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Assessment theeEffect of Seifi’s functional appliance in Different Stages of Skeletal development

Assessment of correlation between Dentoskeletal response of Seifi’s functional appliance and Different development stages of cervical vertebrae in patients with Class II Div1malocclusions

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20181005041240N1
Enrollment
26
Registered
2018-11-23
Start date
2016-02-09
Completion date
Unknown
Last updated
2019-01-14

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

Conditions

class II div 1 deep bite malocclusion.

Interventions

Intervention group: seifi's functional appliance consisted of maxillary and mandibular removable appliances. the mandibular appliance consisted of incisor clasp on mandibular incisors for retention, a

Sponsors

Shahid Beheshti University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
8 Years to 15 Years

Inclusion criteria

Inclusion criteria: class II malocclusion with over jet more than 4 mm Curve of spee more than 2 mm Deep bite more than 4 mm ANB more than 4 degree Division 1 permanent dentition mixed dentition age range between 8-14 years for girls and 8-15 years for boys Improve the profile in the state of tooth placement in edge to edge position

Exclusion criteria

Exclusion criteria: Vertical growth pattern Severe bone abnormality Non-cooperative patient Systemic and syndromic diseases History of orthodontics Cephalometric preparation before and after treatment in multiple radiography centers

Design outcomes

Primary

MeasureTime frame
Over jet more than 4 mm. Timepoint: measure over jet at the beginning of the study (before the intervention) and 12 months after using the functional appliance. Method of measurement: Measure the distance between the mandibular incisor teeth with incisal edge of maxillary central tooth.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMaryam Ataee

Shahid Beheshti University of Medical Sciences

ataee_maryam20@yahoo.com+98 26 4426 8249

Outcome results

None listed

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