{"id":"https://openalex.org/W2090879730","doi":"https://doi.org/10.1109/embc.2012.6346681","title":"Effect of arching spine on deformation of the ligamentum flavum during epidural needle insertion","display_name":"Effect of arching spine on deformation of the ligamentum flavum during epidural needle insertion","publication_year":2012,"publication_date":"2012-08-01","ids":{"openalex":"https://openalex.org/W2090879730","doi":"https://doi.org/10.1109/embc.2012.6346681","mag":"2090879730","pmid":"https://pubmed.ncbi.nlm.nih.gov/23366642"},"language":"en","primary_location":{"id":"doi:10.1109/embc.2012.6346681","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2012.6346681","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society","raw_type":"proceedings-article"},"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/A5081935799","display_name":"Kiyoshi Naemura","orcid":null},"institutions":[{"id":"https://openalex.org/I148798404","display_name":"Tokyo University of Technology","ror":"https://ror.org/021a26605","country_code":"JP","type":"education","lineage":["https://openalex.org/I148798404"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"K. Naemura","raw_affiliation_strings":["Tokyo University of Technology, 1404-1 Katakura, Hachioji, Tokyo, Japan. nae@ hs.teu.ac.jp","Tokyo University of Technology, 1404-1, Katakura, Hachioji, JAPAN"],"affiliations":[{"raw_affiliation_string":"Tokyo University of Technology, 1404-1 Katakura, Hachioji, Tokyo, Japan. nae@ hs.teu.ac.jp","institution_ids":["https://openalex.org/I148798404"]},{"raw_affiliation_string":"Tokyo University of Technology, 1404-1, Katakura, Hachioji, JAPAN","institution_ids":["https://openalex.org/I148798404"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5081935799"],"corresponding_institution_ids":["https://openalex.org/I148798404"],"apc_list":null,"apc_paid":null,"fwci":0.8583,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.76611447,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"25","issue":null,"first_page":"3344","last_page":"3347"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10189","display_name":"Anesthesia and Pain Management","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10189","display_name":"Anesthesia and Pain Management","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10238","display_name":"Spine and Intervertebral Disc Pathology","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2734","display_name":"Pathology and Forensic Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12715","display_name":"Pregnancy-related medical research","score":0.9872999787330627,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/anatomy","display_name":"Anatomy","score":0.723588228225708},{"id":"https://openalex.org/keywords/retractor","display_name":"Retractor","score":0.6862183213233948},{"id":"https://openalex.org/keywords/deformation","display_name":"Deformation (meteorology)","score":0.5161712765693665},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.4586908519268036},{"id":"https://openalex.org/keywords/significant-difference","display_name":"Significant difference","score":0.4152714014053345},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3762996792793274},{"id":"https://openalex.org/keywords/surgery","display_name":"Surgery","score":0.3183104693889618},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.15876725316047668}],"concepts":[{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.723588228225708},{"id":"https://openalex.org/C2781001935","wikidata":"https://www.wikidata.org/wiki/Q1618837","display_name":"Retractor","level":2,"score":0.6862183213233948},{"id":"https://openalex.org/C204366326","wikidata":"https://www.wikidata.org/wiki/Q3027650","display_name":"Deformation (meteorology)","level":2,"score":0.5161712765693665},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4586908519268036},{"id":"https://openalex.org/C3018023364","wikidata":"https://www.wikidata.org/wiki/Q425265","display_name":"Significant difference","level":2,"score":0.4152714014053345},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3762996792793274},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.3183104693889618},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.15876725316047668},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000767","descriptor_name":"Anesthesia, Epidural","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000767","descriptor_name":"Anesthesia, Epidural","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000767","descriptor_name":"Anesthesia, Epidural","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009339","descriptor_name":"Needles","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D009339","descriptor_name":"Needles","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D009339","descriptor_name":"Needles","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D013131","descriptor_name":"Spine","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":false},{"descriptor_ui":"D013131","descriptor_name":"Spine","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":false},{"descriptor_ui":"D013131","descriptor_name":"Spine","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":false},{"descriptor_ui":"D013552","descriptor_name":"Swine","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013552","descriptor_name":"Swine","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013552","descriptor_name":"Swine","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017843","descriptor_name":"Ligamentum Flavum","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":false},{"descriptor_ui":"D017843","descriptor_name":"Ligamentum Flavum","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":false},{"descriptor_ui":"D017843","descriptor_name":"Ligamentum Flavum","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1109/embc.2012.6346681","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2012.6346681","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society","raw_type":"proceedings-article"},{"id":"pmid:23366642","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/23366642","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,"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":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W1991665515","https://openalex.org/W2046467608","https://openalex.org/W2081954163","https://openalex.org/W2136126763"],"related_works":["https://openalex.org/W2921533615","https://openalex.org/W2079344672","https://openalex.org/W2418413143","https://openalex.org/W2062198033","https://openalex.org/W160433941","https://openalex.org/W1583500740","https://openalex.org/W1498847578","https://openalex.org/W1989709809","https://openalex.org/W2054766826","https://openalex.org/W3191536667"],"abstract_inverted_index":{"When":[0],"administering":[1],"epidural":[2,46],"anesthesia,":[3],"anesthesiologists":[4],"ask":[5],"patients":[6],"to":[7,16],"arch":[8],"their":[9],"back.":[10],"Arching":[11],"the":[12,18,30,36,42,57,77,80,88,91,94,105,111,115,128,131,144,152,156,168,174,182,195,199,202,205,212],"spine":[13,37,207],"is":[14],"thought":[15],"enlarge":[17],"gap":[19],"between":[20,127,143,201],"neighboring":[21],"vertebral":[22,58],"bones.":[23],"The":[24,102,119],"author":[25],"hypothesized":[26],"that":[27,173],"tension":[28],"inside":[29],"ligamentum":[31,43,81,95,106,133,149,169,183],"flavum":[32,44,66,82,96,107],"generated":[33],"by":[34,99,114,161],"arching":[35,89],"would":[38],"reduce":[39],"deformation":[40,78,136,188],"of":[41,79,93,104,158,167,181],"during":[45,83],"needle":[47,84],"insertion.":[48,85],"Porcine":[49],"spines":[50],"from":[51,110],"a":[52,100,139],"slaughterhouse":[53],"were":[54],"cut":[55],"at":[56],"body":[59],"and":[60,130,147,204],"separated":[61],"into":[62],"10":[63],"pieces.":[64],"Ligamentum":[65],"was":[67,97,108,137,189,192],"painted":[68],"black":[69],"with":[70,165,179],"liquid":[71],"ink.":[72],"A":[73],"CCD":[74],"camera":[75],"recorded":[76],"To":[86],"simulate":[87],"spine,":[90],"width":[92],"enlarged":[98,132],"retractor.":[101],"thickness":[103,166,180],"measured":[109],"stained":[112],"images":[113],"Elastica-van":[116],"Gieson":[117],"method.":[118],"maximum":[120,153,175],"reaction":[121,154,176],"force":[122,155,177],"showed":[123],"no":[124],"significant":[125,141],"difference":[126,200],"natural":[129],"flavum.":[134,150,184],"Average":[135],"observed":[138],"statically":[140],"decrease":[142],"naturally":[145],"deformed":[146],"retractor-enlarged":[148],"For":[151],"coefficient":[157],"variance":[159],"decreased":[160],"dividing":[162],"raw":[163],"data":[164],"flavum,":[170],"which":[171],"meant":[172],"correlated":[178],"Less":[185],"effect":[186],"on":[187],"observed.":[190],"Hypothesis":[191],"correct":[193],"in":[194,211],"porcine":[196,203],"study,":[197],"while":[198],"patient's":[206],"should":[208],"be":[209],"examined":[210],"next":[213],"research.":[214]},"counts_by_year":[{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-01-13T01:12:25.745995","created_date":"2025-10-10T00:00:00"}