Our office has many different treatments for scars depending on the depth of atrophy or hypertrophy. Scars require a combination approach using our HI DEF protocol which uses a combination of lasers, topical scar modulation, and RF treatments to pixelate scars, improve contour, reduce...
Really hard to give you advice based upon the information provided. The depth of needles, PD and energy delivered will depend on the location of scars, the type of scars, the device used and any concomitant treatments. Your specialist will know best as they have assessed your scars. As a generic...
I have personally been performing medical microneedling for over twenty years, using both manual and automatic devices and needle numbers and lengths of all sizes and do not recall having had a reaction with the kind of significant swelling you describe. In general, even full face treatments ...