US20160324478A1_page_38

US20160324478A1 | page 38 | https://thedailydialectics.com/pdfs/wipow/US20160324478A1/US20160324478A1.pdf

US 2016/0324478 Al or stent 22 that goes through the balloon 21 can include acoustic ports and other ports for sensors and the like. The main body housing 23 can house a speaker 41 and a ear can microphone assembly 42. The module 40 can also include sensors (not shown). [0172] It should be…