It has been a question that physicians have had, and one that has not been scientifically proven, if fillers dissolve faster because Ultherapy energy was passed through the filler. If it can be scheduled such that Ultherapy is done before the fillers then there is no concern. I am not aware of...
In our Buffalo Niagara offices we have used the 1.5 mm transducers to reduce the crow's feet phenomenon and accentuate upper face and eye features with Ultherapy combined with regular maintenance Botox injections. Read my Ultherapy ebook. It is a free access ebook.
Many surgeons would probably wait several months after surgical neck lifting before submitting the patient to ultherapy to allow the swelling to decrease and for the new collagen to form.