[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"apneic-oxygenation\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:apneic-oxygenation":26},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,2,0,[8,40],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":11,"sex":15,"minAge":16,"maxAge":17,"enrollmentInfo":18,"targetDuration":4,"studyType":21,"phases":22,"briefSummary":24,"conditions":25,"keywords":27,"overallStatus":29,"whyStopped":4,"lastUpdateSubmitDate":30,"lastUpdatePostDateStruct":31,"startDateStruct":34,"completionDateStruct":35,"leadSponsor":37,"locationsCount":4},"100644435","effect-of-continuous-supraglottic-oxygen-insufflation-via-video-laryngoscope-blade-on-apneic-oxygenation-during-tracheal-intubation-under-general-anesthesia-100644435",false,"NCT07662304","Effect of Continuous Supraglottic Oxygen Insufflation Via Video Laryngoscope Blade on Apneic Oxygenation During Tracheal Intubation Under General Anesthesia","Inclusion Criteria:\n\n* Patients aged between 18 and 75 years, with ASA physical status I to III, and scheduled for surgery with general anaesthesia and orotracheal intubation\n\nExclusion Criteria:\n\n* cardiac disease (ischaemic heart disease, heart failure \\[NYHA ≥2 \\],current arrhythmias, pulmonary hypertension)\n* severe asthma, moderate to severe chronic obstructive pulmonary disease\n* pregnancy\n* baseline oxygen saturation \\\u003C95%\n* not capable of understanding study information and signing a written consent","ALL","18 Years","75 Years",{"count":19,"type":20},150,"ESTIMATED","INTERVENTIONAL",[23],"NA","This study is a prospective, randomized controlled clinical trial aimed at investigating the efficacy and safety of a novel oxygenating video laryngoscope blade during apneic oxygenation for intubation under general anesthesia. Hypoxemia is prone to occur during anesthesia induction, which can lead to severe complications. Apneic oxygenation is an important method to prolong the safe apnea time, but existing oxygen delivery modalities have limitations in applicability. Although the laryngeal oxygen delivery approach combined with video laryngoscopy has theoretical advantages, clinical evidence is insufficient. Therefore, this study was conducted.",[26],"Apneic Oxygenation",[28],"video laryngoscope","NOT_YET_RECRUITING","2026-06-22",{"date":32,"type":33},"2026-06-23","ACTUAL",{"date":30,"type":20},{"date":36,"type":20},"2029-06-22",{"name":38,"class":39},"Affiliated Hospital of Jiaxing University","OTHER",{"id":41,"slug":42,"hasResults":11,"nctId":43,"briefTitle":44,"officialTitle":45,"acronym":4,"eligibilityCriteria":46,"healthyVolunteers":47,"sex":15,"minAge":16,"maxAge":4,"enrollmentInfo":48,"targetDuration":4,"studyType":21,"phases":50,"briefSummary":51,"conditions":52,"keywords":55,"overallStatus":29,"whyStopped":4,"lastUpdateSubmitDate":59,"lastUpdatePostDateStruct":60,"startDateStruct":62,"completionDateStruct":64,"leadSponsor":66,"locationsCount":68},"100624863","oxygen-reserve-index-ori-in-identifying-desaturation-100624863","NCT07415161","Oxygen Reserve Index (ORi) in Identifying Desaturation","The Role of Oxygen Reserve Index (ORi) in Identifying Early Desaturation During Endolaryngeal Surgery: A Randomized Clinical Trial","Inclusion Criteria:\n\n* Age 18 years or older\n* Scheduled for elective endolaryngeal surgery\n* Planned general anesthesia with apneic intermittent ventilation\n* American Society of Anesthesiologists (ASA) physical status I-III\n* Ability to provide written informed consent\n\nExclusion Criteria:\n\n* Age under 18 years\n* Preoperative chronic hypoxemia (baseline SpO₂ \\\u003C 95%)\n* Patients transferred from the intensive care unit\n* ASA physical status IV or higher\n* Refusal or inability to provide informed consent",true,{"count":49,"type":20},80,[23],"This randomized clinical trial investigates whether Oxygen Reserve Index (ORi) monitoring enables earlier detection of impending hypoxemia compared with conventional pulse oximetry during apneic intermittent ventilation in adult patients undergoing endolaryngeal surgery under general anesthesia. By providing continuous, noninvasive assessment of oxygen reserve in the hyperoxic range, ORi may offer an earlier warning of oxygen depletion before peripheral oxygen saturation declines. The study compares time to reventilation thresholds, arterial blood gas parameters, and perioperative respiratory outcomes between ORi-guided and standard SpO₂-guided monitoring strategies.",[26,53,54],"Endolarengeal Surgery","Oxygen Reserve Index",[56,57,58],"oxygen reserve index","pulse oximetry","apneic ventilation","2026-02-15",{"date":61,"type":33},"2026-02-17",{"date":63,"type":20},"2026-01-27",{"date":65,"type":20},"2026-03-25",{"name":67,"class":39},"Istanbul University",1]