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The Nasal Changes Affected by Different Alar Base Suture Techniques After Maxillary LeFort I Osteotomy

NCT01473745 · Status: COMPLETED · Phase: PHASE2/PHASE3 · Type: INTERVENTIONAL · Enrollment: 48

Last updated 2014-11-04

Study results available
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Summary

study hypothesis

1. The aim of this study:

How can the investigators predict and control the nasal changes after maxillary LeFort I osteotomy with 2 different alar base suture techniques ?
2. Study hypothesis

* Null hypothesis: Nasal changes were not affected by 2 different alar base suture techniques after maxillary LeFort I osteotomy
* Alternative : Nasal changes were affected by 2 different alar base suture techniques after maxillary LeFort I osteotomy

Conditions

  • Conditions in T74.31 or T76.31

Interventions

PROCEDURE

conventional alar base cinch

The conventional suture began from the bilateral alar part of the nasalis muscle and passed through a hole drilled on the anterior nasal spine.

PROCEDURE

modified alar base cinch

The modified suture began from the bilateral alar part of the nasalis muscle and dermis tissue over the alar base, and then passed through a hole drilled on the anterior nasal spine.

Sponsors & Collaborators

  • Chang Gung Memorial Hospital

    lead OTHER

Principal Investigators

  • Ellen, Wen Ching Ko, DDS,MS · Chang Gung MH

  • YiHsuan Chen, DDS, MS · Chang Gung MH

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2011-07-31
Primary Completion
2013-12-31
Completion
2014-01-31

Countries

  • Taiwan

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT01473745 on ClinicalTrials.gov