Apical Negative Pressure irrigation presents tissue compatibility in immature teeth
J. appl. oral sci
; J. appl. oral sci;25(6): 612-619, Nov.-Dec. 2017. tab, graf
Article
em En
| LILACS, BBO
| ID: biblio-893670
Biblioteca responsável:
BR1.1
ABSTRACT
Abstract Aim:
To compare the apical negative pressure irrigation (ANP) with conventional irrigation in the teeth of immature dogs with apical periodontitis.Methods:
Fifty-two immature pre-molar root canals were randomly assigned into 4 groups ANP (n=15); conventional irrigation (n=17); healthy teeth (control) (n = 10); and teeth with untreated apical periodontitis (control) (n=10). After induction of apical periodontitis, teeth were instrumented using EndoVac® (apical negative pressure irrigation) or conventional irrigation. The animals were euthanized after 90 days. The sections were stained by HE and analyzed under conventional and fluorescence microscopy. TRAP histoenzymology was also performed. Statistical analyses were performed with the significance level set at 5%.Results:
There was difference in the histopathological parameters between ANP and conventional groups (p<0.05). The ANP group showed a predominance of low magnitude inflammatory infiltrate, a smaller periodontal ligament, and lower mineralized tissue resorption. There were no differences in the periapical lesion extensions between the ANP and conventional groups (p>0.05). However, a lower number of osteoclasts was observed in the ANP group (p<0.05).Conclusion:
The EndoVac® irrigation system presented better biological results and more advanced repair process in immature teeth with apical periodontitis than the conventional irrigation system, confirming the hypothesis.Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
BBO
/
LILACS
Assunto principal:
Periodontite Periapical
/
Irrigantes do Canal Radicular
/
Irrigação Terapêutica
Limite:
Animals
Idioma:
En
Revista:
J. appl. oral sci
Assunto da revista:
ODONTOLOGIA
Ano de publicação:
2017
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Brasil