Sensors TRIZ Cases

Segmented filtering removes spectral overlap between baseline noise and ECG signals without requiring heart rate knowledge.

A magnetic resonance control facility dynamically adjusts gradient slew rates based on patient position to optimize imaging speed.

A neuro-bud device uses expandable springs to position biosensor electrodes against the ear canal for physiological parameter detection.

RFID test strips transmit electrochemical data wirelessly, eliminating physical insertion and reducing contamination risks in glucose meters.

Evaluating smoothed noise parameter rates of change detects in vivo sensor malfunctions, differentiating interference from actual device failure.

A gradient coil assembly uses radial through openings in a cylindrical carrier to provide access for combined medical modalities.

Embedding wire bonds in adhesive eliminates coating thickness that weakens capacitive coupling, maintaining flatness while preserving sensing accuracy.

Sensor device measures electromagnetic environment characteristics at signal acquisition points to enable precise electrophysiological data capture.

A wearable sensor retaining device uses a segmented adhesive baseplate to secure monitoring units while allowing reversible detachment for charging.

Segmenting the carrier board isolates fixation from measurement, reducing ambient light interference while maintaining breathable comfort.

A signal quality measurement system evaluates ECG lead stability to select high-quality data for patient monitoring.

A nested light field camera element captures 4D optical data within an MRI receiving region.

A prediction device visualizes unobserved physiological values within a dynamic range that adapts to data acquisition intervals.

Sliding probe segments and a centering element align limbs for accurate oxygen saturation measurements.

A system generates electrophysiology maps by automatically adding data points that satisfy location-based and rhythm-based inclusion criteria.

An earplug integrates thermistors and photoplethysmography sensors to detect temperature gradients and heart rate variations.

A coma evaluation system processes biosignals to isolate induced eye-movement responses from spontaneous artifacts.

A wearable device detects skull vibrations through bone conduction to count consecutive chews.

Dynamic voltage scaling adjusts LED voltages via a buck boost converter, reducing surplus heat dissipation and extending battery life.

Separate guidance and drive mechanisms prevent distortion from shared springs, reducing bouncing during penetration.

A retractable blood taking needle uses an interference fit between a piston and outer sleeve to lock the needle inside a protective cylinder.

Adjusting multi-band RF pulse excitation order to separate spatially adjacent slices temporally.

An evaluation method groups signal peaks to isolate individual axons within complex bundles for precise neurotransmission assessment.

An integrated analyte testing device uses a single actuator to cock the lancing mechanism and expose the test strip simultaneously.

Segmented slip rings prevent stray magnetic fields from continuous current paths, preserving MRI image quality during combined therapy.

A medical sensor uses a biasing member to adjust an outer cover opening for patient application.

An inductor coil measures inductance changes to detect metal artifacts in patient eyes.

A patient bed sensor system processes load cell and air pressure signals to classify movement data while filtering external motion artifacts.

A hybrid monitoring system combines raw sensor inputs with inferred activities to reduce computational complexity and improve alert accuracy.

A coherent light source generates speckle patterns while an image stabilization system moves the imaging device to capture correlated images for velocity determination.

A sleep stage determination system adapts detection algorithms to individual sleep cycles for real-time accuracy.

Recessed reinforcing ribs on a puncture needle protector lock the cap, preventing displacement during transport while simplifying removal operations.

A shielded transmission unit exchanges pairing codes via light signals between Bluetooth devices.

Calculated coil-to-body spacing enables dynamic MR sequence selection that prevents specific absorption rate thresholds from being exceeded.

Extreme value extraction replaces auto-correlation functions, reducing hardware costs and energy consumption while maintaining measurement precision.

Cationic and anionic monomer ratios create a monotonic relaxation time response, eliminating ambiguity in pH detection across biological ranges.

Segmenting long saturation pulses into multiple shorter sequences with varied parameters improves Contrast-to-Noise Ratio while reducing image acquisition time.

Ear-attached conformance portions adjust distance between the band and ears, resolving electrode pressure discomfort while maintaining measurement precision.

Segmented signal processing and dynamic template updates resolve the contradiction between measurement precision and noise interference in MRI ECG systems.

Segmented glove electrodes and preliminary placement simplify operation while the electronic unit processes signals for accurate diagnosis.

Tail-end and front-end sensors measure blade transit time to correct motor transmission errors for precise radiation field fitting.

Merging BOLD oxygen detection with strain-encoded imaging eliminates inter-sequence motion errors during cardiac assessment.

Clamp members redirect leakage flux to increase usable magnetic field strength, reducing equine MRI imaging time and anesthesia risk.

Conductive desk sensors detect cardiac signals automatically, eliminating user effort required by portable monitors.

An elongated analysis module integrates a pricking member, collecting duct, and immunochromatographic strip for rapid blood testing.

A medication delivery device routes alarms to a remote user-interface for snoozing or silencing.