Response Map Visualization for Electrical Stimulation Programming

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Solution Overview

Problem

Identifying suitable stimulation parameters for implantable electrical stimulation systems is challenging due to the complexity of programming multiple electrodes and the need for precise targeting of therapeutic effects while minimizing side effects, particularly in applications like deep brain stimulation.

Innovation Solution

Generating a clinical effects map that displays therapeutic and side effect results using a radius of the stimulation field, allowing for precise programming by mapping clinical responses to spatial regions around the lead, facilitated by three-dimensional or two-dimensional representations with graphical anatomical features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple electrodes are programmed to provide comprehensive stimulation coverage, then the therapeutic effectiveness is improved, but the complexity of programming and the risk of side effects increase

Engineering Contradiction:
Improvetherapeutic effectivenessVSAvoidprogramming complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The stimulation field is segmented into multiple radial zones around the lead, with each zone corresponding to a specific anatomical structure or functional region. This segmentation allows the system to independently control and optimize stimulation parameters for each zone, thereby achieving comprehensive therapeutic coverage while simplifying the programming process through structured regional control rather than managing multiple electrodes independently.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a radial dimension to the stimulation field representation, organizing the stimulation space into concentric zones around the lead rather than traditional linear or planar arrangements. This dimensional transformation enables more intuitive mapping of stimulation effects to anatomical structures, reducing programming complexity while maintaining comprehensive coverage through three-dimensional spatial organization.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Measurement precision

If stimulation parameters are optimized to target specific therapeutic regions, then the precision of therapeutic effects is improved, but the difficulty of detecting and measuring clinical responses increases

Engineering Contradiction:
Improvetargeting precisionVSAvoidclinical response measurement
Core Design Contradiction:
Measurement precisionVSDifficulty of detecting and measuring

Solution Approach 1:

The patent introduces clinical effect maps as an intermediary visual representation that bridges the gap between stimulation parameters and clinical responses. These maps serve as a mediator that translates complex physiological responses into intuitive visual patterns, allowing clinicians to detect and measure clinical effects more easily while maintaining precise control over stimulation parameters through the mapped representation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent employs color-coded representations in the clinical effect maps to indicate different types and intensities of clinical responses. By using color changes to encode therapeutic effects, side effects, and their intensities, the system transforms difficult-to-measure physiological data into visually intuitive information, thereby reducing the difficulty of detecting and measuring clinical responses while preserving targeting precision.

Inventive Principle:
Principle #32Color changes

3Measurement precision

If a three-dimensional representation of the stimulation field is used to map clinical responses to spatial regions, then the precision of therapeutic targeting is improved, but the device complexity and computational requirements increase

Engineering Contradiction:
Improvespatial mapping precisionVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The three-dimensional stimulation field is segmented into discrete radial zones and angular sectors, creating a modular representation that reduces computational complexity. This segmentation allows the system to process and display clinical effect data in manageable portions while maintaining the precision benefits of three-dimensional spatial mapping, thereby reducing overall system complexity without sacrificing measurement precision.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12471831B2Systems and methods for generating and using response maps for electrical stimulation
Publication Date: 2025.11.18 BOSTON SCI NEUROMODULATION CORP
  • US12471831B2 patent drawing
  • US12471831B2 patent drawing
  • US12471831B2 patent drawing

AI summary

A method or system for generating a clinical effects map for electrical stimulation includes receiving stimulation parameters and at least one clinical response for each of a plurality of stimulation instances; for each of the stimulation instances, determining a radius of a stimulation field according to the stimulation parameters for the stimulation instance; generating the clinical effects map using the at least one clinical response and the stimulation parameters for each of the stimulation instances, wherein, for each of the stimulation instances, the at least one clinical response for the stimulation instance is assigned to the radius of the stimulation field determined for the stimulation instance; and displaying the clinical effects map.