film (film)
1. a thin layer or coating.
2. a thin transparent sheet of cellulose acetate or similar material coated on one or both sides with an emulsion that is sensitive to light or radiation.
absorbable gelatin film a sterile, nonantigenic, absorbable, water-insoluble sheet of gelatin, used as an aid in surgical closure and repair of defects, and as a local hemostatic.
bite-wing film an x-ray film for radiography of oral structures, with a protruding tab to be held between the upper and lower teeth.
plain film a radiograph made without the use of a contrast medium.
spot film a radiograph of a small anatomic area obtained either by rapid exposure during fluoroscopy to provide a permanent record of a transiently observed abnormality or by limitation of radiation passing through the area to improve definition and detail of the image produced.
x-ray film film sensitized to x-rays, either before or after exposure.
ab·sorb·a·ble gelatin film ( b-zôr b-bl)n. A sterile, nonantigenic, absorbable, water-insoluble film, used in the closure and repair of defects in membranes. |
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