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Participants will be anesthesiologists, who will identify the cricothyroid membrane on a silicone model of the neck with either palpation or ultrasonography.
The participants can choose either the "String of pearls" or Thyroid-Airline-Cricoid-Airline (TACA) for the ultrasonographic method to be used .
The silicone model of the neck is distorted with with the larynx deviated to one of the sides to simulate a patient with neck pathology.
Participants will be anesthesiologists, who will identify the cricothyroid membrane on a silicone model of the neck with either palpation or ultrasonography.
The participants can choose either the "String of pearls" or Thyroid-Airline-Cricoid-Airline (TACA) for the ultrasonographic method to be used .
The silicone model of the neck is distorted with with the larynx deviated to one of the sides to simulate a patient with neck pathology.
The test persons are randomized to use other palpation or ultrasonography. All attempts are video-taped.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Palpation | Active Comparator | digital palpation used to identify the cricothyroid membrane |
|
| Ultrasound | Experimental | Ultrasonography (either "String of pearls" or TACA approach) used to identify the cricothyroid membrane |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Palpation | Diagnostic Test | Identification of the cricothyroid membrane using PALPATION, a procedure used to prepare for front of neck airway access |
|
| Measure | Description | Time Frame |
|---|---|---|
| Correct identification of the cricothyroid membrane within a minute | The fraction of correct identifications of the location of the cricothyroid membrane | Within 1 minute during procedure |
| Measure | Description | Time Frame |
|---|---|---|
| Correct identification of the sagittal plane within the airway | The fraction of identifications that were within the sagittal boundaries of the trachea | Within 1 minute during procedure |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Rigshospitalet | Copenhagen | Denmark |
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| ID | Term |
|---|---|
| D010173 | Palpation |
| D014463 | Ultrasonography |
| ID | Term |
|---|---|
| D010808 | Physical Examination |
| D019937 | Diagnostic Techniques and Procedures |
| D003933 | Diagnosis |
| D003952 | Diagnostic Imaging |
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Randomised to either "palpation" or "ultrasonography"
The participants are thus randomised to use either "palpation" or to use "ultrasonography" to DIAGNOSE the position of the cricothyroid membrane
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| Ultrasound | Diagnostic Test | Identification of the cricothyroid membrane, using ULTRASONOGRAPHY with either the "String of pearls" or TACA aproach as chosen by the participant , a procedure used to prepare for front of neck airway access |
|