{"id":166,"date":"2013-05-03T10:33:00","date_gmt":"2013-05-03T10:33:00","guid":{"rendered":"http:\/\/blog.gcuomodds.com\/?p=166"},"modified":"2013-05-03T10:33:00","modified_gmt":"2013-05-03T10:33:00","slug":"why-do-dental-implant-screws-loosen-and-fracture-after-a-prosthesis-is-placed","status":"publish","type":"post","link":"https:\/\/www.gcuomodds.com\/blog\/2013\/05\/03\/why-do-dental-implant-screws-loosen-and-fracture-after-a-prosthesis-is-placed\/","title":{"rendered":"Why do dental implant screws loosen and fracture after a prosthesis is placed?"},"content":{"rendered":"<p><span style=\"color: #008000;\"><em><strong>\u00a0I feel that foreign matter plays a role in contamination of not only the implant fixture threads, but also the implant screw threads. This foreign matter is comprised of blood (body), calculus (body), wax (lab), porcelain powder (lab), metal filings(lab), and stone slurry (lab). \u00a0I also feel that the screw head may not seat properly in the screw access hole of the screw abutment, crown, and\/or bridge prosthesis\u00a0due to the same contaminants. <\/strong><\/em><\/span><\/p>\n<p><span style=\"color: #008000;\"><em><strong>Screw loosening\/fracture occurs:<\/strong><\/em><\/span><br \/>\n<span style=\"color: #008000;\"><em><strong>1. When dentists and labs don&#8217;t recognize this debris as a contaminant. <\/strong><\/em><\/span><br \/>\n<span style=\"color: #008000;\"><em><strong>2. The dentists and labs don&#8217;t use a new\/unused screw for the final screw. <\/strong><\/em><\/span><br \/>\n<span style=\"color: #008000;\"><em><strong>3. The proximal contacts of the crown and bridgework are too tight, putting excessive lateral pressure on the screw threads. <\/strong><\/em><\/span><br \/>\n<span style=\"color: #008000;\"><em><strong>4. Calculus formation in the threads of loose screws will inhibit the dentist&#8217;s ability to remove the screw without fracture. <\/strong><\/em><\/span><br \/>\n<span style=\"color: #008000;\"><em><strong>5. Screw metal surface quality may play an important role. You need to check with the implant manufacturers. <\/strong><\/em><\/span><\/p>\n<p><span style=\"color: #008000;\"><em><strong>Presoaking the screw access hole with tarter\/stain removing solution is my best advice for existing cases. Lab quality control starts with using advanced magnification such as a quality dental microscope. \u00a0GC<\/strong><\/em><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0I feel that foreign matter plays a role in contamination of not only the implant fixture threads, but also the implant screw threads. This foreign matter is comprised of blood (body), calculus (body), wax (lab), porcelain powder (lab), metal filings(lab), and stone slurry (lab). \u00a0I also feel that the screw head may not seat properly [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18,32,27,31,3,29,22,7,5,19,6,4,1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/posts\/166"}],"collection":[{"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/comments?post=166"}],"version-history":[{"count":0,"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/posts\/166\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/media?parent=166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/categories?post=166"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gcuomodds.com\/blog\/wp-json\/wp\/v2\/tags?post=166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}