In visual-spatial hemineglect (also known as hemi-inattention) patients with a lesion of the right cerebral hemisphere are not aware of objects ...SkiptomaincontentAdvertisementSearchallBMCarticlesSearchDownloadPDFResearchOpenAccessPublished:02September2016RehabilitationofhemineglectoftheleftarmusingmovementdetectionbraceletsactivatingavisualandacousticalarmJoseM.Trejo-Gabriel-Galan1,V.Rogel-Melgosa1,S.Gonzalez2,J.Sedano2,J.R.Villar3&N.Arenaza-Basterrechea1 JournalofNeuroEngineeringandRehabilitationvolume 13,Article number: 79(2016)Citethisarticle3240Accesses5Citations3AltmetricMetricsdetailsAbstractBackgroundHemineglectisfrequentafterrighthemispherestrokeandpreventsfunctionalindependence,buteffectiverehabilitationinterventionsarelacking.Ourobjectivewasto determineifavisual-acousticalarminthehemineglectarmactivatedbyacertaindiscrepancyinmovementofbothhandscanenhanceneglectarmuseinfivetasksofdailyliving.MethodsInthispre-postinterventionstudy9strokepatientswithresidualhemineglectofthearmweretrainedfor7 daysinfivebimanualtasksofdailyliving:carryingatray,buttonfastening,cuttingfoodwithknifeandfork,washingthefacewithbothhandsandarmswaywhilewalking.Thiswasdonethroughmotionsensorsmountedinbraceletsonbothwriststhatcomparedmovementbetweenthem.Whentheneglect-handmovementwaslessthanalimitestablishedbytwofuzzylogicbasedclassifiers,avisual-acousticalarmintheneglect-handbraceletwasactivatedtoencourageitsuseinthetask.ResultsBothmotionandfunctionoftheneglecthandimprovedduringthesevendaysoftrainingwhenvisual-acousticalarmswereactivebutaworseningtobaselinevaluesoccurredonday8andday30whenalarmswhereswitchedoff.Improvementwaslimitedtovision-dependenttasks.ConclusionsNeglect-handimprovementwiththisapproachislimitedtobimanualactivitiesinwhichanobjectismanipulatedundervisioncontrol,butnoshortorlongtermlearninghappens.BackgroundInvisual-spatialhemineglect(alsoknownashemi-inattention)patientswithalesionoftherightcerebralhemispherearenotawareofobjectsintheleftvisualfielddespitenothavingavisu