People have asked for more details.
This is a link to Marvista Vet: TECA (no icky pics and very straightforward.)
From Michigan Vet Specialists: TECABO (has a cat scan pic that sort of looks like Jake's)
For those of you who like watching surgical procedures: Total Ear Ablation
And here it is in great gory detail from Ohio State University Vet School: Ear Ablation Procedure