Sensors TRIZ Cases

VR eye screening adapts visual stimuli from eye-tracking responses to diagnose ocular conditions faster and more comfortably.

Eye-tracking in VR adapts visual tests and multisensory feedback to diagnose ocular disorders with less invasive, faster screening.

Forward, reverse, and shorted current calibration compensates skin-electrode variability for accurate long-term dry electrode impedance sensing.

A detachable sensor harness and pocketed electronics keep smart garments washable, comfortable, and accurate while easing component recycling.

Probabilistic weighting filters motion artifacts across multiple physiological signals to produce more reliable monitoring output and fewer false alarms.

A flexible battery-less UV wearable uses a UV-sensitive LED and NFC to track personal exposure continuously, even with sunscreen.

A retractable cup region makes oral negative pressure visible, helping confirm nasal breathing and proper tongue-palate contact during use.

AR-guided socket modeling combines external scans with internal anatomy and stump motion data to reduce refitting and improve comfort.

Different spring constants and force sensors compare local muscle tension to estimate skeletal muscle stiffness without distortion from band tightness or bulges.

Opposed body-contact electrodes shift sensing away from the display region while improving contact stability and detection accuracy.

Contactless THz or millimeter-wave radar derives heartbeat intervals from reflected BCG signals for accurate monitoring in low light or obstructed conditions.

PGSE and OGSE ADC maps are combined into a seed point map that separates tumor from vasogenic edema for more accurate nerve fiber tracking.

Relative P-wave to R-wave ECG ratios reduce noise sensitivity and support earlier cardiac amyloidosis progression tracking.

Parallel RF transmit and receive channels let multiple nuclides be imaged simultaneously with less interference and no extra phase correction.

GAN-based beat analysis filters ECG noise without losing critical cardiac information, enabling real-time detection of anomalies.

Dynamic BDV ranges tied to patient activity help distinguish pathological states from normal variation and reduce false diagnoses.

Electrical impedance from hand and foot electrodes estimates bone mineral density quickly and at lower cost than hospital-based DXA.

Gravity-driven conductive material closes electrode circuits to track patient orientation with low power and trigger timely repositioning alerts.

Localizer scans infer body parts outside the MRI field of view to predict burn risk and warn on patient repositioning or scan settings.

Gravity-driven conductive material closes electrode circuits to track patient orientation with far lower power than accelerometer-based monitors.

A magnetic detachable ear hook replaces damage-prone snaps, improving comfort, exercise reliability, and charging case size.

Optical emission timed to cardiac cycles cuts redundant PPG sampling, preserving clinical accuracy while reducing power use and extending battery life.

Non-contact rPPG in MRI uses integrated head-coil lighting and optical detection to avoid bore space limits and field interference.

Wireless sensor data is converted into analog monitor output, freeing patient movement without replacing existing wired monitors.

An integrated mattress cable duct routes MRI cables through a longitudinal slit to prevent balun burns, dislodgment, and patient discomfort.

Displaceable and fixed support sections absorb tension loads in MRI cold-mass suspension while preserving magnet shape and field homogeneity.

Burst pulses matched to ECG frequency measure lead impedance in timed windows, reducing noise and improving signal isolation.

Inductive power and signal coupling replaces contact plugs in MRI coil interfaces, reducing contamination, bad contact, and maintenance.

A forked ferromagnetic frame supports permanent B0 magnets while cutting weight, eddy currents, and shimming needs in MRI.

A virtual touchscreen control replaces MRI table adjusting wheels, simplifying patient positioning while improving cleaning and lowering hardware cost.

Pre-concentrating skin VOCs before micro-separation and sensor-array detection enables portable, noninvasive diagnosis with higher sensitivity.

A front-facing display and camera use eyelid dark adaptation and infrared imaging to measure pupil response accurately without extra hardware.

Intense pulsed light transfers zinc through a pliable kirigami mask to pattern conductive circuits on freeform 3D surfaces quickly and cleanly.

Varying gradient pulse intensities around the 180° pulse separates stationary tissue from blood flow to reconstruct flow artifact-free MRI images.

PPG signal quality guides switching between hardware and software heart rate calculation to preserve accuracy while lowering wearable power use.

A rigid one-hand electrode assembly improves cross-body current measurement accuracy and gives real-time pressure feedback for meridian diagnostics.

EEG responses to rectangular auditory modulation help quantify auditory nerve and synapse integrity without invasive histology.

Detachable electrode units let one biosignal monitor vary electrode number and position for richer cardiac signals and more accurate heart disease detection.

A carbon shielding layer and conductive coatings dissipate polyester charge buildup, improving ECG signal clarity and placement reliability.

Grooves, recesses, and flexible corneal contact improve electroretinography signal consistency while reducing tear trapping and eye discomfort.

Measures cerebral arteriovenous oxygen difference to detect nocturnal severe hypoglycemia without needles, recalibration, or frequent false alarms.

Fluid grooves in a flexible ocular member redirect tears to stabilize electroretinography signals while improving comfort and visual acuity.

Separate drive and sense electrodes improve tissue contact and orientation detection by reducing polarization and wire resistance effects.

A carbon electrode with a water contact angle of 80° or less improves liquid spreading and electrochemical measurement sensitivity.

Skin-effect noise is isolated and removed from multiwavelength PPG signals to improve non-invasive blood sugar and HbA1c measurement.

A tapered, slit head lets a soft bioelectric electrode fit a metal hole easily while resisting detachment for stable signal measurement.

A platelet gene expression score replaces complex aggregation testing to identify hyperreactivity and predict cardiovascular risk.

Laser obstacle indication highlights ceiling fixtures in a surgical cart path, helping operators avoid collisions during OR movement.

Prepositioned ECG electrodes in a stretchable garment speed diagnostic-quality signal capture while reducing wiring bulk and placement errors.

Pre-assembled CGM skin attachment with built-in wireless communication removes transmitter connection steps and supports stable, accurate startup.