Full urinary bladder is preferred if in the 1st-trimester
Ultrasound Machine Preparation
Transducer: Curvilinear Ultrasound Probe (Ideal Choice) or Phased Array Probe.
Preset: Pelvic or Abdomen
Machine Placement: Position the ultrasound machine on the right side of the patient with the screen facing you. With this configuration you can face both the patient and the ultrasound screen, scanning with your right hand and manipulating buttons on the machine with the left hand.