Columella strut problems, are there any procedure that can finally fix this very annoying problem?

You will have swelling still and this includes over your bridge. 5 weeks is early after a rhinoplasty. I would expect your bridge to lower with time so you may get the slope you want. Please wait for a year to see your final result.

For example, if your columella is really very low, elevating the columella a large distance can help in the closure of the perforation, depending on exactly where on the septum the perforation is located. Or, if the button is working fine, then your columella possibly can be corrected while just...

Generally speaking - it's best to stay with your original Surgeon, unless conditions preclude it completely. Only you can make that determination. 11 months is quite early for final evaluation when it comes to open Rhinoplasty because- the open technique creates more swelling that lasts longer...