Kev kho mob ultrasound yog kev kho mob kev soj ntsuam thev naus laus zis raws li ultrasound uas pom cov ntaub so ntswg mos mos xws li cov leeg thiab cov plab hnyuv siab raum, suav nrog lawv qhov loj me, cov qauv, thiab qhov mob txhab. Obstetric ultrasound yog dav siv rau kev kuaj mob thaum cev xeeb tub.
Qhov kev xaiv ntawm ultrasound zaus yog qhov muaj kev cuam tshuam ntawm qhov kev daws teeb meem ntawm daim duab thiab qhov tob ntawm cov neeg mob tshawb nrhiav. Kev ua haujlwm rau kev kuaj mob qog ib qho hnoos qeev siv lub zaus ntawm 2 txog 13 MHz.
Txawm hais tias lub sij hawm" ultrasound" siv hauv kev siv dag zog yog siv rau kev xa mus rau txhua qhov chaw siab tshaj qhov siab ntawm lub pob ntseg sab saum toj ntawm tib neeg pob ntseg (20,000 Hz), hauv kev kho mob nws feem ntau hais txog cov suab nrov nrog lub suab zaus ntau dua li ib puas npaug.
