{"id":"https://openalex.org/W1960057258","doi":"https://doi.org/10.1111/aor.12440","title":"Sensorless Viscosity Measurement in a Magnetically\u2010Levitated Rotary Blood Pump","display_name":"Sensorless Viscosity Measurement in a Magnetically\u2010Levitated Rotary Blood Pump","publication_year":2015,"publication_date":"2015-04-29","ids":{"openalex":"https://openalex.org/W1960057258","doi":"https://doi.org/10.1111/aor.12440","mag":"1960057258","pmid":"https://pubmed.ncbi.nlm.nih.gov/25920684"},"language":"en","primary_location":{"id":"doi:10.1111/aor.12440","doi":"https://doi.org/10.1111/aor.12440","is_oa":false,"landing_page_url":"https://doi.org/10.1111/aor.12440","pdf_url":null,"source":{"id":"https://openalex.org/S40391745","display_name":"Artificial Organs","issn_l":"0160-564X","issn":["0160-564X","1525-1594"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-2"],"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":"Artificial Organs","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/A5011513714","display_name":"Wataru Hijikata","orcid":"https://orcid.org/0000-0002-5433-1919","observed_orcids":["https://orcid.org/0000-0002-5433-1919"]},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698","https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Wataru Hijikata","raw_affiliation_strings":["Precision and Intelligence Laboratory, Tokyo Institute of Technology, Yokohama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Precision and Intelligence Laboratory, Tokyo Institute of Technology, Yokohama, Japan","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Jun Rao","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698","https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jun Rao","raw_affiliation_strings":["Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology, Yokohama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology, Yokohama, Japan","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090210959","display_name":"Shodai Abe","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698","https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shodai Abe","raw_affiliation_strings":["Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology, Yokohama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology, Yokohama, Japan","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010270813","display_name":"Setsuo Takatani","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I104946051","display_name":"Nihon University","ror":"https://ror.org/05jk51a88","country_code":"JP","type":"education","lineage":["https://openalex.org/I104946051"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Setsuo Takatani","raw_affiliation_strings":["Department of Cardiovascular Surgery, Nihon University School of Medicine, Tokyo, Japan","Division of Research and Development, MedTech Heart Inc., Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiovascular Surgery, Nihon University School of Medicine, Tokyo, Japan","institution_ids":["https://openalex.org/I104946051"]},{"raw_affiliation_string":"Division of Research and Development, MedTech Heart Inc., Tokyo, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028848278","display_name":"Tadahiko Shinshi","orcid":"https://orcid.org/0000-0002-9090-3160","observed_orcids":["https://orcid.org/0000-0002-9090-3160"]},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698","https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tadahiko Shinshi","raw_affiliation_strings":["Precision and Intelligence Laboratory, Tokyo Institute of Technology, Yokohama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Precision and Intelligence Laboratory, Tokyo Institute of Technology, Yokohama, Japan","institution_ids":["https://openalex.org/I114531698"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5011513714"],"corresponding_institution_ids":["https://openalex.org/I114531698"],"apc_list":{"value":3990,"currency":"USD","value_usd":3990},"apc_paid":null,"fwci":0.6625,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.67679233,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"39","issue":"7","first_page":"559","last_page":"568"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10675","display_name":"Mechanical Circulatory Support Devices","score":0.9560999870300293,"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"}},"topics":[{"id":"https://openalex.org/T10675","display_name":"Mechanical Circulatory Support Devices","score":0.9560999870300293,"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"}},{"id":"https://openalex.org/T11602","display_name":"Magnetic Bearings and Levitation Dynamics","score":0.04019999876618385,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11379","display_name":"Rheology and Fluid Dynamics Studies","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/implantable-blood-pump","display_name":"implantable blood pump","score":0.906000018119812},{"id":"https://openalex.org/keywords/flow-rate-estimation","display_name":"flow rate estimation","score":0.8309999704360962},{"id":"https://openalex.org/keywords/magnetic-bearings","display_name":"magnetic bearings","score":0.8289999961853027},{"id":"https://openalex.org/keywords/vibrational-excitation","display_name":"vibrational excitation","score":0.8519999980926514},{"id":"https://openalex.org/keywords/phase-difference","display_name":"phase difference","score":0.6269999742507935},{"id":"https://openalex.org/keywords/noninvasive-measurement","display_name":"non-invasive measurement","score":0.6140000224113464}],"concepts":[{"id":"https://openalex.org/C153005164","wikidata":"https://www.wikidata.org/wiki/Q1698700","display_name":"Impeller","level":2,"score":0.8042027950286865},{"id":"https://openalex.org/C127172972","wikidata":"https://www.wikidata.org/wiki/Q128709","display_name":"Viscosity","level":2,"score":0.7813066840171814},{"id":"https://openalex.org/C172120300","wikidata":"https://www.wikidata.org/wiki/Q1134348","display_name":"Volumetric flow rate","level":2,"score":0.6356295943260193},{"id":"https://openalex.org/C132643394","wikidata":"https://www.wikidata.org/wiki/Q7233264","display_name":"Positive displacement meter","level":2,"score":0.5861684679985046},{"id":"https://openalex.org/C2994203641","wikidata":"https://www.wikidata.org/wiki/Q5712543","display_name":"Blood viscosity","level":2,"score":0.5850712656974792},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5208054780960083},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.5077120065689087},{"id":"https://openalex.org/C175580448","wikidata":"https://www.wikidata.org/wiki/Q114414","display_name":"Mass flow meter","level":3,"score":0.49779200553894043},{"id":"https://openalex.org/C93356670","wikidata":"https://www.wikidata.org/wiki/Q868743","display_name":"Viscometer","level":3,"score":0.4865912199020386},{"id":"https://openalex.org/C107551265","wikidata":"https://www.wikidata.org/wiki/Q1458245","display_name":"Displacement (psychology)","level":2,"score":0.43527528643608093},{"id":"https://openalex.org/C153056533","wikidata":"https://www.wikidata.org/wiki/Q1587136","display_name":"Magnetic bearing","level":3,"score":0.4154902696609497},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.36004725098609924},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.26974374055862427},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17245268821716309},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14660704135894775},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.13125920295715332},{"id":"https://openalex.org/C16389437","wikidata":"https://www.wikidata.org/wiki/Q11421","display_name":"Magnet","level":2,"score":0.12771761417388916},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D001783","descriptor_name":"Blood Flow Velocity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001809","descriptor_name":"Blood Viscosity","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":"D006353","descriptor_name":"Heart-Assist Devices","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008280","descriptor_name":"Magnetics","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D011673","descriptor_name":"Pulsatile Flow","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1111/aor.12440","doi":"https://doi.org/10.1111/aor.12440","is_oa":false,"landing_page_url":"https://doi.org/10.1111/aor.12440","pdf_url":null,"source":{"id":"https://openalex.org/S40391745","display_name":"Artificial Organs","issn_l":"0160-564X","issn":["0160-564X","1525-1594"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-2"],"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":"Artificial Organs","raw_type":"journal-article"},{"id":"pmid:25920684","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/25920684","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":"Artificial organs","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G1569095560","display_name":"Study on impeller dynamics in blood and its application to additional functions in a magnetically-levitated ventricular assist device","funder_award_id":"15K17959","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G2535033722","display_name":"Design of maglev ventricular assist devices considering bearing performance and blood damage","funder_award_id":"24360059","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W17005298","https://openalex.org/W1971084188","https://openalex.org/W1980939168","https://openalex.org/W1983527759","https://openalex.org/W2009513744","https://openalex.org/W2019440732","https://openalex.org/W2033403165","https://openalex.org/W2055601642","https://openalex.org/W2057981537","https://openalex.org/W2059978414","https://openalex.org/W2066710547","https://openalex.org/W2077293891","https://openalex.org/W2092718478","https://openalex.org/W2094662440","https://openalex.org/W2119252810","https://openalex.org/W2121221073","https://openalex.org/W2121259610","https://openalex.org/W2122569210","https://openalex.org/W2136616182","https://openalex.org/W2140768274","https://openalex.org/W2143720355","https://openalex.org/W2145272538","https://openalex.org/W2150163088"],"related_works":["https://openalex.org/W2640095348","https://openalex.org/W1914472598","https://openalex.org/W2108735602","https://openalex.org/W4232534881","https://openalex.org/W2626177623","https://openalex.org/W2246443498","https://openalex.org/W2922244700","https://openalex.org/W2066710547","https://openalex.org/W7144633301","https://openalex.org/W6987179220"],"abstract_inverted_index":{"Controlling":[0],"the":[1,12,17,27,43,54,98,106,109,114,118,121,125,128,151,175],"flow":[2,28,33,55,182],"rate":[3,29],"in":[4,63,80,120],"an":[5,50],"implantable":[6],"rotary":[7,83],"blood":[8,44,84],"pump":[9],"based":[10],"on":[11],"physiological":[13],"demand":[14],"made":[15],"by":[16,112],"body":[18],"is":[19,47],"important.":[20],"Even":[21],"though":[22],"various":[23],"methods":[24],"to":[25,97,142,166],"estimate":[26,52],"without":[30,57],"using":[31,58,100],"a":[32,64,74,101,134,143],"meter":[34],"have":[35,72],"been":[36,69],"proposed,":[37],"no":[38,88],"adequate":[39],"method":[40,76,173],"for":[41,49,77,157,180],"measuring":[42,78,113],"viscosity,":[45],"which":[46,86],"necessary":[48],"accurate":[51],"of":[53,108,127,150,177],"rate,":[56],"additional":[59,89],"sensors":[60,90],"or":[61,91],"mechanisms":[62],"noninvasive":[65],"way,":[66],"has":[67,174],"yet":[68],"realized.":[70],"We":[71],"developed":[73],"sensorless":[75,171],"viscosity":[79,107,132,153],"magnetically":[81],"levitated":[82],"pumps,":[85],"requires":[87],"mechanisms.":[92],"By":[93],"applying":[94],"vibrational":[95],"excitation":[96],"impeller":[99],"magnetic":[102,122],"bearing,":[103],"we":[104],"measured":[105,131,152],"working":[110,159],"fluid":[111],"phase":[115],"difference":[116],"between":[117],"current":[119],"bearing":[123],"and":[124],"displacement":[126],"impeller.":[129],"The":[130,146,169],"showed":[133],"high":[135],"correlation":[136],"(R(2)":[137],">":[138],"0.992)":[139],"with":[140,161],"respect":[141],"reference":[144],"viscosity.":[145],"mean":[147],"absolute":[148],"deviation":[149],"was":[154],"0.12":[155],"mPa\u00b7s":[156],"several":[158],"fluids":[160],"viscosities":[162],"ranging":[163],"from":[164],"1.18":[165],"5.12":[167],"mPa\u00b7s.":[168],"proposed":[170],"measurement":[172],"possibility":[176],"being":[178],"utilized":[179],"estimating":[181],"rate.":[183]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
