IM0410

Fig. 9_Resorbable collagenous membranes are placed upon the non resorbable membranes. Fig. 10_Wound closure with 4-0 metric GoreTex sutures after flap mobilasation. Fig. 11a_Membrane exposure of the non resorbable ePTFE membrane after 4 weeks. Clearly visible ist the enhanced soft tissue situation. Fig. 11b_6 months post surgical the fully reconstructed bone situation is obvious. Fig. 12a_CBS of the pre-op region 44 with entire loss of the buccal plate in region tooth 44. Fig. 12b_Region tooth 44 after 6 months of healing with fully recon- structed bone prior to implant surgery. Fig. 13_Inserted implants in the fully reconstructed bone. Eightmonthsafteraugmentationthe2-Daspectof theCBVTshowedclearevidenceforentireridgerecon- structionofthedeficientsites(Fig.11b)withosteosyn- thesis screws in position. To emphasize the efficiency and predictability of this technique the pre-op scan of region 28 (Fig. 12a) and the reconstructed bone 8monthslater(Fig.12b)showclearanincreasementof boneheightandwidth. The well vascularized bone was used to insert 4 dentalimplants(4x3.75x13BEGOSemados®,BEGO, Germany)foralaterbar-retaineddenture,thehealing time is estimated with 8 weeks (Fig. 13) and was not completed before publication, here my apologies to that. _Discussion 3-D bone augmentation in cases with severe bone losscanbeaccomplishedalsowithalessinvasivesurgi- calprotocolthantheiliachipgraft.Themorbiditycanbe dramaticallyreducedwiththeuseofultrasonicdevices. Regardingthedonorsite,whichmaybefavorizedwith theretromolarregionpatientshaveclosetozerocom- plains if a single incision procedure is performed. Allo- graftmaterialsmayenlargethevolumeoftheaugmen- tation material and in addition to that the success of -TCPisnottobequestioned.Regardingthelongterm stabilitytheregeneratedboneissuperiortopureautol- ogousbonefromtheiliaccrest,whichresorptionrateis muchhighercomparedtointraoralboneor -TCP.Re- ducedpainandpostoperativecomplains should be reduced and enlarges the number of patients willing to undergo oralaugmentativeprocedures._ Fig. 11bFig. 11a I user report _ alveolar ridge reconstruction 30 I implants4_2010 Prof Dr Marcel A.Wainwright DDS,PhD Dentalspecialists Kaiserswerther Markt 25–27 40474 Duesseldorf,Germany E-mail:Weinrecht@aol.com www.dentalspecialists.de Universidad de Sevilla Facultád de Odontologia CalleAvicena s/n 41009 Sevilla _contact implants Fig. 9 Fig. 10 Fig. 12a Fig. 12b Fig. 13