Periodontal Healing with Citric ACID Root Conditioning

1990 ◽  
Vol 7 (4) ◽  
pp. 11-12
Author(s):  
R J. Limardi ◽  
James D. Auvil

Delivery of citric acid onto the root surface may expose more collagen fibers which may provide an area for new attachment of gingival epithelium. A review of this topic and other recent literature reports is addressed.

2010 ◽  
Vol 9 (2) ◽  
Author(s):  
Lucilene H. Ricardo ◽  
Ivan Balducci ◽  
Luana M. R. Vasconcelos ◽  
Yasmin R. Carvalho

 Tissue healing after periodontal therapy includes epithelial and connective tissue repair by producing biocompatible root surface. The objective of this study was to investigate whether etching solutions such as Tetracycline-hydrochloride (TTC-HCl) or citric acid might enhance the healing after periodontal therapy in rats. Periodontal defects were induced on the left maxillary 2nd molar in 36 Wistar rats. The periodontal attachment was reduced using a ligature model. The experimental sites were mechanically treated and delineated by blindly preparing a notch at the most apical aspect of the pocket using a Hedstroen endodontic file. The experimental sites were irrigated with a 10% tetracycline hidrocloride solution, an 8% citric acid solution, or a 0,9% NaCl solution (control) thus forming 3 groups of 12 animals each. The animals were euthanized at 3, 7 and 21 days post-treatment when block sections of the experimental sites were collected for histometric analysis. The histological observations describe normal wound maturation without regeneration in the defective site. Using a grid point counting method and two-way analysis of variance, it was shown that tissue fill in the notch did not differ significantly between sites irrigated with the acid solutions. However, tissue fill in these sites was significantly smaller than in the control sites. The results also showed that the area occupied by inflamed connective tissue was wider in the control compared to sites treated with the acid solutions. Based on these results it was concluded that irrigation with an acid solution could enhance healing following periodontal therapy


2008 ◽  
Vol 78 (3) ◽  
pp. 495-501 ◽  
Author(s):  
Yusuke Suzaki ◽  
Yoshiro Matsumoto ◽  
Zuisei Kanno ◽  
Kunimichi Soma

Abstract Objective: To investigate how the preapplication of orthodontic forces to the donor teeth affects the periodontal healing after transplantation. Materials and Methods: The orthodontic force (1.5 cN) was applied to the maxillary right molars of 6-week-old male Spraque-Dawley rats (n = 21) in the experimental side, and the left side of the same animals was used as the control. After 7 days, both right and left maxillary second molars were extracted or replanted. Periodontal conditions were evaluated in the histological specimens 7 days after applying orthodontic force (before and after extraction) and 14 days after replantation. Results: The application of orthodontic force for 7 days significantly increased the periodontal ligament (PDL) space and also the width of the alveolar socket, which resulted in a rich attached PDL to the root surface of the extracted teeth. Significantly more root resorption was also detected in the control side without preapplication of orthodontic force 14 days after replantation. This root resorption might involve in the disruption of the PDL. Conclusion: These results suggested that the preapplication of orthodontic force to the donor teeth increased the PDL width and eased the extraction, which might decrease root resorption after replantation.


1991 ◽  
Vol 62 (1) ◽  
pp. 21-29 ◽  
Author(s):  
Raul G. Caffesse ◽  
Carlos E. Nasjleti ◽  
Gissela B. Anderson ◽  
Dennis E. Lopatin ◽  
Billy A. Smith ◽  
...  

1987 ◽  
Vol 32 (2) ◽  
pp. 99-103 ◽  
Author(s):  
P. Clark Ryan ◽  
C. Waring ◽  
G. J. Seymour

1987 ◽  
Vol 58 (11) ◽  
pp. 794-795 ◽  
Author(s):  
Vincenzo Valenza ◽  
Matteo D'Angelo ◽  
Elvira Farina-Lipari ◽  
Felicia Farina ◽  
Valerio Margiotta

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