Vacuum Assisted closure

Vacuum Assisted Closure (VAC),

trademark for a system that uses the controlled negative pressure of a vacuum to promote healing of certain types of wounds. The edges of the wound are made airtight with foam and a dressing, and a tube is placed in the wound, connecting to a canister that creates a vacuum. Infectious materials and other fluids are then sucked out of the wound.

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closure [klo´zher]

1. occlusion.

2. obstruction.

delayed primary closure the surgical closing of a wound several days after the injury because the wound was initially too contaminated to close; called also healing by third intention.

Vacuum Assisted closure (VAC) trademark for a system that uses the controlled negative pressure of a vacuum to promote healing of certain types of wound. The edges of the wound are made airtight with foam and a dressing, and a tube is placed in the wound, connecting to a canister that creates a vacuum. Infectious materials and other fluids are then sucked out of the wound.

velopharyngeal closure closure of nasal air escape by the elevation of the soft palate and contraction of the posterior pharyngeal wall; see also velopharyngeal insufficiency.

visual closure identification of complete forms or objects from incomplete visual presentations.