Hello, hope you are well. It's highly unlikely that the texture of your hair has anything to do with the surgical procedure itself. Changes in texture can occur for a multitude of reasons ranging from how you treat your hair and medications that you take to hormones and nutrition, etc. As far as...
Given your symptoms of heavy eyelids and mild eyebrow ptosis, there are a few surgical options to consider:1. Upper Blepharoplasty (Eyelid Surgery). Removes excess skin and fat from the upper eyelids. Reduces eyelid heaviness and improves the visual field if excess skin is obstructing vision....
It appears you still have excess skin of the upper eyelids. Your photographs are somewhat limited. You may benefit from a brow lift and you may also benefit from a lower blepharoplasty to transpose the fat to fill in the tear troughs.
Best Wishes,
Gary Horndeski, M.D.