A randomized clinical trial comparing 3D-printed resin and CAD/CAM-milled PMMA provisional restorations used for immediate loading of fully digitally guided immediate implants.
Sixty patients were randomly allocated to receive either a 3D-printed resin or a CAD/CAM-milled PMMA provisional crown used for immediate loading after fully digitally guided immediate implant placement in the maxillary esthetic zone. Clinical and peri-implant soft tissue outcomes will be evaluated.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
60
A digitally designed and 3D-printed resin immediate provisional crown was delivered immediately after fully guided implant placement in the maxillary esthetic zone and served as a customized healing abutment.
A digitally designed CAD/CAM-milled PMMA immediate provisional crown was delivered immediately after fully guided implant placement in the maxillary esthetic zone and served as a customized healing abutment.
Faculty of Dentistry Mansoura University
Al Mansurah, Dakahlia Governorate, Egypt
Peri-implant soft tissue changes
Soft tissue contour and peri-implant tissue condition will be assessed using digital intraoral scanning (STL files) using superimposition.
Time frame: Baseline (immediately after provisionalization), 1 month, 3 months, and 6 months postoperatively.
Pink Esthetic Score (PES)
Peri-implant soft tissue esthetics were assessed using the Pink Esthetic Score (0-14). Higher scores indicated better esthetic outcomes.
Time frame: After 3 and 6 months postoperatively.
Implant stability
Implant stability will be evaluated using Osstell device based on resonance frequency analysis (ISQ values).
Time frame: Immediate post-operative and at 3 months.
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