Fig.10 (immediately postop buccal view): The interdental papillae are finally supported by the immediate provisionals (#9,10).  The gingival cords (^ over #10 provisional) appear to prevent trapment of cement (^ over #9).

The cord may also prevent the provisional at the site of #9 from being completely seated.

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Xin Wei, DDS, PhD, MS 1st edition 02/21/2013, last revision 01/19/2018