electrocoagulationn.
/ᵻˌlɛktrəʊˌkəʊˌaɡjᵿˈleɪʃn/, U.S. /əˌlɛktroʊˌkoʊˌæɡjəˈleɪʃ(ə)n/, /iˌlɛktroʊˌkoʊˌæɡjəˈleɪʃ(ə)n/ 1. Surgery. Coagulation caused by the use of (an) electrocautery.
ΘΚΠ
the world > health and disease > healing > medical treatment > surgery > other surgical practices > [noun] > coagulation by light or heat
electrocoagulation1875
thermocoagulation1933
photocoagulation1958
1875 G. M. Beard & A. D. Rockwell Med. & Surg. Uses Electr. ix. 179 Electro-coagulation in a blood vessel is aided by any compression that impedes the rapidity of the flow of the blood.
1914 Lancet 1 Aug. 310/2 Electro-coagulation affects the tissues for a depth of 5 to 8 cm. in two minutes.
1960 Surg. Forum 10 439 Positive electrocoagulation is very effective in creating hemostasis in tissues not usually amenable to suture, using currents up to 100 ma.
1993 Brit. Jrnl. Surg. 80 793/1 (title) The role of electrocoagulation in the treatment of carcinoma of the rectum.
2. A method of treating polluted water by passing an electric current through it, which causes contaminants to coagulate or precipitate.
ΚΠ
1963 V. L. Kaler & M. A. Mazel Brit. Patent 1067746 (1967) 1 Purification of waste water by electrocoagulation.
1985 Water Res. 19 676/1 Innovative or improved treatment units or processes..include..electrocoagulation,..ozonation, and carbon absorption.
2003 E. Brillas et al. in M. A. Tarr Chem. Degradation Methods for Wastes & Pollutants vi. 283 [They] reported 96% oil removal from emulsions using electrocoagulation with direct current and the addition of Fe2(S04)3.
This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022).
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n.1875