Brain State Modulated Cardiac Therapy System

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Solution Overview

Problem

Current medical devices lack the capability to simultaneously monitor and treat neurological and cardiac conditions effectively, particularly in patients with co-morbidities where cardiac events are linked to neurological events, such as epilepsy, where sudden cardiac changes during seizures can be misinterpreted as requiring treatment, potentially interfering with the body's natural response.

Innovation Solution

A medical device system that integrates brain state information from EEG signals to modulate cardiac therapy, allowing for suspension, adjustment, or different types of pacing or defibrillation therapy during neurological events, enabling targeted treatment based on brain state and eliminating unnecessary cardiac interventions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cardiac therapy is continuously provided without brain state monitoring, then cardiac conditions are treated effectively, but unnecessary interventions occur during neurological events causing interference with body's natural response

Engineering Contradiction:
Improvecardiac therapy effectivenessVSAvoidunnecessary cardiac interventions during seizures
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The system continuously monitors brain state via EEG signals and uses this feedback to dynamically adjust cardiac therapy delivery. During neurological events detected through EEG, the system suspends or modifies cardiac therapy to prevent unnecessary interventions, while maintaining therapy during normal brain states for effective cardiac treatment.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The cardiac therapy system transitions from static continuous delivery to dynamic conditional delivery based on real-time brain state monitoring. The therapy parameters (rate, intensity, duration) are adjusted dynamically according to detected neurological events, allowing the system to adapt between treatment mode and suspension mode.

Inventive Principle:
Principle #15Dynamics

2Object-generated harmful factors

If brain state monitoring is integrated into cardiac therapy systems, then unnecessary interventions are eliminated, but device complexity increases

Engineering Contradiction:
Improveunnecessary cardiac interventionsVSAvoidintegration of EEG monitoring and cardiac therapy modulation
Core Design Contradiction:
Object-generated harmful factorsVSDevice complexity

Solution Approach 1:

The system merges EEG monitoring capabilities with cardiac therapy delivery in a single integrated device. The EEG sensor, signal processing unit, cardiac therapy controller, and delivery mechanism are combined into one unified system that can simultaneously monitor brain state and modulate cardiac therapy based on real-time neural activity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated device performs multiple functions: EEG signal acquisition, neurological event detection, cardiac rhythm monitoring, and cardiac therapy delivery. This multi-functional approach consolidates what would otherwise require separate devices into a single system, managing complexity through functional integration rather than adding separate components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS8214035B2System and method for utilizing brain state information to modulate cardiac therapy
Publication Date: 2012.07.03 MEDTRONIC INC
  • US8214035B2 patent drawing
  • US8214035B2 patent drawing
  • US8214035B2 patent drawing

AI summary

A system for regulating or modulating cardiac therapy using brain state information. The modulation may include suppressing standard, prescribed cardiac therapy for a period of time or it may involve modulating the type of cardiac therapy delivered In another embodiment, a system is provided for determining whether a cardiac event is categorized as neurologically matched, and, if so, modulating the therapeutic output to the heart.