Assertion: doppler ultrasound | /r/CapableOf | use a transducer wand
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Source sentences:
text: At times, a better diagnostic image can be generated with the insertion of a special transducer into one of the body’s natural openings: Transvaginal ultrasound uses a transducer wand that is placed in a woman’s vagina to get images of her uterus and ovaries.
text: Transrectal ultrasound , sometimes used in the diagnosis of prostate conditions, uses a transducer wand that is placed in the rectum.