Sensors TRIZ Cases

Replacing invasive biopsies, deuterium MRI detects stable water isotope enrichment in proliferating cells for early chronic graft-versus-host disease diagnosis.

Derive accurate Q-factors via circuit model fitting of amplitude data to manage specific absorption rate without dedicated network analyzers.

Dual-receiver RF power calculation apparatus computes signal strength using narrow-band and wide-band methods.

Distributed capacitance loops in a flexible RF coil conform to patient anatomy, reducing weight and cost while improving imaging quality.

Bispectral EEG assessment system calculates quantitative scores from brain wave signals to detect neuro-inflammation.

A spring structure drives vertical motion in a patient table, eliminating electric motor interference with sensitive magnetic fields.

Tagging distance dependent Z-spectral analysis estimates and removes B0 inhomogeneity artifacts, improving cerebral blood flow map accuracy.

Deforming side covers engage locking mechanisms to secure the outer cover, preventing component loosening and extending device lifespan.

A wearable device adjusts physiological data acquisition frequency based on parameter deviations to conserve power.

Insulating polyimide layers on Schanz screws disrupt RF-induced currents, preventing dangerous temperature rises in bone tissue.

Acquiring 3D volume image data generates localizer slice images in orthogonal planes, reducing examination time and patient residence time.

A sensor selection facility uses image data to determine electrode positions and define signal combination strategies.

An auxiliary server authenticates examination device identifiers to enable automatic data transfer between portable medical cameras and patient systems.

T-WASSR MRI separates water and lipid peaks to map temperature changes in fat-rich tissues without prior composition knowledge.

Mapping sensor frames to image frames eliminates manual co-registration errors in brain activity localization.

Replacing rectangular geometry with a curved, edge-free housing design resolves patient discomfort caused by sharp corners in standard dental sensors.

An alarm system monitors user physical signs during immersive VR experiences to trigger timely alerts.

Intracranial high gamma stereoelectroencephalography records task-related spectral modulations for precise functional site localization.

A flexible RF coil assembly attaches to a rigid frame that bends into specific contours.

A blood-nulling magnetic resonance excitation sequence substantially reduces the signal from blood to isolate tissue signals.

Moveable electrodes on a spring-loaded housing adapt to body movements, reducing motion artifacts and improving neuromuscular signal fidelity.

Predicting cyclic motion sub-periods allows dynamic adjustment of diffusion weighting, reducing ghosting artifacts in ADC maps.

Middleware platform detects biological user data to manage unexpected conditions in head-mountable displays.

Latent vector manipulation with normal distribution improves prediction accuracy for early dementia detection.

Ipsilateral motor cortex signal decoding bypasses injured contralateral pathways to restore limb control after unilateral stroke.

Electronic control means analyzes heart rate data to identify changes indicative of increased myocardial infarction risk.

Segmented sensor channels correlate cardiovascular and respiratory signals to detect arrhythmias while containing device complexity.

Stepped ceramic guide mediates electrode placement, reducing tissue damage while maintaining handling rigidity.

Angled gradient coils reduce stray magnetic fields and improve patient access while maintaining high spatial resolution.

A relay device bridges analyte sensors and reader devices using NFC and Bluetooth protocols.

Top-down illumination and a mirror direct light onto the palm, reducing user dazzle while enabling stable non-contact image capture.

Calculates effective stimulus duration for MRI gradient pulses to determine safe magnetic field change thresholds.

Paramagnetic fluid injection and magnetic field gradient measurement identify sentinel lymph nodes without external noise interference.

An information processing apparatus associates measured blood glucose values with time-stamped interstitial fluid monitoring data.

A head-mounted visor with independent LEDs and EEG electrodes measures occipital electrical responses to visual stimuli.

Heat exchange catheters calculate blood flow rates from heat transfer data to provide real-time physiological monitoring.

Integrated cardiopulmonary exercise system combines ECG data with respiratory gas analysis to improve diagnostic accuracy for ischemic heart disease.

A cardiac activation detection system computes electrogram energies to identify local activation times using a maximum flow graph solution.

A gas cell apparatus applies multi-axis magnetic fields to enable precise three-dimensional vector measurement via optical pumping.

Analog switches enable automatic activation in a bandage-like housing, while snap-button connectors facilitate efficient data transfer and noise reduction.

A pain sensory nerve stimulation apparatus uses anode needle and cathode ring electrodes to selectively stimulate C fibers.

A sample measuring device transmits measurement data via wireless communication using a first data transmitter receiver.

Accelerometer captures subject movement data to differentiate sober and drunk states, replacing complex breathalyzers with cost-effective motion analysis.

An AI methodology maps cardiovascular waveforms to intrinsic frequency parameters using sparse time-frequency representation.

Casting electrodes into a flexible support layer creates a durable sensor belt for infant vital sign monitoring.

An automated blood pricking head uses electromechanical disarming to withdraw needles, reducing healthcare staff injury risks.

A patient unit exchanges data with a remote database to retrieve encounter instructions and send response measurements.

Wireless harness system with conductive gel eliminates hair removal stress while maintaining accurate multi-parameter physiological data.

A photoacoustic sensing apparatus uses light and ultrasound to measure blood parameters.