dialyser, -zer Chem.
(ˈdaɪəlaɪzə(r))
[f. dialyse + -er1.]
a. An apparatus for effecting dialysis; a vessel formed of parchment or animal membrane floated on water into which the crystalloids pass through the membrane, leaving the colloids behind.
| 1861 Graham in Phil. Trans. 186 The vessel described (dialyser) is then floated in a basin containing a considerable quantity of water. 1861 N. & Q. 7 Dec., The Dialyser, invented by Thomas Graham, Esq., F.R.S., Master of the Mint, is an Apparatus for effecting Chemical Analysis by means of Liquid Diffusion. 1863–72 Watts Dict. Chem. I. 316 A sheet of this parchment stretched on a hoop of thin wood or gutta percha forms a very convenient dialyser. 1864 H. Spencer Biol. I. 20 Combined substances between which the affinity is feeble, will separate on the dialyzer. |
b. spec. in Med. = hæmodialyser.
| 1944 Acta Medica Scandinavica CXVII. 123 (heading) The artificial kidney: a dialyser with a great area. Ibid. 125 Blood may be let into or out of the patient and into or out of the dialyser. 1966 Dunlop & Alstead Textbk. Med. Treatment (ed. 10) 755 This device allows periodic access to blood vessels so that they may be connected to a suitable dialyser. |