#$%^&*AU2017201698A120171109.pdf#####ABSTRACT Described embodiments include an apparatus that includes a plurality of flaps configured to fold over each other in a folded configuration. Each one of the flaps includes one or 5 more ultrasound transducer elements. One or more balloons are coupled to the flaps, the balloons being configured to, upon being inflated, unfold the flaps from the folded configuration. Other embodiments are also described.1/4 00 CD C-,j 00 c"I ff") NO ClLLLO 4v I-)i yo/ ------ ----C14
