- venovenous access
- a tube that begins at a vein and ends at a vein, used as vascular access in hemodialysis and continuous venovenous hemofiltration.
Medical dictionary. 2011.
venovenous access
Look at other dictionaries:
venovenous — ve·no·ve·nous (ve″no veґnəs) beginning at a vein and ending at a vein, such as a tube for access in hemodialysis or hemofiltration … Medical dictionary
continuous venovenous hemofiltration — a form of continuous renal replacement therapy consisting of hemofiltration with venovenous access, small volume, low resistance hemofilters, and a mechanical pump; used as an alternative to conventional hemodialysis ultrafiltration … Medical dictionary
hemodialysis access — hemodialysis vascular access, vascular access a tube connecting two parts of the circulatory system to provide access for hemodialysis; the usual method is arteriovenous access, although in some cases venovenous access is used … Medical dictionary
continuous arteriovenous hemofiltration — an uncommon form of continuous renal replacement therapy, similar to continuous venovenous hemofiltration but with vascular access in an arteriovenous fistula, powered by the patient s own arterial pressure without need for a mechanical pump … Medical dictionary
