The Force Required to Inject a Column of Filler Through Facial Arteries

• Published in: Dermatologic surgery Vol. 46; no. 9; p. e32
• Main Authors: Ramesh, Sathyadeepak, Le, Alan, Katsev, Blake, Ugradar, Shoaib
• Format: Journal Article
• Language: English
• Published: United States 01.09.2020
• Subjects: Blood Pressure; Cadaver; Cannula - adverse effects; Cosmetic Techniques - adverse effects; Dermal Fillers - administration & dosage; Dermal Fillers - adverse effects; Dermal Fillers - chemistry; Embolism - etiology; Embolism - prevention & control; Face - blood supply; Humans; Injections - adverse effects; Injections - instrumentation; Injections - methods; Ophthalmic Artery - physiology; Rejuvenation; Viscosity

Injectable fillers have become an integral part of facial rejuvenation, but vascular occlusion is a dreaded complication of such injections. To determine the force required by the fingertip onto the plunger of the syringe to cause retrograde migration. In this cadaver study, twelve 2-cm arterial seg...