Electrocardiography TRIZ Cases

Integrating a floormat and handheld sensor eliminates disposable electrode discomfort while maintaining measurement accuracy for chronic disease management.

A target motion simulator system synchronizes actuators with physiological signals to replicate cardiac and respiratory movements.

Basket catheter mapping system translates electrical measurements into a three-dimensional derived model for precise arrhythmic rotor display.

Multi-resolution signal processing framework analyzes electrocardiogram wave morphology to detect cardiac arrhythmias with high sensitivity.

A wearable sensor uses elastic members with varying moduli to conform to the arm surface.

A wireless sensor device calculates normalized heart rate and variability features to determine psychological acute stress levels.

Closely spaced electrodes enable local bioelectrical impedance detection, resolving the trade-off between global body composition analysis and patient comfort.

Independent control means process multi-sensor data to adjust insulin dosing, resolving accuracy and complexity trade-offs.

Algorithm identifies Q-onset timing via slope analysis, resolving pacemaker spike synchronization conflicts.

A wireless monitoring system combining a floormat and body-worn sensor to measure blood pressure and stroke volume using bioimpedance.

A health care apparatus determines body part attachment using signal analysis to calculate accurate vital potential measurements.

A wireless system merges ultrasound imaging and ECG tracking to guide catheters during vascular access procedures.

A waveform display system maps subpixel boundaries to intensity values for rendering digitized signals.

Flexible adhesive patch with breathable materials enables extended sleep apnea monitoring without skin discomfort.

A medical instrument display remaps pixel colors to invert contrast schemes for outdoor visibility.

A catheter handle features separable shell parts and a bayonet coupling mechanism to enable internal access.

A passive RFID tag harvests wireless power to transmit vital signs without batteries.

Segmented sense modes and dynamic switching reduce crosstalk interference while maintaining accurate arrhythmia detection.

Segmenting the battery compartment into a deformable base and ruptureable foil allows users with poor dexterity to remove batteries without complex closures.

An adaptor bridges magnetic medical devices and mechanical electrodes via snap-fit and magnetic attraction.

A respiration sensing circuit uses quadripolar leads to extract physiological signals for ambulatory monitoring.

Detachable sensors in a brassiere pocket eliminate adhesive skin irritation while maintaining reliable electrocardiogram signal acquisition.

A cardiac rhythm management device detects arterial pressure waveforms to determine optimal pacing intervals for ventricular synchronization.

A smart sleep chair integrates sensors and actuators to monitor physiological states and adjust environmental settings.

A nutrient infusion control system determines parameters using subject vital sign status and demand data for automated delivery.

Motorized guidewire advancement synchronized with ECG phases reduces fluoroscopy exposure and anatomical damage during valve crossing.

Coiled insulated leadwires extend within sheaths to eliminate entanglement and electrical noise in patient monitoring.

A processor computes a personalized heart rate variability index from cardiac signals to monitor patient status.

Segmenting the motor from the impeller simplifies maintenance, while a biocompatible membrane seals the device against the ventricle wall.

Pivotable arms on an ambulatory electrocardiograph maintain precise electrode positioning across varying chest morphologies.

Segmented memory buffers in implantable cardiac monitors capture pre-episode onset signals, resolving memory constraints that obscure tachyarrhythmia detection.

Segmented catheter probe records His electrogram alternans via parallel poles, enabling beat-by-beat dual pathway AV nodal conduction monitoring.

External electrodes monitor cardiac electrical activity to identify optimal interventricular intervals.

Segmented sensor modules attach to a foldable case, resolving the trade-off between comprehensive health monitoring and compact device size.

A biological signal detection device integrates the main body and electrode portion to secure stable skin contact while protecting internal components.

A coordinating interface manages electrode resources through computer-mediated arbitration and multiway switching.

Variable wait time adjustment synchronizes MRI pulse sequences with irregular biosignals, maintaining image quality during respiratory or cardiac fluctuations.

A blood pump controller modulates rotational speed to maintain target minimum flow rates during ventricular diastole.

A ventilation device integrates electrical impedance tomography sensors with carbon dioxide and oxygen detectors to monitor lung status.

A bioelectric measurement arrangement detects interference signals using common-mode current measurement to separate useful signals from noise.

Dynamic tracking of migrating heart rhythm sources enables precise ablation therapy while minimizing damage to healthy surrounding tissue.

A photoelectric pulse sensor captures maternal heartbeat intervals for realistic audio playback.

An insulating gap separates electrode portions to resolve the contradiction between measurement precision and device complexity in cardiac ablation.

A subcutaneous medical device processes far-field ECG signals using adaptive thresholds to differentiate cardiac activity from noise.

Detecting insulation failures in implantable leads using surface potential variations from low-amplitude test pulses.

Multi-layer algorithm analyzes ventricular cycle lengths to detect atrial fibrillation and organized tachycardia without atrial signals.

An ECG analysis system sequences standard interpretation and ACI-TIPI probability estimation to streamline diagnostic workflows.

An annular lumen between the irrigation tube and deployment shaft delivers flushing fluid to the electrode array, preventing blood clot formation.

Thermochromic interior panels change color via fluid temperature control, enabling multi-parameter physiological monitoring beyond simple drowsiness detection.