To facilitate this process, change abutment from 4.8x7(3) to (4.5) mm and a new provisional is fabricated (Fig.15): note the metal exposure distobuccally.  When the patient returns in another two week, the gap should be able to disappear.

PRF Membrane Last Next

Xin Wei, DDS, PhD, MS 1st edition 06/21/2017, last revision 04/22/2018