OMG!!! That's just irresponsible! Lives have been ruined by this procedure (mine, @Vicki14, @Alibongo, @Nervous_Gent, @judith77, @Liam_Cairns to name but a few). Check out the Dangers of microsuction thread https://www.tinnitustalk.com/threads/the-dangers-of-microsuction.21921/
Here's a study...