A comparative study of pain perception during the microfocused ultrasound procedure between topical anesthesia and combined topical anesthesia with forced air cooling.
Vasanop VachiramonPasita PalakornkittiTanaporn AnuntrangseeSuthinee RutninYingluck VisessiriSabrina FabiPublished in: Journal of cosmetic dermatology (2022)
The addition of forced air cooling is not beneficial for pain reduction during the MFU-V procedure because its temperature reduction effect cannot be delivered to the deep parts of the skin, which is the target site of MFU-V.