Geneva, April 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600121771) titled 'The clinical outcomes of multi-unit implant restoration based on titanium base abutments for bridge and cement-retained abutment' on April 2.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: Beijing Stomatological Hospital , Capital Medical University

Condition: Dentition defect, Tooth loss

Intervention: Part 1(Retrospective cohort study):Straumann Tissue Level Implant +Titanium base abutments for bridge:None Part 1(Retrospective cohort study): Straumann Bone Level Implant+Cement-retained abutment:None Part 2(Prospective Cohort Study): Straumann Tissue Level Implant +Titanium ba...