For all participants, a conventional facial impression will be done using silicone material then poured and scanned using a desktop scanner which represented the control group (Group 1). Group 2, involves nasal defects which will be optically scanned using IOS(medit 700 wireless) without facial markers Group 3 involves nasal defects which will be optically scanned using IOS(medit 700 wireless) with facial markers. STL files of the facial scans and scanned cast obtained from the impression will be exported and saved to be used later for outcome assessment.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
OTHER
Masking
SINGLE
Enrollment
15
Scanning different types of nasal defects using intraoral scanner with skin markers.
Scanning different types of nasal defects using intraoral scanner without skin markers.
Recording different types of nasal defects using physical impressions
Cairo University
Cairo, Egypt
Dimensional accuracy of intraoral scanners
measuring dimensional accuracy of diffrent scanning techniques using intraoral scanners
Time frame: Day 0
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