Kev tshaj lij thiab nyab xeeb Fetal Doppler AMJB15

Cov ntsiab lus ceev

Cov tawv nqaij khaus: tsis muaj
Tag nrho cov kab mob: <1000 units / g
Faecal coliforms, pseudomonas rhamnosus, staphylococcus aureus: tsis muaj
Suab ceev: 1520-1620 m / s
Acoustic impedance: 1.5-1.7 × 106 Pa.s / m
Acoustic attenuation: <0.05 dB / (cm.MHz)
Viscosity:> 15Pa.s
PH tus nqi: 5.5-8

Ntim & Xa

Specifications

Nta ntawm Ultrasound Doppler Fetal Monitor AMJB15:

High rhiab heev ultrasound sojntsuam
Tshawb xyuas lub plawv dhia ntawm 16 lub lim tiam fetus
Sau lub plawv dhia hauv lub fetus los ntawm lub computer

Specification ntawm Ultrasound Doppler Fetal Monitor AMJB15:

Ultrasound kev khiav hauj lwm zaus: 3.0MHz (2.5MHz thiab 3MHz yeem, sib txawv ntawm nominal rated ua hauj lwm zaus tsis ntau tshaj (± 5%).
rhiab heev rhiab heev: ntawm qhov deb ntawm 200 hli los ntawm kev sojntsuam nto;Qhov kev rhiab heev yog tsis muaj tsawg tshaj li 90 dB.
Zaub ntau: 50-210bpm
Kev ua yuam kev: ± 2 bpm
Ultrasound tso zis zog: <20mW
Pom zoo coupling agents:
Cov tawv nqaij khaus: tsis muaj
Tag nrho cov kab mob: <1000 units / g
Faecal coliforms, pseudomonas rhamnosus, staphylococcus aureus: tsis muaj

Suab ceev: 1520-1620 m / s
Acoustic impedance: 1.5-1.7 × 106 Pa.s / m
Acoustic attenuation: <0.05 dB / (cm.MHz)
Viscosity:> 15Pa.s
PH tus nqi: 5.5-8
Peak Negative Suab Siab (P-): <0.1MPa
Output Beam Intensity (Iob): <10mW/cm²_
Spacial-peak temporal-nruab nrab siv (ISPTA): <100mW/cm²