Sensors TRIZ Cases

Curved flexible circuit boards maintain stable skin contact during movement, ensuring accurate pulse wave detection without excessive pressure.

An RF coil unit employs a pressurized fluid reservoir to conform flexible elements to anatomy, eliminating straps and improving signal-to-noise ratio.

A biological test device uses a removable humidity-resistant cover to protect biosensor zones from environmental moisture during storage.

A processing device segments MRI pulse sequences to determine gradient configurations using peripheral nerve stimulation models.

A diagnostic system combining corneal nerve fiber length, epithelial thickness, and basal cell density to assess limbal stem cell deficiency.

A syringe piston seal matches the target volume indicator width to provide clear optical feedback during blood aspiration.

A posture estimation system calculates error data from wearable sensor motion to correct position changes.

An implantable multi-analyte monitor uses opto-electronic components to detect luminescent signals from tissue.

A medical information processing system acquires patient answers to interview questions at different timings and compares them for consistency.

Segmented flat plate gradient coils generate steep fields while preserving lateral and medial access for breast biopsies.

A semiconductor light source changes emission wavelength via temperature variation to enable single-device spectroscopic measurements.

A reference signal processing unit adjusts polarity to align with ECG signals before digital filtering.

Dynamic atrial tachyarrhythmia detection withholds analysis during stable rhythms, reducing computational burden and false positives.

A muscle training device calculates maximum strength using a control unit and drag mechanism.

Retractable reels in a compact EKG housing manage wire leads, reducing patient discomfort and procedural time.

A vehicle health monitoring system checks driver state using mobile device data to activate safety programs.

A physiological sensor pad uses woven threads and piques to form three-dimensional textures that enhance mechanical interlocking with the adhesive layer.

Continuous center frequency tracking detects main magnetic field drift during patient scans.

A taste tester uses printed stimulant regions on a carrier substrate for self-examination of five basic tastes.

Multiple electrodes generate difference signals selected by a selector for accurate heartbeat detection despite position changes.

A wearable EEG system integrates a 360-degree image capturing unit to record environmental context alongside brain signals.

A neural cross-frequency coupling analysis system extracts phase and amplitude signals to compute coupling metrics using modular processing.

Thermal imaging with wavelet analysis quantifies facial sympathetic responses, resolving motion interference and accessibility limits.

A wearable biochemical sensor device with a boron-doped diamond electrode applies differential pulse sequences to biofluids.

Maternal ECG subtraction isolates fetal signals from abdominal sensors, resolving measurement precision loss caused by contamination.

Principal component analysis and the Biot-Savart Law synthesize high-resolution MCG images, resolving noise interference that limits diagnostic accuracy.

A textile electrode integrates a conductive gel layer with a flexible moisture barrier sheet to maintain stable electrical contact.

A flexible polymer microelectrode integrates multi-channel fluidic interfaces for localized drug delivery alongside electrical recording and stimulation.

A biological information measurement device calculates an HR/LF value by dividing heart rate by low frequency power to detect sympathetic nerve activity.

A muscle state estimation device combines circumference and myopotential sensors to calculate physiological parameters.

Variable rigidity segmentation in the wearable brain wave measurement housing protects internal wires from breakage while maintaining comfortable head fitting.

A biological information recording device acquires sensor data and associates it with designated tasks using an integrated acquisition processor.

A medical device acquires biopotential and bioimpedance signals using one electrode pair through synchronized sampling intervals.

An algorithm removes pacing artifacts from intracardiac electrograms using sequential signal processing stages.

An adjustable probe body accommodates varying limb sizes to prevent entrapment while ensuring stable signal transfer for reliable oxygen saturation readings.

A reel mechanism adjusts cable length between wearable modules, eliminating loose wire interference during sensor repositioning.

Two diode lasers measure glycaemia via selective absorption, eliminating painful skin pricking and blood sampling for patient comfort.

Electrode arrays manipulate ions in tissue electrolyte to transmit MHz-range signals, eliminating RF power consumption.

Annular physiological monitoring device determines internal spatial orientation using integrated motion sensors for precise parameter measurement.

An optical coherence imager generates stable tissue perfusion images by averaging data from stable time segments.

A wireless ECG monitor analyzes cardiac signals locally and relays arrhythmia data via a mobile handset, eliminating analysis delays.

A sensor module on livestock transmits location data only when significant movement occurs, conserving energy during routine monitoring.

Tag-on and tag-off image subtraction enables non-contrast myocardial perfusion analysis without contrast agents or stress induction.

Radio frequency reflectometry detects cardiac activity through tissue without physical contact.

Synthetic dictionary matching fits multi-component T2 signals to pixel data, resolving complexity in separating water signals for precise pathology detection.

Curved elliptical motion paths eliminate abrupt linear reciprocation, reducing joint injury risk during horizontal exercise.

A spongeless electrode design applies liquid gel directly to the skin via a permeable netting to eliminate current density hotspots caused by irregular contact.