Table 1 Key features for the developed smart catheter microsensors.
Parameter | Working principle | Resolution | Accuracy | Range |
|---|---|---|---|---|
Pressure | Polysilicon diaphragm | 0.1 | 1 | 0–50 mmHg |
| Â | based | Â | Â | Â |
Temperature | Resistance temperature | 0.03 | 0.1 | 25−45°C |
| Â | detector | Â | Â | Â |
Flow | Thermal diffusion — periodic heating | 0.25 | 5 | 0–200 mL/100g-min |
Oxygen | Electrochemical | 0.2 | 1 | 0–160 mmHg |
Glucose | Electrochemical | 0.01 | 0.05 | 0.03–10 mmol/L |
Lactate | Electrochemical | 0.006 | 0.1 | 0.02–8 mmol/L |
Glutamate | Electrochemical | 0.1 | 1.5 | 3–150 nmol/L |
ECoG | Depth electrode | 0.01 | 0.02 | 0–200 mV |