Strain Gauge TRIZ Cases
- Shape Sensing Multiple Over-the-Wire Devices
A shape-sensed flexible wire determines positions of multiple over-the-wire devices via a universal catheter hub.
- Nasal Cavity Pressure Sensing Balloon for Rhinitis Diagnosis
Inflatable balloon catheter measures tissue response pressure within the nasal cavity, resolving unclear diagnostic criteria for non-allergic rhinitis.
- Multi-axis Load Bearing Device Using Piezoelectric Sensors
Segmented uniaxial sensors replace expensive triaxial units to lower manufacturing costs while maintaining measurement accuracy.
- Ocular Force Measuring Apparatus for Contact Lens Removal
A lens manipulator connected to a strain gauge load cell measures the force required to remove or deposit contact lenses on an eye.
- Wearable Interface Design Using Tissue Viscoelastic Mapping
Force-sensitive probes measure tissue deflection to compute viscoelastic properties, resolving discomfort from homogeneous material interfaces.
- Limb Ballistocardiography Signal Processing for Non-Invasive Cardiovascular Parameter Estimation
A processor transforms limb ballistocardiogram signals into synthetic whole-body data to estimate cardiovascular parameters.
- Fetal Monitoring Garment Sensor Arrangement
Radial sensor arrays on a monitoring garment distinguish fetal from maternal movements, resolving precision complexity trade-offs.
- Fiber-Optic Feeding Tube Shape Tracking
Segmented optical sensors detect tube buckling and misplacement, resolving electromagnetic tracking limitations in altered anatomy.
- Vibratory Acetabular Cup Insertion with Real-Time Force Sensing
Real-time force sensors monitor insertion loads during vibratory cup placement to prevent acetabulum fractures and ensure precise alignment.