Clinical trials: Cricothyroid Membrane
Difficult Breathing
Accuracy of Ultrasound in Identification of Cricothyroid Membrane: A Randomized Clinical Trial
Routine surgery requires artificial breathing through the placement of a plastic tube into the patient's windpipe via mouth or nose. This tube serves as the source of providing oxygen to the patients during surgery.
- Trial name
- NCT01725828
- Testing
- Ultrasound, External Palpation
- Where
- 2 sites in Canada
- Volunteers
- 223 people
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Airway Management
Palpation Versus Ultrasonography for Identifying the Cricothyroid Membrane in Case of a Laterally Deviated Larynx
test persons, anaesthesiologists will identify the cricothyroid membrane on a silicone model of the neck with either palpation or ultrasonography.
- Trial name
- NCT05679128
- Testing
- identification of the cricothyroid membrane using Palpation, Identification of the cricothyroid membrane using ultrasonography
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Ultrasound
Identifying Cricothyroid Membrane With Ultrasound
Cannot-intubate cannot-ventilate situations in healthy children are uncommon but are often associated with poor outcome. We studied the learning curves of inexperienced trainees for identifying cricothyroid membrane with…
- Trial name
- NCT04457414
- Where
- South Korea
- Volunteers
- 150 people
- Sponsor
- Seoul National University Hospital
Focus: Localizing the Cricothyroid Membrane Before Airway Management
Ultrasound Examination Versus Palpation to Locate the Cricothyroid Membrane
Anesthesiologists get a course on localizing the cricothyroid membrane on a human using ultrasonography. Thereafter their ability to localize the cricothyroid membrane with either palpation or ultrasonography, in a randomised…
- Trial name
- NCT01735760
- Where
- Denmark
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Ultrasound, Cricothyroid Membrane
USG vs Palpation for Cricothyroid Membrane Determination
Emergency cricothyroidotomy is a very important technique to ensure airway safety in acute situations. Problem in identifying the cricothyroid membrane is a major contributor to high failure, as the most common complication…
- Trial name
- NCT05974540
- Testing
- Determination of cricothyroid membrane
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people
- Sponsor
- Marmara University
Emergent Cricothyrodotomy
Laryngeal Handshake for Identifying the Cricothyroid Membrane
The cricothyroid membrane is the most common position that the invasive airway secure is performed, but it is not easy to identify the cricothyroid membrane by tactile perception.
- Trial name
- NCT03196752
- Testing
- laryngeal handshake, simple palpation
- Where
- 2 sites in South Korea
- Volunteers
- 123 people
- Sponsor
- Seoul National University Hospital
Difficult Intubation
Study Assessing the Position of Cricothyroid Membrane in Relation to Movement of Neck From Neutral to Extended Position
Ability to provide oxygen to patients undergoing general anaesthesia is crucial. This is traditionally provided using face mask, supraglottic airway (breathing tube above voice box) or endotracheal tube (breathing tube in wind…
- Trial name
- ULOC (NCT03178318)
- Testing
- ultrasound
- Where
- United Kingdom
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Northampton General Hospital NHS Trust
Airway Complication of Anesthesia
Modified Laryngeal Handshake Technique
In this study, we compare the conventional laryngeal handshake technique and modified laryngeal handshake technique for locating the cricothyroid membrane in terms of accuracy and speed.
- Trial name
- NCT04065412
- Testing
- Conventional laryngeal handshake technique, Modified laryngeal handshake technique
- Where
- South Korea
- Volunteers
- 200 people
- Sponsor
- SMG-SNU Boramae Medical Center
Airway Obstruction
Scoring System to Predict Depth of Cricothyroid Membrane
This study looks to devise a scoring system that can be used to predict difficult front of neck access due to increased depth of cricothyroid membrane.
- Trial name
- NCT03656315
- Testing
- Airway Assessment
- Where
- United Kingdom
- Volunteers
- 2,600 people, healthy volunteers welcome
- Sponsor
- University Hospitals Coventry and Warwickshire NHS Trust
Airway Disease, Intubation; Difficult or Failed
Sequential Strategy vs Palpation vs Routine Ultrasound for Detection of Cricothyroid Membrane
EcoID is a study designed as an adaptive controlled clinical trial with a first phase of superiority and a second phase of non-inferiority with change of control, of parallel groups, random assignment and blinding of…
- Conditions
- Airway Disease, Intubation; Difficult or Failed, Ultrasound Therapy
- Trial name
- EcoID (NCT05535127)
- Testing
- Palpation with " laryngeal handshake" technique, Palpation strategy plus sequential ultrasound, Identification of the cricothyroid membrane with routine ultrasound
- Where
- Colombia
- Volunteers
- 258 people
- Sponsor
- Universidad de Antioquia
Cricothyroid Membrane, Ultrasound
Neck Position and Ultrasound Landmark of Cricothyroid Membrane
Cricothyroid membrane (CTM) localization is a critical step prior to emergent surgical airway access. Ultrasound-guided localization of the CTM on the skin of the neck had been suggested prior to induction of general anesthesia…
- Conditions
- Cricothyroid Membrane, Ultrasound, Airway, Cricothyroidotomy
- Trial name
- NCT04124770
- Testing
- Movement
- Where
- Canada
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Airway Obstruction
Ultrasonography Versus Palpation for Identification of the Cricothyroid Membrane
After a structured teaching program anaesthetists are educated in identifying the cricothyroid membrane with ultrasonography. Thereafter their ability to do so is compared with their ability to do so with palpation.
- Trial name
- NCT02975791
- Testing
- Marking the cricothyroid membrane after ultrasound, Marking of the cricothyroid membrane after Palpation
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Airway Complication of Anesthesia
Impact of Labor and Delivery on Ultrasound Measured Cricothyroid Membrane Depth and Height
The cricothyroid membrane acts as a route through which the upper airway can be accessed to provide oxygen and ventilation to patients.
- Trial name
- NCT04546087
- Testing
- Ultrasound
- Where
- Canada
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Cricothyroidotomy
How Easy is it to Identify the Cricothyroid Membrane in Children? Can Ultrasound Imagine be Used to Aid Identification?
The Investigators aim to determine how easy it is for anaesthetists to identify the Cricothyroid membrane (CTM) in children and infants and whether ultrasound maybe useful in addition.
- Trial name
- NCT01637207
- Testing
- Palpation, Ultrasound
- Where
- United Kingdom
- Volunteers
- 22 people
- Sponsor
- Great Ormond Street Hospital for Children NHS Foundation Trust
Airway Management
Palpation Versus TACA- Ultrasonography for Identifying the Cricothyroid Membrane in Case of a Laterally Deviated Larynx
test persons, anaesthesiologists will identify the cricothyroid membrane on a silicone model of the neck with either palpation or ultrasonography.
- Trial name
- Devtrach2 (NCT06092229)
- Testing
- Palpation, Ultrasonography with TACA approach
- Where
- Denmark
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Airway Management, Identification of the Cricothyroid Membrane
Palpation Versus Ultrasonography for Identifying the Cricothyroid Membrane of Distorted Neck-anatomy
Participants will be anesthesiologists, who will identify the cricothyroid membrane on a silicone model of the neck with either palpation or ultrasonography.
- Trial name
- DEVITRACH3 (NCT06701864)
- Testing
- Palpation, Ultrasound
- Where
- Denmark
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Airway Identification
Comparing a Horizontal Ultrasound Technique With a Palpation Technique for Localising the Cricothyroid Membrane
The investigators will be comparing a traditional palpation (feeling) technique with an ultrasound technique for finding a specific part of the neck.
- Trial name
- CTM (NCT02271763)
- Testing
- ultrasound
- Where
- Canada
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Airway Complication of Anesthesia
Impact of Change of Head and Neck Position on Cricothyroid Membrane Localization and Membrane Height in Parturient Patients
The cricothyroid membrane acts a route through which the upper airway can be accessed in order to provide oxygen and ventilation to patients.
- Trial name
- NCT04138121
- Testing
- Ultrasound
- Where
- Canada
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Airway Obstruction
The Effect of Supraglottic Airway Insertion on the Accuracy of Cricothyroid Membrane Identification in Females
Prospective, observational, study that will examine if a sited supraglottic airway (the igel) will increase the accuracy of identifying the cricothyroid membrane in female patients.
- Trial name
- NCT03105037
- Where
- Ireland
- Volunteers
- 64 people
- Sponsor
- The Rotunda Hospital
Cricothyroid Membrane
Patient Positions for Locating the Cricothyroid Membrane
Cricothyroidotomy is an emergency rescue technique to secure the airway in a 'Can't intubate, Can't Oxygenate' (CICO) situation.
- Trial name
- NCT05043025
- Testing
- Identification of the cricothyroid membrane
- Where
- South Korea
- Volunteers
- 116 people
- Sponsor
- SMG-SNU Boramae Medical Center