BEAUTY TECHNOLOGY, IN WORDS
A closer read of beauty technology.
The technology behind the name. The evidence behind the claim. One question, one article at a time.
Potenza Insulated vs Non-Insulated Tips: What the FDA Clearance Does and Doesn't Say
Potenza's FDA clearance summary is specific about one thing: tip count. Six electrode tip types for the motorized handpiece, three needle tip types for the…
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View all articles →InMode Forma vs MiniFX: What 50W vs 25W Means in the FDA Filing
The comparison table for non-invasive applicators in FDA 510(k) K210492 lists, handpiece by handpiece, the maximum radiofrequency output each one draws when…
Pico Toning Results: What Three Picosecond Laser Studies Actually Measured
Two time values sit inside the papers behind picotoning. One is a pulse width of 750 picoseconds. The other is the stress relaxation time of a melanin…
Ultherapy Depths Explained: 1.5, 3.0 and 4.5 mm and What the 8 mm Screen Shows
The FDA 510(k) summary for K180623 lists the energy of a single Ulthera pulse at under 2 joules. The same filing places the device in Class II under 21 CFR…
Volnewmer vs Thermage: 115 W vs 400 W at the Same 6.78 MHz
Four hundred watts and 115 watts. Those two figures sit side by side in the comparison table of FDA 510(k) summary K240248, one column for the predicate…
RevLite SI Melasma Relapse Rate: Why Studies Report Both 18.8% and 50%
A randomized, double-blind, split-face trial in 16 Asian women treated one side of the same face with a 1064nm picosecond laser and the other with Revlite…