Implants, Expanders, Injectables and Fillers

7.9.1 Describe two viscoelastic responses to skin.

7.9.2 What happens to the epidermis and dermis in tissue expansion?

7.9.3 Discuss the change in blood flow to skin during expansion.

7.9.4 Describe the ideal placement of incision for tissue expander.

7.9.5 List the different alloplastic implants used in facial plastic surgery.

7.9.6 How do you choose the shape and size of an expander?

7.9.7 Discuss the complications of tissue expansion. Include prevention and treatment.

7.9.8 What is Hyaluronic acid? How effective is it as an injectable filling agent in the face?

Bosniak S, Cantisano-Zilkha M, Glavas IP. Nonanimal stabilized hyaluronic acid for lip augmentation and facial rhytid ablation. Arch Facial Plast Surg. 2004 Nov-Dec;6(6):379-83. PMID:15545531

7.9.9 Describe the mechanism of action and dosing of available neurotoxins. What is a mouse unit? Read and make copies for your fellow residents.

Sampaio C, Costa J, Ferreira JJ. Clinical comparability of marketed formulations of botulinum toxin. Mov Disord. 2004 Mar;19 Suppl 8:S129-36. Review. PMID: 15027065.

7.9.10 Give a brief overview of non-hyaluronic acid fillers. Discuss the material, FDA indication, duration of benefit and approximate cost.

7.9.11 How does one harvest, process and store fat for grafting?

Kanchwala SK, Bucky LP. Facial fat grafting: the search for predictable results. Facial Plast Surg. 2003 Feb;19(1):137-46. PMID:12739189