Wearable Defibrillator Electrode Assembly Feedback for Correct Placement
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Solution Overview
Problem
Existing wearable cardiac devices lack effective mechanisms for ensuring proper assembly and positioning of electrodes, leading to potential misplacement and reduced effectiveness in detecting and treating life-threatening arrhythmias.
Innovation Solution
Incorporation of local assembly feedback circuitry and sensors in wearable cardiac device components to provide immediate visual, auditory, and tactile feedback during assembly, ensuring correct placement and orientation of electrodes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional wearable cardiac devices are used without assembly feedback mechanisms, then the device structure remains simple, but electrode placement accuracy deteriorates leading to potential misplacement
Solution Approach 1:
The patent implements assembly feedback circuitry with sensors that detect electrode placement status and provide real-time feedback to the user through visual, auditory, or tactile signals. This feedback mechanism guides users to correctly position electrodes, ensuring accurate placement without requiring complex pre-assembly procedures.
Solution Approach 2:
The device enables users to independently verify and correct their own electrode placement through the feedback system. The sensors automatically detect placement status and provide guidance signals, allowing users to self-correct positioning errors without external assistance or complex assembly procedures.
2Measurement precision
If assembly feedback circuitry is added to wearable cardiac devices, then electrode positioning accuracy improves, but device complexity increases
Solution Approach 1:
The patent incorporates sensors and feedback circuitry that detect electrode placement status and provide real-time guidance signals. This systematic feedback approach ensures precise positioning by continuously monitoring and guiding user placement actions through multiple sensory channels.
Solution Approach 2:
The feedback mechanism provides localized guidance signals at or near the electrode placement site, enabling users to make precise local adjustments. Different feedback modes (visual, auditory, tactile) are provided at specific locations to guide placement of individual electrodes with high precision.
3Ease of operation
If multiple feedback indicators are implemented in wearable cardiac devices, then user comprehension of assembly status improves, but device complexity increases
Solution Approach 1:
The patent employs multiple feedback indicators providing information through different sensory modalities (visual lights, auditory beeps, tactile vibrations). This multi-channel feedback system comprehensively communicates assembly status and placement accuracy, ensuring users fully understand their positioning actions.
Solution Approach 2:
The feedback system varies the parameters of indication signals (intensity, frequency, pattern, modality) to convey different assembly states and guidance information. By changing signal characteristics rather than adding separate physical indicators, the system achieves comprehensive communication with moderate complexity.
Data Source
AI summary
A wearable cardiac device for providing feedback during device wear includes a garment, tags disposed on the garment, and electrodes configured to facilitate sensing electrical signals associated with cardiac activity of the patient and/or delivering therapeutic pulses to the patient. Each electrode is configured for assembly into the garment in a respective predetermined position. At least one respective electrode includes respective local position feedback circuitry. Each respective local position feedback circuitry includes a position verification sensor configured to sense one or more tags and one or more local position feedback indicators locally disposed on the respective electrode and configured to provide a human-discernable feedback alert indicating whether the respective electrode is assembled into the garment in the respective predetermined position. The position verification sensor is further configured to activate the one or more local position feedback indicators based on whether the position verification sensor senses the one or more tags.