Flossing was performed to ensure interproximal contact
All the interproximal contact
points should be open and visible on the premolar and/or the molar bitewing.
The loss of gingival embrasures occurs due to several factors including periodontal disease, length of embrasure area, root angulations, interproximal contact
position, changes in papilla during orthodontic alignment and triangular-shaped crowns.
points and proximal caries in posterior primary teeth.
 modification of the United States Public Health Service (USPHS) criteria, further modified by removing colour match and separating interproximal contact
from anatomical form (Table 1).
* Interproximal contact
refers to the area where 2 adjacent teeth touch one another.
Lack of interproximal contact
because of lack of normal depth of the enamel layer is frequently observed in the smooth and rough types of hypoplastic amelogenesis imperfecta.
It was necessary to modify the interproximal contact
from point to facet of contact with the goal of reducing the black triangle and improving the esthetics of the region, as suggested by Jivraj and Chee .
13 Foulger TE, Tredwin CJ, Gill DS, et al: The in uence of varying maxillary incisal edge embrasure space and interproximal contact
area dimensions on perceived smile aesthetics.
The preparation was extended till the interproximal contact
areas without opening the contact points.