Is dermapen going to correct scarring and grid pattern in my skin from laser?

I've now had 8 needling treatments throughout this year2016) 5 dermapen and 3 dermaroller 2mm. Using vit A vit C antioxidant serums sunscreen everyday. Can still see the scarring and grid pattern. Why is it not working the laser was palomar emerge 1410nm . I was told thermal damage caused the problems

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