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Maintaining the Head Extension by an Assistant Decreases Dental Contact

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ClinicalTrials.gov Identifier: NCT01427348
Recruitment Status : Completed
First Posted : September 1, 2011
Last Update Posted : May 30, 2012
Sponsor:
Information provided by:
Seoul National University Hospital

Study Description
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Brief Summary:
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

Condition or disease Intervention/treatment Phase
Dental Contact During Direct Laryngoscopy Procedure: with assistant Procedure: without assistant Not Applicable

Study Design
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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 68 participants
Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: None (Open Label)
Primary Purpose: Prevention
Official Title: Maintaining the Head Extension by an Assistant Decreases Dental Contact Between Laryngoscope Blade and Maxillary Incisors During Direct Laryngoscopy
Study Start Date : September 2011
Actual Primary Completion Date : January 2012
Actual Study Completion Date : May 2012
Arms and Interventions
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Arm Intervention/treatment
Experimental: with assistant
head extension by an assistant during direct laryngoscopy
 Procedure: with assistant
head extension by an assistant during direct laryngoscopy
Active Comparator: without assistant
without the help of an assistant during direct laryngoscopy
 Procedure: without assistant
without head extension by an assistant during direct laryngoscopy


Outcome Measures
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Primary Outcome Measures :
  1. dental contact [ Time Frame: up to 10 minutes ]
    dental contact between laryngoscope blade and maxillary incisors


Secondary Outcome Measures :
  1. teeth distance [ Time Frame: up to 10 minutes ]
    teeth distance between laryngoscope blade and maxillary incisors


Eligibility Criteria
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Ages Eligible for Study:   18 Years to 80 Years   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

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
Contacts and Locations
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Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01427348


Locations
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Korea, Republic of
Seoul National University Hospital
Seoul, Korea, Republic of
Sponsors and Collaborators
Seoul National University Hospital
More Information
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Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):

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ClinicalTrials.gov Identifier: NCT01427348    
Other Study ID Numbers: JHBahk_dental injury
First Posted: September 1, 2011    Key Record Dates
Last Update Posted: May 30, 2012
Last Verified: May 2012