Category: C
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Cuticle
A thin, acellular, organic structure overlying the enamel surface; proteinaceous, and may contain tissue components. A thin protective layer over the surface of a plant. Layer on the outer walls of the epidermis composed of cutin, a fatty, water-repellent material. Outer waxy layer on the epidermis composed of a fatty water-repellent substance. A varnish-like layer…
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Custom tray
A personalized impression tray prepared from a cast derived from a preliminary impression. The custom tray is used in making the final impression.
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Custom abutment
A custom component created for a specific clinical situation, which can be generated by casting a waxed castable abutment or by CAD/CAM.
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Cusp inclination
Relative cusp height of artificial teeth; affects the loading pattern of a supporting dental implant.
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Cusp
Cone‐shaped protuberance on the crown of a tooth that forms the occlusal surface. Sharp, rigid point. The pointed tip of a tooth. A flap of membrane forming a valve in the heart. Tapered point, especially those on the tops of the teeth. Any of the cone-shaped prominences on the upper and lower premolar and molar…
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Curve of Spee
Curved line produced by connecting the tip of the natural mandibular canine with the buccal cusps of the premolars and molars and extended to the anterior border of the mandibular ramus. This anatomic observation was first made by F.G. Spee in the 19th century. In the absence of natural teeth, this curve is developed to…
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Curtain procedure
A procedure designed to retain the marginal portion of the facial and interproximal gingiva for esthetic purposes in the surgical treatment of periodontal pockets, usually in the maxillary anterior region.
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Curette, periodontal
A periodontal instrument with a fine blade used primarily for removing the inner lining of pocket walls and epithelial attachment. Also used for removing periodontal fibers from walls of osseous defects and removing calculus fragments.
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Curettage
Scraping, cleaning, or debriding biological material or debris from the walls of a defect or surface by means of a curette. The removal of growths or other material from the wall of a cavity or other surface. The scraping of the interior of an organ or cavity. The procedure of scraping the inside of a…
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Curet or curette
Instrument used to debride tissue. In periodontics, a curette is used for scaling and planing of tooth roots or implant surfaces and for debridement (also called curettage) of periodontal pockets and bone. Surgical instrument shaped like a spoon or scoop for scraping and removing material from a cavity.