NCT07480148

Self-activated Leaf Expander Versus William's Expander in Expansion of Collapsed Mandibular Arch

Self-activated Leaf Expander Versus William's Expander in Expansion of Collapsed Mandibular Arch: A Prospective Clinical Trail

• Status: Active Not Recruiting
• Phase: N/A
• Study type: Interventional
• Enrollment: 16 (estimated)
• Sponsor: Al-Azhar University · Academic / Other
• Sex: Female
• Age: 12 Years – 16 Years
• Healthy volunteers: Accepted

Summary

Self-activated leaf expander versus William's expander in expansion of collapsed mandibular arch

Detailed description

The current randomized clinical study will be directed to compare the selfactivated leaf expander to William's expander for the expansion of collapsed mandibular arch.

Conditions

• Mandibular Expansion

Interventions

Type	Name	Description
DEVICE	self activated leaf expander	Eight patients will be treated by self-activated leaf expander that does not need activation by the patient.
DEVICE	williams's expander	Eight patients will be treated with William's expander, where the arms of expander will be placed parallel to the line of occlusion at the middle of lingual surface of the anterior teeth with two bands on lower permanent first molars.

Timeline

• Start date: 2024-06-15
• Primary completion: 2026-06-12
• Completion: 2026-11-30
• First posted: 2026-03-18
• Last updated: 2026-03-18

Locations

1 site across 1 country: Egypt