Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trial

Abstract Photon-initiated photoacoustic streaming (PIPS) with an Er: YAG laser has been introduced in root canal treatment to improve irrigation and facilitate the removal of bacteria in the root canal system. This study aimed to compare the antibacterial effectiveness of two different root canal ir...

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Main Authors: Jian Zhao, Shengxuan Wu, Yuting Huang, Yuxuan Zhao, He Liu, Qianzhou Jiang, Ya Shen, Minle Chen
Format: Article
Language:English
Published: BMC 2024-03-01
Series:BMC Oral Health
Subjects:
Online Access:https://doi.org/10.1186/s12903-024-04055-6
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author Jian Zhao
Shengxuan Wu
Yuting Huang
Yuxuan Zhao
He Liu
Qianzhou Jiang
Ya Shen
Minle Chen
author_facet Jian Zhao
Shengxuan Wu
Yuting Huang
Yuxuan Zhao
He Liu
Qianzhou Jiang
Ya Shen
Minle Chen
author_sort Jian Zhao
collection DOAJ
description Abstract Photon-initiated photoacoustic streaming (PIPS) with an Er: YAG laser has been introduced in root canal treatment to improve irrigation and facilitate the removal of bacteria in the root canal system. This study aimed to compare the antibacterial effectiveness of two different root canal irrigation techniques, conventional needle irrigation (CNI) and PIPS, using 1% sodium hypochlorite (NaOCl), in the treatment of teeth with apical periodontitis. Sixty patients with a total of sixty teeth affected by apical periodontitis were included in this study. The teeth underwent root canal therapy, and after mechanical instrumentation, they were randomly assigned to two groups (n = 30) based on the final irrigation protocol: CNI or PIPS with 1% NaOCl. Bacterial suspensions in the root canals were evaluated using Adenosine 5’-triphosphate (ATP) assay kit after mechanical instrumentation and after final irrigation. Then, a follow-up was conducted after 7 days. The results revealed that final irrigation significantly reduced ATP values in both the CNI and PIPS groups (P < 0.001). The ATP values after final irrigation was greater in the CNI group compared to the PIPS group (P < 0.001). After a 7-day follow-up, percussion tenderness and fistula were significantly resolved in both groups (P < 0.05). A multivariate linear regression model was used to identify the factors that influence post irrigation ATP values. The analysis demonstrated that pre-operative percussion tenderness (P = 0.006), the presence of a fistula (P < 0.001) and the method used in the final irrigation (P < 0.001) had a significant impact on the ATP value after final irrigation. These results indicate that employing PIPS with 1% NaOCl as the final irrigation protocol exhibited superior antibacterial effectiveness and has the potential to enhance clinical outcomes in the treatment of teeth afflicted with apical periodontitis.
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spelling doaj.art-50734eba6dab44be99e0e9588e89fd912024-03-05T20:33:19ZengBMCBMC Oral Health1472-68312024-03-0124111010.1186/s12903-024-04055-6Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trialJian Zhao0Shengxuan Wu1Yuting Huang2Yuxuan Zhao3He Liu4Qianzhou Jiang5Ya Shen6Minle Chen7Department of Endodontics, Guangdong Engineering Research Center of Oral Restoration and Reconstruction, Guangzhou Key Laboratory of Basic and Applied Research of Oral Regenerative Medical, Affiliated Stomatology Hospital of Guangzhou Medical UniversityDepartment of Endodontics, Guangdong Engineering Research Center of Oral Restoration and Reconstruction, Guangzhou Key Laboratory of Basic and Applied Research of Oral Regenerative Medical, Affiliated Stomatology Hospital of Guangzhou Medical UniversityDepartment of Endodontics, Guangdong Engineering Research Center of Oral Restoration and Reconstruction, Guangzhou Key Laboratory of Basic and Applied Research of Oral Regenerative Medical, Affiliated Stomatology Hospital of Guangzhou Medical UniversityDepartment of Endodontics, Guangdong Engineering Research Center of Oral Restoration and Reconstruction, Guangzhou Key Laboratory of Basic and Applied Research of Oral Regenerative Medical, Affiliated Stomatology Hospital of Guangzhou Medical UniversityDivision of Endodontics, Faculty of Dentistry, University of British ColumbiaDepartment of Endodontics, Guangdong Engineering Research Center of Oral Restoration and Reconstruction, Guangzhou Key Laboratory of Basic and Applied Research of Oral Regenerative Medical, Affiliated Stomatology Hospital of Guangzhou Medical UniversityDivision of Endodontics, Faculty of Dentistry, University of British ColumbiaDepartment of Stomatology, The Third Affiliated Hospital of Guangzhou Medical UniversityAbstract Photon-initiated photoacoustic streaming (PIPS) with an Er: YAG laser has been introduced in root canal treatment to improve irrigation and facilitate the removal of bacteria in the root canal system. This study aimed to compare the antibacterial effectiveness of two different root canal irrigation techniques, conventional needle irrigation (CNI) and PIPS, using 1% sodium hypochlorite (NaOCl), in the treatment of teeth with apical periodontitis. Sixty patients with a total of sixty teeth affected by apical periodontitis were included in this study. The teeth underwent root canal therapy, and after mechanical instrumentation, they were randomly assigned to two groups (n = 30) based on the final irrigation protocol: CNI or PIPS with 1% NaOCl. Bacterial suspensions in the root canals were evaluated using Adenosine 5’-triphosphate (ATP) assay kit after mechanical instrumentation and after final irrigation. Then, a follow-up was conducted after 7 days. The results revealed that final irrigation significantly reduced ATP values in both the CNI and PIPS groups (P < 0.001). The ATP values after final irrigation was greater in the CNI group compared to the PIPS group (P < 0.001). After a 7-day follow-up, percussion tenderness and fistula were significantly resolved in both groups (P < 0.05). A multivariate linear regression model was used to identify the factors that influence post irrigation ATP values. The analysis demonstrated that pre-operative percussion tenderness (P = 0.006), the presence of a fistula (P < 0.001) and the method used in the final irrigation (P < 0.001) had a significant impact on the ATP value after final irrigation. These results indicate that employing PIPS with 1% NaOCl as the final irrigation protocol exhibited superior antibacterial effectiveness and has the potential to enhance clinical outcomes in the treatment of teeth afflicted with apical periodontitis.https://doi.org/10.1186/s12903-024-04055-6Apical periodontitisLaser therapyPhoton-induced photoacoustic streamingRoot canal irrigantsRoot canal Therapy
spellingShingle Jian Zhao
Shengxuan Wu
Yuting Huang
Yuxuan Zhao
He Liu
Qianzhou Jiang
Ya Shen
Minle Chen
Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trial
BMC Oral Health
Apical periodontitis
Laser therapy
Photon-induced photoacoustic streaming
Root canal irrigants
Root canal Therapy
title Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trial
title_full Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trial
title_fullStr Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trial
title_full_unstemmed Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trial
title_short Comparation of the effectiveness of conventional needle irrigation and photon-induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis: a randomized clinical trial
title_sort comparation of the effectiveness of conventional needle irrigation and photon induced photoacoustic streaming with sodium hypochorite in the treatment of teeth with apical periodontitis a randomized clinical trial
topic Apical periodontitis
Laser therapy
Photon-induced photoacoustic streaming
Root canal irrigants
Root canal Therapy
url https://doi.org/10.1186/s12903-024-04055-6
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