Electrocardiography TRIZ Cases

Transforms single electrocardiogram cycles into two-dimensional image data, reducing calculation volume to enable real-time personal identification.

A cardiac detection system synchronizes blood pressure and electrocardiogram signals to calculate chamber blood flow parameters through waveform area integration.

Coalition game theory and Banzhaf power index evaluate alarm relevance across multiple sensors, filtering false alarms to reduce caregiver fatigue.

A multivariate regression model estimates cardiovascular parameters using arterial pulse pressure propagation time and waveform statistical moments.

Computerized system processes measurement values with diagnostic algorithms to resolve the contradiction between analysis time and diagnostic accuracy.

Adaptive stimulus sequences transition resting personnel to alertness without impairing cognitive abilities during emergency recall.

Implanted device transforms intracardiac electrograms into standard 12-lead surface EKG patterns using correlation parameters.

A wearable electrode uses a segmented backing member to maintain stable skin contact during movement.

A handheld bio-impedance sensor measures vital signs using reusable electrodes and a belly button fiducial marker.

Sensor nodes correlate poll packet arrival times with data availability to transmit only when the channel is free.

Cardiac and respiratory sensors replace EEG headsets to time sensory stimulation for precise slow wave enhancement.

An automated system computes atrium-hisian intervals from sensed cardiac signals to evaluate heart conduction.

An implantable medical device senses electrical cardiac signals to derive temporal and spectral parameters for hypoglycemia detection.

A wearable device detects operator alertness using physiological sensors and motion tracking to issue timely notifications.

Segmented signal processing identifies activation onsets through derivative divergence, enabling accurate reconstruction of complex heart rhythm disorders.

Automated analysis of continuous hemodynamic data resolves the contradiction between measurement precision and clinical decision-making efficiency.

A frequency analysis tool extracts ECG signal components to calculate a fitness parameter for cardiac resynchronization therapy.

An electrogram filtering circuit in a cardiac instrument handle protects external equipment from high-powered radio frequency energy.

Implantable intracoronary electrodes sample high frequency electrogram signals during specific cardiac cycle segments to enhance myocardial ischemia detection.

Replacing pressure sensors with an inline MEMS flow sensor enables gentle inhalation detection and efficient oxygen conservation.

Sensors measure dispensing parameters in a drug administration device, comparing results against acceptable ranges to confirm successful delivery.

Algorithmic cardiac episode arrangement groups episodes by discriminating features to enable automated user labeling.

Distributed sensing elements along an implantable lead body average local disturbances to capture global cardiac activity signals.

Multiscale short-time Fourier transform identifies QRS complexes in electrocardiogram signals while reducing computational burden.

A dual-pulsation bi-ventricular assist device uses a systolic support sac to compress the heart and drive blood flow.

Flexible microfibers penetrate skin pores to detect ECG signals with high fidelity.

United end parts prevent support arm clustering to maintain spatial resolution during intravascular navigation.

A cardiac rhythm management device measures atrioventricular delays during recovery from atrial pacing to determine autonomic status.

A mechanical vibration sensing system calculates a myocardial contractility index from peak endocardial acceleration and isovolumetric contraction time.

Automated post-processing reduces clinician review time by filtering false alarms through template generation and abrupt onset detection.

Segmenting the recorder from disposable electrodes prevents skin irritation during extended wear while maintaining reliable signal capture.

A bio-electrode composition combines urethane-siloxane resin with ionic liquid salts to form a stable living body contact layer.

A composite catheter shaft combines a spiral-slitted metal tube with a multi-lumen resin tube to transmit torque and resist kinking.

A position sensing unit calculates tissue impedance to determine electrode location within the body.

Analyzing ventricular cycle lengths enables atrial arrhythmia detection during intermittent ventricular pacing, resolving single-chamber device limitations.

Automatic physiological gating synchronizes x-ray exposures with cardiac cycles, eliminating motion artifacts in dual-energy imaging.

Acoustic biomarker detection isolates heart sounds from left ventricular assist device noise using signal processing filters.