photocoagulative /foh'toh koh ag"yeuh lay'tiv, -leuh tiv/, adj.
/foh'toh koh ag'yeuh lay"sheuhn/, n.
a surgical technique using an intense beam of light from a laser or a xenon-arc bulb to seal blood vessels or coagulate tissue, used primarily in ophthalmology to repair detached retinas or to treat certain kinds of retinopathy.

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Universalium. 2010.

Look at other dictionaries:

  • photocoagulation — ● photocoagulation nom féminin Procédé thérapeutique consistant à projeter sur la rétine, sur l iris ou sur les vaisseaux rétiniens un faisceau lumineux intense et étroit produit par un laser, généralement un laser argon …   Encyclopédie Universelle

  • photocoagulation — [fōt΄ō kō ag΄yo͞o lā′shən] n. [ PHOTO + COAGULATION] a technique using intense light energy, as from a laser, to produce scar tissue: used in treating certain eye disorders, in medical and biological research, etc. photocoagulator n …   English World dictionary

  • Photocoagulation — The coagulation (clotting) of tissue using a laser which produces light in the visible green wavelength that is selectively absorbed by hemoglobin, the pigment in red blood cells, in order to seal off bleeding blood vessels. Photocoagulation has… …   Medical dictionary

  • photocoagulation — n. the destruction of tissue by heat released from the absorption of light shone on it. In eye disorders the technique is used to destroy diseased retinal tissue, occurring, for example, as a complication of diabetes (diabetic retinopathy) and… …   The new mediacal dictionary

  • photocoagulation — noun Date: 1961 a surgical process of coagulating tissue by means of a precisely oriented high energy light source (as a laser) …   New Collegiate Dictionary

  • photocoagulation — noun A surgical procedure in which a tumour, or diseased retinal tissue, is destroyed by using a laser See Also: photocoagulator …   Wiktionary

  • photocoagulation — pho·to·coagulation …   English syllables

  • photocoagulation — pho•to•co•ag•u•la•tion [[t]ˌfoʊ toʊ koʊˌæg yəˈleɪ ʃən[/t]] n. srg oph a surgical technique that uses an intense beam of light, as from a laser, to seal blood vessels or coagulate tissue • Etymology: 1960–65 pho to•co•ag′u•late , v.t. lat•ed,… …   From formal English to slang

  • photocoagulation —   n. surgical coagulation of tissue by means of a laser beam …   Dictionary of difficult words

  • photocoagulation — The use of an intense beam of light, such as a laser, to seal off blood vessels or destroy tissue. It is used to treat certain eye conditions, and may be used to destroy blood vessels that supply a tumor …   English dictionary of cancer terms

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