Is plasma pen treatment on nose area safe if person is prone to keloid scars?

Your photos suggest that you are an excellent candidate for a lip lift. This procedure reduces the distance between the vermillion and the base of the nose. It also produces an effect to turn out the vermillion so there is more of the vermillion on show which mimics the effect of an fuller lip. 

The names don't really matter that much. Surgeons often give procedures new names for marketing purposes, so don't get caught up in it. Look at the results and choose a surgeon you feel you can trust and work with after you consult with them. All lip lifts have an incision under the nose and...

Short answer: Yes A lower lip advancement on your left lower lip is an option. You need to accept the risk of scarring just as you do for the upper lip lift.  Gary Linkov, MD