Abstract: This application is generally related to systems and methods for providing a medical therapy to a patient by tracking patient activity and adjusting medical therapy based on occurrence of different types of activities performed by the patient while automatically rescheduling stimulation programs based on detected patient activity.

Abstract: This application is generally related to systems and methods for providing a medical therapy to a patient by tracking patient activity and adjusting medical therapy based on occurrence of different types of activities performed by the patient while automatically balancing stimulation program duration.

Abstract: Stimulation lead includes an elongated lead body having distal and proximal ends and wire conductors extending therebetween. The stimulation lead also includes a lead paddle having a multi-dimensional array of electrodes positioned along a contact side of the lead paddle. The electrodes are electrically coupled to the wire conductors. The lead paddle includes a paddle body and a conductor organizer disposed within the paddle body. The conductor organizer has multiple channels extending along the lead paddle. The channels receive the wire conductors and retain the wire conductors in a designated arrangement with respect to the lead paddle. The conductor organizer has openings to the channels. The wire conductors extend through the openings and are terminated to the respective electrodes.

Abstract: A trajectory guiding apparatus and one or more methods associated therewith for facilitating precision-guided alignment and implantation of a DBS therapy device in a patient. Orthogonally disposed first and second arcuate racks are independently actuatable by respective pinion drives, wherein the first arcuate rack is coupled to a base support and the second arcuate rack is operative to support a slider assembly arranged to accommodate an instrumentation column (IC) containing the therapy device. The first pinion drive is actuatable to cause a first curvilinear motion of the second arcuate rack including the slider assembly, the first curvilinear motion defined along a first arcuate path on a first perpendicular plane.

Abstract: A system, method and a network architecture for facilitating remote care therapy via secure communication channels between clinicians and patients having one or more IMDs, wherein certain unique information retrieved from an IMD is used in association with an encryption key infrastructure system for establishing trusted relationships between a clinician device, a patient's device and the patient's IMD. A cloud-based remote care session manager is provided for registering and validating the clinician and patent devices based on the IMD data used as trust indicia. In one embodiment, trusted associations between the devices are only established when the devices in close proximity of each other, e.g., in an in-person setting.

Abstract: A system and method for extracting ETI load parametric data relative to one or more electrodes of an implanted stimulation lead system associated with an IPG. A Kelvin connection scheme is provided for measuring induced voltages present at stimulated electrodes during a stimulation ramping sequence, which may be used for determining the ETI parametric data using a number of techniques, including, without limitation, a waveform analysis.

Abstract: A neurostimulation (NS) system and method are provided. The system includes a power supply having positive and negative terminals. The negative terminal defines a reference ground. An array of electrodes includes first and second active electrodes for delivering stimulation therapy configured to be located proximate to neural tissue of interest that is associated with a target region. A control circuit is configured to control delivery of stimulation current for a NS therapy between the first and second electrodes. A current regulator (CR) circuit is connected to, and configured to control current flow through, at least the first electrode during delivery of the stimulation therapy under direction of the control circuit. A floating power supply is connected across power supply terminals of the CR circuit. The CR circuit and floating power supply are coupled to a floating ground node that is electrically separate from the reference ground.

Abstract: A trajectory guiding apparatus and one or more methods associated therewith for facilitating precision-guided alignment and implantation of a DBS therapy device in a patient. A pivotally rotatable stage is pivotally coupled to a base support and a vertical support operative to support a slider assembly arranged to accommodate an instrumentation column (IC) containing the therapy device. A first gimbal drive is disposed between the pivotally rotatable stage and the base support, wherein the first gimbal drive is actuatable to cause a first pivotal motion of the slider assembly including the IC, the first pivotal motion defined along a first arcuate path pivoted around a first pivotal axis.

Abstract: The present disclosure provides systems and methods for selecting contacts for use in deep brain stimulation (DBS). A computing device includes a processor and a memory device communicatively coupled to the processor. The memory device includes instructions that, when executed, cause the processor to apply a spatial filter to local field potential (LFP) recordings for a plurality of contacts of a DBS lead, calculate a power spectral density (PSD) for each contact from the filtered LFP for that contact, calculate a parametric approximation for each PSD, select at least one frequency band based on the parametric approximations, calculate a spectral coherency matrix for each of the at least one selected frequency band, and calculate an eigenvector centrality for each spectral coherency matrix to facilitate identifying a contact for stimulation.

Abstract: In one embodiment, a method of programming an implantable medical device (IMD) to provide therapeutic operations for a patient, comprises: conducting a first communication session between the IMD with an external programming device when network connectivity for a remote server for medical device management is not available for the external programming device; receiving programming data by the IMD from the external programming device to provide therapeutic operations according to at least one instance of settings data during the first communication session, wherein the at least one instance of settings data is validated by a temporary key; conducting a second communication session between the IMD with an external device when network connectivity to the remote server for medical device management is available for the external device; and replacing validation data signed using the temporary key with the received validation data.

Abstract: In one embodiment, a method of programming an implantable medical device (IMD) to provide therapeutic operations for a patient, comprises: receiving first programming data by the IMD from the external programming device to provide therapeutic operations according to at least one instance of settings data during a first communication session; receiving second programming data by the IMD from the external programming device to define limitations of reprogramming during one or more subsequent offline programming sessions; conducting a second communication session between the IMD with an external programming device when network connectivity is not available; receiving third programming data by IMD from the external programming device to provide therapeutic operations according to at least one instance of settings data during the second communication session; and determining whether the third programming data is permitted according to limitations defined by the second programming data.

Abstract: In one embodiment, a system for stimulating the dorsal root ganglion of a patient comprises an elongate flexible implantable stimulation lead adapted to apply the stimulation pulses to the dorsal root ganglion of the patient, wherein the distal end comprises at least one electrode. A first segment and a second segment of the anchor are configured to transition between a collapsed configuration and deployed configuration. A central channel in the first segment and the second segment allows the anchor to be advanced along the stimulation lead from a proximal end toward the distal end while in the collapsed configuration. The central channel of each segment grips onto the stimulation lead in the deployed configuration so that the segment does not move from a deployed position on the stimulation lead. The first segment and the second segment may be deployed on opposite sides of foraminal ligament to anchor the stimulation lead.

Abstract: In one embodiment, an implantable pulse generator (IPG) for providing a neurostimulation therapy, comprises: pulse generation circuitry and pulse delivery circuitry for controlling generation and delivery of electrical pulses to a patient using one or more electrodes of a stimulation lead; measurement circuitry for determining characteristics of one or more electrodes selected for delivery of electrical pulses; and a processor for controlling the IPG according to executable code; wherein the IPG is adapted to calculate values for an impedance model of the one or more selected electrodes using the determined plurality of voltage measurements and to adjust current levels for the exponentially decreasing current pattern based on the calculated values for the impedance mode.

Abstract: An implantable medical device (IMD) includes an adjustable capacitive voltage multiplier (CVM) that is responsive to diagnostic circuitry configured to provide control signals within a single stimulation current pulse for adjusting the voltage output applied to an electrode of the IMD's lead system. A control counter is coupled to the diagnostic circuitry for incrementing or decrementing an N-bit counter output signal operative to reconfigure a charge pump arrangement of the CVM so as to facilitate an adjusted voltage output.

Abstract: Embodiments are directed to an implantable medical device comprising therapeutic stimulation circuitry for controlling delivery of a medical therapy to a patient, the therapeutic stimulation circuitry having at least one lead having electrodes for delivering the medical therapy. The implantable medical device further comprises measurement circuitry for determining characteristics of the at least one lead, a processor for controlling the IMD according to executable code, and memory for storing data and executable code, wherein the executable code comprises instructions for causing the processor to receive a plurality of voltage measurements associated with the electrodes, and calculate values for an impedance model of the electrode/tissue interface.

Abstract: An implantable medical device (IMD) includes multiple stimulation engines for independently stimulating respective electrode sets of a lead system while avoiding collisions and/or channel contention during stimulation delivery. A first voltage multiplier is configured to generate an adjustable target voltage having sufficient headroom at an output node that is commonly coupled to anodic nodes of respective stimulation engines. Each stimulation engine includes a secondary voltage multiplier to drive the respective anode and a current regulator powered by a floating voltage supply, wherein the current regulator is coupled to a cathodic node and configured to control how much stimulation current is pulled from the patient tissue.

Abstract: The present disclosure provides systems and methods for protection circuitry for an implantable pulse generator (IPG) of a neurostimulation system. The protection circuitry is coupled to an IPG ground, a plurality of electrodes, and an IPG case, and operable to protect IPG stimulation and sensing circuitry from damage during electrostatic discharge and cardiac defibrillation, and to mitigate unintended stimulation during electromagnetic interference. The protection circuitry includes an IPG ground connection, a plurality of protection Zener diodes, wherein one of the protection Zener diodes is electrically coupled between the IPG case and a float Zener diode, and wherein the remaining protection Zener diodes are electrically coupled between the plurality of electrodes and the float Zener diode, and the float Zener diode electrically coupled between the plurality of protection Zener diodes and the IPG ground.

Abstract: A system and method for facilitating remote care management involving a patient having an implantable medical device (IMD). Upon establishing a remote care session between a patient controller device and a clinician programmer, wherein the clinician and the patient are remotely located with respect to each other, input from the patient or the clinician may be received via a user interface control associated with a particular functionality or aspect of the remote care session, including audiovisual (AV) communications, remote therapy programming, and related context. Responsive to the user input, a dialog interface is effectuated at one of the patient controller device and/or the clinician programmer. A user characterization label is received via the dialog interface from the user, wherein the user characterization label is indicative of a subjective assessment of the particular functionality of the remote care session, which may be used in generating user-labeled data pertaining thereto.

Abstract: A configurable multi-output charge pump for power supply generation includes one or more flying capacitors (FCs) arranged to be switchably connected into a plurality of circuit configurations operative to provide respective output voltages at a common charging node. A configuration logic circuit is operative to generate one or more configuration setting control signals to effectuate a particular circuit configuration. One or more storage capacitors (SC) are independently and individually connectable to the common charging node depending on a selection control logic having a configurable duty cycle, wherein each SC is operative to supply a respective voltage output to drive a corresponding electrical load.

Abstract: An implantable medical device (IMD) includes multiple stimulation engines (SEs) for independently stimulating respective electrode sets of a lead system. A voltage multiplier (VM) is configured to generate an adjustable target voltage at an output node. Each stimulation engine includes first switching circuitry to switchably connect an anodic node of the SE to the VM output node and second switching circuitry to switchably connect a cathodic node of the SE to a current sink circuit. Discharge switching circuitry may be disposed between the anodic and cathodic nodes of each SE. A selector and associated digital control logic block are operative to generate control signals for independently controlling respective SEs such that each SE may be activated to stimulate or discharge a corresponding select set of electrodes independently from or in concert with remaining SEs.