Basics of Ultrasound

  • Rajesh Gupta
  • Dilip Patel


  1. 1.
    Ultrasound physics:
    1. (a)

      Most ultrasound machines are based on B-mode display.

    2. (b)

      The beam is generated by piezoelectric crystals.

    3. (c)

      Ultrasound beams have frequency less than 20 KHz.

    4. (d)

      High frequency waves are more useful for deep structures.

    5. (e)

      Speed of sound is low in fat as compared to soft tissues.


Copyright information

© Springer Nature Switzerland AG 2020

Authors and Affiliations

  • Rajesh Gupta
    • 1
  • Dilip Patel
    • 2
  1. 1.Anaesthesia and Pain MedicineFrimley Park Hospital, Frimley Health Foundation Trust Anaesthesia and Pain MedicineLondonUK
  2. 2.Department of AnaesthesiaRoyal Free HospitalLondonUK

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