Figure 5
Gas leaking in four conditions. Gas leaking for the tested implants (values are indicated up bars): Assay 1, abutment manual screwing; Assay 2, abutment manual screwing, screw hole blocked with wax; Assay 3, abutment key screwing, screw hole blocked with wax; Assay 4, negative test with abutment key screwing, both screw hole and implant to abutment connection blocked with wax.