Perawatan Ortodontik pada Maloklusi Klas II Divisi 1 dengan Overjet Besar dan Palatal Bite Menggunakan Alat Cekat Teknik Begg

Maloklusi Klas II divisi 1 sering disertai overjet besar dan palatal bite, koreksi overjet besar dan palatal bite akan sulit dilakukan dan membutuhkan waktu yang lama. Pada perawatan ortodontik menggunakan teknik Begg koreksi overjet besar dan palatal bite dapat dilakukan secara bersamaan karena memakai differential force. Tujuan artikel ini adalah untuk menyajikan hasil koreksi overjet besar dan palatal bite pada kasus maloklusi klas II divisi 1 menggunakan alat ortodontik cekat teknik Begg. Kasus: Pasien laki-laki usia 17 tahun, dengan keluhan gigi rahang atas berjejal dan maju. Diagnosis: maloklusi Angle Klas II divisi 1 dengan hubungan skeletal klas II, mandibular retrusif dan bidental protrusif disertai crowding sedang, overjet sebesar 10,78 mm, palatal bite dan pergeseran garis median rahang atas ke kiri 1,5 mm. Perawatan menggunakan alat cekat teknik Begg diawali pencabutan kedua gigi premolar pertama atas dan kedua premolar kedua rahang bawah. Tahap pertama perawatan menggunakan multiloop arch wire 0,014”, anchorage bend 45º dan elastik intermaksiler klas II. Setelah 7 bulan perawatan, hasil menunjukkan crowding terkoreksi, overjet besar dan palatal bite terkoreksi sempurna. Overjet menjadi 2,2 mm dan overbite menjadi 2 mm. Kesimpulan dari perawatan maloklusi klas II divisi 1 disertai overjet besar dan palatal bite menggunakan alat ortodontik cekat teknik Begg menunjukkan hasil yang baik.Orthodontic Treatment Of Class II Division 1 Malocclusion With Large Overjet and Palatal Bite Using Orthodontic Begg Technique. Class II division 1 often accompanied with large overjet and palatal bite, treatment of the large overjet and palatal bite would be difficult and time consuming. On orthodontic treatment using Begg technique correction of the large overjet and palatal bite can be done simultaneously for wearing a differential force. Purpose of this article is to present the results of a large overjet correction and palatal bite in case of class II division 1 malocclusion using a fixed orthodontic appliance Begg technique. A 17 years old male patient, complained his crowding and protruding upper teeth. Diagnosis: class II division 1 Angle malocclusion, with class II skeletal relationship, mandibular retrusive and bidental protrusive accompanied moderate crowding, overjet 10.78 mm, palatal bite and upper dental centerline shift to the left 1.5 mm. Treatment using a fixed appliance Begg technique was initiated by extraction two first upper premolars extraction of maxillary first premolar on both side and mandibular second premolar on both side. The first stage of treatment was conducted using multiloop arch wire 0.014”, anchorage band 45o and class II intermaxillary elastics. After seven month of treatment, the results showed crowding corrected, a large overjet and palatal bite perfectly corrected. Overjet of 2.2 mm and overbite to 2 mm. Orthodontic treatment of class II division 1 malocclusion with large overjet and palatal bite using orthodontic Begg technique showed a good result