Photo Credit: juvederm.com
In addition to the dizzying array of available hyaluronic acid injectable fillers, the means in which they are injected continue to expand as well. Although a pointy needle may be the first tool that comes to mind for injecting fillers, it’s worth getting familiar with the cannula. This alternative injection tool is a thin, flexible tube with a blunt tip that is inserted into an entry site created with a needle, and then used to place the filler. Many physicians prefer a cannula for filler injections because this tool slides through the skin more easily, potentially reducing the trauma that can lead to swelling, bruising and other issues—and Allergan/Abbvie’s Juvéderm’s Voluma XC is the
Photo Credit: canva.com
As injectable fillers themselves continue to improve, so do injection techniques. A syringe with a needle has long been doctors’ go-to implement for filling lines, restoring facial volume and enhancing the lips, but injection via cannula has gained momentum—and Galderma’s Restylane Lyft has joined Restylane Silk as the second hyaluronic acid filler approved for injection with this tool.
Dermatologist Dr. Anne Chapas of Union Square Laser Dermatology in New York City explains, “A cannula does not have a sharply pointed tip like a needle, the tip is more like a ballpoint pen. Instead of tearing or puncturing tissues, the cannula glides through the tissue causing less trauma. Patients