To check pair abutment seating with 30 Ncm torque, PA is taken after removal of healing abutments 4 months postop (Fig.6-8).  First the cuff of the abutment is short, subgingival distal of #18 (Fig.6 * (gingiva)). 

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Xin Wei, DDS, PhD, MS 1st edition 12/07/2019, last revision 12/08/2019