cannula

Infraorbital Occlusion Treated with High-Dose Pulsed Hyaluronidase Protocol
Infraorbital Occlusion
by NEXT STEPS IN DERM TEAM on
Facial fillers are an increasingly popular cosmetic procedure used for facial rejuvenation. Regardless of the experience and skill level of the injector, fillers can inadvertently occlude vessels leading to blockage of cutaneous blood supply, ischemic skin necrosis and rarely cerebrovascular strokes and blindness. Injectors should recognize early signs of occlusion and be prepared with knowledge a …
Cannula vs. Needle for Dermal Fillers
cannula vs. needle
by Mojgan Hosseinipour, DO, FAAD on
Over the last ten years, the use of cosmetic fillers has become increasingly popular. Historically, delivery of cosmetic tissue fillers has been through a sharp hypodermic needle. However, new blunt-tipped needles, called microcannulas, are gaining popularity with aesthetic injectors. The decision to use needle vs. cannula is the choice of the injector, but the advantages of using a blunt-tipped c …
Vascular Complications of Fillers: Treatment Pearls for Impending Necrosis
Vascular Complications of Filler
by Angela Hou, MD on
As dermatology residents, injecting filler during our demo sessions is always exciting, as it is not something we have the opportunity to practice frequently. It can also be daunting, especially with the possibility of vascular complications. Patients come to you wanting to enhance their appearance, and the idea of possibly causing permanent and serious adverse effects can be terrifying. Thankful …