Heart Defibrillators TRIZ Cases

Multivariate analysis of cardiac and arousal signals estimates sudden unexpected death in epilepsy risk, reducing false positives from univariate monitoring.

A portable terminal detects activated defibrillators via wireless signals.

Implantable cardiac devices coordinate anti-tachyarrhythmia pacing delivery through enable and disable event detection.

A defibrillator detects inadvertent activation patterns to disable automatic power-on and preserve battery charge.

A defibrillator controller applies test signals through patient impedance measurement components to verify electrode electrical conductivity.

A permission manager mediates device communication via certificates to prevent unauthorized patient data access.

Analyzes intra-atrial conduction timing using dynamic impedance data to replace time-consuming echocardiography evaluations.

An active clasp and retractable protrusion prevent wearing an inoperative device, resolving reliability contradictions through color-changing visual feedback.

Multi-frequency impedance spectroscopy determines patient resistance to optimize defibrillator energy delivery and improve resuscitation success.

A medical device adjusts a tachyarrhythmia interval counter based on normal sinus rhythm beats to improve detection accuracy.

A CPR meter detects infant patients using chest compression displacement, force, and trans thoracic impedance measurements.

Dual adult and pediatric graphics on a universal electrode pad resolve confusion from separate device designs, ensuring accurate placement across age groups.

Calculating a ROSC score from ECG waveforms determines optimal shock timing, reducing delays in resuscitation efforts.

A hybrid pacing device delivers synchronized atrial and ventricular pulses to detect tachycardias.

A respiration evaluation unit calculates trigonometric coefficients to compare gains and phases between desired and real respiratory signals.

An ECG analysis algorithm uses fixed-frequency band pass filters to identify shockable cardiac rhythms during active chest compressions.

An inflatable pouch reservoir uncovers outlets to dispense conductive fluid for wearable defibrillators.

A reusable defibrillation electrode uses a flexible metallic element supported by a nonconductive substrate to spread electrical pulses across the exposed surface.

Continuous physiological monitoring detects bradycardia patterns in transient syncope events, enabling immediate therapeutic intervention.

A leadless pacemaker power manager detects battery depletion and triggers a reversible deactivation element to stop therapy delivery.

External defibrillators detect electrode plug orientation to automatically adjust delivered shock energy levels.

Processor analyzes physiological signals to detect treatment artifacts and automatically pair medical devices.

A pause detection circuit discards candidate pauses with excessive noise events to reduce false alarms.

Segmented monitoring device tracks AED location without draining defibrillator battery, ensuring operational reliability.

An implantable medical device analyzes cardiac electrogram slope to detect short circuit events in electrical leads.

A defibrillator electrode identification system uses separate conducting contacts to detect signal characteristics from an embedded element.

A pattern recognition algorithm analyzes ordered R-R intervals to identify dominant repeating sequences within a detection window.

Non-invasive sensors detect arrhythmia precursors, triggering electrode deployment only when necessary to resolve patient comfort trade-offs.

An amplifier drives the inner shield of an ECG cable assembly to reduce noise interference and improve arrhythmia detection accuracy.

A capacitor embedded in the electrode package detects pad removal via impedance changes.

Segmented electrodes on a flexible catheter target specific cardiac wall layers, reducing patient trauma from invasive surgery.

Side-loaded grooves in the shocking electrode simplify cable alignment and securement during manufacturing.

A wearable medical device uses a call button to initiate audio and video communication links with remote locations.

A cardiac stimulator sensing unit employs automatic threshold adaptation to process ventricular signals and detect chamber contractions.

A local non-implantable device relays commands to a leadless pacemaker through conductive signals transmitted by an implantable gateway.

A hydrating system maintains hydrogel moisture on defibrillation electrode pads using fluid containers and delivery mechanisms.

A sensor signal processor selects and adjusts detection thresholds based on patient co-morbidities to monitor heart failure.

Controllable current limiting circuit modulates shock generation pulses in implantable cardioverter defibrillators.

Multi-repeater relay system for implantable medical devices.

A defibrillator controller divides capacitor charging into pre-charging and additional phases to optimize energy storage.

An implantable cardioverter defibrillator adjusts shocking pulse voltage to maintain electrical therapy delivery.

An emergency backboard embeds a scale to weigh supine patients during transport.

A multi-modal electrotherapy apparatus uses a shared capacitor bank to deliver medium voltage therapy pulses alongside defibrillation shocks.

Real-time analysis of ECG signals and impedance reduces treatment delay during ventricular fibrillation by enabling faster shock decisions.

Implantable cardiac defibrillators deliver pacing bursts to establish conduction cycle lengths, reducing inappropriate shocks for supraventricular tachycardia.

Segment-based ECG analysis with isolation barriers reduces false alarms in wearable defibrillators, ensuring reliable arrhythmia detection.

A hydration layer on etched anode foil edges prevents burr-induced leakage current and short circuits in implantable medical device capacitors.