Sponsored by Anita Mandal, M.D. Question: I’ve heard of a few doctors using cannulas for injection of fillers instead of needles. What are the benefits of cannulas and do they hurt more than needles?

The FDA issued a safety alert on Friday warning against the use of needle-free injection devices for lip or facial fillers -- such as hyaluron pens for injecting hyaluronic acid -- as these devices ...

Please provide your email address to receive an email when new articles are posted on . Skin fillers delivered by cannulas may cause less intravascular occlusion than fillers delivered by needles, but ...