Sensors TRIZ Cases

Dual ports on an MRI body coil allow selective activation to minimize power reflection across varying patient loads.

An MRI apparatus generates a divergent gradient field matching the radiation beam geometry.

Segmented gradient and spin echo sequences reduce dictionary size and error propagation while enabling faster acquisitions with higher SNR.

An electrode converter dynamically reconfigures internal wiring based on left or right wrist detection, ensuring accurate body component measurement.

Ring decoupling isolates multi-turn MRI coils by extracting mutual inductance, resolving detuning and preserving high Q values.

A computational system calculates subject-specific hemodynamic response functions from R2-star maps and stimulus signals.

A puncture needle cartridge uses a spiral guide to rotate the lancet case during insertion.

Injection electrode delivers calibration signal to derive weighting factors, correcting channel inaccuracy and reducing noise interference.

Determines imaging quality using anatomical landmarks and noise data, eliminating phantom measurements that reduce MRI availability.

Cylindrical chambers with rotatable structures bundle hair to reduce setup time and improve signal quality.

A computation processing unit deforms a morphology image to align structural objects with a standard brain, then applies those deformation parameters to a function image.

A processing system flattens 3-D anatomical volumes into 2-D patient-specific maps to display registered T2* quantitative data.

Cloud-based system collects electrocardiogram data and transmits it to a remote server, reducing device complexity while maintaining diagnostic reliability.

A 13C breath gas test method uses a transfer function to model gastric emptying kinetics and metabolic oxidation rates.

Embedding wire structures in foam eliminates copper trace breakage and reduces capacitance at intersections, improving signal quality.

A CNN-GNN model detects cortical spreading depressions in scalp EEG signals with high spatio-temporal accuracy.

Subsampled full-field imaging determines eye motion to correct geometric distortions in secondary retinal scanning systems.

Spatial segmentation of PET and MRI components eliminates RF shielding interference, enhancing image resolution and signal-to-noise ratio.

Segmented sealing prevents heat buildup and pressure points while maintaining airtight respiratory measurement interfaces.

Template-based correlation analysis differentiates arrhythmia signals from mechanically induced beats, resolving signal differentiation accuracy issues.

A head-mounted vision assembly uses a hot mirror to capture eye images without obstructing forward view.

A spine coil unit lever rotates into an MRI system recess to establish a direct electrical and optical connection.

Time-shifted multiband radio frequency pulses distribute excitation energy across sequential temporal segments to lower peak voltage demands in magnetic resonance imaging systems.

A magnetic resonance imaging system applies fat suppression pulses before repetition times to acquire in-phase and out-of-phase echo data.

RF analyte sensors fuse Raman data with machine learning to resolve non-invasive measurement accuracy trade-offs.

Integrating a laser marking device into the CT rotary frame eliminates complex coordinate transformations required for precise surgical instrument alignment.

Automated robotic apparatus applies controlled perturbations to measure mechanical impedance across multiple upper limb joints simultaneously.

A wearable sensor system filters motion artifacts from heart rate signals using acceleration data and discrete Fourier transform processing.

Microneedle protrusions pierce the keratinized skin layer to reduce resistance and maintain array position stability during tumor treating field therapy.

Automated image analysis quantifies under-eye skin color changes through reflective intensity profiles, eliminating subjective visual grading errors.

Segmented architecture reduces implant complexity while maintaining reliable hypoglycemic seizure detection.

Segmenting k-space enables sliding reconstruction of dynamic contrast-enhanced images while suppressing aliasing artifacts.

Electrical impedance measurement tracks tissue healing stages through integrated electrodes, eliminating dressing removal disruptions.

Calculates RR integral average from heart rate variability signals to determine stress levels without invasive sampling or time-consuming questionnaires.

A thermosensitive silicone plate changes color to map brain temperature patterns during neurosurgery.

Modulated reduction currents lower DC offsets in photoplethysmography circuits, preventing amplifier saturation and improving signal-to-noise ratios.

Horizontal tube containers and nested printing units reduce device height for bedside use.

A photoplethysmograph device uses a secondary reference LED to remove motion artifacts, maintaining accuracy despite sensor displacement.

A control device generates automatic signals for gradient and shim subsystems based on active volume data.

Flexible electrode array integrates hydrogel islands for skin adherence and a shield conductor to block external interference.

Segmented sensor and computing system analyzes physiological data from specific brain regions to resolve undiagnosed minor stroke risks.

A handheld ECG device transforms limb signals to generate accurate 12-lead measurements without bulky chest electrodes.

A contact lens circuit adjusts sensor output using a dedicated temperature component to correct measurement drift.

An intelligent alarm management system models clinical user behavior and alarm context to inform rules for presenting alarms on mobile devices.

A pulse sequence acquires bone and soft tissue MR data using radial and Cartesian k-space trajectories.

GOIA-W adiabatic pulses reduce Specific Absorption Rate while expanding spatial coverage and accelerating T1rho imaging.

Delta encoding and lossless compression reduce computational complexity while maintaining arrhythmia detection accuracy.

Radial cutting parts on the needle tip create multiple incisions, increasing blood flow reliability while reducing pain from deep penetration.

Injection molding creates consistent capillary dimensions in a single-use device, eliminating calibration needs and microbial contamination risks.