This study aims to evaluate the dento-alveolar changes after maxillary expansion in cleft lip and palate patients by Leaf Self Expander, as compared to conventional Rapid Maxillary Expander using digital cast analysis and three-dimensional cone-beam computed tomography.
Orofacial clefts are the most prevalent among congenital malformations, which can involve the upper lip, alveolar ridge or/and the palate and, in general, cause esthetic, functional, and psychosocial impairments in different magnitudes, depending on its location and extension. The Leaf Self Expander (LSE) is a new technology that similar to LE in design except absence of the reactivation screw and respects the principle of producing predetermined light, constant forces, without any intervention by the patient, parents or orthodontist. Where it is composed of three leaf springs compressed by the laboratory before delivery, it is deactivated spontaneously until the programmed expansion is achieved.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
20
Patients were treated with conventional therapy with rapid maxillary expansion (RME) for maxillary expansion.
Patients were treated with Leaf Self Expander for maxillary expansion.
Al-Azhar University
Cairo, Egypt
Measurement of linear skeletal change
Linear skeletal change was assessed to evaluate change in skeletal dimensions following the expansion procedure.
Time frame: 6 months post-expansion
Measurement of angular skeletal change
Angular skeletal change was assessed to evaluate change in skeletal dimensions following the expansion procedure.
Time frame: 6 months post-expansion
Measurement of linear dental change
Linear dental change was assessed to evaluate change in tooth position and arch dimensions following the expansion procedure.
Time frame: 6 months post-expansion
Measurement of angular dental change
Angular dental change was assessed to evaluate change in tooth position and arch dimensions following the expansion procedure.
Time frame: 6 months post-expansion
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