{"id":"https://openalex.org/W7163366440","doi":"https://doi.org/10.48550/arxiv.2606.02928","title":"Improved Postural Stability Using a Lightweight Semi-Active Soft Back Support Device Under Standing Perturbations","display_name":"Improved Postural Stability Using a Lightweight Semi-Active Soft Back Support Device Under Standing Perturbations","publication_year":2026,"publication_date":"2026-06-01","ids":{"openalex":"https://openalex.org/W7163366440","doi":"https://doi.org/10.48550/arxiv.2606.02928"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2606.02928","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.02928","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2606.02928","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004433606","display_name":"Rohan Khatavkar","orcid":"https://orcid.org/0000-0001-8693-8865"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Khatavkar, Rohan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031116665","display_name":"Jiefeng Sun","orcid":"https://orcid.org/0000-0002-0886-4108"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sun, Jiefeng","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5137760405","display_name":"Hyunglae Lee","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lee, Hyunglae","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11023","display_name":"Prosthetics and Rehabilitation Robotics","score":0.9223999977111816,"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/T11023","display_name":"Prosthetics and Rehabilitation Robotics","score":0.9223999977111816,"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/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.06270000338554382,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10925","display_name":"Spinal Cord Injury Research","score":0.0020000000949949026,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/trunk","display_name":"Trunk","score":0.6168000102043152},{"id":"https://openalex.org/keywords/balance","display_name":"Balance (ability)","score":0.5842000246047974},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.47279998660087585},{"id":"https://openalex.org/keywords/robot","display_name":"Robot","score":0.4691999852657318},{"id":"https://openalex.org/keywords/wearable-computer","display_name":"Wearable computer","score":0.4611999988555908},{"id":"https://openalex.org/keywords/center-of-pressure","display_name":"Center of pressure (fluid mechanics)","score":0.4611000120639801},{"id":"https://openalex.org/keywords/assistive-device","display_name":"Assistive device","score":0.4521999955177307},{"id":"https://openalex.org/keywords/falling","display_name":"Falling (accident)","score":0.399399995803833}],"concepts":[{"id":"https://openalex.org/C2781197403","wikidata":"https://www.wikidata.org/wiki/Q193472","display_name":"Trunk","level":2,"score":0.6168000102043152},{"id":"https://openalex.org/C168031717","wikidata":"https://www.wikidata.org/wiki/Q1530280","display_name":"Balance (ability)","level":2,"score":0.5842000246047974},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.47279998660087585},{"id":"https://openalex.org/C90509273","wikidata":"https://www.wikidata.org/wiki/Q11012","display_name":"Robot","level":2,"score":0.4691999852657318},{"id":"https://openalex.org/C150594956","wikidata":"https://www.wikidata.org/wiki/Q1334829","display_name":"Wearable computer","level":2,"score":0.4611999988555908},{"id":"https://openalex.org/C76542214","wikidata":"https://www.wikidata.org/wiki/Q604830","display_name":"Center of pressure (fluid mechanics)","level":3,"score":0.4611000120639801},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.45809999108314514},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4569000005722046},{"id":"https://openalex.org/C3018905694","wikidata":"https://www.wikidata.org/wiki/Q688498","display_name":"Assistive device","level":2,"score":0.4521999955177307},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.4503999948501587},{"id":"https://openalex.org/C2779079380","wikidata":"https://www.wikidata.org/wiki/Q333495","display_name":"Falling (accident)","level":2,"score":0.399399995803833},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.39469999074935913},{"id":"https://openalex.org/C774472","wikidata":"https://www.wikidata.org/wiki/Q6760393","display_name":"Margin (machine learning)","level":2,"score":0.3634999990463257},{"id":"https://openalex.org/C7625042","wikidata":"https://www.wikidata.org/wiki/Q17014421","display_name":"Force platform","level":2,"score":0.35850000381469727},{"id":"https://openalex.org/C2985005502","wikidata":"https://www.wikidata.org/wiki/Q6806593","display_name":"Medical robotics","level":3,"score":0.3433000147342682},{"id":"https://openalex.org/C2776058767","wikidata":"https://www.wikidata.org/wiki/Q24327151","display_name":"Soft robotics","level":3,"score":0.3382999897003174},{"id":"https://openalex.org/C60692881","wikidata":"https://www.wikidata.org/wiki/Q584529","display_name":"Humanoid robot","level":3,"score":0.29739999771118164},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.2957000136375427},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2872999906539917},{"id":"https://openalex.org/C96332660","wikidata":"https://www.wikidata.org/wiki/Q5610971","display_name":"Ground reaction force","level":3,"score":0.2849000096321106},{"id":"https://openalex.org/C166151169","wikidata":"https://www.wikidata.org/wiki/Q16946937","display_name":"Dynamic balance","level":2,"score":0.27639999985694885},{"id":"https://openalex.org/C3019356360","wikidata":"https://www.wikidata.org/wiki/Q372949","display_name":"Biped robot","level":3,"score":0.25589999556541443}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2606.02928","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.02928","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2606.02928","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.02928","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Older":[0],"adults":[1],"are":[2],"particularly":[3],"susceptible":[4],"to":[5,52],"falls":[6],"following":[7,111,138],"perturbations":[8],"during":[9,82,193],"standing,":[10],"such":[11],"as":[12,74,184],"forward":[13,90],"loss":[14],"of":[15,62,100,144,167,179],"balance.":[16],"Back":[17],"support":[18,40,106],"devices":[19,69],"that":[20,154],"assist":[21],"trunk":[22,32,86],"extension":[23],"may":[24],"help":[25],"mitigate":[26],"fall":[27,191],"risk":[28],"by":[29],"preventing":[30],"excessive":[31],"flexion.":[33],"Previous":[34],"studies":[35],"have":[36,70],"investigated":[37],"heavy":[38],"back":[39,105],"devices;":[41],"however,":[42],"these":[43],"systems":[44],"often":[45],"introduced":[46],"adverse":[47],"effects":[48,99],"on":[49,108],"stability":[50,110],"due":[51],"their":[53],"added":[54],"mass,":[55],"which":[56],"shifted":[57],"the":[58,83,98,142,155,165,177],"body's":[59],"natural":[60],"center":[61],"mass":[63],"unfavorably.":[64],"In":[65,93],"contrast,":[66],"lightweight":[67,102,188],"passive":[68,128,145],"shown":[71],"limited":[72],"benefits,":[73],"they":[75],"can":[76],"generate":[77],"only":[78],"modest":[79],"assistive":[80,136],"forces":[81],"relatively":[84],"small":[85],"flexion":[87],"associated":[88],"with":[89,126,149],"balance":[91,171],"loss.":[92],"this":[94],"study,":[95],"we":[96],"evaluated":[97],"a":[101,127,139],"semi-active":[103,156,180],"soft":[104,181],"device":[107,115,157],"postural":[109],"standing":[112,194],"perturbations.":[113,195],"Our":[114],"combines":[116],"an":[117,185],"active":[118,132],"element":[119,133],"(a":[120],"pneumatic":[121],"artificial":[122],"muscle)":[123],"in":[124],"parallel":[125],"elastic":[129],"band.":[130],"The":[131],"rapidly":[134],"provides":[135],"force":[137],"perturbation,":[140],"overcoming":[141],"limitations":[143],"devices.":[146],"Experiments":[147],"conducted":[148],"five":[150],"healthy":[151],"individuals":[152],"demonstrated":[153],"significantly":[158],"reduced":[159],"whole-body":[160],"angular":[161],"momentum":[162],"and":[163,187],"increased":[164],"margin":[166],"stability,":[168],"indicating":[169],"improved":[170],"recovery":[172],"performance.":[173],"These":[174],"results":[175],"highlight":[176],"promise":[178],"wearable":[182],"robots":[183],"effective":[186],"strategy":[189],"for":[190],"prevention":[192]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2026-06-04T00:00:00"}