The energy delivered is a function not only of the power (70 mj in this case), but also other settings on the machine. Assuming all seemed to be well within a matter of days after your treatment, it is very likely that your treatment was handled properly and will hopefully lead to a nice...
The lips swell a lot when the are exposed to laser and other resurfacing treatments. I don't know how far out from surgery you are, but your swelling should go down within days of the procedure. You may also ask for oral steroids (medrol) to expedite.
Agreed, CO2 is the best, I usually treat with either full CO2 resurfacing, depending on the severity of wrinkling, or a combination of Erbium laser AND fractional CO2. Good results can be achieved with multiple fractional treatments, but the time tested full resurfacing combo works best....
