167 results match your criteria introducer airway


Comparison of conventional C-MAC video laryngoscope guided intubation by anesthesia trainees with and without Frova endotracheal introducer: A randomized clinical trial.

J Anaesthesiol Clin Pharmacol 2020 Oct-Dec;36(4):483-488. Epub 2021 Jan 18.

Department of Anesthesia and Critical Care, Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Puducherry, India.

Background And Aims: Successful intubation with video laryngoscopes necessitates good hand-eye coordination and the use of intubation adjuncts like bougie and stylet. We proposed this study to find whether using Frova introducer with C-MAC video laryngoscope will reduce the intubation time in trainee anesthesiologists.

Material And Methods: We enrolled 140 adults without any difficult airway predictors. Read More

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January 2021

Open wide: Anesthetic management of a child with Hecht-Beals syndrome.

Saudi J Anaesth 2021 Jan-Mar;15(1):53-55. Epub 2021 Jan 5.

Division of Anesthesiology, Pain and Perioperative Medicine, Children's National Hospital, The George Washington University School of Medicine, Washington, DC, USA.

Hecht-Beals syndrome (HBS) is a rare disorder characterized by trismus and deformity of the extremities. The etiology of trismus is unknown; theories suggest invasion of enlarged coronoid processes into the zygomatic bone. Of primary concern is the limited mouth opening and possible difficult airway. Read More

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January 2021

A Consecutive Case Series of Rescue Intubations With the Articulating Total Control Introducer for Precision Tracheal Access.

A A Pract 2021 Mar 8;15(3):e01418. Epub 2021 Mar 8.

From the Department of Anesthesiology, University of Utah School of Medicine, Salt Lake City, Utah.

Effective rescue after failed intubation is important to limit the number of attempts and patient risk. Nothing is known about the Total Control Introducer's (TCI) effectiveness as an intubation rescue device. A single system's airway management database was studied. Read More

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Evaluation of a novel emergency front of neck access device in a benchtop model of obesity.

Ir J Med Sci 2021 Mar 3. Epub 2021 Mar 3.

The Rotunda Hospital, Dublin, Ireland.

Background: Emergency front of neck access (eFONA) is a critical step in oxygenation in cases of unrelieved airway obstruction. Multiple techniques are used in clinical practice without agreement regarding the optimal approach. We evaluated a novel device, the Cric-Guide (CG), a channelled bougie introducer that enters the airway in a single action and compared it with a scalpel-bougie-tube (SBT) technique in laboratory benchtop model. Read More

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Total control introducer-aided nasotracheal intubation using a videolaryngoscope in an anticipated difficult airway: a novel technique.

BMJ Case Rep 2020 Dec 13;13(12). Epub 2020 Dec 13.

Anaesthesiology, Dr RML Hospital and PGIMER, New Delhi, Delhi, India.

Nasotracheal intubation can be challenging due to undesirable incidence of nasal bleeding and soft tissue injuries. The bleeding can obscure glottis visualisation, increase the total intubation time, the risk of aspiration and oxygen desaturation. Total control introducer is a new airway adjunct with a flexible shaft, articulating tip and an intuitive depth control system, which can be used in difficult airway scenarios to improve the success of nasal intubations. Read More

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December 2020

Transtracheal ultrasonographic confirmation of endotracheal intubation using I-gel and an endotracheal tube introducer.

Am J Emerg Med 2020 12 9;38(12):2629-2633. Epub 2020 Aug 9.

Department of Emergency Medicine, Kyungpook National University School of Medicine, Daegu, Republic of Korea. Electronic address:

Background: This study aimed to investigate the efficacy of transtracheal ultrasonography in confirming the placement of an endotracheal tube introducer during endotracheal intubation using the I-gel supraglottic airway as a guide.

Methods: In this prospective study, endotracheal intubation using an endotracheal tube introducer through the I-gel was performed in patients with return of spontaneous circulation after I-gel insertion for out-of-hospital cardiac arrest. The introducer placement was assessed by the occurrence of hyperechoic artifacts within the trachea or esophagus in transtracheal ultrasonography. Read More

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December 2020

First Case Report of Intubation With a Total Control Introducer and a Hyperangulated Video Laryngoscope.

A A Pract 2020 Sep;14(11):e01310

From the Department of Anesthesiology, School of Medicine, University of Utah, Salt Lake City, Utah.

We describe the first use of an articulating Total Control Introducer (TCI) and video laryngoscope (VL) to guide intubation of a patient with known difficult airway. The patient was an 84-year-old woman with a Mallampati IV airway assessment, small mouth opening, limited neck extension, and micrognathia. We utilized a VL to visualize the glottis and an articulating TCI for endotracheal tube placement. Read More

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September 2020

The Rigid Tube as an Alternative in Controlling the Problematic Airway.

J Vis Exp 2020 06 6(160). Epub 2020 Jun 6.

Department of Otorhinolaryngology, Iuliu Hatieganu University of Medicine and Pharmacy.

The unexpected problematic airway represents a large proportion of anesthesia-related morbidity and mortality. The retromolar or paraglossal approach is an alternative to the majority of the rigid instruments used for tracheal intubation, which follow the midline to access the glottis. This single-center, prospective case-series study offers an option to conventional laryngoscopy in case of a poor glottic view, introducing an instrument (the rigid tube for laryngoscopy) that uses the retromolar approach to accomplish tracheal intubation. Read More

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The impact of tracheal-tube introducer guided intubation in anticipated non-difficult airway on postoperative sore throat: a randomized controlled trial.

Minerva Anestesiol 2020 09 12;86(9):913-921. Epub 2020 Jun 12.

Department of Anesthesiology, Pain and Perioperative Medicine, Sir Ganga Ram Hospital, New Delhi, India.

Background: The passage of tube across the glottis-inlet being the significant "active" component of intubation, associating postoperative sore throat (POST) with "passive" presence of high-volume low-pressure tracheal-tube cuff is unjustified. Tracheal-tube introducers (TTI), commonly employed to facilitate tracheal intubation during difficult airway management, can influence intubation quality and decrease incidence of POST.

Methods: Four hundred and fifty patients undergoing laparoscopic/open surgery were randomly allocated to receive conventional intubation (non-TTI group, N. Read More

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September 2020

Effects of Using an Endotracheal Tube Introducer for Intubation During Mechanical Chest Compressions of a Manikin: Randomized, Prospective, Crossover Study.

J Emerg Med 2020 Jul 10;59(1):56-60. Epub 2020 Jun 10.

Department of Emergency Medicine, University of Health Sciences Kocaeli Derince Training and Research Hospital, Kocaeli, Turkey.

Background: Airway management methods during out-of-hospital cardiac arrest remain controversial.

Objectives: This study aimed to compare the impact of using an endotracheal tube introducer with a Macintosh laryngoscope on the first-pass success rates of final-year medical students on a manikin during continuous chest compressions with a mechanical compression device.

Methods: Fifty-two final-year students of the faculty of medicine performed endotracheal intubations on a manikin using the Macintosh laryngoscope with and without the endotracheal tube introducer during chest compressions. Read More

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Lower maximum forces on oral structures when using gum-elastic bougie than when using endotracheal tube and stylet during both direct and indirect laryngoscopy by novices: a crossover study using a high-fidelity simulator.

BMC Emerg Med 2020 05 6;20(1):34. Epub 2020 May 6.

Department of Disaster and Emergency Medicine, Graduate School of Medicine, Kobe University, 7-5-2 Kusunoki-cho, Chuo-ward, Kobe, 650-0017, Japan.

Background: Applying excessive force during endotracheal intubation (ETI) is associated with several complications, including dental trauma and hemodynamic alterations. A gum-elastic bougie (GEB), a type of tracheal tube introducer, is a useful airway adjunct for patients with poor laryngoscopic views. However, how the use of a GEB affects the force applied during laryngoscopy is unclear. Read More

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Cuff Failure of Spiral-Filled Polyvinyl Chloride Endotracheal Tube Immediately after Tracheal Intubation Using a Channeled Videolaryngoscope (Pentax Airway Scope).

Case Rep Anesthesiol 2020 10;2020:3658092. Epub 2020 Mar 10.

Department of Medical Engineering, Kawasaki University of Medical Welfare, Kurashiki City, Japan.

We report on a case of mechanical damage to the spiral-filled polyvinyl chloride endotracheal tube that occurred shortly after tracheal intubation using a channeled videolaryngoscope (Pentax airway scope). We also found this problem in two other cases among 350 neurosurgery patients over the past 5 years. Prior to intubation, we did not observe any defect in the cuff. Read More

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The Case for Bougie Use on Every Intubation.

Air Med J 2020 Jan - Feb;39(1):18-19. Epub 2019 Oct 30.

Rocky Vista University College of Osteopathic Medicine, Parker, CO. Electronic address:

Despite its value in emergency airway management, the endotracheal tube introducer, commonly known as the bougie, has traditionally been a point of disagreement between providers. It is typically viewed as a "rescue" device and not a primary airway tool. However, its value as a primary device during plan A has recently been recognized. Read More

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January 2021

[Simulation of difficult airway management for residents: prospective comparative study].

Braz J Anesthesiol 2019 Jul - Aug;69(4):358-368. Epub 2019 Jul 29.

Hospices Civils de Lyon, Département d'Anesthésie-Réanimation, Lyon, França; Université Claude Bernard Lyon 1, Centre Lyonnais d'Enseignement par Simulation en Santé, SAMSEI, Lyon, França; Université Claude Bernard Lyon 1, Pathophysiology of Injury Induced Immunosuppression, Lyon, França.

Background And Objectives: Procedural simulation training for difficult airway management offers acquisition opportunities. The hypothesis was that 3 hours of procedural simulation training for difficult airway management improves: acquisition, behavior, and patient outcomes as reported 6 months later.

Methods: This prospective comparative study took place in two medical universities. Read More

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February 2020

Tracheal intubation with the rigid tube for laryngoscopy - a new method.

Ther Clin Risk Manag 2019 25;15:309-313. Epub 2019 Feb 25.

ENT Department, Iuliu Haţieganu University of Medicine and Pharmacy, Cluj-Napoca, Romania,

Background: The rigid tube for laryngoscopy is an instrument used in ENT, for inspecting the larynx and its vicinity. We used it to facilitate intubation, in ENT patients.

Methods: Twenty patients attending for surgery were included for study. Read More

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February 2019

Evaluation of a novel cricothyroidotomy introducer in a simulated obese porcine model: a randomised crossover comparison with scalpel cricothyroidotomy.

Anaesthesia 2018 Oct 13;73(10):1235-1243. Epub 2018 Jul 13.

Department of Anaesthesia, Royal Surrey County Hospital, Guildford, UK.

The Difficult Airway Society 2015 guidelines for management of unanticipated difficulties in tracheal intubation in adults have generated much discussion regarding Plan D: emergency front-of-neck access with a scalpel-bougie cricothyroidotomy technique. There is concern that this technique may not provide an adequate pathway for the bougie and subsequently the tracheal tube, especially in obese patients with deeper airway structures. This could lead to the formation of a false passage, trauma and failure. Read More

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October 2018

Effect of Use of a Bougie vs Endotracheal Tube and Stylet on First-Attempt Intubation Success Among Patients With Difficult Airways Undergoing Emergency Intubation: A Randomized Clinical Trial.

JAMA 2018 06;319(21):2179-2189

Department of Emergency Medicine, Hennepin County Medical Center, Minneapolis, Minnesota.

Importance: The tracheal tube introducer, known as the bougie, is typically used to aid tracheal intubation in poor laryngoscopic views or after intubation attempts fail. The effect of routine bougie use on first-attempt intubation success is unclear.

Objective: To compare first attempt intubation success facilitated by the bougie vs the endotracheal tube + stylet. Read More

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Appropriate angled-tip front width facilitates tracheal tube introducer placement in difficult-to-displace epiglottis situations.

Indian J Anaesth 2018 Mar;62(3):229-232

Department of Anaesthesiology, Pain, and Perioperative Medicine, Sir Ganga Ram Hospital, New Delhi, India.

Tracheal tube introducers (TTIs) are a useful aid to a conventional laryngoscopy-intubation method of upper airway access in adults. However, even when TTIs are used, successful tracheal intubation is not guaranteed. Apart from suboptimal practice proficiency and unavailability of the complete repertoire of TTI, the physical attributes of the TTI have a role to play. Read More

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I-Gel versus laryngeal mask airway (LMA) classic as a conduit for tracheal intubation using ventilating bougie.

J Anaesthesiol Clin Pharmacol 2017 Oct-Dec;33(4):467-472

Department of Anaesthesiology, Medical College and S.S.G. Hospital, Vadodara, Gujarat, India.

Background And Aims: Supraglottic airways (SGAs) are generally used for airway management; but can also be used as a conduit for tracheal intubation. Our primary aim was to evaluate i-Gel and laryngeal mask airway (LMA) classic as conduits for tracheal intubation using ventilating bougie by assessing number of attempts and time for insertion of SGAs, ventilating bougie and endotracheal tube (ETT), and total intubation time.

Material And Methods: A randomized clinical trial was carried out in 58 patients requiring general anesthesia and endotracheal intubation for planned surgery. Read More

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February 2018

Comparison of laryngeal morbidities with modified reinforced silicone tube intubation guided over a bougie vs. a guidewire: novel assessment with voice analysis.

Anaesthesia 2018 Jun 7;73(6):730-737. Epub 2018 Feb 7.

Department of Ear Nose Throat Surgery, Mahatma Gandhi Medical College and Research Institute, Puducherry, India.

Semi-rigid flexible introducer-guided tracheal intubation is associated with pharyngolaryngeal morbidities. We compared the practice of railroading a newly described modified reinforced silicone tracheal tube with a built-in guide channel in its wall over a non-kinking guidewire with railroading the same tube over a disposable bougie, with respect to pharyngolaryngeal morbidities. One hundred and twenty-four ASA 1 and 2 adults were randomly assigned to undergo bougie-guided (n = 62) or wire-guided (n = 62) intubation under general anaesthesia. Read More

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A before-and-after observational study of a protocol for use of the C-MAC videolaryngoscope with a Frova introducer in pre-hospital rapid sequence intubation.

Anaesthesia 2018 Mar 8;73(3):348-355. Epub 2018 Jan 8.

Emergency Medicine and Services, Helsinki University Hospital and Department of Emergency Medicine, University of Helsinki, Finland.

Results using videolaryngoscopy in pre-hospital rapid sequence intubation are mixed. A bougie is not commonly used with videolaryngoscopy. We hypothesised that using videolaryngoscopy and a bougie as core elements of a standardised protocol that includes a drugs and a laryngoscopy algorithm would result in a high first-pass tracheal intubation success rate. Read More

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Rescue patient from tracheal obstruction by dislocated bronchial stent during tracheostomy surgery with readily available tools: A case report.

Medicine (Baltimore) 2017 Sep;96(36):e7841

Department of Anesthesiology of China Medical University Hospital Department of Life Sciences, National Chung Hsing University China Medical University Hospital, Taichung, Taiwan.

Rationale: Airway stenting is a well-established method that relieves symptoms and maintains airway patency in patients with airway obstruction. Serious complications caused by airway stents such as stent dislocation and airway obstruction during surgery are life-threatening.

Patient Concerns: An 80-year-old man was treated with bronchial stent for left bronchus obstruction caused by metastatic esophageal cancer. Read More

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September 2017

A modified tongue depressor facilitates the insertion of ProSeal laryngeal mask airway: Comparison with digital and introducer techniques.

J Chin Med Assoc 2017 Sep 1;80(9):582-586. Epub 2017 Jul 1.

Department of Anesthesiology, Tri-Service General Hospital and National Defense Medical Center, Taipei, Taiwan, ROC. Electronic address:

Background: The larger and softer cuff of the ProSeal laryngeal mask airway (LMA) may cause difficulty in insertion. We introduced a novel technique using a modified tongue depressor to aid the ProSeal LMA insertion.

Methods: A total of 150 patients were randomly allocated into three groups of 50 each, digital (D), introducer (I), and tongue depressor (TD). Read More

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September 2017

Exchange of supraglottic airways for endotracheal tube using the Eschmann Introducer during simulated child resuscitation: A randomized study comparing 4 devices.

Medicine (Baltimore) 2017 Jun;96(26):e7177

Department of Emergency Medicine, Medical University of Warsaw, Warsaw, Poland Department of Outcomes Research Department of General Anesthesiology and Outcomes Research, Cleveland Clinic, Cleveland, OH Pediatric Emergency and Critical Care Division and Institute of Investigation of Santiago (IDIS), Complexo Hospitalario Universitario de Santiago de Compostela, SERGAS, CLINURSID Investigation Group, Nursing Department, Universidade de Santiago de Compostela, SAMID Network, Madrid, Spain.

Background: The aim of this study was to examine the application of the Eschmann tracheal tube introducer (ETTI) with 4 types of supraglottic airway devices (SADs) using a child-manikin.

Methods: A total of 79 paramedics were asked to exchange the 4 SADs for an endotracheal tube with the ETTI in 3 different scenarios using a randomized crossover study format: normal airway without chest compression; normal airway with uninterrupted chest compression; and difficult airway with uninterrupted chest compression. The primary outcome was time to SAD exchange, with the secondary outcome measuring the success of SAD exchange. Read More

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A novel technique for insertion of ProSeal™ laryngeal mask airway: Comparison of the stylet tool with the introducer tool in a prospective, randomised study.

Indian J Anaesth 2017 Jun;61(6):475-481

Department of Anesthesiology, Critical Care and Pain, Tata Memorial Hospital, Mumbai, Maharashtra, India.

Background And Aims: The ProSeal™ laryngeal mask airway (PLMA) has a soft cuff which tends to fold on itself during insertion, resulting in reduced first-attempt success rate. We compared the standard introducer technique of PLMA insertion with a novel method to prevent folding of the cuff using a Rüsch™ Stylet.

Methods: This randomised superiority trial included 120 American Society of Anesthesiologists I-II patients between 18 and 80 years, undergoing elective surgeries under general anaesthesia using a PLMA for airway management. Read More

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An approach for safe conversion of an oral endotracheal tube to a nasal endotracheal tube.

Proc (Bayl Univ Med Cent) 2017 Jan;30(1):83-84

Baylor Scott & White Health, Temple, Texas (Hofkamp) and Baylor University, Waco, Texas (Diao).

We present an approach for safe management of a patient with an oral endotracheal tube who required conversion to a nasal endotracheal tube. A 35-year-old man presented for mandibular fracture repair after multiple injuries sustained in a motor vehicle accident. The patient already had an oral endotracheal tube, and the surgical team requested a nasal endotracheal tube to facilitate surgical exposure and postoperative airway management in anticipation of a wired jaw. Read More

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January 2017

Is it safe to use frova airway intubating device during tracheal intubation in difficult airway patient with multiple and chest trauma?

Saudi J Anaesth 2016 Oct-Dec;10(4):477-479

Department of Surgery, College of Medicine, King Saud University, Riyadh, Kingdom of Saudi Arabia.

Traumatic chest injury is one of the leading causes of death in motor vehicle accident (MVA). A complete tracheobronchial injury occurred in 1% of trauma cases and most of the cases died before arrival to the emergency department. We report a 37-year-old female involved in MVA presented to the emergency room (ER) with normal vital signs. Read More

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November 2016