3M™ V.A.C.® Ulta Therapy System 4 Therapy System Video. This video demonstrates how to operate the 3M™ V.A.C.® Ulta 4 Therapy System. Specific indications, contraindications, warnings, precautions and safety information exist for these products and therapies. Please consult a clinician and product instructions for use prior to application. This material is intended for healthcare professionals. Rx only.