Strain Gauge TRIZ Cases
- 3D Force Sensing via Fluid Pressure Distribution
Segmented fluid pressure chambers measure force magnitude and directional angles to resolve the trade-off between measurement precision and device complexity.
- Flexible Sheet Sensor for Accurate Edema Measurement
A flexible sheet sensor detects capacitance changes to measure edema while preventing indentation on the limb.
- Piezoelectric Sensor Array for 3D Mechanical Property Mapping
A piezoelectric sensor array measures mechanical properties of biological tubes by applying force and tracking displacement.
- Robotic Joint Revision System for Precision Bone Preservation
A robotic joint revision system uses image-guided navigation to execute precise debonding motions.
- Neural Event Detection via Mechanomyography
Mechanical sensors detect muscle movement signals to identify nerves during minimally invasive surgery.
- Sleep State Determination Using Historical Signal Comparison
A method determines user sleep states by comparing current physiological signals against stored historical data patterns.
- EIT Measurement Belt with Integrated Strain Gauges
Integrated strain gauges on the measurement belt estimate contour shapes, resolving positional relation specification errors in electrical impedance tomography.
- Skin Measuring Apparatus with Mover and Catch
A skin measuring apparatus uses a movable component to deform tissue while sensors record force and position data.
- Modular Continuum Endoscope Segmented Actuation
Distributed segment motors replace Bowden cables to eliminate friction loss while enabling multi-axis bending for complex colon navigation.
- Compliant Variable Capacitor for Respiratory Motion Compensation
A compliant variable capacitor detects thoracic expansion to generate triggering signals for medical imaging synchronization.
- Surgical Stapler Spline Crash Correction via Motor Oscillation
Motor-driven anvil retainer oscillates between extension and retraction positions to prevent spline crash in surgical staplers.
- Amorphous Metal Stretchable Multimodal Sensor
Amorphous metal alloys replace conductive nanotubes in a stretchable multimode sensor, preventing cracking and preserving electrical characteristics.
- Fiber Bragg Grating Displacement Sensor Using Shape-Memory Alloy Tube
A fiber bragg grating displacement sensor uses a shape-memory alloy tube to protect the quartz fiber and ensure predictable deformation.
- Catheter Force Control Device with Linear Actuator
A hand-held catheter force control device uses a linear actuator to adjust catheter position in real-time.
- Medical Device Assembly Integrating Pain Assessment and Therapy
A medical device assembly connects an algometer portion to a therapeutics delivery portion for integrated pain assessment and treatment.
- Segmented Spine Support Plate with Stabilizing Stirrups
A segmented support plate with stabilizing stirrups maintains spinal alignment through variable rigidity zones.