[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100597631":3},{"organization":4,"armGroups":7,"interventions":24,"overallOfficials":33,"centralContacts":43,"locations":52,"responsibleParty":63,"collaborators":12,"id":66,"slug":67,"hasResults":68,"nctId":69,"briefTitle":70,"officialTitle":70,"acronym":12,"eligibilityCriteria":71,"healthyVolunteers":68,"sex":72,"minAge":73,"maxAge":74,"enrollmentInfo":75,"targetDuration":12,"studyType":78,"phases":79,"briefSummary":81,"conditions":82,"keywords":86,"overallStatus":90,"whyStopped":12,"lastUpdateSubmitDate":91,"lastUpdatePostDateStruct":92,"startDateStruct":95,"completionDateStruct":97,"leadSponsor":99,"locationsCount":100},{"fullName":5,"class":6},"Istanbul University - Cerrahpasa","OTHER",[8,13,19],{"label":9,"type":10,"description":11,"interventionNames":12},"Group 1- control","NO_INTERVENTION","The patient will be ventilated throughout the surgery by applying 5 cmH2O post expiratory positive end-expiratory pressure. Lung ultrasound will be performed on the patients before surgery, 5 minutes after mechanical ventilation after orotracheal intubation, at the end of surgery and 5 minutes after extubation. The lung will be evaluated in 8 regions. These will be evaluated as upper and lower in the mid-clavicular line, upper and lower in the anterior axillary line, upper and lower in the posterior axillary line and Plaps point. It will be evaluated by calculating the modified Lung Ultrasound Score (LUSS) to detect ventilation loss. Higher scores in LUSS indicate more severe ventilation loss. The degree of deaeration will be evaluated between 0 and 3. , 0 less than 3 B line; ≥3 B lines indicate 1, greater than 5 and confluent B lines indicate 2, and multiple confluent B lines or multiple subpleural consolidations separated by a thickened or irregular pleural line indicate 3.",null,{"label":14,"type":15,"description":16,"interventionNames":17},"Group 2","ACTIVE_COMPARATOR","The ventilation strategy of the patients in this group will be the same as in group 1. In contrast, just before extubation, the patients in this group will be given 6 breaths with a tidal volume of 2 times the vital capacity, an inspiratory\u002Fexpiratory ratio of 1\u002F1 and a lung plateau pressure of \\\u003C 35 cmH2O, and a recruitment maneuver will be performed at the end of the surgery. All patients will undergo lung ultrasound in the defined lung zones and at the specified times, as described in group 1, and a modified Lung Ultrasound score will be evaluated.",[18],"Other: Lung Recruitment Maneuver",{"label":20,"type":15,"description":21,"interventionNames":22},"Group 3","The ventilation strategy of the patients in this group will be the same as in group 1. In addition to positive end-expiratory pressure, the patient will be placed in the right and then left lateral decubitus position before extubation at the end of the surgery and a recruitment maneuver will be performed by giving 6 breaths in each position with a tidal volume twice the vital capacity, a 1\u002F1 inspiratory\u002Fexpiratory ratio and a lung plateau pressure \\\u003C 35 cmH2O. All patients will undergo lung ultrasound in defined lung regions and at specified times, as defined in group 1, and a modified Lung Ultrasound score will be evaluated.",[23],"Other: Positional Lung Recruitment Maneuver",[25,29],{"type":6,"name":26,"description":27,"armGroupLabels":28,"otherNames":12},"Lung Recruitment Maneuver","Lung Recruitment Maneuver (LRM) is a method that allows the alveoli to reopen by applying high positive pressure in order to prevent or treat alveolar collapse (atelectasis) that develops during or after anesthesia. LRM improves oxygenation by increasing functional residual capacity. Clinical studies have shown that LRM increases oxygenation levels, reduces areas of atelectasis, and shortens hospital stay. In this study, the effects of different recruitment maneuvers on postoperative atelectasis will be evaluated. In this group, just before extubation, the patients in this group will be given 6 breaths with a tidal volume of 2 times the vital capacity, an inspiratory\u002Fexpiratory ratio of 1\u002F1 and a lung plateau pressure of \\\u003C 35 cmH2O, and a recruitment maneuver will be performed at the end of the surgery.",[14],{"type":6,"name":30,"description":31,"armGroupLabels":32,"otherNames":12},"Positional Lung Recruitment Maneuver","Lung Recruitment Maneuver (LRM) is a method that allows the alveoli to reopen by applying high positive pressure in order to prevent or treat alveolar collapse (atelectasis) that develops during or after anesthesia. LRM improves oxygenation by increasing functional residual capacity. Clinical studies have shown that LRM increases oxygenation levels, reduces areas of atelectasis, and shortens the length of hospital stay. In this study, the effects of different recruitment maneuvers on postoperative atelectasis will be evaluated. Patients in this group will be placed in the right and then left lateral decubitus position before extubation at the end of surgery and a recruitment maneuver will be performed by giving 6 breaths in each position, with a tidal volume twice the vital capacity, a 1\u002F1 inspiratory\u002Fexpiratory ratio, and a lung plateau pressure \\\u003C 35 cmH2O.",[20],[34,38,41],{"name":35,"affiliation":36,"role":37},"Ayse Cigdem Tutuncu, Professor","Istanbul University-Cerrahpasa, Cerrahpasa Medicine of Faculty","STUDY_CHAIR",{"name":39,"affiliation":36,"role":40},"Munevver Kayhan, Lecturer Doctor","PRINCIPAL_INVESTIGATOR",{"name":42,"affiliation":36,"role":40},"Pinar Kendigelen, Professor Doctor",[44,48],{"name":39,"role":45,"phone":46,"phoneExt":12,"email":47},"CONTACT","+905057983044","munevver.kayhan@iuc.edu.tr",{"name":49,"role":45,"phone":50,"phoneExt":12,"email":51},"Ayse Cigdem Tutuncu, Professor Doctor","+905325920584","actutuncu@gmail.com",[53],{"facility":36,"status":12,"city":54,"state":12,"zip":55,"country":56,"countryCode":12,"cosmosGeoPoint":57,"geoPoint":62,"contacts":12},"Istanbul","34153","Turkey (Türkiye)",{"type":58,"coordinates":59},"Point",[60,61],28.94966,41.01384,{"lat":61,"lon":60},{"type":40,"investigatorFullName":64,"investigatorTitle":65,"investigatorAffiliation":5,"oldNameTitle":12,"oldOrganization":12},"Münevver Kayhan","Lecturer","100597631","evaluation-of-recruitment-effectiveness-in-patients-with-obstructive-sleep-apnea-syndrome-using-lung-ultrasound-100597631",false,"NCT07061002","Evaluation of Recruitment Effectiveness in Patients With Obstructive Sleep Apnea Syndrome Using Lung Ultrasound","Inclusion Criteria:\n\n* Patients aged 18-65\n* American Society of Anesthesia I-III\n* Patients with consent to participate\n* Patients with preoperative OSA diagnosis (polysomnography or STOP-BANG≥3)\n\nExclusion Criteria:\n\n* American Society of Anesthesia \\>IV\n* Patients planned for postoperative intensive care follow-up 3. Cardiac surgery\n* Anesthesia outside the operating room\n* History of neuromuscular disease\n* Emergency surgical application\n* Invasive airway surgeries (pharynx, larynx)\n* Lung surgeries (pneumonectomy, lobectomy, etc.) 9. Presence of pregnancy","ALL","18 Years","65 Years",{"count":76,"type":77},66,"ESTIMATED","INTERVENTIONAL",[80],"NA","Patients with obstructive sleep apnea syndrome are at higher risk for respiratory complications after surgery. Oxygen depletion and respiratory distress are common in patients with obstructive sleep apnea syndrome. In this study, the effectiveness of the recruitment maneuver applied in the postoperative period will be investigated via lung ultrasound. Recruitment is a technique performed to improve the oxygen levels of patients. Patients diagnosed with obstructive sleep apnea syndrome between the ages of 18-65 will be included in the study and anesthesia and surgical procedures will be followed. The aim of the study is to compare the pulmonary complication rates between patients who underwent recruitment and those who did not, and to examine the effects of factors such as age and gender on these complications via lung ultrasound.",[83,84,85],"Postoperative Atelectasis","Lung Ultrasonography Score","Recruitment",[87,88,89],"Postoperative Pulmonary Atelectases","lung ultrasound score","recruitment maneuver","NOT_YET_RECRUITING","2025-07-02",{"date":93,"type":94},"2025-07-11","ACTUAL",{"date":96,"type":77},"2025-07-25",{"date":98,"type":77},"2026-07-01",{"name":5,"class":6},1]