20110066197 | METHODS AND SYSTEMS FOR FACILITATING STIMULATION OF ONE OR MORE STIMULATION SITES - Methods of facilitating stimulation of a stimulation site within a patient include implanting a distal portion of a first stimulating member such that the distal portion of the first stimulating member is in communication with a first stimulation site located within a patient, securing the distal portion of the first stimulating member at a first securing site with a first securing device positioned proximal to the first stimulation site, forming a first loop of at least 360 degrees with a portion of the first stimulating member proximal to the first securing device, securing the first loop with a second securing device at a second securing site having a position that is greater than or equal to substantially 180 degrees but less than or equal to substantially 315 degrees along the first loop from the first securing site, and positioning the second securing device and a stimulator to be coupled to a proximal end of the first stimulating member to maintain a curve in the first stimulating member of at least 45 degrees between the second securing device and the stimulator. | 03-17-2011 |
20110071582 | Optical Detection of Interrupted Fluid Flow to Ablation Probe - An electrosurgical system includes an electrosurgical device adapted to direct energy to tissue and a fluid path leading to the electrosurgical device. The system also includes an optical sensor unit operably associated with the fluid path. The optical sensor unit includes a light-emitting element to generate light output and a light-receiving element to collect light outputted from the light-emitting element. The light-emitting element and the light-receiving element are disposed such that light output from the light-emitting element passes through the fluid path to the light-receiving element. The optical sensor unit is capable of detecting an air bubble in the fluid path passing through the optical sensor unit using a sensed characteristic of light collected at the light-receiving element. | 03-24-2011 |
20110077697 | NEURON SYSTEM WITH BIO-MEDICAL UNITS - An in vivo neuron system includes a plurality of bio-medical units, each of which includes a power harvesting module, an electrical signal detection module, and a communication module. The power harvesting module generates a supply voltage from a wireless signal, where the supply voltage powers the other modules. The electrical signal detection module detects an electrical signal associated with a neuron to produce a detected electrical signal. The communication module communicates a representation of the detected electrical signal. Of the bio-medical units, at least one detects an input electrical signal to the neuron and at least another one detects the electrical signal of an axon of the neuron. | 03-31-2011 |
20110077698 | METHOD AND CIRCUITRY FOR MEASUREMENT OF STIMULATION CURRENT - A method and device for measuring and controlling stimulation current, for example in an implantable device, are disclosed. A series capacitor (C | 03-31-2011 |
20110077699 | MEDICAL LEADS WITH SEGMENTED ELECTRODES AND METHODS OF FABRICATION THEREOF - In one embodiment, a method of fabrication of a stimulation lead comprising a plurality of segmented electrodes for stimulation of tissue of a patient, the method comprises: providing a substrate comprising (i) a substantially cylindrical body and (ii) a plurality of projections extending radially from the cylindrical body; coating the substrate with first conductive material; patterning the first conductive material on the cylindrical body into a plurality of traces, the plurality of traces extending along the cylindrical body and electrically contacting conductive material about the plurality of projections; providing an insulative layer over the traces; coating the insulative layer over the traces with second conductive material; patterning the second conductive material to form at least a plurality of electrode surfaces including a plurality of segmented electrodes, the segmented electrodes being in electrical contact with conductive material on projections of the plurality of projections; and electrically coupling the plurality of traces to conductive wires of a lead body. | 03-31-2011 |
20110082509 | METHOD AND APPARATUS FOR A SMALL POWER SOURCE FOR AN IMPLANTABLE DEVICE - One example includes a battery that includes a stack of at least one substantially planar anode and at least one substantially planar cathode, wherein the stack defines a contoured exterior, and a battery housing enclosing the stack, the battery housing defining a battery housing exterior, wherein the contoured exterior of the stack is shaped to conform to a contoured interior of the battery housing that approximately conforms to the battery housing exterior, the battery produced by the process of modeling, using fluid dynamics, an exterior of a biocompatible housing and shaping the battery housing to conform to at least some of the exterior of the biocompatible housing. | 04-07-2011 |
20110087299 | MEDICAL DEVICE LEAD INCLUDING A FLARED CONDUCTIVE COIL - An implantable medical device lead includes an insulative lead body, an outer conductive coil extending through the lead body, and an inner conductive coil extending coaxially with the outer conductive coil. The outer conductive coil, which is coupled to a proximal electrode at a distal end of the outer conductive coil, has a first outer conductive coil diameter. The inner conductive coil is coupled to a distal electrode at a distal end of the inner conductive coil. The inner conductive coil includes a filar having a filar diameter and a coil pitch that is about one to one and a half times the filar diameter. The inner conductive coil transitions from a first inner conductive coil diameter to a larger second inner conductive coil diameter between the proximal electrode and the distal electrode. | 04-14-2011 |
20110087300 | WEARABLE DEVICE AND SYSTEM FOR A TAMPER FREE ELECTRIC STIMULATION OF A BODY - A wearable device ( | 04-14-2011 |
20110106188 | IMPLANT ASSEMBLY - An implantable device is provided. The device is constructed from an open body containing electronic components, a heat-sensitive component, and a sealing component. The device is formed in a moisture controlled environment, such that the heat-sensitive component is attached to the open enclosure after the enclosure has been heated. The sealing component is subsequently affixed to the open enclosure to form a sealed enclosure. | 05-05-2011 |
20110106189 | IMPLANTABLE MEDICAL DEVICES INCLUDING ELONGATED CONDUCTOR BODIES THAT FACILITATE DEVICE AND LEAD CONFIGURATION VARIANTS - Implantable medical devices include elongated conductor bodies and related features including an attachment to the medical device at one end and a connector that receives a medical lead at the other end. The connector may have various features such as a modular design whereby the connector is constructed from a series of stacked contact modules. Other features of the connector include electrical contacts that are relatively thin conductors or the order of 0.040 inches or less and that may include radial protrusions to establish contact with the electrical connectors of the lead. Furthermore, electrical contacts may be mounted within the connector in a floating manner so that radial movement of the electrical contact may occur during lead insertion. Additional features include a feedthrough where conductors exposed beyond a housing of the implantable medical device make direct electrical connection to conductors present within the elongated body. | 05-05-2011 |
20110112590 | DEEP BRAIN STIMULATION FOR SLEEP AND MOVEMENT DISORDERS - Delivery of electrical stimulation to the substantia nigra and the subthalamic nucleus of a brain of a patient are independently controlled in order to treat sleep and movement disorders. Electrical stimulation of the subthalamic nucleus may be effective in treating symptoms associated with a movement disorder, and electrical stimulation of the substantia nigra may be effective in treating symptoms associated with a sleep disorder. During a sleep state of the patient, a sleep stage of the patient may be determined, and an electrical stimulation device may be controlled based on the determined sleep stage. Electrical stimulation of the substantia nigra and subthalamic nucleus may be delivered at substantially the same time or at different times. | 05-12-2011 |
20110118797 | Multi-Electrode Implantable Stimulator Device with a Single Current Path Decoupling Capacitor - Disclosed herein are circuits and methods for a multi-electrode implantable stimulator device incorporating one decoupling capacitor in the current path established via at least one cathode electrode and at least one anode electrode. In one embodiment, the decoupling capacitor may be hard-wired to a dedicated anode on the device. The cathodes are selectively activatable via stimulation switches. In another embodiment, any of the electrodes on the devices can be selectively activatable as an anode or cathode. In this embodiment, the decoupling capacitor is placed into the current path via selectable anode and cathode stimulation switches. Regardless of the implementation, the techniques allow for the benefits of capacitive decoupling without the need to associate decoupling capacitors with every electrode on the multi-electrode device, which saves space in the body of the device. Although of particular benefit when applied to microstimulators, the disclosed technique can be used with space-saving benefits in any stimulator device. | 05-19-2011 |
20110125203 | Magnetic Stimulation Devices and Methods of Therapy - Devices and systems are disclosed for the non-invasive treatment of medical conditions through delivery of energy to target tissue, comprising a source of electrical power, a magnetically permeable toroidal core, and a coil that is wound around the core. The coil and core are embedded in a continuous electrically conducting medium, which is adapted to have a shape that conforms to the contour of an arbitrarily oriented target body surface of a patient. The conducting medium is applied to that surface by any of several disclosed methods, and the source of power supplies a pulse of electric charge to the coil, such that the coil induces an electric current and/or an electric field within the patient, thereby stimulating tissue and/or one or more nerve fibers within the patient. The invention shapes an elongated electric field of effect that can be oriented parallel to a long nerve. In one embodiment, the device comprises two toroidal cores that lie adjacent to one another. | 05-26-2011 |
20110184479 | LEAD CONNECTOR WITH GLASS INSULATORS - A medical device lead connector includes two or more electrically conducting contact rings spaced apart by electrically insulating glass material. The electrically insulating glass material fixes the two or more electrically conducting contact rings in axial alignment. | 07-28-2011 |
20110184480 | LEAD CONNECTOR WITH GLASS BRAZE - A medical device lead connector includes two or more electrically conducting contact rings spaced apart by electrically insulating ceramic ring. An electrically insulating glass material fixes the two or more electrically conducting contact rings to the insulating ceramic ring in axial alignment. | 07-28-2011 |
20110190833 | HEADER ASSEMBLY FOR IMPLANTABLE MEDICAL DEVICE - This disclosure includes an implantable medical device comprising: a housing; at least one module enclosed within the housing and configured to at least one of generate an electrical stimulation therapy for delivery to a patient or monitor a physiological parameter of the patient; one or more feedthroughs extending through the housing; a header assembly including one or more electrical connectors electrically coupled to the module via the feedthroughs; and a preformed gasket compressed between the housing and the header assembly forming a seal to electrically isolate the feedthroughs from an external environment. | 08-04-2011 |
20110202097 | SYSTEM AND METHOD FOR ELECTRICALLY PROBING AND PROVIDING MEDICAL ELECTRICAL STIMULATION - A system for providing medical electrical stimulation including a lead assembly and a cannula. The lead assembly includes a lead body and a needle tip. The lead body has a distal section and a proximal section. The needle tip is formed of an electrically conductive material and is connected to the distal section of the lead body. The lead body is slidably disposed within a cannula lumen, with a distal end of the cannula being selectively connected to an abutment surface of the needle tip such that the needle tip extends distal the cannula to define a needle probe. With this construction, the lead assembly can be delivered to a desired implantation site via manipulation of the cannula and/or energization of the needle tip, and the cannula can be removed from the lead body without requiring movement of the needle tip. | 08-18-2011 |
20110224743 | Smart Multiple Hand-Piece Micro-Current Facial Toner - A body-less facial therapy device teaches smart hand-pieces which are directly connected one to the other. The hand-pieces have thereon multiple electrodes which do not move relative to one another. | 09-15-2011 |
20110224744 | ELECTRODE CONTACT CONFIGURATIONS FOR CUFF LEADS - A stimulation system is disclosed that may include a stimulator unit coupled to electrode contacts on a cuff. In one embodiment, the cuff may be placed at least partially around a nerve. The stimulation system may include at least two electrode contacts disposed on the cuff such that a distance between the at least two electrode contacts various along a length of the electrode contacts. In another embodiment, a plurality of electrode contacts are disposed on the cuff such that distances between at least one electrode contact within the plurality of electrode contacts and each electrode contact immediately adjacent to the at least one electrode contact are different. The stimulator unit may also be implantable. | 09-15-2011 |
20110245886 | Medical Cable Connector for a Medical Lead Providing an Electrical Receptacle That is Movable Relative to an Outer Body - A medical cable connector of a medical cable receives a medical lead while an electrical receptacle within the medical cable connector is placed into a distal position relative to an outer body of the medical cable connector. The electrical receptacle is retracted to a proximal position once insertion of the medical lead into the medical cable connector is completed. The electrical receptacle may be mounted to an inner body which moves relative to the outer body. A biasing member may be present to bias the inner body to a particular position. A slider may be present to provide a clinician with a surface to touch when applying force to position the electrical receptacle in the distal position for insertion of the medical lead. Various other features may be present to facilitate insertion of the medical lead and/or to maintain the position of the electrical receptacle relative to the outer body. | 10-06-2011 |
20110245887 | Medical Leads and Related Systems that Include Coiled Filars with Longitudinally Straight Ends - Medical leads included coiled filars that have longitudinally straight ends. The coiled filars may be coiled at a constant pitch until reaching the point where the filars become longitudinally straight. The coiled filars may reside within a central lumen of the lead body, while the longitudinally straight portions may reside in a region where electrical connectors are present and where filar passageways provide a pathway for the filars to exit the central lumen and bond with the electrical connectors. The coiled filars may be created with longitudinally straight ends using a body that includes longitudinally straight holes that receive the filars and maintain the longitudinally straight configuration while the remaining portion of the filars is being coiled. | 10-06-2011 |
20110251652 | NEURAL PROSTHETICS USING A CHEMICAL HARVESTING AND STIMULATION DEVICE - A neural prosthetic device is provided that includes one or more ion-selective membranes enabling electrically-controlled local modulation of ion concentrations around a nerve so as to achieve different excitability states of the nerve for electrical stimulation or inhibition of nerve signal propagation. | 10-13-2011 |
20110251653 | IMPLANTABLE ELECTRODES CONTAINING POLYOXOMETALATE ANIONS AND METHODS OF MANUFACTURE AND USE - An implantable device includes at least one electrode comprising a conductive base and polyoxometalate anions disposed on or within the conductive base; and at least one conductor attached to the at least one electrode for conducting electrical energy to the at least one electrode. | 10-13-2011 |
20110270329 | METHOD AND APPARATUS TO ENHANCE THERAPY DURING STIMULATION OF VAGUS NERVE - A method and apparatus stimulating a vagus nerve of a patient. The apparatus includes a pulse generator having an adjustable pulse output parameter and adapted to be electrically coupled to the vagus nerve. The pulse generator generates pulses for a burst period that is followed by a rest period. The apparatus also includes a respiration sensor coupled to the pulse generator. The respiration sensor detects the inspiration and the expiration phases of the respiration. The pulse generator generates stimulation pulses during both the detected inspiration and expiration phases. The pulses are delivered with the output parameter adjusted to provide greater stimulation strength during the inspiration phase than during the expiration phase. | 11-03-2011 |
20110270330 | DIFFUSION BONDED LEAD CONNECTOR - A medical device lead connector includes electrically conducting contact rings spaced apart by an electrically insulating ring and in axial alignment. The electrically conducting contact ring and the insulating ring having an interface bond on an atomic level. | 11-03-2011 |
20110276101 | Device and means to obstruct propagation of electromagnetic radiation in implanted body electrodes - A device to improve the safety of neuronal, heart, muscle and organ electrical stimulation devices during MRI scanning. The device consists of means to open and/or closing the circuit to the electrical stimulation device and to the battery pack, while, concomitantly, closing and/or opening another circuit to a dedicated path that dissipates the stored energy induced by the radiofrequency used in imaging MRI. | 11-10-2011 |
20110288601 | ELECTRICAL NERVE STIMULATION DEVICE - The electrical nerve stimulation unit in accordance with the present invention generally includes a housing, an input panel, a display panel, a controller, a first channel output, a second channel output, and a power system. While the device is generally described in terms of use as a TENS unit, it must be noted that other nerve stimulation applications for the device are envisioned as well. The myriad of intelligent and proactive programmable software functions and features of the present invention are executed on the controller's microprocessor. For instance, open lead monitoring, soft recovery implementation, compliance monitoring, and enhanced power management are all controlled and monitored through the interfacing of the processor with the various devices and hardware on the unit's hardware platform. | 11-24-2011 |
20110295330 | ANCHORING UNITS FOR LEADS OF IMPLANTABLE ELECTRIC STIMULATION SYSTEMS AND METHODS OF MAKING AND USING - A nerve stimulation lead has a distal end, a proximal end, and a longitudinal length. The nerve stimulation lead includes a plurality of electrodes disposed at the distal end, a plurality of terminals disposed at the proximal end, and a plurality of conductive wires electrically coupling the plurality of electrodes electrically to the plurality of terminals. The nerve stimulation lead also includes at least one anchoring unit disposed on the nerve stimulation lead. The at least one anchoring unit is configured and arranged for anchoring the nerve stimulation lead against a bony structure. | 12-01-2011 |
20110319947 | Portable Low-Frequency Electrotherapy Apparatus - The present invention relates to a portable low-frequency electrotherapy apparatus comprising a main body which comprises a universal serial bus (USB) port, a charging part to receive a charging voltage from the power pin of the USB port and a low-frequency signal generator electrically connected to a data pin of the USB port to supply a low-frequency signal through the data pin of the USB port; a low-frequency signal cable which comprises a low-frequency electrode connector at one end of the low-frequency signal cable electrically connected to the data pin of the USB port and an electrode pad at the other end to transmit a low-frequency signal to a human body; and a power cable which comprises a power supply connector at one end of the power cable electrically connected to the power pin of the USB port. | 12-29-2011 |
20120010671 | NOTCHED ELECTRODE FOR ELECTROSTIMULATION LEAD - According to one embodiment, an electrode for use in electrostimulation is provided, where the electrode comprises a notch that operates to substantially eliminate gaseous material from being trapped about the electrode during a molding process of an electrostimulation lead. | 01-12-2012 |
20120016429 | Implantable Connector Systems Having Magnetic Portions Thereon and Related Methods - A connecting system includes an implantable base unit having an implantable housing with an externally accessible magnetic portion and an implantable unit connecting member. The implantable base unit is configured to be at least partially implanted in a subject such that the externally accessible magnetic portion is accessible from an external region of the subject. An interface unit is releasably coupled to the implantable base unit. The interface unit has an interface housing with an interface magnetic portion and an interface unit connecting member. The interface magnetic portion is configured to engage the externally accessible magnetic portion of the implantable base unit to mechanically couple the implantable unit connecting member and the interface unit connecting member. | 01-19-2012 |
20120029582 | ELECTRODE DEVICES WITH RESISTIVE ELEMENTS - Apparatus is provided for applying current to a nerve. A cathode is adapted to be placed in a vicinity of a cathodic longitudinal site of the nerve and to apply a cathodic current to the nerve. A primary inhibiting anode is adapted to be placed in a vicinity of a primary anodal longitudinal site of the nerve and to apply a primary anodal current to the nerve. A secondary inhibiting anode is adapted to be placed in a vicinity of a secondary anodal longitudinal site of the nerve and to apply a secondary anodal current to the nerve, the secondary anodal longitudinal site being closer to the primary anodal longitudinal site than to the cathodic longitudinal site. | 02-02-2012 |
20120035674 | SYSTEM FOR ANALYZING AND TREATING ABNORMALITY OF HUMAN AND ANIMAL TISSUES - A patient treatment unit for analyzing and treating abnormality of human or animal tissues, includes a display; a pulse generator circuit that outputs a sequence of electrical pulses at a pulse frequency, the electrical pulses having a pulse width, the pulse generator controlling the pulse frequency and the pulse width of the electrical pulses; a pair of probes for contacting a body of a patient and electrically coupled to the pulse generator; and a voltage and current sensing circuit that senses a voltage or a current via the probes when contacting the body of the patient. | 02-09-2012 |
20120041497 | LEAD CONNECTOR FOR AN IMPLANTABLE ELECTRIC STIMULATION SYSTEM AND METHODS OF MAKING AND USING - A lead-connection system includes a lead and a connector. The lead includes a distal end, a proximal end, a plurality of electrodes disposed at the distal end, a plurality of terminals disposed at the proximal end, and a plurality of conductor wires electrically coupling each of the plurality of electrodes to a different one of the plurality of terminals. The connector defines a port for receiving the proximal end of the lead and a plurality of connector contacts. The number of connector contacts is greater than the number of terminals disposed on the proximal end of the lead. When the connector receives the proximal end of the lead, each of the terminals disposed on the proximal end of the lead makes electrical contact with at least one of the connector contacts of the connector and no two terminals make electrical contact with a same one of the connector contacts. | 02-16-2012 |
20120071936 | SYSTEMS AND METHODS FOR MAKING AND USING PADDLE LEADS WITH ADJUSTABLE SPACING BETWEEN ADJACENT ELECTRODES - A paddle lead assembly for providing electrical stimulation of patient tissue includes a paddle body having a proximal end, a distal end, and a longitudinal axis. A plurality of spaced-apart electrodes are disposed on the paddle body. The plurality of spaced-apart electrodes include a first electrode and a second electrode. At least one adjustable region is configured and arranged to adjust a center-to-center distance between the first electrode and the second electrode. At least one lead body is coupled to the paddle body. A plurality of terminals are disposed on the at least one lead body. A plurality of conductive wires couple each of the electrodes to at least one of the plurality of terminals. | 03-22-2012 |
20120071937 | SYSTEMS AND METHODS FOR MAKING AND USING CONNECTORS FOR ELECTRICAL STIMULATION SYSTEMS - A connector for an implantable medical device includes an elongated connector housing having a first end, a second end, a length, and an outer surface. The connector housing defines a port at the second end of the connector housing that extends along the length toward the first end. The port is configured and arranged for receiving a proximal end of lead or lead extension. Connector contacts disposed in the connector housing are configured and arranged for coupling to terminals disposed on the lead or lead extension when the lead or lead extension is received by the port. At least one window is defined along the outer surface of the connector housing. The at least one window is configured and arranged for viewing at least a portion of the lead or lead extension when the lead or lead extension is received by the port. | 03-22-2012 |
20120095519 | Monitoring Electrode Voltages in an Implantable Medical Device System Having Daisy-Chained Electrode-Driver Integrated Circuits - Electrode voltage monitoring circuitry for an implantable neurostimulator system having a plurality of electrode-driver integrated circuits (ICs) in provided. Electrodes from either or both ICs can be chosen to provide stimulation, and one of the IC acts as the master while the other acts as the slave. Electrodes voltages on the slave IC are routed to the master IC, and thus the master IC can monitor both electrode voltages on the slave as well as electrode voltages on the master. Such voltages can be monitored for a variety of purposes, and in particular use of such voltage is disclosed for determining the resistance between electrodes and to set a compliance voltage for stimulation. | 04-19-2012 |
20120101537 | SYSTEM AND METHOD FOR INTRODUCING TISSUE STIMULATION LEAD INTO PATIENT USING REAL-TIME COUPLING EFFICIENCY MEASUREMENTS - A system and method for locating an implantable tissue stimulation lead within a patient. A measurement indicative of a coupling efficiency between the tissue stimulation lead and tissue at a location is taken. The location of the tissue stimulation lead relative to the tissue is tracked. Coupling efficiency information based on the measurement from the monitoring device is generated, tracking information based on the tissue stimulation lead location is generated, and the coupling efficiency information and tracking information is concurrently conveyed to the user. | 04-26-2012 |
20120109230 | Neurostimulation system and method for graphically displaying electrode stimulation values - An external control device for use with a neurostimulation system having a neurostimulation lead carrying a plurality of electrodes capable of conveying an electrical stimulation field into tissue in which the electrodes are implanted. The external control device comprises a user interface including one or more control elements and a display screen, and a processor configured for individually assigning stimulation amplitude values for selected ones of the electrodes in response to actuations of the one or more control elements and for displaying on the display screen representations of the electrodes and a plurality of first non-alphanumeric indicators of the stimulation amplitude values in graphical association with the respective representations of the selected electrodes. | 05-03-2012 |
20120116470 | LEAD CONNECTOR WITH GLASS INSULATORS - A medical device lead connector includes two or more electrically conducting contact rings spaced apart by electrically insulating glass material. The electrically insulating glass material fixes the two or more electrically conducting contact rings in axial alignment. | 05-10-2012 |
20120130437 | VARYING LEAD CONFIGURATION IMPLANTABLE MEDICAL DEVICE - An implantable electrical medical device includes (i) electronics configured to generate or receive an electrical signal and containing a plurality of channels through which the electrical signal may be transmitted; (ii) a first lead receptacle having a first defined number of internal contacts, wherein each of the internal contacts are independently operably coupled to a discrete channel of the electronics; and (iii) a second lead receptacle having a second defined number of internal contacts, wherein the second defined number is less than the first defined number, and wherein each of the internal contacts of the second receptacle are independently operably coupled to a discrete channel of the electronics. At least one of the internal contacts of the first lead receptacle and at least one of the internal contacts of the second lead receptacle are operably coupled to the same channel of the electronics. | 05-24-2012 |
20120130438 | IMPLANTABLE MEDICAL DEVICE WITH SWAPPABLE HEADERS - An implantable electrical medical device system includes a device body portion having a plurality of contacts operably coupled to discrete channels of electronics. One or more swappable headers may be attached to the device body portion by an end user, such as an implanting physician, to operably couple internal lead receptacle contacts in the header to the contacts of the device body portion. The swappable headers may have lead receptacles configured to receive differing types or combinations of leads, allowing an end user to select one or more appropriate headers as desired. | 05-24-2012 |
20120130439 | System and Method for Monitoring Power Source Longevity of an Implantable Medical Device - Power source longevity monitor for an implantable medical device. An energy counter counts the amount of energy used by the implantable medical device. An energy converter converts the energy used into an estimate of remaining power source longevity and generating an energy longevity estimate. A voltage monitor monitors the voltage of the power source. A voltage converter converts the voltage monitored by the voltage monitor into an estimate of remaining longevity of the power source and generating a voltage longevity estimate. A calculator is operatively coupled to the energy converter and to the voltage converter and predicts the power source longevity using the energy longevity estimate early in the useful life of the power source and using the voltage longevity estimate later in the useful life of the power source. | 05-24-2012 |
20120136403 | MEDICALLY PERPETUAL PERSISTENCE OF ESSENTIAL HUMAN LIFE - This Patent Application presents a biomedical mechanism of feasibly effecting tangible human immortality. The applicant believes that this technique is the only feasible and meaningful means of effecting perpetual persistence of human life. It forgoes all modern day approaches in the world up to now that target medical mechanisms to extend the life span of the body, and instead adopts a fundamentally novel innovation by way of enabling the biomedical transfer of the cognition that essentially constitutes a human to a different body prior to the death of the original body, whereby the transfer is NOT a copy of (and hence what would otherwise NOT be) the essential original human but IS the essential original human itself. | 05-31-2012 |
20120143270 | METHODS AND DEVICES FOR TREATING TISSUE - The invention provides a system and method for achieving the cosmetically beneficial effects of shrinking collagen tissue in the dermis or other areas of tissue in an effective, non-invasive manner using an array of electrodes. Systems described herein allow for improved treatment of tissue. Additional variations of the system include array of electrodes configured to minimize the energy required to produce the desired effect. | 06-07-2012 |
20120143271 | METHOD AND APPARATUS FOR A SMALL POWER SOURCE FOR AN IMPLANTABLE DEVICE - One example includes a battery that includes a stack of at least one substantially planar anode and at least one substantially planar cathode, wherein the stack defines a contoured exterior, and a battery housing enclosing the stack, the battery housing defining a battery housing exterior, wherein the contoured exterior of the stack is shaped to conform to a contoured interior of the battery housing that approximately conforms to the battery housing exterior, the battery produced by the process of modeling, using fluid dynamics, an exterior of a biocompatible housing and shaping the battery housing to conform to at least some of the exterior of the biocompatible housing. | 06-07-2012 |
20120158072 | SYSTEMS AND METHODS FOR MAKING AND USING LEADS FOR ELECTRICAL STIMULATION SYSTEMS WITH IMPROVED RF COMPATIBILITY - An implantable electrical stimulation lead includes a plurality of conductors disposed in a lead body, the plurality of conductors each electrically coupling at least one electrode to at least one terminal. The plurality of conductors includes a first conductor and a second conductor. The first conductor includes a plurality of alternating first and second coiled regions. The first coiled regions have tighter pitches than the second coiled regions. The second conductor includes a plurality of alternating third and fourth coiled regions. The third coiled regions have tighter pitches than the fourth coiled regions. The plurality of conductors are arranged into repeating adjacent winding geometries disposed along a longitudinal length of the lead body. The repeating adjacent winding geometries each include one of the plurality of first coiled regions and one of the plurality of third coiled regions axially disposed adjacent to one another. | 06-21-2012 |
20120191145 | SEPTUM FOR COVERING A FASTENER ASSEMBLY ON A CONNECTOR OF AN IMPLANTABLE ELECTRIC STIMULATION SYSTEM AND METHODS OF MAKING AND USING - A connector for an electrostimulation lead includes a connector housing defining a fastener aperture, a septum disposed over the fastener aperture, and a fastener for mating with the fastener aperture to secure a received lead to the connector housing so that at least one terminal disposed on the received lead electrically couples with at least one conductor contact disposed in the connector housing. The septum includes a septum flap and an attachment cuff. The septum flap is configured and arranged for extending over the fastener aperture and for receiving a tool for folding the septum flap open to expose the fastener aperture. The attachment cuff is configured and arranged for coupling the septum flap to the connector housing. The fastener is configured and arranged to be disposed in the fastener aperture and to be tightened against the lead to hold the lead within the connector housing. | 07-26-2012 |
20120191146 | CALIBRATION OF CURRENT SOURCES AND SINKS IN A STIMULATING MEDICAL DEVICE - A stimulating medical device, comprising a plurality of electrodes, and a current source and a current sink connected to each one of the electrodes. The medical device also comprises a calibration arrangement configured to compare the current provided by a selected one of the current sources to the current sunk by a selected one of the current sinks, and configured to adjust an operational parameter of at least one of the source and sink based on said comparison such that the current provided by the selected current source is substantially the same as the current sunk by the current sink. | 07-26-2012 |
20120197322 | RECHARGE COUPLING EFFICIENCY FOR PATIENT POSTURE STATE - In general, the disclosure relates to implantable medical devices including rechargeable power sources. In one example, the disclosure relates to a device including a rechargeable power source, a recharge module configured to recharge the rechargeable power source via inductive energy transfer, a posture state sensor configured to generate posture sensor data; and a processor. The processor may be configured to determine recharge coupling efficiency during a recharge session, receive posture sensor data generated by the posture sensor during the recharge session, and associate the recharge coupling efficiency determined during the recharge session with the posture sensor data. | 08-02-2012 |
20120203292 | CONNECTOR ENCLOSURE ASSEMBLIES OF MEDICAL DEVICES INCLUDING AN ANGLED LEAD PASSAGEWAY - Connector enclosure assemblies for medical devices provide an angled lead passageway. The lead passageway which is defined by electrical connectors and intervening seals within the connector enclosure assembly establishes the angle relative to a base plane of the connector enclosure assembly. Various other aspects may be included in conjunction with the angled lead passageway, including an angled housing of the connector enclosure assembly, feedthrough pins that extend to the electrical connectors where the feedthrough pins may include angled sections, and a set screw passageway set at an angle relative to the lead passageway to provide fixation of a lead within the lead passageway. | 08-09-2012 |
20120203293 | Locating a Neural Prosthesis using Impedance and Electrode Height - The invention is a method of identifying a preferred location for an electrode array to the neural characteristics of an individual subject. The response to electrical neural stimulation varies from subject to subject and array location to array location. Measure of impedance may be used to predict the electrode height from the neural tissue and, thereby, predict the preferred location. Alternatively, electrode height may be measured directly to predict the preferred location. | 08-09-2012 |
20120221064 | PROTECTIVE BARRIERS FOR MEDICAL DEVICES - Exemplary protective barriers may be provided that house at least a portion of a medical device to prevent contamination of the medical device when it is used for treatment or testing. The protective barriers are removable from the medical device after use so that disinfection of the medical device is not required. | 08-30-2012 |
20120221065 | LEAD CONDITION ASSESSMENT FOR AN IMPLANTABLE MEDICAL DEVICE - A method, system, and apparatus for performing a lead condition assessment and/or a lead orientation determination associated with an implantable medical device (IMD). A first impedance is determined. The first impedance relates to the impedance relative to a first electrode and a portion of the IMD. A second impedance is determined. The second impedance relates to the impedance relative to a second electrode and the portion of the IMD. The first impedance is compared with the second impedance to determine an impedance difference. A determination is made whether the impedance difference is outside a predetermined tolerance range. Furthermore, artifact measured during impedance measurements or test pulses may be compared to assess lead orientation. An indication of a lead condition error is provided in response to determining that the impedance difference is outside the predetermined tolerance range. | 08-30-2012 |
20120232603 | LOW INSERTION FORCE ELECTRICAL CONNECTOR FOR IMPLANTABLE MEDICAL DEVICES - A low-insertion force electrical connector for implantable medical devices. The electrical contact includes a housing with a pair of opposing sidewalls each with center openings oriented generally concentrically around a center axis. The housing also includes a recess with a recess diameter. An inner coil is located in the recess with a coil axis generally co-linear with the center axis of the center openings. The inner coil includes an outer diameter less than the recess diameter, and an inner diameter greater than a center opening diameter. An outer coil is threaded onto the inner coil to form a generally toroidal-shape. The outer coil has an outer diameter less than the recess diameter, and an inner diameter less than the center opening diameter. The outer coil is radially expanded within the recess in response to engagement with contact rings on the implantable medical device, such that the outer diameter of the outer coil is at least equal to the recess diameter. | 09-13-2012 |
20120253415 | SOUND CONTROL BODY SHAPING APPARATUS - A sound control body shaping apparatus includes a sound signal control conversion device, an audio device and an electrode transmission device. The sound signal input of the audio device is selected through a signal switch unit of the sound signal control conversion device. The frequency and signal volume of the input signal are converted into electrical energy for operation through a micro-computer frequency and signal detection unit. The operation result is transmitted to a voltage control circuit and a frequency control circuit of a signal control circuit unit so as to control the electrical energy and the frequency outputted to the electrode transmission device. The output electrical quantity and frequency of the electrical energy can be changed along with music and surrounding sound. The present invention has a better use function and provides various uses. | 10-04-2012 |
20120259376 | Charge Storage System - An apparatus includes a charge storage device. The charge storage device includes a first plate, a second plate, and a dielectric. The dielectric separates the first and the second plate. The first plate is configured to hold a first charge, and the second plate is configured to hold a second, opposite, charge. The charge storage device is housed in a product receptacle that is configured to charge the first plate and the second plate such that the charge storage device is able to generate an electrical current. | 10-11-2012 |
20120265261 | Neurocranial Electrostimulation Models, Systems, Devices, and Methods - Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for developing transcranial electrical stimulation protocols are disclosed. In one aspect, a method includes forming a first array of electrodes and optimizing a plurality of electrode parameters within the first array of electrodes to achieve a desired physiological response; identifying one or more electrodes within the optimized first array that have relatively low current compared to the remaining electrodes in the first array; removing the identified low current electrodes from the first array to form a second array of electrodes, wherein the number of electrodes in the second array is less than the number of electrodes in the first array and optimizing a plurality of electrode parameters with the second array of electrodes to achieve a desired physiological response. | 10-18-2012 |
20120277813 | Pacing and Stimulation Apparatus and Methods - System, device and method of variable pacing and stimulation are provided. In one example device, one or more lead integrated circuits may programmably control one or more variability parameters. One or more electrodes may provide electrical stimulation. Each electrode may be individually addressable by at least one of the lead integrated circuits and controlled by at least one variability parameter. Electrodes may be intentionally shorted together during time intervals that fall between times of stimulus, so as to dissipate potentials that might otherwise persist and cause electrode degradation. | 11-01-2012 |
20120277814 | METHOD AND SYSTEM FOR MODULATING EATING BEHAVIOR BY MEANS OF NEURO-ELECTRICAL CODED SIGNALS - Method and systems modulating eating behavior comprising (i) generating at least one confounding neuro-electrical signal that is adapted to modulate the sense of taste in the body, (ii) generating at least one confounding neuro-electrical signal that is adapted to modulate the sense of smell in the body, and (ii) transmitting at least one of the confounding neuro-electrical signals to a subject to modulate the subject's sense of taste or smell. In a preferred embodiment, both confounding neuro-electrical signals are transmitted to the subject to modulate the subject's sense of taste and smell. | 11-01-2012 |
20120290021 | BATTERY FEEDTHROUGH FOR AN IMPLANTABLE MEDICAL DEVICE - A battery feedthrough comprises a ferrule having a passage extending from a first side to a second side, a pin extending through the passage, an insulation sleeve disposed between the pin and the ferrule within the passage, there being a first junction between the pin and the insulation sleeve and a second junction between the insulation sleeve and the ferrule, and a coating comprising a polymer disposed over the pin on the first side of the ferrule, wherein the coating is formed by forming a preform comprising the polymer, placing the preform around at least a first portion of the pin on the first side of the ferrule, and melting the preform so that the polymer substantially covers a second portion of the pin, the first junction, a portion of the insulation sleeve, the second junction, and a portion of the ferrule on the first side of the ferrule. | 11-15-2012 |
20120290022 | Implantable Medical Device Having an MRI Safe Rechargeable Battery - Disclosed are improved rechargeable battery designs for an implantable medical device. The improved rechargeable battery is designed to reduce eddy currents in the conductive anode and/or cathode plates within the battery housing, thereby reducing excessive heat and vibrations caused when the battery is placed in a high magnetic field, such as within a MRI machine. Discontinuities may be cut in the anode and/or cathode plates to increase their resistance to eddy currents, while not significantly affecting the internal resistance between these plates. | 11-15-2012 |
20120316610 | SYSTEMS AND METHODS FOR CUSTOMIZING STIMULATION USING IMPLANTABLE ELECTRICAL STIMULATION SYSTEMS - An implantable paddle lead includes at least one lead body with a proximal end and a distal end. Terminals are disposed at the proximal end of the lead body. A paddle body is coupled to the distal end of the lead body. The paddle body has a length, a width, a first surface, and an opposing second surface. Electrodes are disposed on the first surface of the paddle body. At least one region of the paddle body has a higher pliability than remaining portions of the paddle body. The at least one region of higher pliability extends along the second surface of the paddle body. The paddle body is configured and arranged to preferentially bend along the at least one region of higher pliability. Conductors are disposed along the paddle lead. Each conductor electrically couples at least one of the electrodes to at least one of the terminals. | 12-13-2012 |
20130006315 | Architectures for Sharing of Current Sources in an Implantable Medical Device - A group select matrix is added to an implantable stimulator device to allow current sources to be dedicated to particular groups of electrodes at a given time. The group select matrix can time multiplex the current sources to the different groups of electrodes to allow therapy pulses to be delivered at the various groups of electrodes in an interleaved fashion. Each of the groups of electrodes may be confined to a particular electrode array implantable at a particular non-overlapping location in a patient's body. A switch matrix can be used in conjunction with the group select matrix to provide further flexibility to couple the current sources to any of the electrodes. | 01-03-2013 |
20130006316 | SYSTEMS AND METHODS FOR ELECTRICALLY DISCONNECTING COMPONENTS OF IMPLANTABLE ELECTRICAL SYSTEMS - An implantable electrical stimulation system includes a control module electrically coupleable to a lead. The control module includes a housing, an electronic subassembly disposed in the housing, and a connector assembly for receiving the lead. The connector assembly includes a port for receiving a proximal end of the lead. Connector contacts are disposed in the connector assembly housing and electrically couple to the electronic subassembly. The connector contacts align with terminals disposed on the lead to form an electrical connection between the connector contacts and the terminals when the proximal end of the lead is disposed in the port of the connector assembly. A disconnecting feature includes a switch for electrically disabling, or at least significantly reducing, the electrical connection between the connector contacts and the electronic subassembly when the switch is opened. | 01-03-2013 |
20130023943 | Battery Management for an Implantable Medical Device - Battery management circuitry for an implantable medical device such as an implantable neurostimulator is described. The circuitry has a T-shape with respect to the battery terminal, with charging circuitry coupled between rectifier circuitry and the battery terminal on one side of the T, and load isolation circuitry coupled between the load and the battery terminal on the other side. The load isolation circuitry can comprise two switches wired in parallel. An undervoltage fault condition opens both switches to isolate the battery terminal from the load to prevent further dissipation of the battery. Other fault conditions will open only one the switches leaving the other closed to allow for reduced power to the load to continue implant operations albeit at safer low-power levels. The battery management circuitry can be fixed in a particular location on an integrated circuit which also includes for example the stimulation circuitry for the electrodes. | 01-24-2013 |
20130035730 | IMPLANTABLE PULSE GENERATOR - In one embodiment, there is disclosed a lead locking mechanism for use in a header component of an implantable pulse generator. In certain embodiments, the lead locking mechanism comprises a first locking member positioned to engage a surface of at least two leads; a second locking member positioned to also engage a surface of at least two leads, and a coupling member coupling the first locking member to the second locking member. | 02-07-2013 |
20130035731 | FIELD CONTROLLING ELECTRODE - A therapeutic device for application to a user's body in order to effect transcutaneous nerve and/or muscle stimulation, includes a conductive flexible member having a top side and a bottom side, a first electrode disposed in the member and connectable with external electrical apparatus for establishing a current distribution through the member and into the user's body, a second electrode disposed in the member and connectable with external electrical apparatus for establishing an electric field within the member in order control the current distribution through the member and into the user's body; and a conductive adhesive disposed on the conductive member bottom side for adhering the device to a the user's body. | 02-07-2013 |
20130035732 | ELECTRICAL LEADS FOR A FEEDTHROUGH - A lead frame for attaching leads to a hermetic feedthrough includes a cross-member and a plurality of leads. Each of the leads has an elongate body extending from the cross-member in a direction substantially parallel with one another, and each lead includes at least one of a notch on an end thereof opposite to the cross-member or a hole proximate to the end. | 02-07-2013 |
20130035733 | INTERCONNECTION OF CONDUCTOR TO FEEDTHROUGH - A method of interconnecting a conductor and a hermetic feedthrough of an implantable medical device includes welding a lead to a pad on a feedthrough. The feedthrough includes a ceramic insulator and a via hermetically bonded to the insulator. The via includes platinum. The pad is bonded to the insulator and electrically connected to the via, includes platinum, and has a thickness of at least 50 μm. The lead includes at least one of niobium, platinum, titanium, tantalum, palladium, gold, nickel, tungsten, and oxides and alloys thereof | 02-07-2013 |
20130066388 | ELECTRO STIMULATION TREATMENT APPARATUS AND METHOD - An electro stimulation system for providing signals to a subject including:
| 03-14-2013 |
20130072995 | CATHETER SYSTEM FOR ACUTE NEUROMODULATION - A neuromodulation system includes a first therapy element adapted for positioning within a superior vena cava, and a second therapy element adapted for positioning within a pulmonary artery. Each therapy element is carried on a corresponding elongate flexible shaft. One of the shafts is slidably received within a lumen of the other so that the second therapy element may be advanced within the body relative to the first. A stimulator energizes the first therapy element within the first blood vessel to deliver therapy to a first nerve fiber disposed external to the superior vena cava and to energize the second therapy element within the pulmonary artery to deliver sympathetic therapy to a second nerve fiber disposed external to the pulmonary artery. For treatment of heart failure, the first nerve fiber may be a vagus nerve and the second nerve fiber may be a sympathetic nerve fiber. | 03-21-2013 |
20130103106 | METHODS, APPARATUS AND SYSTEMS TO ADAPT PROGRAMMING FOR A MEDICAL ELECTRICAL LEAD - The disclosure is directed towards medical electrical leads having a plurality of electrodes, each of which may be selectable either individually or as a set in combination with one or more other electrodes. The selected one or more electrodes may be performed through the exemplary selection criteria and selection mechanism described herein to define an active stimulation field or sensing vector. For example, the criteria may comprise defining a predetermined ratio and selecting the electrodes to define an anode and cathode with a ratio of a surface area of the anode to a surface area of the cathode being equal to or greater than the predetermined ratio. The medical electrical lead may be adapted for continued therapy by selecting one or more different electrode(s) to define an alternate anode and/or cathode that maintains the criteria. | 04-25-2013 |
20130110186 | SYSTEMS AND METHODS OF MAKING AND USING SUPPORT ELEMENTS FOR ELONGATED MEMBERS OF IMPLANTABLE ELECTRIC STIMULATION SYSTEMS | 05-02-2013 |
20130116737 | Methods for Assessing Renal Neuromodulation Treatment and Associated Systems and Methods - The present technology relates to methods for assessing renal neuromodulation treatment and associated systems and methods. In particular, various embodiments of the present technology relate to assessing the efficacy of an ongoing or completed renal neuromodulation procedure and providing feedback (e.g., visual and/or audible indications) to a clinician with the results of all or part of such procedures. | 05-09-2013 |
20130123866 | NEUROSTIMULATION SYSTEM WITH LEAD FASTENER AND METHODS OF MAKING AND USING - A neurostimulation system includes a lead, a receptacle, and a fastener. The lead includes electrodes disposed along the distal portion of the lead, contacts disposed along the proximal portion of the lead, and a slot extending completely through the lead and formed near an end of the proximal portion of the lead. The receptacle defines a lumen for receiving the proximal end of the lead and includes contacts for making electrical contact with the contacts on the lead when the lead is received by the receptacle. The receptacle further includes a slot through the receptacle that is configured and arranged to align with the slot of the lead when the lead is received by the receptacle. The fastener is configured and arranged to be inserted completely through the slot in the lead and through the slot in the receptacle to fasten the lead and the lead extension together. | 05-16-2013 |
20130123867 | SELF ANCHORING LEAD - An implantable device includes an electrode lead body and at least one stimulating electrode contact disposed on or within the electrode lead body, the lead body being configured and arranged to be self anchoring within body tissue. In addition, the invention is directed to methods of making and using such self anchoring implantable devices. | 05-16-2013 |
20130123868 | IMPLANTABLE ELECTRIC STIMULATION SYSTEM AND METHODS OF MAKING AND USING - A lead assembly includes a lead with a distal end and a proximal end. The lead includes a plurality of electrodes disposed at the distal end and a plurality of terminals disposed at the proximal end. The lead also defines at least one central lumen and a plurality of outer lumens. The central and outer lumens extend from the proximal end to the distal end such that the plurality of outer lumens extend laterally from the at least one central lumen. The lead further includes a plurality of conductive wires. Each conductive wire couples at least one of the plurality of electrodes electrically to at least one of the plurality of terminals. At least two conductive wires are disposed in each of the plurality of outer lumens. | 05-16-2013 |
20130131742 | Multi-Electrode Implantable Stimulator Device with a Single Current Path Decoupling Capacitor - Disclosed herein are circuits and methods for a multi-electrode implantable stimulator device incorporating one decoupling capacitor in the current path established via at least one cathode electrode and at least one anode electrode. In one embodiment, the decoupling capacitor may be hard-wired to a dedicated anode on the device. The cathodes are selectively activatable via stimulation switches. In another embodiment, any of the electrodes on the devices can be selectively activatable as an anode or cathode. In this embodiment, the decoupling capacitor is placed into the current path via selectable anode and cathode stimulation switches. Regardless of the implementation, the techniques allow for the benefits of capacitive decoupling without the need to associate decoupling capacitors with every electrode on the multi-electrode device, which saves space in the body of the device. Although of particular benefit when applied to microstimulators, the disclosed technique can be used with space-saving benefits in any stimulator device. | 05-23-2013 |
20130138164 | SYSTEM FOR TRANSMITTING ELECTRICAL CURRENT TO A BODILY TISSUE - In some embodiments, an apparatus includes a substantially rigid base and a flexible substrate. The substantially rigid base has a first protrusion and a second protrusion, and is configured to be coupled to an electronic device. The flexible substrate has a first surface and a second surface, and includes an electrical circuit configured to electronically couple the electronic device to at least one of an electrode a battery, or an antenna. The flexible substrate is coupled to the base such that a first portion of the second surface is in contact with the first protrusion. A second portion of the second surface is non-parallel to the first portion. | 05-30-2013 |
20130138165 | SYSTEM AND METHOD FOR COMPUTATIONALLY DETERMINING MIGRATION OF NEUROSTIMULATION LEADS - A tissue stimulation system and computer software and method of monitoring a neurostimulation lead having a plurality of electrodes implanted within a patient (e.g., adjacent the spinal cord) is provided. Neurostimulation lead models are provided, each of which includes estimated electrical parameter data (e.g., electrical field potential data) corresponding to a predetermined position of the neurostimulation lead. Electrical energy is transmitted to or from the electrodes, and electrical parameter data (e.g., electrical field potential data) is measured in response to the transmitted electrical energy. The measured electrical parameter data is compared with the estimated electrical parameter data of each of the neurostimulation lead models, and a position of the neurostimulation lead is determined based on the comparison. | 05-30-2013 |
20130150907 | LEAD SPLITTER FOR AN ELECTRICAL STIMULATION SYSTEM AND SYSTEMS AND METHODS FOR MAKING AND USING - A splitter for an electrical stimulation system includes a junction having a proximal end and a distal end. An elongated proximal member extends from the proximal end of the junction. The proximal member includes a plurality of terminals disposed on a proximal end of the proximal member. A plurality of elongated distal members extend from the distal end of the junction. Each distal member includes a connector disposed on a distal end of the distal member. The connector is configured and arranged for receiving a lead or lead extension. One of the distal members is longitudinally aligned with the proximal member and at least another one of the distal members is longitudinally offset from the proximal member. A plurality of conductors couple the terminals of the proximal member to the connectors of the distal members. | 06-13-2013 |
20130172949 | TOROIDAL COMPRESSIBLE ELEMENT INCLUDING A SWITCHBACK PATTERN - An example includes an apparatus for use within a header of an implantable medical device, the apparatus including a substantially annular spring, sized and shaped to be disposed in the header, the spring defining a loop extending about a central axis, the spring including a plurality of elastically deformable switchback portions that both zigzag and curve transversely about the loop to define a surface that at least partially encompasses the loop. | 07-04-2013 |
20130172950 | LEAD WITH LEAD STIFFENER FOR IMPLANTABLE ELECTRICAL STIMULATION SYSTEMS AND METHODS OF MAKING AND USING - A lead includes a plurality of electrodes disposed on the distal end of the lead, a plurality of contact terminals disposed on the proximal end of the lead, a plurality of conductor wires extending along the lead to couple the electrodes electrically to the contact terminals, a central lumen defined by the lead and extending from the proximal end of the lead towards the distal end of the lead, and a tubular stiffener disposed in the proximal end of the central lumen. The tubular stiffener is configured and arranged to facilitate insertion of the proximal end of the lead into a connector. | 07-04-2013 |
20130178907 | Package for a Neural Stimulation Device - An implantable device, including a first electrically non-conductive substrate; a plurality of electrically conductive vias through the first electrically non-conductive substrate; a flip-chip multiplexer circuit attached to the electrically non-conductive substrate using conductive bumps and electrically connected to at least a subset of the plurality of electrically conductive vias; a flip-chip driver circuit attached to the flip-chip multiplexer circuit using conductive bumps; a second electrically non-conductive substrate attached to the flip-chip driver circuit using conductive bumps; discrete passives attached to the second electrically non-conductive substrate; and a cover bonded to the first electrically non-conductive substrate, the cover, the first electrically non-conductive substrate and the electrically conductive vias forming a hermetic package. | 07-11-2013 |
20130211469 | Power Architecture for an Implantable Medical Device Having a Non-Rechargeable Battery - An improved architecture for an implantable medical device using a primary battery is disclosed which reduces the circumstances in which the voltage of the primary battery is boosted, and hence reduces the power draw in the implant. The architecture includes a boost converter for selectively boosting the voltage of the primary battery and for supplying that boosted voltage to certain of the circuit blocks, including digital circuitry, analog circuitry, and memory. However, the boost converter is only used to boost the battery voltage when its magnitude is below a threshold; if above the threshold, the battery voltage is passed to the circuit blocks without boosting. Additionally, some circuitry capable of operation even at low battery voltages—including the telemetry tank circuitry and the compliance voltage generator—receives the battery voltage directly without boosting, and without regard to the current magnitude of the battery voltage. | 08-15-2013 |
20130226254 | CAP FOR AN IMPLANTABLE ELECTRICAL LEAD ASSEMBLY - A cap for an implantable medical device electrical connector lead assembly and methods of use. A cap for protecting an electrical connector lead assembly of an implantable medical device is disclosed. The cap includes a body defined by a mating surface and a non-mating surface. The mating surface is adapted for electrically insulating engagement with an electrical connector lead assembly of an implantable medical device. The cap includes a body having a mating surface and an electrical network disposed therein. The electrical network includes first and second contacts exposed at the mating surface, a first circuit element, and two conductive pathways connecting the contacts to the circuit element. The body is configured to mate with the electrical connector lead assembly such that each contact conductively engages a corresponding contact of the electrical connector lead assembly when the cap and electrical connector lead assembly are mated. | 08-29-2013 |
20130261683 | Method, Device and System for Targetted Cell Lysis - A method, device and system employs particles, such as nanoparticles, and an electric or electro-magnetic field, to cause cell death in target cells by non-thermal means. The method of causing targeted cell death comprises the steps of: introducing a particle to the interior of a target cell and exposing the target cell to a transient electromagnetic field for a sufficient time interval in order to cause cell death. The invention overcomes problems associated with similar methods as a result of the fact that a smaller electric field is applied because the particle enhances the effect of the electric field in its immediate vicinity, so reducing the field strength needed to achieve cell lysis and thereby reducing the risk of damage to healthy cells that may be in its vicinity. Apparatus for performing the method; as well as techniques of delivering particles and for producing particles are also described. | 10-03-2013 |
20130261684 | LEADS WITH X-RAY FLUORESCENT CAPSULES FOR ELECTRODE IDENTIFICATION AND METHODS OF MANUFACTURE AND USE - An implantable lead for an electrical stimulation system includes a lead body having a distal end, a proximal end, a longitudinal length, and a circumference; a plurality of electrodes disposed along the distal end of the lead body in an electrode array; a plurality of terminals disposed along the proximal end of the lead body; a plurality of conductors electrically coupling the plurality of electrodes to the plurality of terminals; and at least one capsule including an x-ray fluorescent material and disposed along the distal end of the lead body relative to the electrode array to indicate, when viewed fluoroscopically, an orientation of the electrode array. The plurality of electrodes includes a plurality of segmented electrodes. Each of the plurality of segmented electrodes extends partially around the circumference of the lead body. | 10-03-2013 |
20130274820 | SYSTEMS AND METHODS FOR MAKING AND USING ELECTRICAL STIMULATION SYSTEMS WITH IMPROVED RF COMPATIBILITY - An implantable control module for an electrical stimulation system includes an electronic subassembly disposed in a casing. A sealed feedthrough housing is disposed along a portion of the casing. An electrically-conductive portion of the feedthrough housing is electrically coupled to an electrically-conductive portion of the casing. Feedthrough pins extend through the feedthrough housing and couple to the electronic subassembly via conductive pathways disposed in the casing. At least a portion of the conductive pathways extend along a non-conductive substrate. An RF-diverting assembly is disposed in the casing. The RF-diverting assembly includes a feedthrough ground electrically coupled to the electrically-conductive portion of the feedthrough housing. The RF-diverting assembly also includes a plurality of capacitive elements each coupling a different one of the plurality of conductive pathways to the feedthrough ground. | 10-17-2013 |
20130282067 | Enabling Device for Implantable Medical Devices - Methods and devices for determining the operating mode of an implantable medical device are disclosed. A first device transmits a keep-alive signal to an implantable medical device. If the implantable medical device receives the keep-alive signal within a first time interval, the implantable medical device operates in a normal operating mode. If the implantable medical device does not receive the keep-alive signal with the first time interval, at least a portion of the implantable medical device is deactivated. | 10-24-2013 |
20130296956 | SYSTEMS AND METHODS FOR MAKING AND USING ENHANCED ELECTRODES FOR ELECTRICAL STIMULATION SYSTEMS - A lead assembly for providing electrical stimulation of patient tissue includes at least one elongated lead body, each of the at least one lead bodies having a distal end and a proximal end. A plurality of electrodes are disposed at the distal end of the at least one lead body, each of the electrodes having an outer surface. A plurality of dimples are defined along the outer surface of at least one of the plurality of electrodes, the plurality of dimples configured and arranged to provide a larger surface area for the at least one dimpled electrode than that of a similarly-sized electrode with a flat outer surface. A plurality of terminal are disposed at the proximal end of the at least one lead body. A plurality of conductive wires couple each of the plurality of electrodes to at least one of the plurality of terminals. | 11-07-2013 |
20130304139 | IDENTIFYING LEAD INSULATION BREACHES AND EXTERNALIZATION OF LEAD CONDUCTORS - A technique for identifying lead-related conditions, such as insulation breaches and/or externalization of lead conductors, includes analyzing characteristics of electrical signals generated on one or more electrode sensing vectors of the lead by a test signal to determine whether a lead-related condition exists. The characteristics of the electrical signals induced on the lead by the test signal may be significantly different on a lead having an insulation breach or externalized conductor than on a lead not having such lead-related conditions. As such, the implantable medical device may be subject to a known test signal and analyze the signals on the lead to detect lead-related conditions. | 11-14-2013 |
20130304140 | SYSTEMS AND METHODS FOR MAKING AND USING IMPROVED CONNECTOR CONTACTS FOR ELECTRICAL STIMULATION SYSTEMS - A port for receiving a lead is defined at a first end of a connector housing of a connector assembly for an implantable electrical medical device. A lumen extends from the port along a longitudinal axis of the connector housing. At least one of a plurality of connector contacts disposed in the connector housing couples to a terminal of the lead when the lead is received by the connector housing. The connector contacts include spring contact probes spaced apart from one another along the longitudinal axis of the connector housing with at least a portion of each of the spring contact probes extending along a first transverse axis into the lumen of the connector housing. The plurality of spring contact probes physically contact the terminals of the lead solely along the first transverse axis when the lead is received by the connector housing. | 11-14-2013 |
20130304141 | STIMULATION METHOD FOR TREATMENT OF MEDICAL CONDITIONS - One aspect of the present disclosure relates to a method for modulating, suppressing or preventing a dermatological disorder in a subject. One step of the method can include positioning at least one electrode on or proximate to at least one of a sphenopalatine ganglion (SPG), a sphenopalatine nerve (SN), a vidian nerve (VN), a greater petrosal nerve (GPN), a deep petrosal nerve (DPN), or a branch thereof, of the subject. Next, the at least one electrode can be activated to apply an electrical signal to at least one of the SPG, the SN, the VN, the GPN, the DPN, or the branch thereof. | 11-14-2013 |
20140066999 | CAPTURE AND VISUALIZATION OF CLINICAL EFFECTS DATA IN RELATION TO A LEAD AND/OR LOCUS OF STIMULATION - A system and method for outputting historical stimulation information includes a processor configured to assign individual display regions, e.g., pixels or voxels, (or a larger region) a score based on those volumes of activations (VOA) in which the individual display region had been included and the scores assigned to those VOAs, and display in a display device a map of varying graphical indicia based on the different scores assigned to the elemental display regions. | 03-06-2014 |
20140067000 | Implantable Medical Device Containing Fibers Formed from a Liquid Crystalline Polymer - An implantable medical device that employs one or more fibers formed from a polymer composition that contains at least one liquid crystalline polymer is provided. In addition to being highly inert and biocompatible, the rigid rod-like structure of liquid crystalline polymers can allow them to be particularly well suited for implantable devices. Apart from the benefits from the polymer itself, the fibers are formed in such a manner so that they are generally flexible, but yet still possess a sufficient degree of strength so that they can be effectively employed in implantable medical devices. | 03-06-2014 |
20140088656 | THERAPY DELIVERY METHOD AND SYSTEM FOR IMPLANTABLE MEDICAL DEVICES - Recent advancements in power electronics technology have provided opportunities for enhancements to implantable medical device circuits. The enhancements have contributed to increasing circuit miniaturization and increased efficiency in the operation of the implantable medical devices. Stimulation therapy waveforms generated by the circuits include a stepped leading-edge that may be shaped having a varying slope and varying amplitudes associated with each of the segments of the slope. A charging circuit having a single primary transformer winding and a single secondary transformer winding that is coupled to a plurality of capacitors is utilized to generate the therapy stimulation waveforms. The stimulation waveform of the present disclosure may be dynamically shaped as a function of an individual patient's response. Such stimulation waveforms facilitate achieving lower capture thresholds which reduces the device's supply consumption thereby increasing longevity of the device and facilitate a reduction of tissue damage. | 03-27-2014 |
20140142645 | Quantum Field System for Treatment of Human Tissue - There is disclosed a quantum field energy generating system that emits quantum energy to the body to provide a therapeutic and quantum effect to treat human tissue for health, rejuvenation and wellness. The quantum field generating system may include a housing, a printed circuit board contained within the housing, and a plurality of antennas positioned in the housing which may provide phased signals that provide a quantum field of energy for the treatment of human tissue. | 05-22-2014 |
20140163626 | IMPLANTABLE DEVICE MIGRATION CONTROL - Devices and methods are disclosed for a stimulator unit in a medical device, such as an implantable component of a cochlear implant. In embodiments, the stimulator unit comprises a bottom wall configured to be substantially contacting a temporal bone of a recipient, and a top wall positioned opposite the bottom wall, wherein a cross section of the stimulator unit has an outer profile substantially parallel to the bottom wall and the top wall. | 06-12-2014 |
20140277215 | IMPLANTABLE MEDICAL DEVICE HAVING POWER SUPPLY FOR GENERATING A REGULATED POWER SUPPLY - A device for generating a plurality of output voltages from a single input energy supply source is described. The device includes a switched capacitor voltage converter that provides each of the output voltages having different supply ratios. The supply ratio is defined as a function of the input voltage provided to the switched capacitor voltage converter by the energy supply source. The switched capacitor voltage converter includes a plurality of capacitors selectively coupled to a plurality of switches that dynamically configure the capacitors into a plurality of stacked configurations. Switching between the plurality of stacked configurations may be controlled based on predetermined criteria. | 09-18-2014 |
20140277216 | IMPLANTABLE DEVICE WITH OPPOSING LEAD CONNECTORS - An implantable active medical device includes a chassis plate and a first and second elongate lead connector fixed to and extending orthogonally away from the chassis plate in opposing directions. The first and second elongate lead connectors are disposed within hermetic housings. | 09-18-2014 |
20140277217 | IMPLANTABLE DEVICE WITH INTERNAL LEAD CONNECTOR - An implantable active medical device includes a hermetic housing defining an exterior surface and a hermetic cavity of an implantable active medical device. An elongate lead connector extends into the hermetic cavity. The elongate lead connector includes a closed end, an open end extending through and hermetically joined to the hermetic housing, an outer surface at least partially defining the hermetic cavity, and an inner surface defining a lead aperture. | 09-18-2014 |
20140277218 | IMPLANTABLE DEVICE WITH SHIELD INTEGRATED LEAD CONNECTOR - An implantable active medical device includes a hermetic housing defining an exterior surface and a hermetic cavity of an implantable active medical device. The hermetic housing has a first major surface, an opposing second major surface and a side surface extending between them. An elongate lead connector is recessed into the first major surface. The elongate lead connector has a top surface and a bottom surface and a side surface extending between them. The top surface forms only a portion of the first major surface. | 09-18-2014 |
20140371802 | Flexible Control Housing for Disposable Patch - A medical device control unit is provided. The control unit may include at least one processing device, a circuit electrically coupled to the at least one processing device, and a flexible housing configured to contain the at least one processing device and the circuit. The flexible housing may include at least one connection portion configured to engage a connector protruding from a flexible carrier, and at least one electrical contact electrically coupled to the circuit and configured to establish an electrical connection with an exposed electrical contact on the flexible carrier when the connection portion is engaged with the at least one connection portion. | 12-18-2014 |
20140371803 | SYSTEMS AND METHODS FOR SELECTIVELY STIMULATING COMPONENTS IN, ON, OR NEAR THE PUDENDAL NERVE OR ITS BRANCHES TO ACHIEVE SELECTIVELY PHYSIOLOGICAL RESPONSES - Systems and methods selectively stimulate components of the pudendal nerve away from the sacral root to evoke desired physiologic responses in persona who lack the ability to otherwise produce these responses—e.g., maintain continence and/or produce micturition, and/or provide male/female sexuality responses, and/or provide bowel responses. The systems and methods use a multiple electrode array, or individual electrodes, placed on, in, or near the pudendal nerve. The electrode array, or individual electrodes, in association with a pulse generator, provide selective stimulation of individual fascicles within the pudendal nerve, to achieve different physiologic responses. | 12-18-2014 |
20140379039 | EVENT TRIGGERED PROGNOSTICS - The present disclosure describes an implantable medical device utilizing an event-triggered prognostic indicator. The disclosure describes techniques for prognostics and management of implantable medical systems to facilitate continuity of performance of sensing and therapy delivery functions by providing adequate response time to handle emerging issues prior to adverse clinical impacts. In accordance with the present disclosure, event-triggered prognostic indicators facilitate the identification of potential device conditions. | 12-25-2014 |
20150066098 | SYMMETRICAL OUTPUT NEUROSTIMULATION DEVICE - A method and system of providing therapy to a patient using electrodes implanted adjacent tissue. The method comprises regulating a first voltage at an anode of the electrodes relative to the tissue, regulating a second voltage at a cathode of the electrodes relative to the tissue, and conveying electrical stimulation energy between the anode at the first voltage and the cathode at the second voltage, thereby stimulating the neural tissue. The system comprises a grounding electrode configured for being placed in contact with the tissue, electrical terminals configured for being respectively coupled to the electrodes, a first regulator configured for being electrically coupled between an anode of the electrodes and the grounding electrode, a second regulator configured for being electrically coupled between an anode of the electrodes and the grounding electrode, and control circuitry configured for controlling the regulators to convey electrical stimulation energy between the anode and cathode. | 03-05-2015 |
20150088212 | STIMULATION DESIGN FOR NEUROMODULATION - The present application relates to a new stimulation design which can be utilized to treat neurological conditions. The stimulation system produces a burst mode stimulation which alters the neuronal activity of the predetermined site, thereby treating the neurological condition or disorder. The burst stimulus comprises a plurality of groups of spike pulses having a maximum inter-spike interval of 100 milliseconds. The burst stimulus is separated by a substantially quiescent period of time between the plurality of groups of spike pulses. This inter-group interval may comprise a minimum of 5 seconds. | 03-26-2015 |
20150100100 | INHIBITION OF INFLAMMATORY CYTOKINE PRODUCTION BY CHOLINERGIC AGONISTS AND VAGUS NERVE STIMULATION - A method of inhibiting the release of a proinflammatory cytokine in a cell is disclosed. The method comprises treating the cell with a cholinergic agonist. The method is useful in patients at risk for, or suffering from, a condition mediated by an inflammatory cytokine cascade, for example endotoxic shock. The cholinergic agonist treatment can be effected by stimulation of an efferent vagus nerve fiber, or the entire vagus nerve. | 04-09-2015 |
20150127059 | METHODS AND APPARATUS FOR TREATING ANAPHYLAXIS USING ELECTRICAL MODULATION - Methods and devices for treating anaphylaxis, anaphylactic shock, bronchial constriction, and/or asthma include providing an electrical impulse to a selected region of the vagus nerve of a patient suffering from anaphylaxis to block and/or modulate nerve signals that would regulate the function of, for example, myocardial tissue, vasodilation/constriction and/or pulmonary tissue. | 05-07-2015 |
20150343231 | Wearable Cold Plasma System - A system including a wearable cold plasma system, including a wearable cold plasma applicator configured to couple to and deliver a cold plasma to a surface of a user wearing the wearable cold plasma device. | 12-03-2015 |
20160151628 | DEVICES AND METHODS FOR MONITORING NON-INVASIVE VAGUS NERVE STIMULATION | 06-02-2016 |
20160158541 | METHOD AND DEVICE FOR GENERATING SFERICS ALTERNATING FIELD EMISSIONS HAVING MINIMAL METEOROTROPIC OR BIOTROPIC EFFECT ON HUMANS ETC. - The invention relates to a method and to a device for generating sferics alternating field emissions having a minimal biotropic effect for optimised application of alternating-field-type radiation to humans, animals and plants compared to naturally occurring environmental sferics that are weather-dependent or attenuated outdoors or indoors, e.g. biotropic, and also technics or radiation forms originating from human technology, which are unfortunately largely too intensive, in particular in current times; firstly, in particular one or more alternating signals attributable to or based on natural, atmospheric impulse discharge processes in the signal propagation forms thereof are post-processed with regard to interfering, periodic duration/signal components of technical origin that are to be deleted and in addition individual impulses that are too intensive in signal-dynamic, level-related terms are deleted; secondly, said post-processed alternating signals are mixed, preferably with or without other, selected, aperiodic/periodic/impulse-like alternating signal forms are mixed; and thirdly and finally, the preferably mixed, ideal total alternating signal is radiated or emitted via alternating field transmission means such that said signal is adapted in a level-controlled manner. | 06-09-2016 |
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