scholarly journals Two Endotracheal Tubes in One Trachea with a Traumatic Injury

2021 ◽  
Vol 2021 ◽  
pp. 1-4
Author(s):  
Andrew Winegarner ◽  
Harish Lecamwasam ◽  
Mark C. Kendall ◽  
Shyamal Asher

Background. Traumatic airway injuries often require improvising solutions to altered anatomy under strict time constraints. We describe here the use of two endotracheal tubes simultaneously in the trachea to facilitate securing an airway which has been severely compromised by a self-inflicted wound to the trachea. Case Presentation: A 71-year-old male presented with a self-inflicted incision to his neck, cutting deep into the trachea itself. An endotracheal tube was emergently placed through the self-inflicted hole in the trachea in the ED. The patient was bleeding profusely, severely somnolent, and desaturating upon arrival to the operating room. Preservation of the tenuous airway was a priority while seeking to establish a more secure one. A video laryngoscope was used to gain a wide view of the posterior oropharynx and assist with oral intubation using a fiberoptic scope loaded with a second endotracheal tube. The initial tube’s cuff was deflated as the second tube was advanced over the fiberoptic scope, thereby securing the airway while a completion tracheostomy was performed. Conclusions. Direct penetrating airway trauma may necessitate early, albeit less secure, intubations though the neck wounds prior to operating room arrival. The conundrum is weighing the risk of losing a temporary airway while attempting to establish a more secure airway. Here, we demonstrate the versatility of common anesthesia tools such as a video laryngoscope and a fiberoptic bronchoscope and the welcome discovery of the trachea’s ability to accommodate two endotracheal tubes simultaneously so as to ensure a patent airway at all points throughout resuscitation.

2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Tsung-Jung Liang ◽  
Nai-Yu Wang ◽  
Shiuh-Inn Liu ◽  
I-Shu Chen

Abstract Background Transoral thyroidectomy can be performed using nasal or oral intubation. Recently, we encountered two cases of vocal cord granuloma that were suspected to result from intraoperative compression by the oral endotracheal tube. Cases presentation Two women underwent transoral endoscopic thyroidectomy with oral endotracheal tubes fixed at the mouth angle. Their initial postoperative recovery was uneventful, but they developed hoarseness 2 months after the surgery. Subsequent strobolaryngoscopy revealed vocal cord granulomas at the side of contact of the endotracheal tube. One patient received medication and voice therapy, and her granuloma shrank significantly one month later. The other patient underwent granuloma resection. Thereafter, the symptoms improved in both the patients. Conclusions Oral intubation with tube placement at the mouth angle might result in the formation of vocal cord granulomas. Therefore, we suggest positioning the tube at the midline to avoid excessive irritation on one side of the vocal cord.


2021 ◽  
pp. 014556132098051
Author(s):  
Matula Tareerath ◽  
Peerachatra Mangmeesri

Objectives: To retrospectively investigate the reliability of the age-based formula, year/4 + 3.5 mm in predicting size and year/2 + 12 cm in predicting insertion depth of preformed endotracheal tubes in children and correlate these data with the body mass index. Patients and Methods: Patients were classified into 4 groups according to their nutritional status: thinness, normal weight, overweight, and obesity; we then retrospectively compared the actual size of endotracheal tube and insertion depth to the predicting age-based formula and to the respective bend-to-tip distance of the used preformed tubes. Results: Altogether, 300 patients were included. The actual endotracheal tube size corresponded with the Motoyama formula (64.7%, 90% CI: 60.0-69.1), except for thin patients, where the calculated size was too large (0.5 mm). The insertion depth could be predicted within the range of the bend-to-tip distance and age-based formula in 85.0% (90% CI: 81.3-88.0) of patients. Conclusion: Prediction of the size of cuffed preformed endotracheal tubes using the formula of Motoyama was accurate in most patients, except in thin patients (body mass index < −2 SD). The insertion depth of the tubes was mostly in the range of the age-based-formula to the bend-to-tip distance.


2011 ◽  
Vol 40 (4) ◽  
pp. 443-444 ◽  
Author(s):  
Fu-Shan Xue ◽  
He-Ping Liu ◽  
Jun Xiong ◽  
Xin-Ling Guo ◽  
Xu Liao

2020 ◽  
Vol 8 (S1) ◽  
Author(s):  
Sophia van der Hoeven ◽  
◽  
Lorenzo Ball ◽  
Federico Constantino ◽  
David M. van Meenen ◽  
...  

Abstract Background Accumulated airway secretions in the endotracheal tube increase work of breathing and may favor airway colonization eventually leading to pneumonia. The aim of this preplanned substudy of the ‘Preventive Nebulization of Mucolytic Agents and Bronchodilating Drugs in Intubated and Ventilated Intensive Care Unit Patients trial’ (NEBULAE) was to compare the effect of routine vs on-demand nebulization of acetylcysteine with salbutamol on accumulation of secretions in endotracheal tubes in critically ill patients. Results In this single-center substudy of a national multicenter trial, patients were randomized to a strategy of routine nebulizations of acetylcysteine with salbutamol every 6 h until end of invasive ventilation, or to a strategy with on-demand nebulizations of acetylcysteine or salbutamol applied on strict clinical indications only. The primary endpoint, the maximum reduction in cross-sectional area (CSA) of the endotracheal tube was assessed with high-resolution computed tomography. Endotracheal tubes were collected from 72 patients, 36 from patients randomized to the routine nebulization strategy and 36 of patients randomized to the on-demand nebulization strategy. The maximum cross-sectional area (CSA) of the endotracheal tube was median 12 [6 to 15]% in tubes obtained from patients in the routine nebulization group, not different from median 9 [6 to 14]% in tubes obtained from patients in the on-demand nebulization group (P = 0.33). Conclusion In adult critically ill patients under invasive ventilation, routine nebulization of mucolytics and bronchodilators did not affect accumulation of airway secretions in the endotracheal tube. Trial registration Clinicaltrials.gov Identifier: NCT02159196


PEDIATRICS ◽  
1972 ◽  
Vol 49 (2) ◽  
pp. 313-313
Author(s):  
W. L. Niccum

I read with interest the experience of Stool, Johnson, and Rosenfeld in unintentionally introducing an endotracheal tube into the esophagus.1 I would like to relate that 15 years or so ago we had a similar type of problem with one of my young patients. We have solved the problem of unintentional esophageal intubation in a different and it seems to me a more simple way. Each one of our Foregger endotracheal tubes has on its proximal end approximately 6 in. of #3 black silk looped through a perforation on the tube.


1993 ◽  
Vol 21 (1) ◽  
pp. 67-71 ◽  
Author(s):  
A. D. Bersten ◽  
A. J. Rutten ◽  
A. E. Vedig

Breathing through an endotracheal tube, connector, and ventilator demand valve imposes an added load on the respiratory muscles. As respiratory muscle fatigue is thought to be a frequent cause of ventilator dependence, we sought to examine the efficacy of five different ventilators in reducing this imposed work through the application of pressure support ventilation. Using a model of spontaneous breathing, we examined the apparatus work imposed by the Servo 900-C, Puritan Bennett 7200a, Engstrom Erica, Drager EV-A or Hamilton Veolar ventilators, a size 7.0 and 8.0 mm endotracheal tube, and inspiratory flow rates of 40 and 60 l/min. Pressure support of 0, 5, 10, 15, 20 and 30 cm H2O was tested at each experimental condition. Apparatus work was greater with increased inspiratory flow rate and decreased endotracheal tube size, and was lowest for the Servo 900-C and Puritan Bennett 7200a ventilators. Apparatus work fell in a curvilinear fashion when pressure support was applied, with no major difference noted between the five ventilators tested. At an inspiratory flow rate of 40 l/min, a pressure support of 5 and 8 cm H2O compensated for apparatus work through size 8.0 and 7.0 endotracheal tubes and the Servo 900-C and Puritan Bennett 7200a ventilators. However, the maximum negative pressure was greater for the Servo 900-C. The added work of breathing through endotracheal tubes and ventilator demand valves may be compensated for by the application of pressure support. The level of pressure support required depends on inspiratory flow rate, endotracheal tube size, and type of ventilator.


Author(s):  
Imtiaz Husain

Logic has a vital role throughout human history. It considers important for the mental development and performance of the student. The present study was conducted to evaluate the proficiency and logic retaining power and the effect of time constraints on undergraduate university students. Tests comprised of three categories Arithmetic, Algebra, and Geometry. Each section was comprised of 10 questions with four possible answers to respond within the 10 minutes duration. The test was divided into two different questionnaires. One hundred and seventy-five students both males and females took part in the survey and undergo mathematical logic tests. Scores, responding time and differences among the gender profound that males were more logical as compared to females to retain the mathematical logic and performed the assigned task in 23% less time and achieved 20% more scores. Whereas, the significant correlation found among the understanding level of logic, gender gap and the performance among the undergrad’s university students (r = 0.963; P<0.05), which depend upon the factor of time constraints as well as the self-concept and concentration about the topic.


PEDIATRICS ◽  
1975 ◽  
Vol 56 (5) ◽  
pp. 824-826
Author(s):  
Michael A. Nelson ◽  
Gerald B. Merenstein

Observation of oscilloscopic respiratory sine wave with ventilatory assist permits rapid diagnosis and correction of endobronchial intubation. Continuous oscilloscopic monitoring will permit early detection of extubation or malposition of endotracheal tubes.


1989 ◽  
Vol 17 (1) ◽  
pp. 39-43 ◽  
Author(s):  
M. Kalpokas ◽  
W. J. Russell

Undiagnosed oesophageal intubation during anaesthesia is a major cause of anaesthetic-related morbidity and mortality. A test was devised and evaluated to distinguish between placing an endotracheal tube in the trachea and in the oesophagus. The test involves threading a lubricated nasogastric tube through the endotracheal tube, applying continuous suction to the nasogastric tube and then attempting to withdraw the nasogastric tube. Four aspects distinguish an endotracheal tube in the trachea from one in the oesophagus: 1. the length of nasogastric tube inserted and the feel of the final obstruction to further insertion, 2. the ability to maintain unobstructed suction through the nasogastric tube, 3. the ease of withdrawal of the nasogastric tube during continuous suction, 4. the nature of any aspirate (i.e. mucus or gastric contents). An evaluation was performed on twenty patients in whom both the trachea and oesophagus were intubated simultaneously. In all twenty cases, each of the two endotracheal tubes was correctly identified as being either tracheal or oesophageal. The ability to maintain suction and the ease of withdrawal most clearly distinguished between the two positions.


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