{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,20]],"date-time":"2026-09-20T11:44:23Z","timestamp":1789904663846,"version":"4.0.1"},"reference-count":36,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2013,11,6]],"date-time":"2013-11-06T00:00:00Z","timestamp":1383696000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clinical Oral Implants Res"],"published-print":{"date-parts":[[2015,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>A lack of evidence is present in literature regarding the clinical relevance of micropollution and bacterial contamination present on customized titanium abutments following laboratory stages and steaming cleaning procedures. To preserve abutments from such pollutants, plasma of argon cleaning of customized abutments was advocated.<\/jats:p><\/jats:sec><jats:sec><jats:title>Aim<\/jats:title><jats:p>The aim of this prospective, randomized, match\u2010paired, triple\u2010blinded, controlled, clinical trial is to longitudinally assess radiographical marginal bone\u2010level changes around implants restored according to the platform switching and \u201cone\u2010abutment\u2010one\u2010time\u201d concepts, using commercially available abutments, with and without plasma of argon cleaning treatment after customization.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and methods<\/jats:title><jats:p>Thirty patients with thin gingival biotype, a history of periodontal disease, and in general good health received one implant in the anterior maxilla or premolar region. Patients were randomly assigned to control (abutment subjected only to usually adopted cleaning protocol by steam) and test group (abutment subjected to plasma of argon treatment). Periapical standardized digital radiographs were taken at the time of crown connection (T<jats:sub>0<\/jats:sub>), 6 (T<jats:sub>1<\/jats:sub>) and 24\u00a0months after the final restoration (T<jats:sub>2<\/jats:sub>). Average mesial\u2013distal bone\u2010level changes mean values with standard deviations (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>) were calculated. The Mann\u2013Whitney <jats:italic>U<\/jats:italic>\u2010test was selected to identify differences in bone\u2010level changes between test and control groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>An average interproximal bone loss of 0.16\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>: 0.17) and 0.07\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>: 0.34) was revealed in the control and test group at 6\u00a0months (T<jats:sub>1<\/jats:sub>), respectively, while after 24\u00a0months, groups showed a mean bone\u2010level changes of 0.38\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>: 0.44) and 0.11\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>: 0.14), respectively. Statistically significant differences among control and test groups were found at both time points. Intergroup comparison relived absence of statistically significant difference.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Plasma\u2010cleaning treatment of implant titanium abutments, together with platform switching and one\u2010abutment\u2010one\u2010time concepts, could be favorable in terms of hard\u2010tissue\u2010level changes, also in critical conditions such as in patients with a history of periodontal disease, presenting thin gingival biotype.<\/jats:p><\/jats:sec>","DOI":"10.1111\/clr.12290","type":"journal-article","created":{"date-parts":[[2013,11,6]],"date-time":"2013-11-06T08:03:03Z","timestamp":1383724983000},"page":"8-14","source":"Crossref","is-referenced-by-count":38,"title":["Impact of plasma of argon cleaning treatment on implant abutments in patients with a history of periodontal disease and thin biotype: radiographic results at 24\u2010month follow\u2010up of a <scp>RCT<\/scp>"],"prefix":"10.1111","volume":"26","author":[{"given":"Luigi","family":"Canullo","sequence":"first","affiliation":[{"name":"Independent Researcher in Rome Rome Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"David","family":"Pe\u00f1arrocha","sequence":"additional","affiliation":[{"name":"Master of Oral Surgery and Implantology Valencia University Medical and Dental School Valencia Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marco","family":"Clementini","sequence":"additional","affiliation":[{"name":"Department of Dentistry University \u201cTor Vergata\u201d Rome Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Giuliano","family":"Iannello","sequence":"additional","affiliation":[{"name":"Independent Researcher in Rome Rome Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Costanza","family":"Micarelli","sequence":"additional","affiliation":[{"name":"Independent Researcher in Rome Rome Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2013,11,6]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1034\/j.1600-0501.1996.070303.x"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2012.01930.x"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1002\/(SICI)1097-4636(199704)35:1<49::AID-JBM6>3.0.CO;2-M"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.1997.tb00189.x"},{"key":"e_1_2_9_6_1","first-page":"43","article-title":"Optimizing esthetics for implant restorations in the anterior maxilla: anatomic and surgical considerations","volume":"19","author":"Buser D.","year":"2004","journal-title":"International Journal of Oral & Maxillofacial Implants"},{"key":"e_1_2_9_7_1","first-page":"285","article-title":"Immediate positioning of a definitive abutment versus repeated abutment replacements in post\u2010extractive implants: 3\u2010year follow\u2010up of a randomised multicentre clinical trial","volume":"3","author":"Canullo L.","year":"2010","journal-title":"European Journal of Oral Implantology"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.11607\/jomi.2664"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-0501.2009.01867.x"},{"key":"e_1_2_9_10_1","first-page":"1","article-title":"Peri\u2010implant hard tissue response to glow\u2010discharged abutments: prospective study. 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