Sensors TRIZ Cases

Comparing unloaded and loaded knee and tibia motion enables footwear recommendations that preserve natural gait and reduce discomfort and injury risk.

Thin-film cortical arrays combine dense non-penetrating electrodes with low-latency processing to map brain activity in real time with minimal tissue damage.

A spacer-guided finger assist tool aligns the nail with the sensor to stabilize pressure and improve capillary refill measurement accuracy.

Corner load sensors on a wheelchair scale detect left-right posture imbalance and notify caregivers of bedsore risk without specialized bed equipment.

An inside-out ring assembly uses injection molding and clear epoxy to align sensors, avoid polishing, and speed outer cover changes.

Multi-wavelength upper-arm sensing replaces fingertip probes to deliver painless, continuous blood oxygen saturation monitoring.

Integrated thumb loops, zippers, and stretch compression help users don an electrode sleeve easily while keeping EMG/NMES skin contact aligned and stable.

Real-time HRV feedback adjusts fluid temperature and cooling duration to improve patient comfort and avoid unsafe heart rate variations.

Bilateral EEG electrode clusters compare hemisphere asymmetry to detect neurodegenerative abnormalities faster and support earlier alerts.

A microcontroller with a real-time clock aligns visual stimuli, button responses, and neuronal activity for millisecond-precise assessment.

A potential-step current-ratio approach quantifies analytes while compensating for drift, temperature, and sensor variation.

A rail-mounted scanner automates livestock biometric capture in one pass, cutting manual measurement time while keeping farm layouts simple.

Temporal sequences of driver face images improve in-vehicle emotion recognition accuracy by modeling continuity between adjacent emotional states.

Posture-based impedance correction preserves BIA accuracy while allowing electrode layouts that are easier and more natural to grip.

A magnetically soft shielding cap redirects dermatoscope magnetic fields below 0.5 mT, enabling safer skin exams for CIED patients.

Displacement current sensing and demodulation separate capacitance-driven motion artifacts from ECG signals for more accurate heart monitoring.

Displays ECG waveforms and related analysis results on one screen, reducing screen switching and easing paperless review.

Pre-assembly in an applicator and an integrated wireless chip simplify CGM attachment, reduce contamination risk, and allow user-timed startup.

Wrist temperature is corrected with heart rate and ambient temperature data to estimate core body temperature more accurately in a wearable.

A feedback-loop electrode circuit enables synchronized ECG and IPG acquisition while isolating noise from the ECG measurement path.

Automated thigh, shank, and heel fixtures enable fast, reproducible knee laxity measurement across three motion planes.

A narrow sternal ECG patch and snap-in recorder improve low-amplitude P-wave capture during extended, moisture-resistant ambulatory monitoring.

Tracks sensor reaction order and timing across rooms to detect whether predefined household actions were completed normally.

Combining widefield and radial imaging resolves signal-depth ambiguity in PPGI and SCI, producing clearer depth-resolved blood perfusion maps.

Alternating FMCW chirps let one mmWave radar track indoor oxygen levels and human vital signs for timely low-oxygen alerts.

A 3D cable-angle sensor replaces cameras and large screens, enabling portable motorized resistance training with accurate movement tracking.

Adaptive face-zone selection skips shadowed regions in driver rPPG, cutting DMS computation time and power use while preserving heartbeat recovery.

Combining PPG, accelerometry, and Wi-Fi channel state data improves sleep stage and respiratory pattern detection for better disorder recommendations.

Embedded mouse and keyboard sensors track biometric and performance changes to flag user impairment without separate monitoring hardware.

Using the jugular notch and xiphoid process as landmarks, this template grid helps patients repeat chest electrode placement for home ECGs.

In-situ ADCs at modular recording sites digitize neural signals locally, cutting crosstalk, base size, and power use.

LED blink and speaker tone patterns let a service app decode device health status without displays or wired links, speeding repair.

Positive and negative peak-hold detection captures ICG characteristic points accurately while lowering ADC speed, noise, and power use.

Feature-space mapping of RRI patterns estimates signal reliability without cardiac waveforms, improving real-time condition assessment.

Hydrogen sulfide and hydrogen sensing classify excretion types accurately while removing suction fans and simplifying sensor structure.

Adaptive bilateral arm training uses sensor-tracked handle motion and corrective assistance to improve stroke rehab and objective progress tracking.

Simultaneous DWSE and DWSTE acquisition with low-b correction enables reliable high-b diffusion MRI with less scan time and better SNR.

Outer-edge cable routing and a segmented wrist-finger sensor layout improve comfort, stability, and pulse oximetry accuracy.

Segmented display ranges magnify small P-waves in ECG or EGM traces while preserving larger peaks for clearer atrial arrhythmia diagnosis.

Active bracelet compression uses power and circumference sensing to assess tissue status reliably without calibration-heavy clinical tools.

Color-coded glucose insight displays turn complex monitoring data into simple visual cues, helping users understand trends and stay engaged.

Balances false positives, false negatives, and therapy impact to personalize seizure detection and abatement using multi-signal Pareto tuning.

Wireless trigger sampling time-aligns stimulation and biological signals, preserving analysis accuracy despite communication delays.

Soft labels from a CNN are partitioned into fuzzy rules so a compact TSK classifier keeps interpretable structure and strong generalization.

Multiple excitation frequencies help MOS gas sensors reduce noise and baseline drift, extending dynamic range for real-time monitoring.

Force and motion sensors in daily care tools infer pain patterns at home, giving clinicians more objective healing feedback.

A horse fitness scale checks weight distribution for injury signs, helping reverse-order betting stay fair and less vulnerable to insider manipulation.

Reduced HRV and respiration data enable real-time sleep onset prediction when full PPG signals are limited or poor-quality.

Wireless FM-linked electrode units preserve reference potential for accurate biopotential measurement while reducing wire discomfort and movement limits.

A pre-positioned multi-electrode assembly applies several electrodes at once, improving placement consistency, signal quality, and setup time.

Frequency-selective impedance circuitry equalizes skin electrode potentials to reduce triboelectric interference during movement.

Parametrical analysis of uroflowmetry test results identifies specific urological disorders using primary and secondary urine flow dynamic parameters.

Segmented graphical representations reduce data review complexity while maintaining measurement precision.

A frequency-dependent attenuator processes pilot tone signals within a magnetic resonance receiver system.

Cryogen-free superconducting magnets eliminate liquid helium maintenance while a retractable bore prevents limb entrapment risks.

Virtual reality system displays message threads as spatial objects alongside sender avatars for immersive navigation.

A system correlates saccadic eye movement parameters with dopamine levels to enable non-invasive neurotransmitter measurement.

Interface and processing circuitry analyze eye tracking outputs to detect user fatigue, preventing performance degradation in microsurgery.

Atomic resonance measurements drive dynamic error gain adjustments in a PID controller, preventing overcorrection caused by high magnetometer sensitivity.

A signal selection device routes analog MRI data through A/D converter chips to generate logical streams for digital processing.

A device calculates in vivo redox potential from exhaled hydrogen gas partial pressure using the Nernst equation.

Extracts walking environment features from sole load time series data, excluding non-level ground data to reduce storage and power consumption.

K-means clustering partitions noisy activation wave velocities into distinct clusters, enabling precise identification of blocking lines for ablation therapy.

A saline electrode cap uses a buffer member to cushion the sponge and maintain electrical conductivity.

A ring structure with photon sources and detectors adjusts sampling rates based on preliminary photoplethysmogram measurements to optimize data collection.

A system calculates height-mass normalized muscle volumes from MRI image data to profile unique hypertrophy patterns across athletes.

Semipermeable membranes channel acetone vapors to a sensor, replacing heart rate proxies with direct fat metabolism tracking.

A blood collection funnel uses a stand and gripping mechanism to frictionally secure small-diameter tubes during filling.

Applying Bloch simulation to determine age-specific inversion times resolves gray-white matter contrast reversal in infant brains.

A wearable device estimates blood electrolyte concentration through continuous sweat analysis.

Beamforming and Doppler processing isolate blood vessel signals through the skin, resolving accuracy issues caused by varying wrist anatomies.

A belt with an electrode array arranged at varying intervals captures electrocardiographic signals across different arm circumferences.

A planar open magnet MRI apparatus uses control circuitry to adjust magnetic field strength based on detected patient position.

Surface EMG sensing determines individual motor thresholds, enabling reliable nerve recruitment while avoiding pain and distraction.

A closed-loop neurorehabilitation system synchronizes transcutaneous auricular vagus nerve stimulation with detected patient motor activity.

A colorimetric sensor patch detects perspiration volume and biochemical components through optical changes.

Redundant communication channels verify control parameters before triggering patient table movement, preventing collisions in confined MRI spaces.

Optical image analysis identifies lung position to automatically assign breath-hold instructions, eliminating manual station selection delays.

Separating transmit and receive paths eliminates coupling losses that degrade signal detection near biological tissue.

Segmenting conductive loops into spaced members opens installation space for auxiliary devices while maintaining magnetic field homogeneity.

Adjustable coil assemblies homogenize magnetic fields to resolve trade-offs between strength and uniformity.

An integrated finger-based blood collection device uses a retractable lancet and cyclic holder to minimize hemolysis and micro-clots.

Spectrally-selective RF pulses excite off-resonance water molecules surrounding magnetically labeled cells to generate positive contrast signals.

Force sensors measure bilateral hamstring strength during Nordic curls, eliminating the need for complex isokinetic dynamometers.

Segmenting automatic and caddie modes resolves the contradiction between measurement precision and customization, delivering accurate shot guidance.

Diagnostic composite plot presents near field and far field ECG data views alongside extended duration R-R interval data.

Functionalized particles bind target analytes in vivo, enabling high-sensitivity detection without invasive blood sampling.

Distributed actuators on a carrier provide haptic feedback to guide sensor placement, resolving signal strength issues for inexperienced users.

A forefoot evaluation device uses a pivot plate to distribute axial force equally across metatarsal heads for objective mobility assessment.

Ultrasonic transducers encode ECG data from cart electrodes, bypassing bulky wearable constraints and ensuring secure wireless transmission.

A carbon-based electroconductive sensor detects sweat metabolites in real-time.

A touchscreen uses a photoconductive layer to convert reflected light into electrical signals for biometric data extraction.

An optical and mechanical sensor combination corrects motion artifacts to enable accurate real-time monitoring of venous blood oxygenation.

Periodic selective illumination of skin reduces power consumption while maintaining monitoring efficiency.

Alternating phase sound stimulations isolate cochlear microphonic potentials for accurate intralabyrinthine pressure measurement without eardrum penetration.

Thermal sensors detect febrile conditions to replace periodic screening and reduce disease transmission risks.

A removable planar table top reduces patient-to-coil distance, resolving MR image quality loss caused by thick overlays while maintaining positioning accuracy.

Digital system presents R-R interval data via near and far field ECG views to visualize heart rate variability.