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Evaluation of dental & skeletal changes following surgically assisted maxillary expansion with or without pterygomaxillary disjunction, and their long-term stability

Evaluation of dental & skeletal changes following surgically assisted maxillary expansion with or without pterygomaxillary disjunction, and their long-term stability

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT201204244303N2
Enrollment
30
Registered
2012-04-28
Start date
2012-06-01
Completion date
Unknown
Last updated
2018-02-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Narrow palate. Other dentofacial anomalies

Interventions

Intervention 1: ]Intervention: Surgically assisted maxillary expansion without pterygomaxillary disjunction and activation of tooth-born expanders 0.5 mm a day until correction of maxillary narrowness
Treatment - Surgery
]Intervention: Surgically assisted maxillary expansion without pterygomaxillary disjunction and activation of tooth-born expanders 0.5 mm a day until correction of maxillary narrowness
]Intervention: Surgically assisted maxillary expansion with pterygomaxillary disjunction and activation of tooth-born expanders 0.5 mm a day until correction of maxillary narrowness

Sponsors

Hamedan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
15 Years to 35 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: Patients with narrow maxilla who are referred by orthodontists for palatal expansion Exclusion criteria: previous surgery on maxilla, previous orthodontic treatment on maxilla, presence of cleft lip and/or palate anomalies, Syndromic patients, taking any drug for a long time

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

MeasureTime frame
Maxillary width after treatment. Timepoint: 4 months and 12 months after surgery. Method of measurement: Examination of occlusion and casts.

Secondary

MeasureTime frame
Thickness of bone overlaying roots of posterior maxillary teeth after treatment. Timepoint: 4 months and 12 months after surgery. Method of measurement: CBCT analysis.;Width of floor of the nose after treatmemt. Timepoint: 4 months and 12 months after surgery. Method of measurement: CBCT analysis.;Tipping of maxillary posterior teeth after treatment. Timepoint: 4 months and 12 months after surgery. Method of measurement: CBCT analysis.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr. Mohammad Zandi

Faculty of Dentistry, Hamedan University of Medical Sciences

zandi88m@yahoo.com+98 81 1823 4047

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026