An example of a system for delivering neurostimulation energy may include a programming control circuit and a user interface. The programming control circuit may be configured to generate stimulation parameters according to a neurostimulation program including a pattern of interferential stimulation configured to effect asynchronous and/or non-regular activation of nerve fibers by simultaneously delivering a first stimulation current having a first waveform with a first frequency using a first electrode configuration and a second stimulation current having a second waveform with a second frequency using a second electrode configuration. The user interface may be configured to determine the neurostimulation program and to provide the pattern of interferential stimulation with modulation of the first waveform, the second waveform, the first electrode configuration, and/or the second electrode configuration to result in a time-varying beat frequency capable of effecting the asynchronous and/or non-regular activation of the nerve fibers.

Disclosed is a system for associating a symptom with a medical condition. The system comprises a server arrangement, associated with a user device. The server arrangement is operable to: provide, to user device, a set of user activities; receive, from user device, information relating to selection of a user activity from set of user activities; receive, from user device, user input associated with selected user activity; analyse user input and assign performance score thereto; identify, based on performance score, one or more symptoms; and assign severity score to symptom for associating symptom with medical condition. Disclosed also is method for associating symptom with medical condition and computer program product to execute aforementioned method.

Systems, devices, and techniques are disclosed for forming an elongate lead body module of a modular lead. The method may comprise rotating a mandrel, wherein the mandrel extends through a through-hole of a conductor hub, wherein each conductor of a plurality of conductors extend through a respective channel of a plurality of channels of the conductor hub, wherein each conductor of the plurality of conductors extends from a respective bobbin of plurality of bobbins to the channels, wherein the plurality of bobbins are coupled to a carriage, the carriage defining a central opening through which the mandrel passes. The method may comprise moving the carriage away from the conductor hub along a length of the mandrel while the mandrel rotates causing the conductors to coil around the mandrel.

A system and method for treating pain without paresthesia by spinal cord stimulation.

The disclosure is directed to programming implantable stimulators to deliver stimulation energy via one or more implantable leads having complex electrode array geometries. The disclosure also contemplates guided programming to select electrode combinations and parameter values to support efficacy. The techniques may be applied to a programming interface associated with a clinician programmer, a patient programmer, or both. A user interface permits a user to view electrodes from different perspectives relative to the lead. For example, the user interface provides a side view of a lead and a cross-sectional view of the lead. The user interface may include an axial control medium to select and/or view electrodes at different axial positions along the length of a lead, and a rotational control medium to select and/or view electrodes at different angular positions around a circumference of the lead.

Devices, systems, and techniques are described to detect when a power transmitting and receiving system is in an inefficient position, which may cause a thermal response that less desirable than a more efficient position. The system may power transmitting device configured to wirelessly transfer electromagnetic energy to a power receiving device. Processing circuitry of the system may compute a target output power deliverable by the power transmitting device for a first duration and control the power transmitting device to output the target output power based in part on a heat limit. The processing circuitry may further calculate an energy transfer efficiency to the power receiving unit, update an adjustment factor based on the calculated energy transfer efficiency, and apply the adjustment factor to the heat limit for a subsequent duration.

Methods and systems are disclosed for modulating glycaemia in a patient in which an activating stimulation signal is applied at an activating location at the vagus nerve, the activating stimulation signal configured to evoke a neural response in the vagus nerve; and a blocking stimulation signal is applied at a blocking location at the vagus nerve, the blocking stimulation signal configured to inhibit transmission of the evoked neural response along the vagus nerve past the blocking location; to produce unidirectional vagal nerve stimulation, the unidirectional vagal nerve stimulation being effective to modulate glycaemia in the patient.

A system and method for selecting leadwire stimulation parameters includes a processor iteratively performing, for each of a plurality of values for a particular stimulation parameter, each value corresponding to a respective current field: (a) shifting the current field longitudinally and/or rotationally to a respective plurality of locations about the leadwire; and (b) for each of the respective plurality of locations, obtaining clinical effect information regarding a respective stimulation of the patient tissue produced by the respective current field at the respective location; and displaying a graph plotting the clinical effect information against values for the particular stimulation parameter and locations about the leadwire, and/or based on the obtained clinical effect information, identifying an optimal combination of a selected value for the particular stimulation parameter and selected location about the leadwire at which to perform a stimulation using the selected value.

Methods and apparatuses for stimulation of the vagus nerve to treat inflammation including adjusting the stimulation based on one or more metric sensitive to patient response. The one or more metrics may include heart rate variability, level of T regulatory cells, particularly memory T regulatory cells, temperature, etc. Stimulation may be provided through an implantable microstimulator.

An implantable medical device system receives a cardiac electrical signal produced by a patient's heart and comprising atrial P-waves and delivers a His bundle pacing pulse to the patient's heart via a His pacing electrode vector. The system determines a timing of a sensed atrial P-wave relative to the His bundle pacing pulse and determines a type of capture of the His bundle pacing pulse in response to the determined timing of the atrial P-wave.