A periodontal color-coded probe is a dental instrument used for assessing the health of periodontal tissues and measuring pocket depths around teeth. It is essential in diagnosing periodontal diseases like gingivitis or periodontitis. The color-coding on these probes helps dental professionals quickly and accurately identify specific depth measurements. Features of a Color-Coded Periodontal Probe: Color Bands: The probe has color-coded markings (bands) at specific millimeter intervals, such as 3mm, 5mm, 7mm, and so on. These bands make it easier to measure pocket depths without relying on numerical markings alone. Measurement Range: Most probes measure depths up to 10-15mm. Tapered Tip: Designed to fit into the gingival sulcus or periodontal pocket comfortably. Material: Typically made of stainless steel or plastic for durability and sterilization. Common Types of Color-Coded Probes: Williams Probe: Markings at 1, 2, 3, 5, 7, 8, 9, and 10mm. Marquis Probe: Alternating black and silver bands, often marked at 3, 6, 9, and 12mm. UNC Probe: Markings at each millimeter, with color bands for easy identification (e.g., 4-5mm, 9-10mm). PSR Probe: Used for the Periodontal Screening and Recording (PSR) system, with a ball tip and specific color coding. Uses: Measuring Pocket Depths: To determine the depth of the space between the tooth and gum. Assessing Gum Health: Identifies inflammation, bleeding, or attachment loss. Monitoring Disease Progression: Tracks changes in pocket depth over time. Screening for Periodontal Disease: Helps identify areas requiring further treatment.