{"id":"https://openalex.org/W1879499673","doi":"https://doi.org/10.1109/cic.1990.144203","title":"A computer-driven control system for sensing and adjusting papillary muscle tension in an in-vitro model of mitral valve function","display_name":"A computer-driven control system for sensing and adjusting papillary muscle tension in an in-vitro model of mitral valve function","publication_year":2002,"publication_date":"2002-12-04","ids":{"openalex":"https://openalex.org/W1879499673","doi":"https://doi.org/10.1109/cic.1990.144203","mag":"1879499673"},"language":"en","primary_location":{"id":"doi:10.1109/cic.1990.144203","doi":"https://doi.org/10.1109/cic.1990.144203","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cic.1990.144203","pdf_url":null,"source":{"id":"https://openalex.org/S4393914193","display_name":"Computers in cardiology","issn_l":"0276-6574","issn":["0276-6574"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"[1990] Proceedings Computers in Cardiology","raw_type":"proceedings-article"},"volume":null,"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/A5025255113","display_name":"Edward G. Cape","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087915","display_name":"Massachusetts General Hospital","ror":"https://ror.org/002pd6e78","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210087915","https://openalex.org/I48633490"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"E.G. Cape","raw_affiliation_strings":["Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA","institution_ids":["https://openalex.org/I4210087915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041733873","display_name":"E.R. Gieseking","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087915","display_name":"Massachusetts General Hospital","ror":"https://ror.org/002pd6e78","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210087915","https://openalex.org/I48633490"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"E.R. Gieseking","raw_affiliation_strings":["Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA","institution_ids":["https://openalex.org/I4210087915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068216451","display_name":"Armelle Cagniot","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087915","display_name":"Massachusetts General Hospital","ror":"https://ror.org/002pd6e78","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210087915","https://openalex.org/I48633490"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A. Cagniot","raw_affiliation_strings":["Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA","institution_ids":["https://openalex.org/I4210087915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006291803","display_name":"Michael S. Simpson","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M.S. Simpson","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076064062","display_name":"Arthur E. Weyman","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087915","display_name":"Massachusetts General Hospital","ror":"https://ror.org/002pd6e78","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210087915","https://openalex.org/I48633490"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A.E. Weyman","raw_affiliation_strings":["Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA","institution_ids":["https://openalex.org/I4210087915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087746871","display_name":"Ajit P. Yoganathan","orcid":"https://orcid.org/0000-0001-5818-1316","observed_orcids":["https://orcid.org/0000-0001-5818-1316"]},"institutions":[{"id":"https://openalex.org/I4210087915","display_name":"Massachusetts General Hospital","ror":"https://ror.org/002pd6e78","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210087915","https://openalex.org/I48633490"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A.P. Yoganathan","raw_affiliation_strings":["Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA","institution_ids":["https://openalex.org/I4210087915"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003717488","display_name":"Robert A. Levine","orcid":"https://orcid.org/0000-0002-9484-8218","observed_orcids":["https://orcid.org/0000-0002-9484-8218"]},"institutions":[{"id":"https://openalex.org/I4210087915","display_name":"Massachusetts General Hospital","ror":"https://ror.org/002pd6e78","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210087915","https://openalex.org/I48633490"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R.A. Levine","raw_affiliation_strings":["Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, MA, USA","institution_ids":["https://openalex.org/I4210087915"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.08641975,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"233","last_page":"236"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T12598","display_name":"Cardiac Structural Anomalies and Repair","score":0.0005000000237487257,"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/T10882","display_name":"Cardiomyopathy and Myosin Studies","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/mitral-valve","display_name":"mitral valve","score":0.7879999876022339},{"id":"https://openalex.org/keywords/in-vitro-model","display_name":"in vitro model","score":0.6620000004768372},{"id":"https://openalex.org/keywords/feedback-control","display_name":"feedback control","score":0.6629999876022339},{"id":"https://openalex.org/keywords/chordae-tendineae","display_name":"chordae tendineae","score":0.8050000071525574},{"id":"https://openalex.org/keywords/left-ventricle","display_name":"left ventricle","score":0.8149999976158142},{"id":"https://openalex.org/keywords/hypertrophic-cardiomyopathy","display_name":"hypertrophic cardiomyopathy","score":0.8270000219345093},{"id":"https://openalex.org/keywords/systolic-anterior-motion","display_name":"systolic anterior motion","score":0.9890000224113464},{"id":"https://openalex.org/keywords/mitral-valve-prolapse","display_name":"mitral valve prolapse","score":0.9380000233650208},{"id":"https://openalex.org/keywords/load-cell","display_name":"load cell","score":0.4429999887943268},{"id":"https://openalex.org/keywords/stepper-motor","display_name":"stepper motor","score":0.9330000281333923}],"concepts":[{"id":"https://openalex.org/C2780870192","wikidata":"https://www.wikidata.org/wiki/Q1076385","display_name":"Chordae tendineae","level":3,"score":0.899531364440918},{"id":"https://openalex.org/C2777274916","wikidata":"https://www.wikidata.org/wiki/Q1913658","display_name":"Papillary muscle","level":2,"score":0.7150623202323914},{"id":"https://openalex.org/C2777543888","wikidata":"https://www.wikidata.org/wiki/Q369939","display_name":"Mitral valve","level":2,"score":0.6449751257896423},{"id":"https://openalex.org/C2778921608","wikidata":"https://www.wikidata.org/wiki/Q2002035","display_name":"Ventricle","level":2,"score":0.5750546455383301},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.48814234137535095},{"id":"https://openalex.org/C186068551","wikidata":"https://www.wikidata.org/wiki/Q13255585","display_name":"Tension (geology)","level":3,"score":0.48468688130378723},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.47209781408309937},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.36131149530410767},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.3411082327365875},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.25147101283073425},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.23065483570098877},{"id":"https://openalex.org/C112950240","wikidata":"https://www.wikidata.org/wiki/Q76005","display_name":"Ultimate tensile strength","level":2,"score":0.0},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/cic.1990.144203","doi":"https://doi.org/10.1109/cic.1990.144203","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cic.1990.144203","pdf_url":null,"source":{"id":"https://openalex.org/S4393914193","display_name":"Computers in cardiology","issn_l":"0276-6574","issn":["0276-6574"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"[1990] Proceedings Computers in Cardiology","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":0.428600013256073,"display_name":"Good health and well-being"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W2051787463","https://openalex.org/W2059581512","https://openalex.org/W2414105706"],"related_works":["https://openalex.org/W2980006015","https://openalex.org/W2538220892","https://openalex.org/W2095468958","https://openalex.org/W2104996815","https://openalex.org/W2754981928","https://openalex.org/W2586184329","https://openalex.org/W2129589346","https://openalex.org/W2410680473","https://openalex.org/W3175054023","https://openalex.org/W7099725834"],"abstract_inverted_index":{"The":[0,16,34,52,69,87],"model":[1,29,88],"consists":[2],"of":[3,30,49,75],"a":[4,57,64],"human":[5],"mitral":[6,113],"valve":[7,114],"apparatus":[8,61],"with":[9],"papillary":[10,35,77],"muscles":[11,36],"and":[12,97],"chordae":[13],"tendineae":[14],"intact.":[15],"structure":[17],"is":[18],"mounted":[19,38],"on":[20,39],"an":[21,27],"elliptical":[22],"sewing":[23],"ring":[24],"positioned":[25],"in":[26,85,92,106],"acrylic":[28],"the":[31,50],"left":[32],"ventricle.":[33],"are":[37,43,54],"circular":[40],"discs":[41],"which":[42],"attached":[44],"to":[45,56,63,81,101],"rods":[46,53],"extending":[47],"out":[48],"model.":[51],"anchored":[55],"stepper":[58],"motor/load":[59],"cell":[60],"interfaced":[62],"microprocessor":[65],"feedback":[66,70],"control":[67,71,74],"loop.":[68],"system":[72],"allows":[73],"pulsatile":[76],"muscle":[78],"tension":[79,95],"curves":[80,96],"simulate":[82],"those":[83],"measured":[84],"vivo.":[86],"has":[89],"been":[90],"effective":[91],"producing":[93],"physiologic":[94],"can":[98],"be":[99],"used":[100],"investigate":[102],"systolic":[103],"anterior":[104],"motion":[105],"hypertrophic":[107],"cardiomyopathy":[108],"as":[109,111,117],"well":[110],"other":[112],"problems":[115],"such":[116],"prolapse.>":[118]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2016-06-24T00:00:00"}
