WELCOME

Presented by:Dr. Md. Ishtiaq Hasan

BDS, FCPS-II Trainee,Dept. of Orthodontics, DDCH

Supervisor:

Prof. Dr. Md. Zakir HossainBDS, PhD(Japan)

Prof. & Head,

Dept. of Orthodontics,

DDCH.

ORTHODONTIC MANAGEMENT

OF A YOUNG GIRL WITH

CROWDING: A CASE REPORT

We will try our best.

EXTRA-ORAL EXAMINATION

Pt. name: Pinki

Age: 16 yrs

Came from Noakhali

Started orthodontic treatment one year back by an underground student with removable appliance

But the patient was unhappy with the treatment.

So, we decided to start her treatment with fixed appliance.

Clinical Examination

Shape of the head : MesocephalicProfile Analysis : Convex Shape of the face : OvalFacial symmetry : SymmetricalLips : CompetentUpper lip line : NormalLower lip line : NormalNaso-labial angle : NormalLabio-mental depression : Shallow

Intra-oral photographs

intra-oral photographs

The patient was in the permanent dentition

overjet 5 mm and overbite 4 mm.

Both upper and lower anterior segment of jaws were crowded.

Molar & canine relationships were Class I on both sides.

Her oral hygiene was good.

Model analysis

Remarks: Crowding in both the arches due to tooth jaw discrepancy.

Upper arch Lower arch

Arch perimeter - Total tooth

material = 89mm – 100mm

= -11 mm

Arch perimeter -Total tooth material

= 78- 90mm

= -12 mm

Radiographic examination

Patient was using removable appliances

All 1st premolars were extracted

Canines were tipped

No pathological lesion is noted

Fig: Initial leveling and alignment by 0.014 ss round wire with multi-loop.

TREATMENT PROGRESS

Fig: Correction of minor irregularities by 0.016 ss round wire with multi-loop.

NEED COUPLE FORCE FOR ROTATIONAL MOVEMENT

Fig: Arch contraction by .016*.022 ssrectangular wire with tear drop loop.

Fig: Arch contraction – right side.

Fig: Arch contraction – left side.

Fig: Inter-digitation by up-down elastics.

POST TREATMENT INTRA-ORAL PHOTOGRAPH

BEFORE AFTER

Overjet and overbite= Canine relationship=

Molar relationship=

POST TREATMENT EXTRA-ORAL PHOTOGRAPHS