Heart Stimulators TRIZ Cases
- Implantable Pulse Generator Feedthru EMI Filtering
Replacing expensive platinum iridium wires with chip capacitors reduces material costs while maintaining effective EMI filtering.
- Left Ventricular Safety Pacing for Cardiac Resynchronization
Programmable controller segments left ventricular pacing sites with nested refractory periods to prevent asystole during inhibited cycles.
- Implantable Cardiac Pacing Rate Adjustment via Pressure Sensing
An implantable device monitors cardiac chamber pressure and increases pacing rate to reduce atrial volume overload and prevent stretch-induced fibrillation.
- CRT Pacing Parameter Selection via Intracardiac Electrogram Reconstruction
Implantable medical device reconstructs multi-lead surface electrocardiograms from intracardiac signals to determine optimal pacing parameters.
- Software Configurable Medical Device Platform
A software-configurable medical device platform uses a general-purpose processor to implement therapies via modular code.
- Adaptive Vagal Stimulation for Acute Myocardial Infarction
Adaptive vagal stimulation manages acute myocardial infarction by reducing cardiac workload and inflammation via physiological parameter monitoring.
- Multi-Channel Sensing in Implantable Cardioverter Defibrillators
A multi-channel signal processing system uses high and low sensitivity sensors to detect cardiac signals.
- Dynamic AV Delay Adjustment for Implantable Cardiac Devices
A method scales atrioventricular delays using real-time intervals and heart rate factors to manage pacing therapy in implantable medical devices.
- Noninvasive VfA Pacing Evaluation via External Electrodes
External electrodes capture cardiac signals to evaluate ventricle from atrium pacing settings, eliminating invasive implantable device requirements.
- Cardiac Device Programmer Accelerated Test Mode
Automated parallel testing reduces cardiac device programming duration below one minute.
- Biventricular Pacing Optimization via Multielectrode Grid Testing
Real-time testing with a flexible multielectrode grid identifies optimal pacing parameters, resolving variable effectiveness in heart failure treatment.
- Left Ventricular Pacing Synchronization via Intrinsic Right Ventricular Depolarization
An implantable medical device synchronizes left ventricular pacing pulses with intrinsic right ventricular depolarizations to maintain cardiac resynchronization.
- Implantable Cardiac Device Baseline Correction for Noise Detection
Operational circuitry detects noise events and initiates baseline correction to maintain accurate cardiac signal sensing.
- Wearable Pacing Capture Verification via ECG Signal Analysis
A wearable medical system verifies pacing pulse capture by analyzing post-delivery ECG signals to confirm therapy effectiveness.
- Morphology-Based Precursor to Template Matching for ICD Rhythm Discrimination
A morphology-based precursor filters heart rhythm signals before template matching.
- Adaptive Ventricular Pacing Protocol for Intrinsic Conduction
Ventricular pacing protocol reduces unnecessary ventricular pacing frequency while maintaining AV synchrony via dynamic mode adaptation.
- Dual Site Pacing Using Single Bipole Anodal Cathodal Capture
A cardiac pacing method uses a single bipolar electrode pair to deliver simultaneous anodal and cathodal capture at two distinct heart sites.