An effective, non-surgical way but time consuming, is to use dilating tube which can wither be silicone, rubber, metal, or even wood. You can adjust the size gradually as needed.
Depending on the depth of your wrinkles and folds, there are many different fillers to choose from. Fine lines around the mouth are best treated with Belotero, while deep marionette lines respond well to Perlane or Voluma. All of these are made from Hyaluronic acid, a natural...
Dermal fillers will not correct your notch because it is located at the scar from your wedge excision. Since the scar is less pliable than the adjacent skin, the filler will tend to expand the skin next to the notch, but not the area of the scar. The notch could look actually look...