{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,10]],"date-time":"2026-10-10T15:21:51Z","timestamp":1791645711258,"version":"4.3.4"},"reference-count":56,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2017,11,22]],"date-time":"2017-11-22T00:00:00Z","timestamp":1511308800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clin Implant Dent Rel Res"],"published-print":{"date-parts":[[2018,4]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Recently, a torque\u2010measuring micromotor has been shown to provide a reliable, quantitative intraoperative evaluation of bone density and implant primary stability. This may be particularly useful for determining bone quality of residual bone and consequently the most appropriate site preparation in th<jats:bold>e<\/jats:bold> posterior maxilla, where bone often is of low density and quality.<\/jats:p><\/jats:sec><jats:sec><jats:title>Purpose<\/jats:title><jats:p>This work aimed to assess the medium\u2010term success of implants placed during 1\u2010stage sinus augmentations using an undersized drilling protocol. In case of low bone density, the relationship between residual bone height (RBH) and primary stability was also investigated.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and Methods<\/jats:title><jats:p>Clinical records of patients who underwent sinus augmentation and concomitant implant placement following a 12.5% undersized drilling protocol were retrospectively analyzed. In all patients, bone density measured intraoperatively was\u00a0\u2264\u20090.45 g\/cm<jats:sup>3<\/jats:sup>. A minimum of 60 months of follow\u2010up was required for inclusion.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Records of 106 patients who received 253 implants were reviewed. No significant difference in the implant success rate was found for patients who had less than 4 mm of RBH and those who had more.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Underpreparation of the implant\u2010placement sites enabled achievement of successful implant\u2010supported rehabilitation of the posterior maxilla even when both RBH and bone density were low.<\/jats:p><\/jats:sec>","DOI":"10.1111\/cid.12558","type":"journal-article","created":{"date-parts":[[2017,11,22]],"date-time":"2017-11-22T07:16:51Z","timestamp":1511335011000},"page":"151-159","source":"Crossref","is-referenced-by-count":18,"title":["Sinus augmentation and concomitant implant placement in low bone\u2010density sites. A retrospective study on an undersized drilling protocol and primary stability"],"prefix":"10.1111","volume":"20","author":[{"given":"Paolo","family":"Arosio","sequence":"first","affiliation":[{"name":"Vimercate  Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gian Battista","family":"Greco","sequence":"additional","affiliation":[{"name":"Milan  Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Terry","family":"Zaniol","sequence":"additional","affiliation":[{"name":"Crocetta del Montello  Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Giovanna","family":"Iezzi","sequence":"additional","affiliation":[{"name":"Department of Medical, Oral and Biotechnological Sciences University of Chieti\u2010Pescara Chieti Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vittoria","family":"Perrotti","sequence":"additional","affiliation":[{"name":"Department of Medical, Oral and Biotechnological Sciences University 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