Have you addressed the tissue above and below the elbow?
Bicep, forearm, tricep?
Have you addressed the shoulder at all?
Shoulder position can impact elbow positioning.

Few episodes to start with
Episode 316: Tricky Elbow Fixes
Burpee Smoked Elbows? Epicondylitis-ness? Voodoo it.
If you need to get a voodoo band
Banish Your Elbow Bench, Dip, Pull Up Pain, You Don’t Really Play Golf or Tennis Do You?
Pro Episode # 32 – VooDoo Floss Series #1, Theory and Elbow
Pro Episode # 34 – Voodoo Floss Primer: Elbow Part 2