Electrocardiography TRIZ Cases

Standardized ECG monitoring of T wave amplitudes enables early detection of subtle postoperative blood loss, replacing time-consuming manual vital sign checks.

Continuous discharge cannulas relieve heart workload by routing blood return through a single pump assembly, eliminating complex reservoirs and balloons.

A biocompatible membrane seals the sensor carrier, preventing blood flow alteration and clotting during measurement.

A sensory stimulation system modulates intensity based on real-time brain activity to accelerate sleep onset.

A pressure wave sensor detects fluid circuit signals to extract heart pulses and classify beats for parameter calculation.

An arousal level control apparatus calculates setting values for environmental devices using an optimization model to maximize objective functions.

A body-worn system measures respiratory rate using impedance pneumography and accelerometer waveforms.

A monorail guide catheter with a double-lumen structure and independent outer and inner tubes.

A system synchronizes infusion pump timing with patient physiological signals to calculate dynamic indices for fluid responsiveness assessment.

Quantifying high frequency QRS amplitude changes above 100 Hz reduces false negatives during stress testing.

Characteristic functions represent sensor data samples to enable efficient environmental annotation queries.

A model predictive controller adjusts drug infusion rates using real-time physiological feedback signals.

A sleep score assessment system generates session values by comparing current sensor metrics against reference data from prior sessions.

A signal processing apparatus converts input signals into phase component signals to calculate phase gradients.

Capacitive and resistive sensors detect blood pressure waveforms, enabling dynamic cardiac output adjustments without mechanical inflation.

ICA separates fetal and maternal heartbeats from mixed phonocardiogram signals.

A sleep awakening system detects human REM stages using physiological sign parameters to trigger gentle light and sound signals.

An ECG analysis system quantifies heart vector velocity and curvature changes to determine ventricular tachycardia risk.

A concave hand rest integrates plethysmogram, electrocardiogram, and body fat sensors for simultaneous biometric data collection.

An implantable device modulates atrial ventricular delay using autonomic function indices to maintain optimal cardiac timing.

Non-contact electrodes detect ambient electrical activity to filter far-field signals, resolving measurement precision conflicts in cardiac mapping.

A textile electrode creates a protruding detecting portion via a filler-filled cavity, reducing contact resistance and improving signal quality.

Staggered microelectrodes on divergent spines increase effective contact surface area while preventing adjacent electrode shorting during cardiac procedures.

Computes virtual cardiac electrical signal features from physical sensing vectors to discriminate shockable rhythms without adding electrodes.

A sleep support apparatus measures pulse wave transit time to determine body suitability for sleep.

Dynamic state estimator adjusts model parameters to reduce measurement noise impact and improve heart abnormality identification accuracy.

A blood-air mass exchange apparatus uses gas-permeable membrane conduits to transfer oxygen and carbon dioxide between fluid streams.

A biosignal processing unit calculates similarity between ECG segments to remove noise using weighted averaging.

A percutaneous catheter integrates an electrically conductive element to deliver cardiac stimulation during valve placement.

A real-time electrophysiology mapping system displays cardiac surface models using intracardiac electrode data points that meet specific inclusion criteria.

Modulated laser luminescence complements photothermal radiometry to profile subsurface demineralization without invasive contact.

An automated method analyzes available sensing vectors to select a suitable vector for cardiac event detection.

A smart relaxation mask adjusts sensory stimuli using biometric sensors to refocus attention.

A wearable cutaneous transducer delivers vibration or electrical stimulation to regulate sympathetic and parasympathetic tone.

Segmenting the cavity with dielectric partitions prevents arc formation in medical signal acquisition systems.

A delivery catheter uses a sliding inner sheath and helical tether to position an implantable medical device within patient vasculature.

An electroanatomical navigation system locates the fossa ovalis using predetermined distances from the His bundle and coronary sinus ostium.

An FPGA system extracts time-domain and frequency-domain features from electrocardiography signals to identify user health data.

A wearable garment integrates electrodes and accelerometers to capture physiological data for cardiac monitoring.

An implantable cardiac device detects potassium imbalances by measuring pacing threshold variations during therapy delivery.

Segmented beat window analysis reduces false positives while maintaining detection sensitivity for cardiac rhythm monitoring.

Broadcasting a synchronization signal resets packet numbers in wireless probes, resolving time-delay alignment issues without disrupting internal clock signals.

A segmented protective electrode structure isolates skin sensors from external electrical noise using insulated intermediate shielding layers.

Processor aggregates multiple ECG signals to determine shock delivery requirements for wearable defibrillators.

An adjustable band-like garment integrates respiratory inductive plethysmography and ECG electrodes to resolve fit issues across varying body sizes.

A tachycardia detection algorithm uses dual-vector EGM sensing to differentiate ventricular from supraventricular rhythms.

A filter processes patient reference sensor readings to generate motion compensation functions.

Parallel GPU threads filter and classify electrocardiogram signals, reducing analysis time by 17 times compared to serial workstation servers.