Amaç: Rejeneratif endodontik tedavi görmüş
vakalarda kök kırıklarının en önemli nedenlerinden biri travmadır. Bu
çalışmanın amacı, bariyer materyali olarak farklı kalınlıklarda yerleştirilen
Biodentine’in gelişimi tamamlanmamış dişlerin kırılma dayanımına etkisini
incelemektir.
Gereç ve Yöntem: Gelişimi tamamlanmamış diş simulasyonu
için, 65 adet üst santral dişin kök kanalları Peeso reamerlar ile genişletildi.
On dişte giriş kavitesi açılmadı ve bunlar negatif kontrol grubu olarak
ayrıldı. Giriş kavitesi açılmış 55 dişin, 10 tanesi pozitif kontrol olarak
ayrıldı ve bu dişlerin kök kanalına kalsiyum hidroksit yerleştirildi. Kök
kanallarına yerleştirilen Biodentine’in kalınlığına göre 45 diş rastgele olacak
şekilde 3 gruba ayrıldı (n=15); Grup 1: 2-3 mm kalınlıkta koronal bariyer, Grup
2: 5-6 mm kalınlıkta koronal bariyer, Grup 3: tüm kanalın dolumu. Bekleme
süresi sonrası, kırılma dayanımı analizi universal test cihazı ile
gerçekleştirildi. Tek yönlü varyans analizi ve Tukey testleri ile istatistiksel
analiz yapıldı.
Bulgular: Pozitif kontrol, Grup 1 ve Grup 2
arasında anlamlı fark yoktu (P > 0.05). Negatif kontrol ve Grup 3
en yüksek kırılma dayanımı değerlerini gösterdi (P < 0.05) ve bu iki grup arasında anlamlı fark yoktu (P > 0.05). Tüm kırıklar dişlerin servikal
kısmında yatay veya eğik olarak meydana geldi.
Sonuçlar: Biodentine koronal bariyer olarak
kullanıldığında dişlerin kırılma dayanımı üzerinde güçlendirici bir etkisi
olmadı. Kök kanalı tamamen Biodentine ile doldurulduğunda en iyi güçlendirme
etkisi oluştu. Koronal bariyer kalınlığının gelişimi tamamlanmamış dişlerin
kırılma dayanımına herhangi bir etkisi olmadı.
Objectives: Secondary trauma is one of the main
causes of root fracture in regenerative endodontic cases. The aim of this study was to compare the influence of
placing Biodentine as a barrier material at different thicknesses on the
fracture strength of simulated immature teeth.
Materials and Methods: The root canals of 65 human maxillary
central incisors were instrumented using Peeso reamers to simulate immature
teeth. Ten teeth were assigned to the negative control group and received no
access cavity preparation. The access cavities of the remaining 55 teeth were
prepared. Among them, the root canals of 10 teeth were filled with calcium
hydroxide to serve as the positive control. Forty-five teeth were randomly distributed
into 3 groups (n=15); Group 1: 2-3 mm thick coronal plug, Group 2: 5-6 mm thick
coronal plug, Group 3: complete obturation. After the storage period, fracture
testing was performed using a universal testing machine. One-way analysis of
variance and Tukey tests were used to analyze the data.
Results: No significant difference was found among
the positive control, group 1 and group 2 (P
> 0.05). The negative control and group 3 presented the highest fracture strength
values (P < 0.05), while there was
no significant difference between them (P
> 0.05). All fractures occurred through the cervical region of the root
horizontally or obliquely.
Conclusions: No significant reinforcement effect was
obtained when Biodentine was used as a coronal plug. The complete root canal
obturation of simulated immature teeth using Biodentine provided the best
reinforcement effect. The coronal plug thickness had no influence on the
fracture strength of immature teeth.
Primary Language | English |
---|---|
Subjects | Health Care Administration |
Journal Section | Original Research Articles |
Authors | |
Publication Date | October 17, 2018 |
Submission Date | June 11, 2018 |
Published in Issue | Year 2018 |
Cumhuriyet Dental Journal (Cumhuriyet Dent J, CDJ) is the official publication of Cumhuriyet University Faculty of Dentistry. CDJ is an international journal dedicated to the latest advancement of dentistry. The aim of this journal is to provide a platform for scientists and academicians all over the world to promote, share, and discuss various new issues and developments in different areas of dentistry. First issue of the Journal of Cumhuriyet University Faculty of Dentistry was published in 1998. In 2010, journal's name was changed as Cumhuriyet Dental Journal. Journal’s publication language is English.
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