Upwards Laryngeal Handshake Technique and Simple Palpation for Locating the Cricoid Cartilage

NCT06210893 — Not applicable, Unknown, 140 participants, SMG-SNU Boramae Medical Center

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Upwards Laryngeal Handshake Technique and Simple Palpation for Locating the Cricoid Cartilage : a Randomized Comparative Study

Registry	NCT06210893
Status	Unknown
Phase	Not applicable
Study type	Interventional; randomized, parallel, masking: double, other
Enrollment	140 (Estimated)
Sponsor	SMG-SNU Boramae Medical Center (Other)
Conditions	Technique for Locating the Cricoid Cartilage
Interventions	The cricoid cartilage is located. (Other)
Dates	start 2024-02-26 (estimated), primary completion 2024-12-31 (estimated), completion 2024-12-31 (estimated), first posted 2024-01-18, last updated 2024-02-14

-Summary

This study aims to compare upwards laryngeal handshake technique and simple palpation for locating the cricoid cartilage.

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+Arms and interventions

Arm	Type	Interventions	Description
Conventional simple palpation	Active comparator	Other: The cricoid cartilage is located.	The cricoid cartilage is located with simple palpation.
Upwards laryngeal handshake technique	Experimental	Other: The cricoid cartilage is located.	The cricoid cartilage is located with upwards laryngeal handshake technique.

The cricoid cartilage is located. (Other): The cricoid cartilage is located.

+Outcome measures

Primary outcomes

Success rate for the correct identification of the cricoid cartilage [At 1 minute after induction of anesthesia]: Identification of the cricoid cartilage is evaluated using ultrasound.

Secondary outcomes

Distance from the cricoid cartilage center [At 1 minute after induction of anesthesia]: Distance from the cricoid cartilage center to the identification of the cricoid cartilage is assessed.

+Eligibility

Sex: All, ages: 18 Years to any

Inclusion Criteria:

* Patients undergoing general anesthesia

Exclusion Criteria:

* History of neck surgery
* Anatomical anomaly or skin lesion in the neck
* History of gastroesophageal reflux disease