recirculation

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recirculation

 [re-ser-ku-la´shun]
in hemodialysis, circulation of part of the blood from the venous line to the arterial line and back into the patient's body without dialyzing it.

re·cir·cu·la·tion

(rē'sŭr-kyū-lā'shun),
Circular movement of the mucus blanket in a paranasal sinus due to the presence of an accessory ostium or failure to include the natural ostium in the sinusotomy.
References in periodicals archive ?
While airplanes that recirculate their cabin air have fine filters to trap pathogens, experts have wondered whether the technology might put passengers at risk of disease by steeping them at least partly in other people's breath.
The inline mixer acts like a pump and recirculates the liquid; when the solids inlet valve is opened, the rotor draws powders into the incoming liquid stream and expels the resulting dispersion through the stator openings at high velocity.
For years, Mote has developed aquaculture technology that recirculates water to reduce the environmental impact of producing seafood--but there's still an impact if you can't use the solid waste," said Dr.
Because they require far less water and capture the wastes, a fish farm that recirculates its water can be located far from large water bodies and near consumers.
The new system recirculates up to 90 percent of the water in two fish culture bays at the ARS National Center for Cool and Cold Water Aquaculture (NCCCWA) in Leetown, W.
The edge of the pool lies slightly below the waterline, so water spills over the rim and recirculates from a downhill basin.