[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100564210":3},{"organization":4,"armGroups":7,"interventions":17,"overallOfficials":35,"centralContacts":40,"locations":22,"responsibleParty":49,"collaborators":22,"id":51,"slug":52,"hasResults":53,"nctId":54,"briefTitle":55,"officialTitle":55,"acronym":56,"eligibilityCriteria":57,"healthyVolunteers":53,"sex":58,"minAge":59,"maxAge":22,"enrollmentInfo":60,"targetDuration":22,"studyType":63,"phases":64,"briefSummary":66,"conditions":67,"keywords":69,"overallStatus":74,"whyStopped":22,"lastUpdateSubmitDate":75,"lastUpdatePostDateStruct":76,"startDateStruct":79,"completionDateStruct":81,"leadSponsor":83,"locationsCount":22},{"fullName":5,"class":6},"Czech Technical University in Prague","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Comparison of perfusion index monitoring using a smartwatch and a pulse oximeter","EXPERIMENTAL","Placing the finger pulse oximeter sensor on the left middle finger and placing the Massimo Watch W1 on the volunteer's left wrist (2 cm from the processus styloideus). Four interventions subsequently follow (Resting condition, Movement artifacts and Circulation constriction, Physical Exercise).",[13,14,15,16],"Other: Resting conditions","Other: Movement artifacts","Other: Circulation constriction","Other: Physical exercise",[18,23,27,31],{"type":6,"name":19,"description":20,"armGroupLabels":21,"otherNames":22},"Resting conditions","The volunteers hand is at rest and Perfusion index readings are taken for six minutes from pulse oximeter and smartwatch",[9],null,{"type":6,"name":24,"description":25,"armGroupLabels":26,"otherNames":22},"Movement artifacts","The volunteer periodically spreads his\u002Fher fingers and clenches them into a fist, and Perfusion index readings are taken for six minutes from pulse oximeter and smartwatch.",[9],{"type":6,"name":28,"description":29,"armGroupLabels":30,"otherNames":22},"Circulation constriction","The volunteers arm is constricted using a cuff to measure non-invasive blood pressure. The perfusion index value is monitored during the time of cuff pressure and cuff release. The measurement is followed by a 4-minute pause to allow the vascular supply to stabilize. The measurement is repeated three times.",[9],{"type":6,"name":32,"description":33,"armGroupLabels":34,"otherNames":22},"Physical exercise","The volunteer is seated on the exercise bike, rests his forearms on the handlebars and is instructed not to move his arms. The volunteer\\'s heart rate is controlled to increase to 120 beats per minute. For five minutes, the perfusion index is recorded from a pulse oximeter and smartwatch.",[9],[36],{"name":37,"affiliation":38,"role":39},"Karel Roubik","Czech Technical University, Fac. of Biomedical Engineering","STUDY_CHAIR",[41,46],{"name":42,"role":43,"phone":44,"phoneExt":22,"email":45},"Simon Walzel, MEng.","CONTACT","420724836120","walzesim@fbmi.cvut.cz",{"name":47,"role":43,"phone":22,"phoneExt":22,"email":48},"Karel Roubik, Prof.","roubik@fbmi.cvut.cz",{"type":50,"investigatorFullName":22,"investigatorTitle":22,"investigatorAffiliation":22,"oldNameTitle":22,"oldOrganization":22},"SPONSOR","100564210","comparison-of-perfusion-index-monitoring-using-a-smartwatch-and-a-pulse-oximeter-100564210",false,"NCT06626217","Comparison of Perfusion Index Monitoring Using a Smartwatch and a Pulse Oximeter","PIWATCH","Inclusion Criteria:\n\n* Healthy Adult Volunteer\n\nExclusion Criteria:\n\n* Post-traumatic upper limb conditions affecting finger or arm perfusion\n* Injuries or diseases of the skin of the fingers and arm\n* Any acute phase of any disease","ALL","18 Years",{"count":61,"type":62},50,"ESTIMATED","INTERVENTIONAL",[65],"NA","The aim of the study is to experimentally compare measured perfusion index values between smartwatch and a medical grade pulse oximeter in healthy subjects at rest and with and without motion artifacts and during exercise.",[68],"Perfusion Index",[70,71,72,73],"Pulse oximetry","Perfusion index","Finger replantation","Smartwatch","NOT_YET_RECRUITING","2024-10-01",{"date":77,"type":78},"2024-10-03","ACTUAL",{"date":80,"type":62},"2024-10-08",{"date":82,"type":62},"2025-08-30",{"name":5,"class":6}]