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ePaper created 2015-09-15, 12:06:46 | version 1.38.0
case report I They are placed sub-crestally, while implants with a machinedcollararealwaysplacedabovecrestalbone. Proper quality control would have prevented such an error.Ofcourse,erroneouslabellingisnotnecessarily problematic regarding osseointegration; it is irritat- ing. _Discussion The clinical and radiographic findings did not ex- plainthedeficientosseointegrationadequately.Inac- curacies and irregularities of implants cannot pro- mote integration. Combined with residue, impurities Tab. 2_Clinical findings. I 21implants3_2015 No Region Surface Re-entry months post OP Failure manifestation Symptoms Explantation socket Follow treatment 1 16 machined collar 4 By cover screw removal implant rotated Pain by unscrewing cover screw No soft tissue ingrowth, no inflammation symptoms immediate implantation, different manufacturer, similar diameter 2 45 machined collar 4 Crown rotation 2 weeks after loading Pain on function No soft tissue ingrowth, no inflammation symptoms late implantation, different manufacturer, similar diameter 3 16 textured collar 5.5 Reverse torque 5 Ncm Pain by unscrewing cover screw No soft tissue ingrowth, no inflammation symptoms late implantation, different manufacturer, similar diameter 4 44 textured collar 5.5 Reverse torque 5 Ncm Pain by unscrewing cover screw No soft tissue ingrowth, no inflammation symptoms late implantation, different manufacturer, similar diameter 5 33 textured collar 4 Crown rotation 2 weeks after loading Pain on function No soft tissue ingrowth, no inflammation symptoms immediate implantation, different manufacturer, similar diameter 6 15 bone level zikronia blasted 4 Crown rotation 2 weeks after loading Implant rotation after removing neighbour implant No soft tissue ingrowth, no inflammation symptoms late implantation, different manufacturer, similar diameter 7 43 machined collar 4.5 Reverse torque 5 Ncm Pain on function No soft tissue ingrowth, no inflammation symptoms immediate implantation, different manufacturer, similar diameter 8 15 bone level zikronia blasted 4 Crown rotation 2 weeks after loading Implant rotation, occlusion No soft tissue ingrowth, no inflammation symptoms late implantation, different manufacturer, similar diameter 9a 46 bone level zikronia blasted 3.5 By cover screw removal implant rotated Pain by unscrewing cover screw No soft tissue ingrowth, no inflammation symptoms immediate implantation, different manufacturer, similar diameter9b 36 9c 34 bone level zikronia blasted 3 Abutment rotation 2 weeks after loading Pain on function 2 weeks after loading No soft tissue ingrowth, no inflammation symptoms late implantation, different manufacturer, similar diameter 9d 32 9e 42 9f 15 49g 11 9h 21 10 – machined collar – – – 11 – bone level zikronia blasted Sterile packages, controll group – – 12 – textured collar – – – 13 – bone level zikronia blasted – – – 14 – machined collar – – – 116 machined collar 4 245 machined collar 4 316 textured collar 5.5 Reverse torque 5 Ncm 444 textured collar 5.5 Reverse torque 5 Ncm 533 textured collar 4 615 743 machined collar 4.5 Reverse torque 5 Ncm Pain on function 815