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OpenTrials
Completed

NCT Number: NCT01427348

Maintaining the Head Extension by an Assistant Decreases Dental Contact

The purpose of this study is to determine whether the head extension by an assistant decreases dental contact between laryngoscope blade and maxillary incisors during direct laryngoscopy

Completed

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Key information

Conditions

Dental Contact During Direct Laryngoscopy

Age range

18 year–80 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Seoul National University Hospital

Seoul, South Korea

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • patients undergoing surgery that requires general anesthesia

Exclusion criteria

  • disease or injury of cervical spine
  • dentoalveolar injury
  • history of difficult intubation
  • anatomical anomaly of face or airway

Treatment and study plan

with assistant

Procedure

head extension by an assistant during direct laryngoscopy

without assistant

Procedure

without head extension by an assistant during direct laryngoscopy

Primary outcomes

  1. dental contact

    Time frame: up to 10 minutes

    dental contact between laryngoscope blade and maxillary incisors

Secondary outcomes

  1. teeth distance

    Time frame: up to 10 minutes

    teeth distance between laryngoscope blade and maxillary incisors

Sponsors and collaborators

Lead sponsor

Seoul National University Hospital

Other

Registry information

Official study title

Maintaining the Head Extension by an Assistant Decreases Dental Contact Between Laryngoscope Blade and Maxillary Incisors During Direct Laryngoscopy

Important dates

Study start
2011
Primary completion
2012
Study completion
2012
First posted
Sep 1, 2011
Registry last updated
May 30, 2012

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.