European Journal of Dentistry最新文献

{"title":"Active Learning Strategies for Improving Dental Students' Skills in Preclinical Restorative Dentistry.","authors":"Syed Zubairuddin Ahmed, Philline M Deraney, Shazia Ahmad Sadaf, Intisar Ahmad Siddiqui, Marwa Madi, Jehan AlHumaid","doi":"10.1055/s-0045-1808256","DOIUrl":"https://doi.org/10.1055/s-0045-1808256","url":null,"abstract":"<p><p>Practical assessment in dental education is crucial for developing clinical competencies. This study investigated the effectiveness of action research (AR) and active learning strategies in improving student achievement in a preclinical restorative dentistry course among 58 third-year dental students.The intervention focused on teaching composite cavity preparation techniques through student engagement and participation. Using a mixed-methods approach, data were collected over 10 weeks through observations, surveys, poster presentations, performance evaluations, and peer assessments. Data analysis employed SPSS-20.0 for quantitative measures, including one-sample <i>t</i>-tests with a mean value of 3.6 as the cutoff point on the Likert scale for high-quality ratings (Ho: μ = 3.6, <i>p</i> ≤ 0.05).The surveys demonstrated high internal reliability (Cronbach's alpha = 0.91). Students reported the highest satisfaction with topic relevance (90%) and showed significant improvement in learning outcomes through poster presentations and peer assessments (<i>p</i> < 0.05). However, activity organization (<i>p</i> = 0.526), clinical practice impact (<i>p</i> = 0.072), and cross-course applicability (<i>p</i> = 0.671) were nonsignificant. Pre- and post-test data were analyzed both statistically and descriptively to evaluate learning outcomes.These findings suggest that implementing AR and active learning strategies can enhance student learning and achievement in preclinical dental education, though further research is needed to optimize organizational aspects and clinical practice.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143959252","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Mechanical Properties of PEEK Post-Cores Compared to Other Post-Cores: A Systematic Review and Meta-Analysis.","authors":"Binoy Mathews Nedumgottil, Muhammad Faheemuddin","doi":"10.1055/s-0045-1806952","DOIUrl":"https://doi.org/10.1055/s-0045-1806952","url":null,"abstract":"<p><p>Recently, polyetherpolyetherketone (PEEK) has gained popularity as a dental biomaterial. However, there is a lack of consensus on its potential use as an endodontic post-core material. The aim of this review was to systematically critique and synthesize the evidence on PEEK-based post-cores in comparison to other materials. An electronic search was conducted on PubMed, Medline, Embase, ISI Web of Science, Ovid, Cochrane, and ClinicalTrials.Gov using relevant keywords. Seven <i>in vitro</i> studies were included in this review. Meta-analysis of fracture resistance was carried out on results reported in three studies. Overall, in most of the studies, PEEK post-cores performed similar to glass-fiber post-cores. The meta-analysis revealed no significant difference between the fracture strengths of PEEK and glass-fiber post-cores. However, in most studies, several sources of bias were identified. Within the limitations of this review, it may be concluded that mechanical and physical properties of PEEK posts are similar to those of glass-fiber post-cores. Nonetheless, long-term clinical studies are required to translate these conclusions into clinical practice.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143992422","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of Nd:YAG Laser Surface Pretreatments and Bonding Protocols on Shear Bond Strength of Monolithic Zirconia with Varying Yttria Contents to Composite Resin.","authors":"Ahmed Yaseen Alqutaibi, Ahmad Abdulkareem Alnazzawi, Mohammed H AbdElaziz, Ahmed E Farghal, Mohamed F Aldamaty, Mohammed Ahmed Alghauli","doi":"10.1055/s-0045-1808260","DOIUrl":"https://doi.org/10.1055/s-0045-1808260","url":null,"abstract":"<p><p>This study aimed to evaluate the impact of different surface pretreatments and bonding protocols on the shear bond strength (SBS) of two monolithic zirconia materials to composite resin.A total of 200 zirconia specimens, 3Y-TZP (<i>n</i> = 100) and 5YSZ (<i>n</i> = 100), were allocated into five groups: Control with no treatment, air-particle abrasion (APA), Nd:YAG (neodymium-doped yttrium aluminum garnet) laser treatment (L), a combination of APA and L, and laser treatment followed by cold plasma (CAP). Half of the specimens received a primer application before bonding with resin cement. Surface morphology was assessed using scanning electron microscopy, and SBS testing was conducted with a universal testing machine.The SBS analysis was done using multiway analysis of variance (<i>p</i> ≤ 0.05).Different surface pretreatments and 10-methacryloyloxydecyl dihydrogen phosphate primer application significantly increased SBS values (<i>p</i> ≤ 0.001). APA was associated with the highest SBS values, followed by APA + laser and laser + CAP. However, the combination of APA with L slightly reduce the bond strength. While the application of laser alone possesses the lowest SBS among the surface pretreatment methods, the control group was the worst by far. Different zirconia materials showed no impact on SBS values.APA surface pretreatment might still be the gold standard for zirconia adhesion. Laser surface pretreatment is a viable, less destructive option. Combining APA with laser slightly reduces SBS, while combining two inert surface pretreatment methods, such as laser and CAP, leads to enhancement of SBS compared with laser alone. Zirconia primer is highly recommended for bonding protocol. No special considerations should be taken for different yttria contents, as both materials reported comparable bond strength within the same coupled variables.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143985213","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Adipose-Derived Mesenchymal Stem Cell Osteodifferentiation after Exposure to Beta-Tricalcium Phosphate Bioceramic Granules with 300 to 600 and 600 to 1,000 µm Sizes.","authors":"Pamela Handy Cecilia, Ida Bagus Narmada, Rini Devijanti Ridwan, Diah Savitri Ernawati, Taufan Bramantoro, Devi Rianti, Khairul Anuar Shariff, Wibi Riawan, Putri Cahaya Situmorang, Alexander Patera Nugraha","doi":"10.1055/s-0045-1806964","DOIUrl":"https://doi.org/10.1055/s-0045-1806964","url":null,"abstract":"<p><p>Beta-tricalcium phosphate (β-TCP) is a synthetic graft material with excellent biocompatibility, osteoconductivity, and osteoinductivity. β-TCP may induce adipose-derived mesenchymal stem cells (ADMSCs) osteodifferentiation. This study aims to investigate the osteoinductivity of 300 to 600 and 600 to 1,000μm β-TCP in ADMSCs.ADMSCs were obtained from the visceral adipose tissue of young male rabbits. To determine the osteoinductive ability, bone morphogenic protein 2 (BMP-2), Osterix, runt-related transcription factor 2 (Runx2), alkaline phosphatase (ALP), osteopontin, and osteonectin expression was examined using an immunochemical assay on ADMSCs conditioned with an osteogenic medium and a β-TCP bioceramic with granule sizes of 300 to 600 and 600 to 1,000 µm (100 ng diluted to 100 nmol as the final concentration). A 3,3'-diaminobenzidine staining kit was used for immunocytochemical staining. Anti-BMP-2, anti-Osterix, anti-Runx2, anti-ALP, anti-osteopontin, and anti-osteonectin monoclonal antibodies were employed at a 1:500 dilution. A light microscope with magnifications of 400× and 1,000× was used to manually observe and examine cultures in five different fields of view.BMP 2, Runx2, Osterix, and ALP expression was higher in ADMSCs + β-TCP 300 to 600 µm compared with the control group (<i>p</i> < 0.05). Osteonectin and osteopontin expression was higher in ADMSCs + 300 to 600 µm β-TCP compared with the control group (<i>p</i> < 0.05) and ADMSCs + 600 to 1,000 µm β-TCP (<i>p</i> < 0.05).ADMSC osteodifferentiation was influenced by β-TCP bioceramic granule size. The considerable difference in osteonectin and osteopontin expression supports the idea that 300 to 600 µm β-TCP induce ADMSCs osteodifferentiation than 600 to 1,000 µm β-TCP.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143980413","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A Comparative Elemental and Surface Analysis of Root Cementum in Severe Periodontitis and Healthy Teeth.","authors":"Sahar M N Bukhary, Hisham I Othman, Ghada Mansour, Madawi F Alkeheli","doi":"10.1055/s-0045-1806959","DOIUrl":"https://doi.org/10.1055/s-0045-1806959","url":null,"abstract":"<p><p>This study aims to compare the elemental composition and surface characteristics of root cementum in teeth affected by severe periodontitis with those of healthy teeth.Forty-seven teeth, including 25 teeth affected by stage III, grade C periodontitis and 22 healthy teeth, were extracted from patients aged 17 to 34 years. The cementum surfaces were analyzed using scanning electron microscopy (SEM) and energy-dispersive X-ray spectroscopy (EDX) to evaluate surface morphology and elemental composition.SEM images revealed that healthy teeth exhibited a homogenous, smooth cementum surface, while teeth affected by periodontitis showed an irregular, uneven surface with deep crack lines and resorption areas. EDX analysis indicated significant differences in elemental composition; periodontitis-affected teeth had lower calcium and phosphorus but higher magnesium, sodium, and sulfur levels than healthy teeth.Periodontitis significantly alters the surface characteristics and elemental composition of root cementum, which may contribute to disease progression and impaired periodontal health.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143962688","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Retreatment of Two Bioceramic Sealers Included Two Different Percentages of Calcium Silicate Using Two Endodontic File Systems: An In Vitro Study.","authors":"Mohamad Alouda, Samar Akil, Ammar Eid, Filippo Cardinali, Hassan Achour, Youssef Haikel, Naji Kharouf","doi":"10.1055/s-0045-1808262","DOIUrl":"https://doi.org/10.1055/s-0045-1808262","url":null,"abstract":"<p><p>Calcium silicate materials are widely used in endodontic treatment. Different calcium silicate percentages can be included in bioceramic sealers. The aim of this <i>in vitro</i> study was to investigate the effect of the calcium silicate percentages on mineral deposition into dentinal tubules at 7 days, 1 month, and 4 months of aging, as well as the effect of calcium silicate percentages on the quality of retreatment using two endodontic retreatment systems.Single rooted premolars were used in the present study. After the shaping and irrigation steps, the obturation was performed using high (Ceraseal \"CRS\") and low (AH Plus Bioceramic \"AHB\") calcium silicate percentage sealers. ReTreaty (RT) and ProTaper Universal Retreatment (PUR) were used to perform the retreatment process. The time required to achieve the apex was recorded. A digital microscope and a cone-beam computed tomography (CBCT) were used to evaluate the remaining materials after the retreatment procedure. Scanning electron microscope was used to investigate the presence of mineral deposition into dentinal tubules and the change in mineral morphology at 7 days, 1 month, and 4 months. The data was statistically analyzed using two-way analysis of variance and <i>t</i>-test.Both materials (CRS and AHB) demonstrated different mineral depositions onto their surfaces after 24 hours, 1 month, and 4 months, and showed mineral depositions into dentinal tubules at 4 months. RT was faster in achieving the apex for CRS group compared to PUR (<i>p</i> < 0.001), while no difference was found between both systems among the AHB groups. Both retreatment systems were quicker to achieve the apex in AHB compared to the CRS group (RT <i>p</i> = 0.035 and PUR <i>p</i> < 0.001). CBCT demonstrated a more precise measurement compared to the digital microscope in which the instrument and the material factors influence the removal ability at the coronal and middle thirds (<i>p</i> < 0.05). No significant difference was found at the apical third.The retreatment of AHB was easier and faster than CRS. RT demonstrated higher removal ability and faster time compared to PUR. The apical third proved to be a difficult area to achieve an optimal cleaning. Calcium silicate percentages included in bioceramic sealers could play an important role in root canal retreatment. Higher percentages of calcium silicate can decrease the capacity of the retreatment process and increase the needed time to remove the materials.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143988168","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparative Analysis of Screw Loosening between SynOcta and InOcta Tissue Level Abutments: An In Vitro Study.","authors":"Amirhossein Fathi, Erfan Esmaeilian, Sepideh Salehi, Ramin Mosharraf, Ramin Atash","doi":"10.1055/s-0045-1808257","DOIUrl":"https://doi.org/10.1055/s-0045-1808257","url":null,"abstract":"<p><p>Implants are one of the common treatments in dentistry. This treatment has various complications such as inflammation around the implant, failure of the coating, and screw loosening. Several factors contribute to screw loosening, including abutment type and collar height. Therefore, this study aims to compare the amount of loosening in two types of abutments-InOcta and SynOcta abutments.In this laboratory study, 20 titanium fixtures of the Dentis brand were divided into two groups. Each group consisted of 10 fixtures. The fixtures were mounted vertically in acrylic blocks with dimensions of 20 × 6 × 10 mm. After installing the SynOcta and InOcta abutments, the screws were torqued to 30 N·cm and re-torqued after 10 minutes. Subsequently, the samples were transferred to a chewing simulator. A compressive force of 90 N was applied for 10,000 cycles at a frequency of 75 rpm. After loading, the torque required to loosen the screws was measured, and the loosening torque was calculated. The data were analyzed using an independent <i>t</i>-test, and a significance level (<i>p</i>-value) of less than 0.05 was considered.The mean de-torque for the tissue level InOcta abutments was calculated to be 25.75 N.cm, while the mean de-torque for the SynOcta abutments was 21.98 N.cm. A comparison using the <i>t</i>-test showed that the mean de-torque for the InOcta abutment group was significantly higher than the SynOcta group (<i>p</i> < 0.001).The final results of the experiments indicate that under laboratory conditions, the de-torque of the abutment screw in the tissue level SynOcta group is significantly lower than that in the InOcta group (<i>p</i> < 0.001).</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144004984","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Inhibition of Streptococcus mutans Biofilms following Exposure to Different Chocolate Ingredients.","authors":"Hadi A Almoabid, Leen Saleh Almutairi, Abdul Samad Khan, Mohammed A Aljaffary, Rasha AlSheikh, Khalid S Almulhim, Abdulrahman A Balhaddad","doi":"10.1055/s-0045-1809027","DOIUrl":"https://doi.org/10.1055/s-0045-1809027","url":null,"abstract":"<p><p>This project aimed to investigate the anticariogenic effect of four chocolate ingredients (polyphenol, theobromine, cacao, and flavanol) against <i>Streptococcus mutans</i> biofilms grown <i>in vitro</i>.Stored <i>S. mutans</i> (UA 159) was transferred to Brain Heart Infusion (BHI) broth and incubated in aerobic incubator for 24 hours at 37°C in 5% CO₂. Following this, 190 µL of each ingredient concentration (0.78-200 mg/mL) and 10 µL of the culture were added to a 96-well plate and incubated for 24 hours at 37°C in 5% CO₂. Then, biofilms were fixed, stained with crystal violet, and analyzed for formation using a spectrophotometer. Control groups included negative control with only <i>S. mutans</i> and sterility control with BHI media.One-way analysis of variance and Tukey tests analyzed the data.Flavonoid at the 6.25 to 25 mg/mL concentrations reduced the <i>S. mutans</i> biofilms (<i>p</i> < 0.001) by 5- to 33-fold. Meanwhile, 50 mg/mL concentrations and higher completely eradicated biofilm growth. Similarly, cocoa concentrations ranging between 12.5 and 200 mg/mL revealed massive antibiofilm action from a 22-fold reduction at 12.5 mg/mL to complete biofilm eradication at 200 mg/mL. Polyphenol was the only ingredient showing biofilm inhibition at all concentrations ranging from almost 10-fold reduction to complete biofilm eradication, which were all significant (<i>p</i> < 0.001) compared to the control. Regarding theobromine, 3.125 mg/mL of it significantly increased the growth of <i>S. mutans</i> biofilms. At the concentration of 6.25 mg/mL, theobromine significantly (<i>p</i> < 0.001) inhibited the <i>S. mutans</i> biofilms by 3.35-fold. While at the range of 25 to 200 mg/mL, theobromine resulted in a reduction between 11-fold and complete biofilm eradication.The findings suggest that flavonoid, cacao, polyphenol, and theobromine may serve as effective adjuncts in preventing dental caries by inhibiting <i>S. mutans</i> biofilm formation.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143976411","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of Cinnamaldehyde Addition on Injectable Gypsum-Calcium Carbonate Hydrogel Paste with Ultraviolet Light Polymerization: Bone Scaffold Material for Implant.","authors":"Anne Handrini Dewi, Muhammad Akhsan Pridatama, Dena Kusuma Arum, Mas Sahidayana Mohktar, Hersandy Dayu Kusuma, Andi Triawan","doi":"10.1055/s-0045-1807729","DOIUrl":"https://doi.org/10.1055/s-0045-1807729","url":null,"abstract":"<p><p>Hydrogel-based, gypsum, calcium carbonate (CaCO₃) bone scaffolding materials and antibacterial extracts from cinnamaldehyde herbal ingredients are a combination of smart materials that are abundant and environmental friendly. That component is a promising candidate for bone scaffold material. This prototype has been designed as an injectable paste that is easy to apply, fills in bone and dental defects, and quickly polymerizes with the help of ultraviolet (UV) light. The purpose of this study is to investigate the effects of adding cinnamaldehyde to injectable gypsum-CaCO₃ hydrogel paste that has undergone UV light polymerization for biodegradable implant material.A composite material was synthesized named Cia by a combination of gelatin, gypsum, CaCO₃, and cinnamaldehyde compound assisted by UV light polymerization. An <i>in vitro</i> and <i>in vivo</i> quasi-experiments were conducted in this study, including material characterization and testing. Material characterization was performed using Fourier transform infrared spectroscopy) and scanning electron microscope. Material testing examined the swelling ratio and degradation rate. Antibacterial activity was performed as <i>in vitro</i> testing undergone <i>Streptococcus sanguinis</i> and <i>Pseudomonas aeruginosa</i>. Data were analyzed statistically using an independent <i>t</i>-test (<i>p</i> < 0.05). A total of 21 male Wistar rats were used <i>in vivo</i> study. A femoral condyle was chosen as a hard tissue representative of the jaw. Tissues were then stained with hematoxylin-eosin and Mallory staining observed under a light microscope to identify the tissue regeneration and implant remaining.Synthesized material that is added by cinnamaldehyde could be an implant material for inducing tissue regeneration.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143992420","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of Micro-Osteoperforation Depths on Canine Retraction Rate and Root Resorption: A Systematic Review and Meta-Analysis.","authors":"Potjanakorn Inpanya, Pannapat Chanmanee, Supontep Teerakanok","doi":"10.1055/s-0045-1806932","DOIUrl":"https://doi.org/10.1055/s-0045-1806932","url":null,"abstract":"<p><p>This systematic review and meta-analysis aimed to compare canine retraction rates and the amounts of root resorption in different depths of micro-osteoperforations (MOPs) during canine retraction in orthodontic patients. Relevant literature was sought using a prespecified search strategy until May 2024. Electronic medical and scientific databases included PubMed/MEDLINE, Scopus, EMBASE, Web of Science, and the Cochrane's Library (clinical trials). The review protocol was registered in Prospero (CRD42024555722). The data were analyzed in terms of mean difference for comparison using a random-effect meta-analysis. A total of 14 randomized controlled trial studies were included. According to the findings of the meta-analysis on MOPs and their impact on the mean rate of canine movement, the MOP groups showed a significantly higher rate compared with the control groups (weighted mean difference = 0.32; 95% confidence interval [CI], 0.24-0.40; <i>p</i> = 0.00 and weighted mean difference = 0.20; 95% CI, 0.01-0.40; <i>p</i> = 0.04) at depths of 2 to 4 and 5 to 7 mm, respectively. Three studies reported no differences in root resorption between the MOP groups and the control groups. Both MOP depths, that is, 2 to 4 and 5 to 7 mm, accelerated canine retraction more than the controls by approximately 0.32 and 0.20 mm/month, respectively. However, both MOP depths presented root resorption during canine retraction that was not different from the controls.</p>","PeriodicalId":12028,"journal":{"name":"European Journal of Dentistry","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143993420","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}