{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,13]],"date-time":"2026-10-13T16:38:40Z","timestamp":1791909520729,"version":"4.3.4"},"reference-count":54,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2018,1,29]],"date-time":"2018-01-29T00:00:00Z","timestamp":1517184000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"name":"Capital foundation for Clinical Characteristics and Application Research","award":["#Z161100000516042"],"award-info":[{"award-number":["#Z161100000516042"]}]},{"name":"Capital Medical Development and Research Fund","award":["PRC (2011-4025-04)"],"award-info":[{"award-number":["PRC (2011-4025-04)"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clin Implant Dent Rel Res"],"published-print":{"date-parts":[[2018,6]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Studies of the extracted infected\u2010molar ridge preservation are limited.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>To compare alterations of hard and soft tissue in infected\u2010molar sockets receiving ridge preservation compared with natural healing.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods<\/jats:title>\n                    <jats:p>Thirty\u2010five infected\u2010molar extraction sites either preserving with Bio\u2010Gide membrane covered the Bio\u2010Oss material or receiving natural healing procedure as controls. The soft tissue profile was evaluated before tooth extraction and after 6\u2010month healing. Cone\u2010beam computed tomography scans were taken immediately and 6 months after extraction. Vertical and horizontal bone changes were assessed radiographically. Data were analyzed with Mann\u2010Whitney U test and \u03b1\u2009=\u20090.05.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      No significant differences in soft tissue and vertical bone changes in the medium region of the sockets were found (\n                      <jats:italic>P<\/jats:italic>\n                      \u2009&gt;\u2009.05). Buccal bone changes in the mesial and distal sites in the test group were significantly lower than the control group (\n                      <jats:italic>P<\/jats:italic>\n                      \u2009&lt;\u2009.05). Ridge width increased from 0.21mm to 5.30mm at 1mm apical from the crest in the test and reduced from 0.12 mm to 1.00 mm in the control groups.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Ridge preservation at periodontally compromised molar extraction sites might compensate for ridge width and buccal bone resorption that occurs with natural healing alone.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/cid.12585","type":"journal-article","created":{"date-parts":[[2018,1,29]],"date-time":"2018-01-29T17:06:45Z","timestamp":1517245605000},"page":"333-344","source":"Crossref","is-referenced-by-count":45,"title":["Preservation and augmentation of molar extraction sites affected by severe bone defect due to advanced periodontitis: A prospective clinical trial"],"prefix":"10.1111","volume":"20","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8133-8609","authenticated-orcid":false,"given":"Liping","family":"Zhao","sequence":"first","affiliation":[{"name":"Department of Periodontology Peking University School and Hospital of Stomatology, National Engineering Laboratory for Digital and Material Technology of Stomatology, Beijing Key Laboratory of Digital Stomatology Beijing People's Republic of China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tao","family":"Xu","sequence":"additional","affiliation":[{"name":"Department of Emergency Peking University School and Hospital of Stomatology, National Engineering Laboratory for Digital and Material Technology of Stomatology, Beijing Key Laboratory of Digital Stomatology Beijing People's Republic of China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wenjie","family":"Hu","sequence":"additional","affiliation":[{"name":"Department of Periodontology Peking University School and Hospital of Stomatology, National Engineering Laboratory for Digital and Material Technology of Stomatology, Beijing Key Laboratory of Digital Stomatology Beijing People's Republic of China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kwok\u2010Hung","family":"Chung","sequence":"additional","affiliation":[{"name":"Department of Restorative Dentistry University of Washington Seattle Washington, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2018,1,29]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/0022-3913(67)90046-7"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2005.00642.x"},{"key":"e_1_2_8_4_1","first-page":"313","article-title":"Bone healing and soft tissue contour changes following single\u2010tooth extraction: a clinical and radiographic 12\u2010month prospective study","volume":"23","author":"Schropp 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