Pulmonary function test instrument measurement parameters:
1. SPIROMETRY: VC, TV, ERV, IRV, IC, MV, RR
2. Forced spirometry: FVC, Fev. 1, Fev. 2, Fev.
3, PEF, V75, V50, V25, v25h3. The volume of ventilation was measured by MVV, BSA, MVV/bsa
4. Airway reactivity experiment
5. Before and after Bron...
5 extended to 1 MHZ operating frequency range, curved array, 160 elements, controllable pulse, high PRF and color doppler and color power, vessels, Sonoct, advanced XRES, harmonic imaging, fetal echo, vessels and hypogastric Tsi for deep abdominal penetration, the Organization of Aberration Corre...
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