{"id":"https://openalex.org/W1934272098","doi":"https://doi.org/10.1007/s11517-015-1392-6","title":"Combining femoral and acetabular parameters in femoroacetabular impingement: the omega surface","display_name":"Combining femoral and acetabular parameters in femoroacetabular impingement: the omega surface","publication_year":2015,"publication_date":"2015-10-07","ids":{"openalex":"https://openalex.org/W1934272098","doi":"https://doi.org/10.1007/s11517-015-1392-6","mag":"1934272098","pmid":"https://pubmed.ncbi.nlm.nih.gov/26446831"},"language":"en","primary_location":{"id":"doi:10.1007/s11517-015-1392-6","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11517-015-1392-6","pdf_url":null,"source":{"id":"https://openalex.org/S46300952","display_name":"Medical & Biological Engineering & Computing","issn_l":"0140-0118","issn":["0140-0118","1741-0444"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical & Biological Engineering & Computing","raw_type":"journal-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/A5037054102","display_name":"Heinse W. Bouma","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Heinse Bouma","raw_affiliation_strings":["Departments of Orthopaedic Surgery, Haga Hospital, The Hague, The Netherlands. heinse@gmail.com"],"affiliations":[{"raw_affiliation_string":"Departments of Orthopaedic Surgery, Haga Hospital, The Hague, The Netherlands. heinse@gmail.com","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007897603","display_name":"Tom Hogervorst","orcid":null},"institutions":[{"id":"https://openalex.org/I4210145063","display_name":"Haga Hospital","ror":"https://ror.org/03q4p1y48","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I4210145063"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Tom Hogervorst","raw_affiliation_strings":["Departments of Orthopaedic Surgery, Haga Hospital, The Hague, The Netherlands"],"affiliations":[{"raw_affiliation_string":"Departments of Orthopaedic Surgery, Haga Hospital, The Hague, The Netherlands","institution_ids":["https://openalex.org/I4210145063"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001279361","display_name":"Emmanuel Audenaert","orcid":"https://orcid.org/0000-0001-5508-6743"},"institutions":[{"id":"https://openalex.org/I2801227569","display_name":"Ghent University Hospital","ror":"https://ror.org/00xmkp704","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I2801227569"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Emanuel Audenaert","raw_affiliation_strings":["Departments of Orthopaedic Surgery, Ghent University Hospital, Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Departments of Orthopaedic Surgery, Ghent University Hospital, Ghent, Belgium","institution_ids":["https://openalex.org/I2801227569"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091725191","display_name":"Paulien M. van Kampen","orcid":"https://orcid.org/0000-0002-6169-7265"},"institutions":[{"id":"https://openalex.org/I4210145063","display_name":"Haga Hospital","ror":"https://ror.org/03q4p1y48","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I4210145063"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Paulien van Kampen","raw_affiliation_strings":["Departments of Orthopaedic Surgery, Haga Hospital, The Hague, The Netherlands"],"affiliations":[{"raw_affiliation_string":"Departments of Orthopaedic Surgery, Haga Hospital, The Hague, The Netherlands","institution_ids":["https://openalex.org/I4210145063"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5037054102"],"corresponding_institution_ids":[],"apc_list":{"value":2890,"currency":"EUR","value_usd":3690},"apc_paid":null,"fwci":0.8863,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.75056041,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"53","issue":"11","first_page":"1239","last_page":"1246"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11218","display_name":"Hip disorders and treatments","score":1.0,"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/T11218","display_name":"Hip disorders and treatments","score":1.0,"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/T10512","display_name":"Orthopaedic implants and arthroplasty","score":0.9972000122070312,"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/T11018","display_name":"Lower Extremity Biomechanics and Pathologies","score":0.9945999979972839,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/femoroacetabular-impingement","display_name":"Femoroacetabular impingement","score":0.970022439956665},{"id":"https://openalex.org/keywords/acetabulum","display_name":"Acetabulum","score":0.7530462145805359},{"id":"https://openalex.org/keywords/omega","display_name":"Omega","score":0.6502134799957275},{"id":"https://openalex.org/keywords/labrum","display_name":"Labrum","score":0.6087478399276733},{"id":"https://openalex.org/keywords/acetabular-labrum","display_name":"Acetabular labrum","score":0.48924803733825684},{"id":"https://openalex.org/keywords/femur","display_name":"Femur","score":0.46580085158348083},{"id":"https://openalex.org/keywords/asymptomatic","display_name":"Asymptomatic","score":0.4247645139694214},{"id":"https://openalex.org/keywords/anatomy","display_name":"Anatomy","score":0.39758774638175964},{"id":"https://openalex.org/keywords/orthodontics","display_name":"Orthodontics","score":0.3846532106399536},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.34182965755462646},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2941916286945343},{"id":"https://openalex.org/keywords/surgery","display_name":"Surgery","score":0.24494850635528564},{"id":"https://openalex.org/keywords/arthroscopy","display_name":"Arthroscopy","score":0.09438872337341309}],"concepts":[{"id":"https://openalex.org/C2779961238","wikidata":"https://www.wikidata.org/wiki/Q1910771","display_name":"Femoroacetabular impingement","level":2,"score":0.970022439956665},{"id":"https://openalex.org/C72202192","wikidata":"https://www.wikidata.org/wiki/Q16242523","display_name":"Acetabulum","level":2,"score":0.7530462145805359},{"id":"https://openalex.org/C2779557605","wikidata":"https://www.wikidata.org/wiki/Q9890","display_name":"Omega","level":2,"score":0.6502134799957275},{"id":"https://openalex.org/C2775889985","wikidata":"https://www.wikidata.org/wiki/Q360768","display_name":"Labrum","level":3,"score":0.6087478399276733},{"id":"https://openalex.org/C2779940712","wikidata":"https://www.wikidata.org/wiki/Q3042621","display_name":"Acetabular labrum","level":4,"score":0.48924803733825684},{"id":"https://openalex.org/C2780554211","wikidata":"https://www.wikidata.org/wiki/Q176503","display_name":"Femur","level":2,"score":0.46580085158348083},{"id":"https://openalex.org/C2777910003","wikidata":"https://www.wikidata.org/wiki/Q1707292","display_name":"Asymptomatic","level":2,"score":0.4247645139694214},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.39758774638175964},{"id":"https://openalex.org/C29694066","wikidata":"https://www.wikidata.org/wiki/Q118301","display_name":"Orthodontics","level":1,"score":0.3846532106399536},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.34182965755462646},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2941916286945343},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.24494850635528564},{"id":"https://openalex.org/C2779162959","wikidata":"https://www.wikidata.org/wiki/Q708232","display_name":"Arthroscopy","level":2,"score":0.09438872337341309},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D000077","descriptor_name":"Acetabulum","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D005269","descriptor_name":"Femur","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D006621","descriptor_name":"Hip Joint","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008954","descriptor_name":"Models, Biological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008954","descriptor_name":"Models, Biological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008954","descriptor_name":"Models, Biological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013499","descriptor_name":"Surface Properties","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013499","descriptor_name":"Surface Properties","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013499","descriptor_name":"Surface Properties","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D021621","descriptor_name":"Imaging, Three-Dimensional","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D021621","descriptor_name":"Imaging, Three-Dimensional","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D021621","descriptor_name":"Imaging, Three-Dimensional","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D057925","descriptor_name":"Femoracetabular Impingement","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false}],"locations_count":3,"locations":[{"id":"doi:10.1007/s11517-015-1392-6","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11517-015-1392-6","pdf_url":null,"source":{"id":"https://openalex.org/S46300952","display_name":"Medical & Biological Engineering & Computing","issn_l":"0140-0118","issn":["0140-0118","1741-0444"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical & Biological Engineering & Computing","raw_type":"journal-article"},{"id":"pmid:26446831","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/26446831","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":"Medical & biological engineering & computing","raw_type":null},{"id":"pmh:oai:archive.ugent.be:8504520","is_oa":false,"landing_page_url":"http://hdl.handle.net/1854/LU-8504520","pdf_url":null,"source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1741-0444","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4099999964237213,"id":"https://metadata.un.org/sdg/14","display_name":"Life below water"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1860087536","https://openalex.org/W1996117239","https://openalex.org/W2012182785","https://openalex.org/W2017957172","https://openalex.org/W2028234370","https://openalex.org/W2028524386","https://openalex.org/W2044777042","https://openalex.org/W2069820848","https://openalex.org/W2072588930","https://openalex.org/W2080003986","https://openalex.org/W2081911456","https://openalex.org/W2086636550","https://openalex.org/W2112047293","https://openalex.org/W2114720785","https://openalex.org/W2120455425","https://openalex.org/W2149690961","https://openalex.org/W2252962373","https://openalex.org/W2265452680","https://openalex.org/W2276697827","https://openalex.org/W2994034479","https://openalex.org/W4256329509"],"related_works":["https://openalex.org/W2536175479","https://openalex.org/W4226254122","https://openalex.org/W4221165344","https://openalex.org/W2030109175","https://openalex.org/W4232636261","https://openalex.org/W2895775101","https://openalex.org/W2322457463","https://openalex.org/W2982654518","https://openalex.org/W2023584897","https://openalex.org/W2889413043"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1}],"updated_date":"2026-04-03T22:45:19.894376","created_date":"2025-10-10T00:00:00"}