Dr. Franklin Yau, a boardcertified vascular surgeon with Vanguard Vascular & Vein, discusses advances in wound care therapies for the treatment of chronic nonhealing wounds. He discusses the use of advanced bioengineered tissue therapies such as Affinity, Puraply, and Apligraf. Keywords: vascular surgery, advanced biologic dressings, chronic wounds, wound care, venous ulcer, pressure ulcer, diabetic ulcer, ischemic ulcer, Dallas, Rowlett, Rockwall, Garland, Mesquite, Wylie, Greenville, Forney, Sachse, Richardson, Plano.