Electrocardiography TRIZ Cases

Dynamic adjustment of compensatory phase amplitude and duration minimizes blanking periods while maintaining reliable charge balance.

A guidance system detects intravascular ECG signals to determine catheter proximity using P-wave deflection values.

Derive preload information and detect mitral valve regurgitation by analyzing trough-to-peak rise phases in estimated blood flow waveforms.

A breathing system vaporizes liquid analgesics into inhaled gas using an electronic control unit that adjusts substance addition based on user input frequency.

A catheter mechanism uses shape memory alloy to achieve omni-directional deflection without pull wires.

Metal braid catheter shaft transmits torque through unc uted wire bundles, preventing lead wire insulation damage during side hole processing.

An adhesive electrode patch aligns spaced electrodes along the patient's longitudinal axis to secure stable bioelectric signal capture.

Segmented distal hub struts distribute mechanical stress during radial expansion, enabling high electrode density without increasing device trauma risk.

An interventional system uses an optical shape sensing fiber to determine respiratory motion by tracking device movement.

Integrated sensor stack combines optical, electrical, and thermal components to resolve contradictions between measurement accuracy and device weight.

A monitoring device analyzes apparent pulses formed by superimposed heart and pump signals to determine connection integrity in extracorporeal blood circuits.

Segmented design reduces cost by reusing electronics while rendering disposable electrodes unusable after separation to ensure hygiene and reliability.

A physiological monitoring system modulates light drive signal parameters to reduce power consumption in battery-powered medical devices.

A heartbeat detection method sums absolute velocities from multiple ECG signals to identify cardiac events at a single time point.

A spherical apparatus uses finger indentations to detect stress parameters and provide feedback.

A cloud-based system collects and analyzes cardiovascular data from multiple disparate monitoring devices.

Nested hollow coupling joins unequal diameter catheter shafts, ensuring atraumatic transitions and secure bonding via ultraviolet curing adhesive.

Electrocardiogram analyzer establishes reference waveforms from non-arrhythmic heartbeats for accurate monitoring.

A template-based ECG signal comparison identifies R-peaks by matching input waveforms against a stored reference pattern.

An integrated resuscitation system uses autonomous ECG monitoring and activity sensors to guide users through CPR and defibrillation.

Bio-signal analyzing section compares R-R time ratios to identify stable cycles, reducing manual tester burden and improving measurement efficiency.

A catheter shape-imparting mechanism uses a collapsible sleeve to deploy an elongate element.

An implantable registering unit captures intracardiac electrical signals and compares them against reference waveforms to assess cardiac function.

A pressure-controlled injection port delivers therapeutic agents directly into feeder vessels using dynamic occlusion to isolate target tissue.

A cardiac virtualization test tank uses driving signals to generate temporally varying electrical fields.

Segmentation and merging principles enable simultaneous detection of heart rate, temperature, and biopotential signals across layered substrates.

A self-regulating expiratory valve structure modulates airflow resistance through dynamic membrane sealing to maintain consistent airway pressure.

Correlation analysis with fiducial alignment corrects overdetection to improve measurement precision of cardiac event classification.

A biosignal transmitter extracts unit signal feature points to reduce data transmission volume.

An integrated catheter placement system combines ultrasound imaging, magnetic tip tracking, and ECG guidance for precise vascular positioning.

Processor analyzes electrical signals to identify complex fractionated electrograms and map reentry sites.

A medical imaging system generates blended cine loops by merging base and non-base image sequences using weighting functions.

A biosignal processing apparatus switches between voltage and current inputters to handle diverse electrical physical quantities.

An energy analyzing unit measures diverted power from defibrillators to connected ECG devices.

Adaptive thresholds and wavelet transforms resolve noise sensitivity in ECG signals, ensuring reliable R peak detection for precise balloon pump timing.

A respiratory therapy device synchronizes breathing patterns with heart rate variability to improve physiological coherence.

Lambda filters replace reference spectrometers to calculate bio illuminance, reducing device complexity and manufacturing costs.

A single connector couples nested anterior and posterior terminals on a sensor vest, eliminating separate connectors to reduce device complexity.

Dynamic graphical objects representing heart rate data fade or intensify based on recency, solving low user motivation in health monitoring.

A lead signal switch disconnects an amplifier input terminal from a reference point and reconnects it to a patient limb electrode.

A non-contact electrocardiogram sensor system uses a secondary sensing circuit to monitor the subject-to-electrode gap and corrects signal gain variations.

A wireless cardiac sensor integrates ECG electrodes and an audio transducer into a single housing for simultaneous data capture.

A validation module determines external monitoring device placement using heart rate and sound data.

Triangulation algorithms process intravascular map points to calculate area strain and mechanical activation time.

Replacing electrical current with mechanical force detection, the system calculates heart rate and blood pressure without harmful exposure.

A computer-based model construction system generates electrophysiological maps by additively blending color values into normalized 3D texture regions.

A defibrillation system detects CPR cessation to trigger artifact-compensated shock delivery.

A wearable therapy system integrates vibration motors in a headband and inflatable bladders in a wrist band to deliver targeted mechanical stimuli.

Cryoadhesion anchors a catheter chamber to cardiac tissue, resolving visualization and reconstruction bottlenecks during minimally invasive procedures.