Sensors TRIZ Cases

A dynamic bionic heart phantom simulates anatomical structure and motion characteristics using antimagnetic control systems.

CEST MRI reporter genes eliminate iron oxide toxicity and maintain detection efficiency during cell division.

A wireless motion tracking system uses reflected radio frequency signals to detect subject trajectories and calculate timed-up-and-go times automatically.

A handheld device acquires brain electrical signals using neurological electrodes.

Segmenting body regions with multiple electrodes enables portable bioimpedance measurement, resolving the trade-off between global accuracy and device mobility.

Handheld base unit processes brain electrical signals to provide statistical probability indices of normal or abnormal neurological states.

An MRI controller displays guide information to help users set a region of interest based on signal region analysis.

A measurement divider uses a gear mechanism to connect arms sized by the golden ratio for precise eyebrow contour definition.

Unipolar gradient lobes encode spatial information in pseudo-continuous MRI tagging sequences for precise vascular mapping.

A glucose sensor calibration system evaluates insulin delivery parameters before executing routines.

Jointly processing MRI signals across primary and secondary dimensions to determine subject signal representations.

Flush-mounted contact fields eliminate plug-in openings that trap fluids, enabling easy sanitization while preserving reliable signal transmission.

A millimeter wave generator and plane parallel plate detect blood glucose levels through electromagnetic reflection analysis.

Optimized inversion time eliminates fat signal artifacts while minimizing sensitivity to magnetic field inhomogeneities.

A photoplethysmography apparatus uses multi-wavelength light to acquire abdominal and reference signals for fetal oxygen saturation calculation.

A single rotary antenna pair detects vital signs using reflected radio frequency signals.

A bio-impedance spectroscopy system uses a broadband signal generator to produce an analog injection current for simultaneous multi-parameter measurement.

Adjustable upright frame supports rotatable force sensors to detect muscle contraction data signals.

An open bore coil system generates and electronically steers a Field Free Line to enable patient access during imaging.

A glucose meter features a multi-level user interface that segments control options into predefined skill-based tiers.

Segmented pillars create channels that direct hydrogen peroxide diffusion, reducing backflow and extending sensor lifetime.

A multi-sensor PPG system combines good quality segments from wearable sensors to generate a reliable physiological signal.

A polar coordinate display transforms RR interval data into radial distance and angular position to visualize heartbeat type distribution.

A wrist temperature sensor uses a thermally conductive interlayer to measure skin surface heat flux and estimate central wrist temperature.

A safety module detects contra-indications by locating implants and assessing magnetic field parameters.

A biological information display apparatus segments continuous waveforms into distinct groups for simultaneous screen presentation.

Processor selects clean ECG signals from multiple electrode pairs, reducing muscular noise and enabling prolonged monitoring with minimal memory usage.

Near-infrared spectroscopy measures tissue pH and oxygenation levels to differentiate arrhythmic from asphyxial cardiac arrests.

A phantom calibration body with two compartments containing distinct solution concentrations standardizes quantitative diffusion parameter extraction in magnetic resonance imaging.

A driver status detection apparatus monitors physiological signals using electrocardiogram, electroencephalogram, and photoplethysmography sensors.

Silicon carbide electrodes expand the detection window to 5.8V, preventing corrosion and biofouling in chronic biosensing.

Machine learning analyzes infrared thermal images to measure multiple physiological parameters, eliminating contact infection risks while maintaining accuracy.

A Bayesian quantitative susceptibility mapping method constructs likelihood from complex MRI data to generate tissue magnetism images.

Coupled physiological signal measuring device integrates discharge control elements and active noise cancellation for accurate real-time monitoring.

Multiple optical sensors on a wearable device select optimal signals to maintain accuracy during outdoor sunlight exposure.

Shielded electric fields concentrate sensing energy to resolve measurement precision versus device complexity trade-offs.

A portable allergy test kit uses a biosensor to detect immunoglobin A in sweat.

Embedded sensors detect falls and store impact data, resolving the trade-off between device complexity and user safety.

Real-time MRI parameter adjustment monitors implant device safety status during imaging scans.

Movable electrode hubs adjust to scalp contours and emit conductive fluid, resolving placement precision issues in neurological detection.

A blood collection system uses a puncture needle and an inflatable cuff to apply pressurized air for efficient self-service sampling.

A magnetic resonance imaging apparatus adjusts irradiation frequency to match local resonance.

A segmented collector electrode occludes portions of the primary ion chamber electrodes to measure radiation beam currents.

Multi-wavelength PPG detection calculates a ratio R value to identify blood type, eliminating invasive sampling and reducing processing time.

An actuating lever draws physiological samples into a collection chamber, resolving the contradiction between patient comfort and reliable sample preservation.

A guide map overlays magnetic field homogeneity data on anatomical images to position spectroscopic voxels accurately.

Frequency monitoring of gradient pulses prevents forbidden band excitation, reducing mechanical force flow and noise while avoiding data loss.

Interpolating artificial beats compensates for data loss from removing unsuitable heartbeats, maintaining frequency spectrum integrity.

Flexible textile electrodes detect electrical signals from active muscles while inertial sensors track movement for real-time feedback on fatigue and balance.