{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T17:23:51Z","timestamp":1787765031059,"version":"build-2784847793"},"reference-count":8,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"Suppl 1","content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2024,2]]},"abstract":"<jats:title>\n                    A\n                    <jats:sc>BSTRACT<\/jats:sc>\n                  <\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim:<\/jats:title>\n                    <jats:p>Present research was done to assess stress distribution in three different taper design preparation of root canal with the help of finite element analysis.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods:<\/jats:title>\n                    <jats:p>Lower incisors teeth having single canals that were cleaned and shaped with the help of NeoEndo Flex Titanium (NiTi) rotary file and later three designs were created such as 4%, 6%, and 8% canal preparation taper. Cone beam computed tomography (CBCT) was done for all teeth and subjected to finite element analysis for stresses. The collected data were statistically analyzed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>Highest stress was found in the coronal followed by the middle and least in the apical part in all three designs. The highest stress value was found in enamel than dentin (MPa). The highest stress value was found with design 3 (8% taper) followed by designs 2 (6% taper) and 1 (4% taper) for enamel and dentin with either oblique or vertical stress loading.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>All canals preparation exhibited maximum enamel stress at the coronal load points compared to apical and middle portions. The stress increases with increase in canal tapering.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4103\/jpbs.jpbs_397_23","type":"journal-article","created":{"date-parts":[[2023,12,22]],"date-time":"2023-12-22T08:01:14Z","timestamp":1703232074000},"page":"S112-S114","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":0,"title":["Assessment of Stress Distribution with 3 Taper Design Preparation of Root Canal Using Finite Element Analysis"],"prefix":"10.4103","volume":"16","author":[{"given":"Tejasree","family":"Rathod","sequence":"first","affiliation":[{"name":"Department of Conservative Dentistry and Endodontics, Government Dental College and Hospital, Kadapa, Andhra Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"G.","family":"Durgabhavani","sequence":"additional","affiliation":[{"name":"Department of Conservative Dentistry and Endodontics, Government Dental College and Hospital, Kadapa, Andhra Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pudu","family":"Tirupathi","sequence":"additional","affiliation":[{"name":"Department of Conservative Dentistry and Endodontics, Government Dental College and Hospital, Kadapa, Andhra Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nusrath","family":"Parveen","sequence":"additional","affiliation":[{"name":"Consultant Endodontist, Jubleehils, Hyderabad, Telangana, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yelloji","family":"Paramesh","sequence":"additional","affiliation":[{"name":"Anil Neerukonda Institute of Dental Sciences, Sangivalasa, Visakhapatnam, Andhra Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Prabhakar","family":"Dharavattu","sequence":"additional","affiliation":[{"name":"Department of Conservative Dentistry and Endodontics, Gitam Dental College, Visakhapatnam, Andhra Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","published-online":{"date-parts":[[2023,12,20]]},"reference":[{"key":"R1-20240829","doi-asserted-by":"crossref","first-page":"e15","DOI":"10.5395\/rde.2019.44.e15","article-title":"Critical evaluation of fracture strength testing for endodontically treated teeth:A finite element analysis study","volume":"44","author":"Uzunoglu-\u00d6zy\u00fcrek","year":"2019","journal-title":"Restor Dent Endod"},{"key":"R2-20240829","doi-asserted-by":"crossref","first-page":"529","DOI":"10.1097\/00004770-200308000-00009","article-title":"Finite element analysis and strain-gauge studies of vertical root fracture","volume":"29","author":"Lertchirakarn","year":"2003","journal-title":"J Endod"},{"key":"R3-20240829","first-page":"24","article-title":"Evaluation using finite element analysis of three root canal preparation tapers on stresses within the roots","volume":"7","author":"Reddy","year":"2022","journal-title":"IP Indian J Conserv Endod"},{"key":"R4-20240829","doi-asserted-by":"crossref","first-page":"9","DOI":"10.1016\/0003-9969(95)00109-3","article-title":"Hardness and Young's modulus of human peritubular and intertubular dentine","volume":"41","author":"Kinney","year":"1996","journal-title":"Arch Oral Biol"},{"key":"R5-20240829","doi-asserted-by":"crossref","first-page":"333","DOI":"10.1038\/sj.bdj.4802665","article-title":"The determination of shear strength. A method using a micro-punch apparatus","volume":"130","author":"Smith","year":"1971","journal-title":"Br Dent J"},{"key":"R6-20240829","doi-asserted-by":"crossref","first-page":"523","DOI":"10.1097\/00004770-200308000-00008","article-title":"Patterns of vertical root fracture:Factors affecting stress distribution in the root canal","volume":"29","author":"Lertchirakarn","year":"2003","journal-title":"J Endod"},{"key":"R8-20240829","doi-asserted-by":"crossref","first-page":"1008","DOI":"10.1016\/j.joen.2017.01.014","article-title":"Effect of instrumentation techniques and preparation taper on apical extrusion of bacteria","volume":"43","author":"Aksel","year":"2017","journal-title":"J Endod"},{"key":"R9-20240829","doi-asserted-by":"crossref","first-page":"932","DOI":"10.1016\/j.joen.2021.03.008","article-title":"Influence of progressive versus minimal canal preparations on the fracture resistance of mandibular molars:A 3-dimensional finite element analysis","volume":"47","author":"Smoljan","year":"2021","journal-title":"J Endod"}],"container-title":["Journal of Pharmacy and Bioallied Sciences"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.ovid.com\/10.4103\/jpbs.jpbs_397_23","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T16:57:28Z","timestamp":1787763448000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.ovid.com\/10.4103\/jpbs.jpbs_397_23"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,12,20]]},"references-count":8,"journal-issue":{"issue":"Suppl 1","published-print":{"date-parts":[[2024]]}},"URL":"https:\/\/doi.org\/10.4103\/jpbs.jpbs_397_23","relation":{},"ISSN":["0976-4879","0975-7406"],"issn-type":[{"value":"0976-4879","type":"print"},{"value":"0975-7406","type":"electronic"}],"subject":[],"published":{"date-parts":[[2023,12,20]]},"assertion":[{"value":"2023-07-07","name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2023-07-20","name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}}]}}