{"id":"https://openalex.org/W1986094444","doi":"https://doi.org/10.1111/j.1365-2591.2006.01137.x","title":"Nickel\u2013titanium rotary instrument fracture: a clinical practice assessment","display_name":"Nickel\u2013titanium rotary instrument fracture: a clinical practice assessment","publication_year":2006,"publication_date":"2006-07-11","ids":{"openalex":"https://openalex.org/W1986094444","doi":"https://doi.org/10.1111/j.1365-2591.2006.01137.x","mag":"1986094444","pmid":"https://pubmed.ncbi.nlm.nih.gov/16916359"},"language":"en","primary_location":{"id":"doi:10.1111/j.1365-2591.2006.01137.x","doi":"https://doi.org/10.1111/j.1365-2591.2006.01137.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1365-2591.2006.01137.x","pdf_url":null,"source":{"id":"https://openalex.org/S50094856","display_name":"International Endodontic Journal","issn_l":"0143-2885","issn":["0143-2885","1365-2591"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Endodontic Journal","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109345877","display_name":"Peter M. Di Fiore","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I57206974","display_name":"New York University","ror":"https://ror.org/0190ak572","country_code":"US","type":"education","lineage":["https://openalex.org/I57206974"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"P. M. Di Fiore","raw_affiliation_strings":["Department of Endodontics, New York University, College of Dentistry, NY 10010, USA. pmd2@nyu.edu","New York University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Endodontics, New York University, College of Dentistry, NY 10010, USA. pmd2@nyu.edu","institution_ids":["https://openalex.org/I57206974"]},{"raw_affiliation_string":"New York University","institution_ids":["https://openalex.org/I57206974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040273046","display_name":"K. A. Genov","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I57206974","display_name":"New York University","ror":"https://ror.org/0190ak572","country_code":"US","type":"education","lineage":["https://openalex.org/I57206974"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"K. A. Genov","raw_affiliation_strings":["Departments of Endodontics","New York University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departments of Endodontics","institution_ids":[]},{"raw_affiliation_string":"New York University","institution_ids":["https://openalex.org/I57206974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030944213","display_name":"E. Komaroff","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I57206974","display_name":"New York University","ror":"https://ror.org/0190ak572","country_code":"US","type":"education","lineage":["https://openalex.org/I57206974"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"E. Komaroff","raw_affiliation_strings":["Basic Science and Craniofacial Biology, New York University, College of Dentistry, NY, USA","New York University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Basic Science and Craniofacial Biology, New York University, College of Dentistry, NY, USA","institution_ids":["https://openalex.org/I57206974"]},{"raw_affiliation_string":"New York University","institution_ids":["https://openalex.org/I57206974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100709211","display_name":"Yihong Li","orcid":"https://orcid.org/0000-0002-5476-1943","observed_orcids":["https://orcid.org/0000-0002-5476-1943"]},"institutions":[{"id":"https://openalex.org/I57206974","display_name":"New York University","ror":"https://ror.org/0190ak572","country_code":"US","type":"education","lineage":["https://openalex.org/I57206974"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Y. Li","raw_affiliation_strings":["Basic Science and Craniofacial Biology, New York University, College of Dentistry, NY, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Basic Science and Craniofacial Biology, New York University, College of Dentistry, NY, USA","institution_ids":["https://openalex.org/I57206974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069662667","display_name":"Li Lin","orcid":"https://orcid.org/0000-0003-4960-0165","observed_orcids":["https://orcid.org/0000-0003-4960-0165"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"L. Lin","raw_affiliation_strings":["Departments of Endodontics"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departments of Endodontics","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5109345877"],"corresponding_institution_ids":["https://openalex.org/I57206974"],"apc_list":{"value":4880,"currency":"USD","value_usd":4880},"apc_paid":null,"fwci":4.6848,"has_fulltext":false,"cited_by_count":125,"citation_normalized_percentile":{"value":0.93164515,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"39","issue":"9","first_page":"700","last_page":"708"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10536","display_name":"Endodontics and Root Canal Treatments","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3504","display_name":"Oral Surgery"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10536","display_name":"Endodontics and Root Canal Treatments","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3504","display_name":"Oral Surgery"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10113","display_name":"Dental materials and restorations","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3505","display_name":"Orthodontics"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12744","display_name":"Medical Device Sterilization and Disinfection","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2404","display_name":"Microbiology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/nickel-titanium-rotary-instruments","display_name":"nickel-titanium rotary instruments","score":0.9679999947547913},{"id":"https://openalex.org/keywords/instrument-fracture","display_name":"instrument fracture","score":0.972000002861023},{"id":"https://openalex.org/keywords/root-canal-treatment","display_name":"endodontic treatment","score":0.652999997138977},{"id":"https://openalex.org/keywords/fracture-incidence","display_name":"fracture incidence","score":0.7080000042915344},{"id":"https://openalex.org/keywords/profile","display_name":"profiles","score":0.7329999804496765},{"id":"https://openalex.org/keywords/protaper","display_name":"ProTaper","score":1.0},{"id":"https://openalex.org/keywords/instrument-taper","display_name":"instrument taper","score":0.6959999799728394},{"id":"https://openalex.org/keywords/canal-curvature","display_name":"canal curvature","score":0.6840000152587891}],"concepts":[{"id":"https://openalex.org/C160798091","wikidata":"https://www.wikidata.org/wiki/Q5459028","display_name":"Nickel titanium","level":3,"score":0.6203664541244507},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5660443305969238},{"id":"https://openalex.org/C504270822","wikidata":"https://www.wikidata.org/wiki/Q744","display_name":"Nickel","level":2,"score":0.5420042872428894},{"id":"https://openalex.org/C43369102","wikidata":"https://www.wikidata.org/wiki/Q2307625","display_name":"Fracture (geology)","level":2,"score":0.5376606583595276},{"id":"https://openalex.org/C2779974597","wikidata":"https://www.wikidata.org/wiki/Q28448986","display_name":"Clinical Practice","level":2,"score":0.47480645775794983},{"id":"https://openalex.org/C506065880","wikidata":"https://www.wikidata.org/wiki/Q716","display_name":"Titanium","level":2,"score":0.4278677701950073},{"id":"https://openalex.org/C29694066","wikidata":"https://www.wikidata.org/wiki/Q118301","display_name":"Orthodontics","level":1,"score":0.37982600927352905},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.3410891592502594},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","level":1,"score":0.3372216820716858},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.330992192029953},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.21016252040863037},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.1218559741973877},{"id":"https://openalex.org/C49097943","wikidata":"https://www.wikidata.org/wiki/Q898455","display_name":"Shape-memory alloy","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D003722","descriptor_name":"Dental Alloys","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003762","descriptor_name":"Dental Instruments","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":true},{"descriptor_ui":"D003799","descriptor_name":"Dental Stress Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004868","descriptor_name":"Equipment Failure","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009532","descriptor_name":"Nickel","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011446","descriptor_name":"Prospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014025","descriptor_name":"Titanium","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016009","descriptor_name":"Chi-Square Distribution","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D018915","descriptor_name":"Root Canal Preparation","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1111/j.1365-2591.2006.01137.x","doi":"https://doi.org/10.1111/j.1365-2591.2006.01137.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1365-2591.2006.01137.x","pdf_url":null,"source":{"id":"https://openalex.org/S50094856","display_name":"International Endodontic Journal","issn_l":"0143-2885","issn":["0143-2885","1365-2591"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Endodontic Journal","raw_type":"journal-article"},{"id":"pmid:16916359","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/16916359","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International endodontic journal","raw_type":"Comparative Study"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9537000060081482}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W1977814578","https://openalex.org/W1982471549","https://openalex.org/W1999349306","https://openalex.org/W2002908790","https://openalex.org/W2003544361","https://openalex.org/W2005059451","https://openalex.org/W2011509627","https://openalex.org/W2016797938","https://openalex.org/W2017324684","https://openalex.org/W2019368504","https://openalex.org/W2039232885","https://openalex.org/W2039648268","https://openalex.org/W2040672204","https://openalex.org/W2054913349","https://openalex.org/W2060498581","https://openalex.org/W2062932522","https://openalex.org/W2064971083","https://openalex.org/W2065256978","https://openalex.org/W2084713021","https://openalex.org/W2085967201","https://openalex.org/W2089159980","https://openalex.org/W2092659616","https://openalex.org/W2094196933","https://openalex.org/W2114677888","https://openalex.org/W2121623927","https://openalex.org/W2142058893","https://openalex.org/W2144405268","https://openalex.org/W2146046879","https://openalex.org/W2150984935","https://openalex.org/W2152980130","https://openalex.org/W2156019496","https://openalex.org/W2165106575","https://openalex.org/W2165843570","https://openalex.org/W2282686720","https://openalex.org/W2293532234"],"related_works":["https://openalex.org/W2355923826","https://openalex.org/W2063482166","https://openalex.org/W4401499044","https://openalex.org/W2743885439","https://openalex.org/W2384810161","https://openalex.org/W7096508450","https://openalex.org/W4401499776","https://openalex.org/W2957866434","https://openalex.org/W3180705918","https://openalex.org/W2807563617"],"abstract_inverted_index":{"AIM:":[0],"To":[1],"prospectively":[2],"determine":[3],"the":[4,36,39,69,81,89,92,97,100,104,107,183,188,192,197,202,218],"incidence":[5,61,112,119,211],"of":[6,38,47,62,71,88,96,106,113,120,147,168,172,177,182,191,212,221],"nickel-titanium":[7,25,213],"rotary":[8,26,214],"instrument":[9,27,63,114,143,215],"fracture":[10,64,75,115,121,216],"in":[11,44,50,57,149,187,224],"an":[12],"endodontic":[13,21,55],"clinical":[14],"practice":[15],"setting.":[16],"METHODOLOGY:":[17],"Eleven":[18],"second":[19],"year":[20],"residents,":[22],"using":[23],"four":[24],"systems":[28],"(ProFile,":[29],"ProTaper,":[30,124],"GTRotary":[31,125],"and":[32,85,94,103,126,133,162,195,199],"K3Endo)":[33],"according":[34],"to":[35],"recommendations":[37],"manufacturers,":[40],"instrumented":[41],"3181":[42],"canals":[43],"1403":[45],"teeth":[46,148],"1235":[48],"patients,":[49],"a":[51],"dental":[52],"school":[53],"post-graduate":[54],"clinic,":[56],"1":[58],"year.":[59],"The":[60,110,118,145,209],"was":[65,116,129,137,153],"determined":[66],"based":[67],"on":[68],"number":[70],"instruments":[72,151,170,223],"used.":[73],"When":[74],"occurred,":[76],"data":[77],"were":[78,185,205],"collected":[79],"concerning":[80],"type,":[82],"size,":[83],"taper":[84],"prior":[86],"use":[87,220],"fractured":[90,152],"instruments,":[91],"length":[93],"location":[95],"fragment":[98,203],"within":[99],"root":[101,193,225],"canal":[102,226],"curvature":[105],"canal.":[108],"RESULTS:":[109],"overall":[111],"0.39%.":[117],"for":[122,156,160,164],"ProFile,":[123],"K3Endo":[127],"files":[128],"0.28%,":[130],"0.41%,":[131],"0.39%":[132],"0.52%,":[134],"respectively.":[135],"There":[136],"no":[138],"statistically":[139],"significant":[140],"difference":[141],"between":[142],"systems.":[144],"percentage":[146],"which":[150,173],"1.9%":[154],"(0.28%":[155],"anterior":[157],"teeth,":[158],"1.56%":[159],"pre-molars":[161],"2.74%":[163],"molars).":[165],"A":[166],"total":[167],"26":[169],"fractured,":[171],"23":[174],"had":[175],"tapers":[176],"0.06":[178],"or":[179],"greater.":[180],"Most":[181],"fragments":[184],"located":[186],"apical":[189],"third":[190],"canal,":[194],"both":[196],"median":[198],"mode":[200],"amongst":[201],"lengths":[204],"2":[206],"mm.":[207],"CONCLUSIONS:":[208],"low":[210],"supports":[217],"continued":[219],"these":[222],"treatment.":[227]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":9},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":9},{"year":2013,"cited_by_count":8},{"year":2012,"cited_by_count":8}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}