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Pre-formed endotracheal tube and stepwise insertion for more successful intubation with video laryngoscopy

World Journal of Anesthesiology 2021年第2期10卷 7-15页

作者： ahmed a shorrab Moustafa A Helal Department of Anesthesia University Hospital SharjahSharjah POB 72772United Arab Emirates Faculty of Medicine Mansoura UniversityMansoura 35516Egypt University Hospital Sharjah SharjahUnited Arab Emirates

BACKGROUND In anesthesia practice,orotracheal intubation remains the primary concern of the *** introduction of video laryngoscopy(VL)has increased the success rate of orotracheal intubation;however,conflicting results have been reported regarding the usefulness of the current technique with VL in clinical *** To describe a modification to improve intubation with VL,followed by evaluation of the practice in *** First,a mannequin trial was conducted with operators having different experience and ***,a retrospective analysis was performed for an>1-year period with patients who underwent general anesthesia with orotracheal *** endotracheal tube used had been pre-formed with two *** intubation had been performed with direct eye vision,followed by screen assistance and rotation of the tube as needed to direct it toward the *** the mannequin trial,the outcome measures were quantification of torque(force with angular acceleration during levering),need for external maneuvers,and time to *** the clinical experience,orotracheal intubation used VL(pre-formed tube)or direct laryngoscopy(DL)at the anesthetist’s discretion and throat discomfort was reported by the *** In the mannequin trials using VL,there was less torque with the pre-formed tube than with a regular tube(8%and 65%,respectively).The first-pass rate was higher with the pre-formed tube(95%)than with a regular tube(81%).However,the time to intubate was longer with the pre-formed tube than with a regular tube(22 s and 12 s,respectively).In clinical practice,562 patients underwent surgery under general anesthesia with orotracheal intubation using either VL(n=244)or DL(n=318)at the discretion of the attending *** was specifically planned in 62 of the patients,due to anticipated *** attempts by readjustment of the curve of the tube were significantly fewer with VL than with DL(10%vs 18%).Throat discom

关键词： Intubation Glottis view Airway Indirect laryngoscopy Torque

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