{"id":"https://openalex.org/W3011781551","doi":"https://doi.org/10.1117/12.2549664","title":"Automatic needle localization in intraoperative 3D transvaginal ultrasound images for high-dose-rate interstitial gynecologic brachytherapy","display_name":"Automatic needle localization in intraoperative 3D transvaginal ultrasound images for high-dose-rate interstitial gynecologic brachytherapy","publication_year":2020,"publication_date":"2020-03-16","ids":{"openalex":"https://openalex.org/W3011781551","doi":"https://doi.org/10.1117/12.2549664","mag":"3011781551"},"language":"en","primary_location":{"id":"doi:10.1117/12.2549664","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2549664","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical Imaging 2020: Image-Guided Procedures, Robotic Interventions, and Modeling","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"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/A5025810717","display_name":"Jessica R. Rodgers","orcid":"https://orcid.org/0000-0001-6950-5398"},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jessica R. Rodgers","raw_affiliation_strings":["The University of Western Ontario , Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The University of Western Ontario , Canada","institution_ids":["https://openalex.org/I125749732"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071830419","display_name":"Derek J. Gillies","orcid":"https://orcid.org/0000-0003-1895-5019"},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Derek J. Gillies","raw_affiliation_strings":["The Univ. of Western Ontario (Canada)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Western Ontario (Canada)","institution_ids":["https://openalex.org/I125749732"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040347711","display_name":"William T. Hrinivich","orcid":"https://orcid.org/0000-0002-0048-9411"},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"William T. Hrinivich","raw_affiliation_strings":["The Univ. of Western Ontario (Canada)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Western Ontario (Canada)","institution_ids":["https://openalex.org/I125749732"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016036523","display_name":"Igor Gyackov","orcid":null},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Igor Gyackov","raw_affiliation_strings":["The Univ. of Western Ontario (Canada)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Western Ontario (Canada)","institution_ids":["https://openalex.org/I125749732"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004966232","display_name":"Aaron Fenster","orcid":"https://orcid.org/0000-0003-3525-2788"},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Aaron Fenster","raw_affiliation_strings":["The Univ. of Western Ontario (Canada)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Western Ontario (Canada)","institution_ids":["https://openalex.org/I125749732"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I125749732"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"19","last_page":"19"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10668","display_name":"Endometrial and Cervical Cancer Treatments","score":0.9721999764442444,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/T10668","display_name":"Endometrial and Cervical Cancer Treatments","score":0.9721999764442444,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/brachytherapy","display_name":"Brachytherapy","score":0.7531561851501465},{"id":"https://openalex.org/keywords/dose-rate","display_name":"Dose rate","score":0.6099124550819397},{"id":"https://openalex.org/keywords/radiology","display_name":"Radiology","score":0.5268698334693909},{"id":"https://openalex.org/keywords/transvaginal-ultrasound","display_name":"Transvaginal ultrasound","score":0.47806647419929504},{"id":"https://openalex.org/keywords/ultrasound","display_name":"Ultrasound","score":0.4719763696193695},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.4709514081478119},{"id":"https://openalex.org/keywords/medical-physics","display_name":"Medical physics","score":0.1983967125415802},{"id":"https://openalex.org/keywords/radiation-therapy","display_name":"Radiation therapy","score":0.19736996293067932}],"concepts":[{"id":"https://openalex.org/C2777416452","wikidata":"https://www.wikidata.org/wiki/Q896687","display_name":"Brachytherapy","level":3,"score":0.7531561851501465},{"id":"https://openalex.org/C3017588741","wikidata":"https://www.wikidata.org/wiki/Q3042357","display_name":"Dose rate","level":2,"score":0.6099124550819397},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.5268698334693909},{"id":"https://openalex.org/C3017734706","wikidata":"https://www.wikidata.org/wiki/Q16919310","display_name":"Transvaginal ultrasound","level":3,"score":0.47806647419929504},{"id":"https://openalex.org/C143753070","wikidata":"https://www.wikidata.org/wiki/Q162564","display_name":"Ultrasound","level":2,"score":0.4719763696193695},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4709514081478119},{"id":"https://openalex.org/C19527891","wikidata":"https://www.wikidata.org/wiki/Q1120908","display_name":"Medical physics","level":1,"score":0.1983967125415802},{"id":"https://openalex.org/C509974204","wikidata":"https://www.wikidata.org/wiki/Q180507","display_name":"Radiation therapy","level":2,"score":0.19736996293067932}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1117/12.2549664","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2549664","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical Imaging 2020: Image-Guided Procedures, Robotic Interventions, and Modeling","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8100000023841858,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2370992585","https://openalex.org/W2497389515","https://openalex.org/W2389417069","https://openalex.org/W2347763736","https://openalex.org/W1495176921","https://openalex.org/W2122252098","https://openalex.org/W2020623702","https://openalex.org/W2029967375","https://openalex.org/W2348339740","https://openalex.org/W4200563007"],"abstract_inverted_index":{"High-dose-rate":[0],"interstitial":[1,218],"gynecologic":[2,219],"brachytherapy":[3,220],"requires":[4],"multiple":[5,107],"needles":[6,43,60,162],"to":[7,55,70,73,190,201,224,235],"be":[8,236],"inserted":[9],"into":[10,195],"the":[11,22,28,47,57,117,156,196,199,222,230,242],"tumor":[12],"and":[13,24,44,77,129,139,180,228],"surrounding":[14],"area,":[15],"avoiding":[16],"nearby":[17],"healthy":[18],"organs-at-risk":[19],"(OARs),":[20],"including":[21],"bladder":[23],"rectum.":[25],"We":[26],"propose":[27],"use":[29],"of":[30,42,49,59,102,175,184,198],"a":[31,86,90,95,100,167,171],"360&deg;":[32],"three-dimensional":[33],"(3D)":[34],"transvaginal":[35],"ultrasound":[36,104,234],"(TVUS)":[37],"guidance":[38],"system":[39],"for":[40,67,232,238,244],"visualization":[41],"report":[45],"on":[46,89,99],"implementation":[48],"two":[50],"automatic":[51,214],"needle":[52,64,71,75,144,215],"segmentation":[53,145,216],"algorithms":[54],"aid":[56],"localization":[58],"intraoperatively.":[61],"Two-dimensional":[62],"(2D)":[63],"segmentation,":[65],"allowing":[66],"immediate":[68],"adjustments":[69],"trajectories":[72],"mitigate":[74],"deflection":[76],"avoid":[78],"OARs,":[79],"was":[80,124,133,146],"implemented":[81],"in":[82,148,166,217],"near":[83],"real-time":[84],"using":[85,152],"method":[87],"based":[88],"convolutional":[91],"neural":[92],"network":[93],"with":[94,109,170],"U-Net":[96],"architecture":[97],"trained":[98],"dataset":[101],"2D":[103],"images":[105,151],"from":[106],"applications":[108],"needle-like":[110],"structures.":[111],"In":[112],"18":[113],"unseen":[114],"TVUS":[115,150],"images,":[116],"median":[118,172,181],"position":[119,173],"difference":[120,132,174,183],"[95%":[121],"confidence":[122],"interval]":[123],"0.27":[125],"[0.20,":[126],"0.68]":[127],"mm":[128,179],"mean":[130],"angular":[131,182],"0.50":[134],"[0.27,":[135],"1.16]&deg;":[136],"between":[137],"manually":[138],"algorithmically":[140],"segmented":[141],"needles.":[142],"Automatic":[143],"performed":[147],"3D":[149,158,233],"an":[153],"algorithm":[154,200],"leveraging":[155],"randomized":[157],"Hough":[159],"transform.":[160],"All":[161],"were":[163],"accurately":[164],"localized":[165],"proof-of-concept":[168],"image":[169],"0.79":[176],"[0.62,":[177],"0.93]":[178],"0.46":[185],"[0.31,":[186],"0.62]&deg;,":[187],"when":[188],"compared":[189],"manual":[191],"segmentations.":[192],"Further":[193],"investigation":[194],"robustness":[197],"complex":[202],"cases":[203],"containing":[204],"large":[205],"shadowing,":[206],"air,":[207],"or":[208],"reverberation":[209],"artefacts":[210],"is":[211],"ongoing.":[212],"Intraoperative":[213],"has":[221],"potential":[223,231],"improve":[225],"implant":[226],"quality":[227],"provides":[229],"used":[237],"treatment":[239],"planning,":[240],"eliminating":[241],"requirement":[243],"post-insertion":[245],"CT":[246],"scans.":[247]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
