Heart Defibrillators TRIZ Cases
- Multipart Non-Uniform Patient Contact Interface for AEDs
A multipart non-uniform patient contact interface distributes circuitry into flexible components, reducing device-to-patient impedance on non-flat surfaces.
- Wearable Cardioverter Defibrillator Event Logging and Remote Data Transmission
A wearable cardioverter defibrillator logs time-stamped event data locally and transmits it to remote devices for analysis.
- Flexible Therapy Electrode With Segmented Gel Reservoirs
Segmented gel reservoirs dispense conductive fluid to maintain consistent skin contact, resolving structural stability versus reliability trade-offs.
- Adaptive Self-Testing Frequency for Defibrillator Battery Life
Adjusting high voltage test frequency based on device age detects latent defects early while minimizing energy consumption.
- AED Capacitor Segmentation for Compact Biphasic Shock Delivery
Capacitor segmentation enables compact automated external defibrillators to deliver biphasic shocks with equal voltage and peak current.
- Electrical Stimulation for Diastolic Flow Reversal Prevention
Dynamic electrical stimulation induces isometric contractions that reduce peripheral vascular resistance and prevent diastolic flow reversal in arterial beds.
- Implantable Defibrillator Noise Detection via 2D EGM Curves
An implantable defibrillator analyzes combined electrogram signals to generate a two-dimensional parametric characteristic for cardiac cycle representation.
- Cardiac Tissue Rotating Activity Termination via Segmented Pulse Sequences
Segmented electric pulses synchronize cardiac tissue before applying a termination pulse to stop rotating activity.
- Single-Use AED Event Monitoring Module for Activation Control
An event monitoring module detects automated external defibrillator activation states to generate deactivation commands.
- Life Support Device Communication Protocol Integration
A life support system coordinates treatment protocols between distinct medical devices to enable seamless care escalation.
- Leadless Pacemaker Multimode Communication Switching
A leadless cardiac pacemaker switches between conducted and inductive communication modes using multiple coils.
- Implantable Cardiac Device P-Wave Oversensing Detection
Implantable medical device compares peak amplitudes to distinguish true R-waves from oversensed P-waves, preventing inappropriate pacing inhibition.
- Planar Transformer Assemblies for Implantable Defibrillators
Hierarchical winding placement minimizes voltage across dielectric layers, extending material life while reducing transformer volume.
- Dynamic Medium Voltage Therapy Control for Muscle Fatigue
Segmenting stimulation across muscle groups prevents fatigue, extending effective cardiac perfusion during arrhythmia treatment.
- Controllably Isolated Housing for MRI-Safe Implantable Devices
Dynamic isolation switches disconnect the implantable device housing during MRI scans, preventing RF-induced currents and ensuring patient safety.
- AED Network System for Rapid Cardiac Emergency Response
Networked AED system reduces cardiac emergency response time by dynamically alerting and deploying the closest available defibrillator units.
- Transthoracic Impedance Cardiac Output Detection Using Integer Filtering
Integer filtering calculates amplitude ratios from transthoracic impedance to determine cardiac output, reducing processor load compared to FFT methods.
- Implantable Cardiac Discriminator Using Sensed Interval Delta
An implantable medical device calculates a sensed interval delta between bipolar and unipolar cardiac signals to classify arrhythmia beats.
- Implantable Recharging Bridge for Inductive Energy Transfer
A segmented recharging bridge transfers inductive energy from an external source to an implanted medical device battery.
- Multi-Port ICD Lead Detection and Mode Adaptation
An implantable cardioverter defibrillator detects connected leads and adapts its operating mode to support single or multi-lead configurations.
- Programmable ICD Energy Level for Patient-Specific Defibrillation
Adjusting the maximum defibrillation energy to individual patient thresholds reduces charging time and extends device longevity.