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  2. Medical ultrasound - Wikipedia

    en.wikipedia.org/wiki/Medical_ultrasound

    The machine used is called an ultrasound machine, a sonograph or an echograph. The visual image formed using this technique is called an ultrasonogram, a sonogram or an echogram. Ultrasound of carotid artery. Ultrasound is composed of sound waves with frequencies greater than 20,000 Hz, which is the approximate upper threshold of human hearing. [1]

  3. Ultrasound - Wikipedia

    en.wikipedia.org/wiki/Ultrasound

    An ultrasonic examination. Ultrasound is sound with frequencies greater than 20 kilohertz. [1] This frequency is the approximate upper audible limit of human hearing in healthy young adults. The physical principles of acoustic waves apply to any frequency range, including ultrasound. Ultrasonic devices operate with frequencies from 20 kHz up to ...

  4. Home ultrasound - Wikipedia

    en.wikipedia.org/wiki/Home_ultrasound

    Home ultrasound is the provision of therapeutic ultrasound via the use of a portable or home ultrasound machine. This method of medical ultrasound therapy can be used for various types of pain relief and physical therapy. In physics, the term "ultrasound" [1] applies to all acoustic energy with a frequency above the audible range of human hearing.

  5. Voluson 730 - Wikipedia

    en.wikipedia.org/wiki/Voluson_730

    The Voluson 730 was built upon technology developed in the 1980s by Kretztechnik, a company in Austria. [2] Medison, an ultrasound manufacturer in South Korea purchased the Voluson line from Kretz and further developed it into the Voluson 530, then the Voluson 730.

  6. Focused ultrasound - Wikipedia

    en.wikipedia.org/wiki/Focused_ultrasound

    High-intensity focused ultrasound (HIFU), or MR-guided Focused Ultrasound Surgery is an incision-less therapeutic technique [1] that uses non-ionizing ultrasonic waves to heat or ablate tissue. HIFU can be used to increase the flow of blood or lymph or to destroy tissue, such as tumors, via thermal and mechanical mechanisms.

  7. Ultrasonic transducer - Wikipedia

    en.wikipedia.org/wiki/Ultrasonic_transducer

    Ultrasonic transducer. A curvilinear array ultrasonic transducer for use in medical ultrasonography. Inside construction of a Philips C5-2 128 element curved array ultrasound sensor. Ultrasonic transducers and ultrasonic sensors are devices that generate or sense ultrasound energy. They can be divided into three broad categories: transmitters ...

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