Diagnostic Recording/Measuring TRIZ Cases

A method normalizes T wave amplitude by RS amplitude to generate exercise intensity indices from ECG signals.

A smartcard fingerprint sensor uses a dual-electrode loop to measure electrical impedance for authentication.

A dual-measurement optical coherence tomography system detects axial eye position using separate wavelength sources to determine cornea-to-retina distance.

Radial spacers between inner and outer coil sections preserve magnetic field homogeneity, eliminating post-fabrication shimming costs.

Depth imaging replaces mechanical mats and inertial sensors, eliminating signal drift and patient discomfort while maintaining measurement precision.

Cost estimation system averages billed amounts across geographies and adjusts for local factors.

Ear-wearable device evaluates acoustic signals to determine rehabilitative status, addressing insufficient monitoring of patient recovery adherence.

Dual eddy current instruments isolate physiological signals using auxiliary probes and analog circuitry.

Time-multiplexed drive pulses enable simultaneous multi-site measurements, reducing hardware complexity and motion artifacts.

An SPO2 measurement device fuses optical and RF data streams to generate oxygen saturation readings.

Auxiliary antenna detects interference signals from electronic circuits to enable digital suppression in magnetic resonance tomography systems.

Calculating a dispersion parameter from multi-frequency impedance measurements resolves fluid distribution variability, improving oedema assessment accuracy.

A compensation phase corrects interference signals in simultaneous multi-slice MRI recordings.

A photoacoustic probe determines contact state by analyzing changes in acoustic wave detection signals from multiple elements.

Isolating electrical grounds in catheter probes using an isolation transformer to separate positioning and functional circuitries.

A heat storage plate warms adhesive base plates to body temperature, resolving insufficient adhesion at room temperature.

Flexible substrates with integrated strain-sensitive electrical elements measure contractile force in anisotropic muscle tissue layers.

Mobile cameras and pressure insoles calculate the valgus moment during training, replacing complex laboratory equipment for accessible risk evaluation.

A dual RF coil system calibrates phase offsets to generate uniform B1 magnetic fields for MRI applications.

A measurement apparatus compares signals with stored tooth models to locate lateral canals.

Compartment-specific diffusion tensors and relaxation times predict Gleason scores to reduce over-treatment from inaccurate biopsies.

Vector field analysis resolves ambiguity in superimposed muscle regions by distinguishing signal origins through distinct directional characteristics.

A motion sensor activity detection method estimates dynamic reference values using statistical likelihood models to adapt to changing sensor orientations.

Computer-implemented method extracts theta-alpha and delta-theta EEG power indicators to measure pain levels in non-verbal patients.

A body composition monitor combines biological impedance data with weight measurements to calculate accurate change degrees.

Variable sampling density captures maximum amplitude in pulse oximetry signals while conserving processing power during low activity periods.

A helical tube spirometer moves a ball through a spiral path to provide visual feedback of lung capacity.

Bragg grating optical fibers measure catheter shape via wavelength shifts, resolving navigation accuracy limits in minimally invasive surgery.

Correcting phase distribution deviations in side lobe portions of UTE sequences eliminates signal artifacts and improves image quality.

A wearable device uses vibration and visual cues to prompt core muscle activation during sedentary periods.

A cervical collar integrates a cooling device to lower blood temperature in the carotid arteries.

A flexible silicone fingerstall wraps around a finger to distribute clamping force evenly and shield side light.

Elastic support member connects sensor module to plate, allowing easy separation and reuse while preventing damage during removal.

A polymer sizing ring with a living hinge pivots between open and closed positions to form a precise circular band.

A medical device commands a mobile slave application to display blood glucose measurements when its primary screen fails.

Magnetic detector placement between radiation source and sensor enables stable biomagnetism measurement without subject movement.

Telescoping probe sheath moves sensors within flexible bioreactor tubing, enabling sterile insertion without damaging delicate measurement devices.

Grooves in a conductive shield layer block motional eddy currents, reducing heating and quench risks during gradient switching.

Dynamic impedance compensation corrects body surface artifacts to ensure accurate real-time probe positioning.

A handheld olfactory tester uses a thumb-actuated plunger to advance a wick through an odorant chamber for vapor release.