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, 17:18, 29 August 2013
[[File:Modified pen grip.jpg|right|200px|thumb|Correct way to hold a periodontal probe, modified pen grip.<small>''© Lisa Milella 2013''</small>]]
[[File:Periodontal probe 3.jpg|right|200px|thumb|Periodontal probe (14W type) showing graduations of the tip<small>''© Lisa Milella 2013''</small>]]
The periodontal probe is a narrow rounded or flat, blunt-ended, graduated instrument. Due to its blunt end, it can be inserted into the [[Gingiva|gingival]] sulcus without causing trauma.
The periodontal probe is used to:
*Measure periodontal probing depth
*Determine degree of gingival inflammation by gentle probing
*Measure gingival attachment loss (recession)
*Evaluate furcation lesions
*Evaluate extent of tooth mobility
The markings are either engraved rings or colour coded bands. A screening probe for example has 3 or 4mm banded block markings whilst a Williams periodontal probe is more accurate with mm markings. Before using the probe, the operator should ensure that they know what the marking represent by comparing it do a ruler.
[[Category:Dental Instruments]]
[[Category:To Do - Dentistry Images]]