Sensors TRIZ Cases

Offset acquisition sequences image multiple heart slices within a single breath hold, eliminating movement artifacts from cardiac motion.

A wearable sensor restoration apparatus uses a chloride solution to bond silver atoms and regenerate degraded reference electrodes.

Deep learning models reconstruct phase contrast MRI from undersampled k-space data, reducing scan duration while maintaining measurement accuracy.

Golden angle offsets generate interleaved trajectories that reduce scan time while maintaining image quality in non-Cartesian magnetic resonance imaging.

Magnetic field sensors detect composite magnetocardiogram signals to extract fetal cardiac data, bypassing electrode limitations and maternal interference.

Segmenting analyte data by time-of-day reveals routine-related deviations, resolving information loss without increasing device complexity.

Segmenting the device into adjustable modules resolves the contradiction between compact portability and precise multi-site body composition measurement.

A medical sensor emits sporadic light pulses to reconstruct physiological waveforms while conserving energy.

Segmented optical sensors balance cost savings with patient conformance using disposable clips that lock reusable housings securely.

A fluid-based cooling system circulates temperature-controlled liquid through a channelled pad to manage patient body heat.

Camera captures real-time facial video for non-invasive glucose analysis using convolutional neural networks.

Brightness modulation highlights local activation times on electrogram traces without overlaying icons.

A body-attached electromyogram sensor uses a porous silicon substrate to expand and contract with muscle movement.

Segmented radial capillary channels increase sample volume to 40 μL without enlarging the device or compromising filling reliability.

An asymmetric gradient waveform minimizes concomitant field artefacts across all imaging regions by optimizing time-dependent magnetic field gradients.

Interleaved Bloch-Siegert shifts map transmit RF fields, reducing motion artifacts in cardiac imaging.

A wearable biosensor system generates biometric and activity data to create individualized response profiles.

A saturation pulse followed by an inversion pulse with a variable delay controls magnetization history in cardiac MRI.

Segmented conduits pass equipment tubing through MRI doors, preventing RF interference and projectile risks without disconnecting patients.

A chest-based oximeter uses a hydrogel interface to enhance optical coupling between radiation sources and the subject's skin.

A standing posture measuring device uses laser rulers and weight scales to detect shoulder inclination, pelvic tilt, leg length discrepancy, and weight bearing differences.

Segmenting electrodes from the base layer creates a washable vest compatible with magnetic resonance imaging.

A heart rate detection module converts PPG and acceleration signals to frequency domain data to identify spectrum peaks for noise removal.

A shoe insole uses a pressure switch to trigger a vibration motor when the wearer steps on their toes.

Moveable electrode hubs on a headgear frame adapt to individual head shapes, resolving the trade-off between device complexity and precise placement accuracy.

A knee joint laxity assessment apparatus uses a movable axis of rotation to measure anterior-posterior translations and rotational stability.

Rearranges reference data points to generate calibration datasets for simultaneous multislice MRI reconstruction.

Timestamp feedback corrects local clock drift in MRI coil assemblies, reducing phase errors and image artifacts.

Dual timer controller verifies measurement timing against preset values to ensure accurate biological data capture.

Continuous skin resistivity monitoring enables real-time voltage adjustment to prevent thermal burns while maintaining treatment efficacy.

A porous coil former supports antenna elements while allowing X-rays to pass through with minimal attenuation.

Deforming side covers engage mechanical locks to secure the outer cover, resolving unintentional movement and detachment under external forces.

A navigation reference detection system monitors localization element positions to identify catheter displacement.

Wave encoding gradients and multitasking techniques reduce scanning time while maintaining signal-to-noise ratio.

Applying simulated EEG training data to machine learning models improves stroke detection accuracy while maintaining non-invasive patient safety.

Interconnect members between the wearable portion and fixing members distribute pressure to reduce skin stress while improving signal-to-noise ratio.

A computer system generates a presentation sequence of visualizable data based on single-command user inputs to display relevant structures.

A blood glucose meter uses a linear manipulation knob to advance test strips from an integrated cartridge.

A wearable device records simultaneous electrocardiogram and photoplethysmogram signals to derive sleep parameters.

An MRI apparatus detects object movement during image capture to adjust pulse sequences.

Segmented capillary recesses with varying surface area to volume ratios transport small blood volumes reliably, preventing uncontrolled flow.

An adaptable deep neural network denoises mixed bio-signals by applying spectral loss training to separate noise from underlying physiological data.

A 3D magnetic particle imaging system uses non-uniform mixed-frequency excitation to generate intermodulation response signals for spatial encoding.

Hearing device analyzes user activity patterns to detect early health issues using neural networks.

Segmented loop circuitry monitors thermal events and adjusts RF power to maintain patient safety during imaging.

A multi-factor biometric authentication system combines fingerprint sensing with heart rate monitoring to verify user identity.

A foldable electrocardiography device uses a flexible printed circuit board to connect electrodes.

A TI scout sequence determines optimal inversion time values using single-shot acquisitions.