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plasma volume expander artificial plasma extender.
expander/ex·pan·der/ (ek-span´der) [L.] extender.
subperiosteal tissue expander (STE) a fillable tube inserted temporarily into the subperiosteal tissue and progressively inflated to expand the periosteal mucosa and create space for later reconstruction.
expander(ek-span′dĕr) [L. expandere, to spread out]
1. A device that increases the size or volume of a structure.
2. An agent, e.g. plasma or dextran, that expands blood volume.
something that enlarges or prolongs; extender.
plasma volume expander
a substance that can be transfused to maintain fluid volume of the blood in event of great necessity, supplemental to the use of whole blood and plasma. Called also artificial plasma extender and plasma volume extender.