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Table of Content

    01 November 2026, Volume 53 Issue 6 Previous Issue   
    Expert Forum
    Outcome of alveolar cleft bone grafting and presurgical orthodontic intervention
    Weiran Li
    Int J Stomatol. 2026, 53 (6):  787-797.  DOI: 10.7518/gjkq.2026633
    Abstract ( 29 )   HTML ( 3 )   PDF(pc) (1824KB) ( 16 )   Save

    Alveolar bone grafting constitutes a pivotal procedure in the sequential treatment of patients with cleft lip and palate. It dictates orthodontic treatment planning and determines the difficulty and final outcomes of subsequent or-thodontic management. Successful bone grafting is therefore an essential prerequisite for the overall efficacy of the entire sequential treatment protocol. However, considerable uncertainties remain regarding the therapeutic effects of alveolar bone grafting and corresponding preventive and interventional strategies. This article elaborates on preoperative assessment for alveolar bone grafting, along with presurgical orthodontic interventions and their associated impacts, aiming to offer clinical references for clinicians.

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    Growth and developmental principles of craniofacial structures: scientific and innovative deep thoughts on early orthodontic treatments
    Xiaobing Li
    Int J Stomatol. 2026, 53 (6):  798-809.  DOI: 10.7518/gjkq.2026146
    Abstract ( 24 )   HTML ( 4 )   PDF(pc) (2968KB) ( 19 )   Save

    Early orthodontic treatments for children’s malocclusion follow the principles of craniofacial and occlusal growth and development, deeply understand the role of genetic and environmental factors in the occurrence and development of the malocclusion, scientifically select the optimal timing and indications for treatments, and promptly prevent and intercept the occurrence and development of malocclusion. The goal of early orthodontic treatments is to reduce the incidence of the malocclusion, maximize the maintenance of the harmonized growth and aesthetic profiles of craniofacial and occlusal morphological structures, and preserve normal oral functions and good oral health. From the perspective of craniofacial and occlusal growth and development, this work elaborates on growth and developmental characteristics, including hierarchical control from top to bottom of the genetic regulation of craniofacial and occlusal growth pattern, and the balance and compensation features of craniofacial growth. It further explores the potential significance of craniofacial and occlusal growth patterns to guide the clinical strategies of early malocclusion treatment. The development of the cranium and cranial base genetically regulates the growth and development of maxillofacial complex. A good craniofacial and occlusal morphology determines a good maxillofacial morphology. Early orthodontic treatments cannot correct skeletal malocclusion caused by the abnormal morphology of the cranium and cranial base. However, as the structural hierarchy of the craniofacial and occlusal regions descends, the efficacy of early orthodontic treatment increases. The malocclusion is the disruption of the “balance” and “compensation” of the craniofacial and occlusal system. The strategy of early orthodontic treatment is to promote the “compensatory” efficiency of the craniofacial and occlusal system, reduce the adverse impact of the “imbalance” in craniofacial and occlusal growth on facial morphology and occlusal relationships, and decrease the severity and complexity of the malocclusion. With the establishment of contemporary orthodontic theories on the control of craniofacial and occlusal growth and development, early orthodontic treatment for malocclusion has been advanced. Malocclusion is no longer considered a developmental abnormality solely controlled by genetic factors; environmental factors also play an important role in its occurrence and development. The role of airway factors and oral functional factors in maxillofacial developmental abnormalities has received increasing attention from clinicians. Early orthodontic treatment for malocclusions caused by airway obstruction has become a major concern in early orthodontic intervention, drawing great attention from orthodontists and otolaryngologists. Its clinical management usually requires multidisciplinary collaboration of clinicians of otolaryngology, sleep medicine, and pediatrics. Early orthodontic treatment for malocclusion is a hot topic in orthodontics. The development of early orthodontic treatments for malocclusion must follow the principles of craniofacial and occlusal growth and development. This method is the scientific way to promote the development of early orthodontic treatments.

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    Exploration of the application of Andrews’ six elements in orthognathic surgery planning
    Siying Liu,Jie Gao
    Int J Stomatol. 2026, 53 (6):  810-820.  DOI: 10.7518/gjkq.2026147
    Abstract ( 28 )   HTML ( 5 )   PDF(pc) (1348KB) ( 14 )   Save

    The core of orthognathic surgery planning lies in the precise spatial positioning of the jawbones. Traditional cephalometric analysis methods are limited by complex reference indices, heavy reliance on clinical experience, and a focus on achieving an “average facial morphology.” Andrews’ six elements of orofacial harmony, which take indivi-dual facial soft tissue landmarks as references, provide a novel approach for personalized jawbone positioning. This work reviews the theoretical framework of Andrews’ six elements on the basis of previous research and clinical experience and proposes an exploratory reference workflow for orthognathic surgery planning using Andrews’ six elements. This workflow centers surgical design on the upper facial-axis-goal anterior limit line (UFA-GALL) distance, featuring clear steps and a simplified reference system that can assist in reducing experience-dependent bias and cumulative errors. However, the following challenges remain when applying this method to the Chinese population: 1) The subjectivity in frontal bone landmarking and head position correction compromises the reproducibility of the GALL line; 2) Ethnic differences lead to a relatively anteriorly positioned GALL line, necessitating population-specific data correction; 3) Element Ⅰ imposes high requirements for preoperative orthodontic decompensation; and 4) rooted in 2D diagnosis, the six elements lack frontal and dynamic evaluation metrics. Future research should include prospective studies to validate the design efficacy. Efforts should be directed to promoting the 3D expansion of the six elements, cross-ethnic data optimization, and intelligent auxiliary tools, with the aim of providing a novel reference tool for orthognathic surgery planning. Its effectiveness remains to be validated by further prospective studies.

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    ?Endodontics Column
    Causes analysis and prevention and treatment strategies of failure in regenerative endodontic treatment
    Qing Tian,Guangtai Song
    Int J Stomatol. 2026, 53 (6):  821-826.  DOI: 10.7518/gjkq.2026611
    Abstract ( 177 )   HTML ( 40 )   PDF(pc) (782KB) ( 49 )   Save

    Regenerative endodontic treatment is a biology-based therapeutic method increasingly applied in clinical practice because it can promote continued root development and has demonstrated high success rates. The majority of current studies primarily focus on the success rates and prognostic factors of regenerative endodontic treatment; relatively less attention is paid to the causes of treatment failure and subsequent management strategies. Therefore, this study aims to review the criteria and causes of failure in regenerative endodontic treatment, the strategies to prevent failure, and the choice of treatment after failure.

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    Advanced research on pulp status assessment and vital pulp therapies for primary teeth
    Panpan Yang,Yuming Zhao
    Int J Stomatol. 2026, 53 (6):  827-832.  DOI: 10.7518/gjkq.2026613
    Abstract ( 272 )   HTML ( 19 )   PDF(pc) (761KB) ( 86 )   Save

    Currently, the treatment philosophy for deep caries and pulpitis in primary teeth favors minimally invasive approaches, prioritizing the preservation of critical pulp tissue as possible without compromising therapeutic outcomes. Current vital pulp therapy procedures include indirect pulp therapy, direct pulp capping, partial pulpotomy, and full pulpo-tomy. Accurate assessment of pulp status is essential for the success of vital pulp therapy. However, assessing pulp status in primary teeth often poses significant challenges. This is due to children's limited comprehension and cooperation, coupled with the unique physiological characteristics of primary tooth pulp. Clinicians must rely on a solid foundation of empirical knowledge gained from medical history, clinical examination, and radiographic findings and incorporate pulp tes-ting results whenever feasible to formulate a comprehensive assessment. Moreover, the clinical application of dental ope-rating microscopes and advancements in artificial intelligence technology are yielding promising results in improving pulp status assessment for primary teeth. This article reviews the latest advancements in pulp status assessment and vital pulp therapy for primary teeth with deep caries.

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    Original Article
    Effect of circFNDC3B regulation of the miRNA-206/annexin A2 pathway on the biological behavior of oral squamous cell carcinoma SCC-9 cells
    Chenlei Zhao,Jie Guo,Linyu Jin,Song Li,Zhizheng Zhuang,Yongle Qiu
    Int J Stomatol. 2026, 53 (6):  833-841.  DOI: 10.7518/gjkq.2026141
    Abstract ( 25 )   HTML ( 2 )   PDF(pc) (3393KB) ( 10 )   Save

    Objective This work aimed to explore the utility of circFNDC3B in malignant biological behavior of oral squamous cell carcinoma (OSCC) and its regulatory relationship with miRNA (miR)-206 and annexin A2 (ANXA2). Methods Quantitative real-time polymerase chain reaction (qRT-PCR) and Western blot were used to detect the mRNA and related protein expression levels of circFNDC3B, miR-206, and ANXA2 in OSCC tissue, cancerous tissue, SCC-9 cells, and human oral keratinocytes (HOK) cells. Methylthiazolyldiphenyl-tetrazolium bromide (MTT), scratch healing, Transwell, and flow cytometry were used to investigate the effects of circFNDC3B silencing on the proliferation, migration, invasion, cycle, and apoptosis of SCC-9 cells. Dual luciferase assay was applied to validate the gene targeting relationship of circFNDC3B, miR-206, and ANXA2. The association between circFNDC3B expression and patients’ clinical pathological characteristics and treatment prognosis was analyzed. Results In OSCC tissue cells, circFNDC3B showed high expression. Silencing circFNDC3B inhibited ANXA2 expression by upregulating miR-206, leading to decreased proliferation, migration, and invasion capabilities of SCC-9 cells; increased proportions of cells in the G0/G1 phase; and increased apoptosis rates. Its expression was only linked to lymph node metastasis in patients, and high-expressing patients had lower overall survival. Conclusion CircFNDC3B influen-ces the miR-206/ANXA2 signaling axis, enhancing aggressive traits in OSCC cells.

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    Oral health status and related factors of caries in 12-year-old adolescents in Suzhou city
    Huimin Song,Tingting Zhang,Bing Ge,Ye Zhu,Shengzu Gu,Jiaping Shen,Peng Zhu
    Int J Stomatol. 2026, 53 (6):  842-849.  DOI: 10.7518/gjkq.2026142
    Abstract ( 26 )   HTML ( 3 )   PDF(pc) (813KB) ( 7 )   Save

    Objective This work aimed to investigate the oral health status and epidemiological characte-ristics of 12-year-old adolescents in Suzhou city and analyze the influencing factors related to caries. Me-thods A total of 1 933 12-year-old students from middle schools in 10 urban districts (county-level cities) of Suzhou city in 2024 were selected using multistage stratified equal-capacity random cluster sampling. The participants completed oral examinations and relevant questionnaire surveys. The collected data were organized and analyzed descriptively to depict the current status of oral diseases. After univariate analysis was conducted on the risk factors of permanent tooth caries and through the adjustment of confounding factors, the correlations of risk factors for permanent tooth caries in 12-year-old adolescents were obtained. Results Among the 12-year-old adolescents in Suzhou city, the prevalence of dental caries is as high as 36.6%, with an average caries index of 1.62. The detection rate of gingival bleeding is 61.2%, and that of dental calculus is 65.6%. The prevalence of dental caries varies among different urban areas (county-level ci-ties). The prevalence of dental caries and the average caries index among females are higher than those among males. Gender, tooth brushing, the use of fluoride toothpaste, and dental floss are risk factors for permanent teeth caries among 12-year-old adolescents in Suzhou city (P<0.05). Among them, the odds ratio (OR) value of those who do not brush their teeth daily is as high as 2.077 (1.166-3.700, P=0.013) compared with those who brush their teeth twice daily. Conclusion The prevalence of permanent tooth caries among 12-year-old adolescents in Suzhou city remains short of the target outlined in China's oral health plan, and the prevalence of dental caries is higher than the national and provincial averages in Jiangsu Province. The caries situation is influenced by multiple factors. Therefore, maintaining good oral hygiene is of great significance. This indicates that in addition to conventional treatment methods, targeted intervention measures are needed to reduce the severity of dental caries in adolescents and decrease the occurrence of secondary and new caries. Meanwhile, oral health education, disease prevention, and control planning should be strengthened throughout the city, and public health interventions focusing on schools and students should be reinforced.

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    Comparing the clinical efficacy of photodynamic therapy and systemic antimicrobial drug in the adjunct treatment of patients with stage Ⅲ or Ⅳ periodontitis complicated with type 2 diabetes mellitus
    Xingru Ye,Yu Zuo,Yu Ma
    Int J Stomatol. 2026, 53 (6):  850-858.  DOI: 10.7518/gjkq.2026648
    Abstract ( 27 )   HTML ( 3 )   PDF(pc) (1074KB) ( 10 )   Save

    Objective This study aimed to compare the clinical efficacy of photodynamic therapy (PDT) and systemic antimicrobial drug as adjuncts to scaling and root planing (SRP) in patients with stage Ⅲ or Ⅳ periodontitis complicated with type 2 diabetes (T2DM). Methods Fifty-one patients with stage Ⅲ or Ⅳ periodontitis complicated with T2DM were randomly divided into three groups by block randomization: SRP group, SRP+amoxicillin (AMX)+me-tronidazole (MTZ) group, SRP+PDT group. Correspon-ding treatments were administered according to group assignment. During the 6-month follow-up, glycosylated hemoglobin (HbA1c), probing depth (PD), clinical attachment loss (CAL), gingival index (GI), bone loss rate (BLR), and interleukin-6 (IL-6) were compared among the three groups. Results Of the 51 participants, four were lost to follow-up, and 47 were included in the statistical analysis. At baseline, there were no significant differences in age, sex and relevant observation indicators among the three groups (P>0.05). 1) The PD decreased at 1, 3, and 6 months after treatment in all three groups compared with baseline (P<0.05). At 1 and 3 months after treatment, PD in the SRP+AMX+MTZ group and SRP+PDT group was lower than that in the SRP group (P<0.05). At three months after treatment, PD in the SRP+PDT group was lower than that in the SRP+AMX+MTZ group (P<0.05). 2) The CAL of SRP group and SRP+AMX+MTZ group were lower than the baseline at 3 and 6 months after treatment (P<0.05). The CAL in the SRP+PDT group was also lower than the baseline at 1, 3 and 6 months after treatment (P<0.05). 3) The GI decreased at 1, 3, and 6 months after treatment in all three groups compared with baseline (P<0.05). The GI of SRP+PDT group was lower than that of SRP group and SRP+AMX+MTZ group at 1 month after treatment (P<0.05). The GI in the SRP+PDT group was lower than that of SRP group at 3 months after treatment (P<0.05). 4) The IL-6 decreased at 1, 3, and 6 months after treatment in all three groups compared with baseline (P<0.05). 5) HbA1c and BLR showed no significant pre-post or intergroup differences (P>0.05). Conclusion Adjunctive PDT can improve periodontal indicators in these patients, with short-term advantages in PD and GI, and may be serve as a potential alternative to systemic antimicrobial drug.

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    Clinical effects of laser-assisted acupuncture on temporomandibular joint disorders
    Xulei Hao,Qiang Zhao
    Int J Stomatol. 2026, 53 (6):  859-865.  DOI: 10.7518/gjkq.2026132
    Abstract ( 26 )   HTML ( 2 )   PDF(pc) (970KB) ( 4 )   Save

    Objective To investigate the clinical effects of laser-assisted acupuncture in treating temporomandibular joint disorders (TMD). Methods A total of 120 patients with TMD admitted to Department of Stomatology, Aviation General Hospital from January 2023 to January 2025 were selected and divided into groups A, B, and C according to the actual treatment received, with 40 cases in each group. Groups A, B, and C received laser, acupuncture, and laser-assisted acupuncture therapies, respectively, for a treatment period of four weeks. Clinical efficacy indices, including pain intensity scores, maximum mouth opening (MMO), and temporomandibular joint function, along with the incidence of adverse reactions during treatment, were compared among three groups. Results The overall effective rates of treatment in groups A, B, and C were 75.00%, 80.00%, and 95.00%, respectively. The overall effective rate of treatment in group C was significantly higher than those in groups A and B (P<0.05). After four weeks of treatment, group C had lower visual analogue scale (VAS) scores; lower dysfunction index (DI), palpation index (PI), and craniomandibular index (CMI); lower scores on the mandibular function impairment questionnaire (MFIQ) scales for eating ability and executive function; and higher MMO (P<0.05) than groups A and B. After four weeks of treatment, no statistically significant differences in VAS scores; TMD, functional impairment, and muscle tenderness indices; scores on the MFIQ scales for eating ability and executive function; or MMO were found between groups A and B (P>0.05). No adverse reactions occurred in any of the three groups during the treatment period. Conclusion Laser-assisted acupuncture can improve clinical efficacy, mouth opening, and temporomandibular joint function and effectively relieve patients’ pain symptoms. Moreover, it is safe and reliable.

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    Review
    MicroRNA and oral microenvironment: research progress in microbiota dysbiosis and oral disease regulation
    Keyi Zhang,Jieyu Zhou,Yafei Wu
    Int J Stomatol. 2026, 53 (6):  866-873.  DOI: 10.7518/gjkq.2026601
    Abstract ( 113 )   HTML ( 10 )   PDF(pc) (835KB) ( 15 )   Save

    The human oral cavity harbors a highly complex microbial community, whose dynamic balance of composition and function is a central factor in maintaining oral health. Oral symbiotic microbiota refers to the microbial communities that naturally reside in the human oral cavity and engage in a mutually beneficial relationship with the host. However, when host or environmental factors change, microbial dysbiosis may occur, contributing to the pathological processes of various oral diseases such as periodontitis and oral cancer. Recent studies have shown that microRNA (miRNA), as post-transcriptional regulators of gene expression, can mediate bidirectional interactions between microbes and the host. This review summarizes and discusses the molecular regulatory mechanisms of oral dysbiosis and miRNA in typical oral diseases, while also reviewing and prospecting the progress of miRNA-based probiotic therapies for oral diseases.

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    Functional analysis of enhancer of zeste homolog 2 in the pathogenesis of head and neck squamous cell carcinoma and investigation of the targeted therapeutic value
    Wei Ding,Haifen Feng,Yidi Zhang,Lu Jiang,Xiaobo Luo
    Int J Stomatol. 2026, 53 (6):  874-883.  DOI: 10.7518/gjkq.2026606
    Abstract ( 22 )   HTML ( 2 )   PDF(pc) (1492KB) ( 7 )   Save

    Head and neck squamous cell carcinoma (HNSCC) is the sixth most common malignant cancer globally and is associated with poor clinical outcomes. Epigenetic regulation plays a critical role in modulating the pathogenesis and progression of HNSCC. Enhancer of zeste homolog 2 (EZH2), a core catalytic subunit of the polycomb repressive complex 2 (PRC2), is significantly upregulated in HNSCC and contributes to HNSCC progression by modulating such as me-tabolic reprogramming, growth, proliferation, invasion, metastasis, immune evasion, and chemoresistance. Therefore, EZH2 is considered a highly promising therapeutic target, and several ongoing clinical trials are currently investigating its translational potential. This review comprehensively summarizes the functional roles of EZH2 in HNSCC and explores the therapeutic potential of EZH2-specific inhibitors, aiming to provide novel theoretical insights to improve clinical outcomes of HNSCC patients.

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    Neuroimmunology in the progression of salivary adenoid cystic carcinoma
    Jiarong Wang,Yaling Tang
    Int J Stomatol. 2026, 53 (6):  884-894.  DOI: 10.7518/gjkq.2026614
    Abstract ( 23 )   HTML ( 2 )   PDF(pc) (1105KB) ( 6 )   Save

    Salivary adenoid cystic carcinoma (SACC) is a common malignant salivary gland tumor characterized by its propensity for perineural invasion and poor prognosis in advanced stages. Recent advancements in neuroimmunology have highlighted the remarkably role of neural-immune interactions in tumor regulation. However, the specific neuroimmunological mechanisms underlying SACC remain to be elucidated. This review aims to summarize potential neuroimmunological mechanisms in SACC by examining the interactions between neural and immune cells and the roles of neural and immune factors, thereby identifying potential therapeutic targets for future research.

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    Staged management strategies for pain in radiation-induced oral mucositis from a neuro-immune perspective
    Chaoyu Wang,Jiao Luo,Xueke Li,Yifang Jiang,Xi Fu,Chuan Zheng,Qixuan Kuang,Fengming You
    Int J Stomatol. 2026, 53 (6):  895-905.  DOI: 10.7518/gjkq.2026130
    Abstract ( 20 )   HTML ( 2 )   PDF(pc) (1711KB) ( 5 )   Save

    The persistent severe pain caused by radiation-induced oral mucositis (RIOM) may lead to interruption of antitumor therapy, induction of mental disorders, and systemic complications. Recent studies have gradually untangled the pivotal role of neuro-immune interactions in the dynamic perception of RIOM pain and inflammatory resolution. On the basis of the structural damage characteristics of RIOM, this review categorizes its pain progression into three phases: erythema-phase pain, ulcerative-phase pain, and healing-phase pain. The innervation patterns of oral nociceptive nerves and the pathophysiological alterations at each stage were systematically summarized. A staged management strategy aligned with disease progression and microstructural changes was proposed, discussing therapeutic interventions and rehabilitation approaches for RIOM pain. The potential applications of emerging technologies in this field were explored. This review aims to advance the clinical management of RIOM pain from mere symptomatic relief to precision etiology-targeted therapy, emphasizing the cri-tical role of neuro-immune crosstalk in improving patient prognosis and quality of life.

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    Research advances in the classification system and craniofacial features of facial asymmetry
    Shangyan Sui,Yanji Gong,Jinyi Zhu,Haolin Li,Yang Liu
    Int J Stomatol. 2026, 53 (6):  906-914.  DOI: 10.7518/gjkq.2026129
    Abstract ( 24 )   HTML ( 3 )   PDF(pc) (955KB) ( 14 )   Save

    Facial asymmetry is a common deformity of the oral and maxillofacial region. It is primarily characterized by mandibular deviation. Research on its classification system and clinical characteristics is crucial for its precise diagnosis and treatment. The classification system of facial asymmetry is diverse and can be systematically categorized on the basis of the duration of action of teratogenic factors, the morphology and displacement mode of the mandible, clinical characteristics, and pathological mechanisms. Patients with maxillary deformities frequently exhibit characteristic alterations in cranio-maxillofacial structures, including the skull, maxilla, mandible, and temporomandibular joints; occlusal relationships and functions; soft tissue morphology; and airway anatomy. This article provides an overview of the classification systems for facial asymmetry and reviews related to research on cranio-maxillofacial characteristics while also addressing the limitations of the current research in this field. It aims to offer valuable insights for clinical diagnosis and treatment, as well as to guide future scientific investigations into facial asymmetry.

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    Pathological mechanism of alveolar bone defect and repair in diabetic periodontitis
    Liying Yang,Maola Reziwanguli,Ronghui Zhang,Wei Fang,Chong Chen
    Int J Stomatol. 2026, 53 (6):  915-924.  DOI: 10.7518/gjkq.2026626
    Abstract ( 20 )   HTML ( 2 )   PDF(pc) (852KB) ( 7 )   Save

    A significant bidirectional relationship exists between diabetes mellitus and periodontitis. Patients with diabetic periodontitis exhibit worsened alveolar bone defects and significantly impaired bone regeneration and repair capacity. The precise mechanism through which the synergistic action of hyperglycemia and chronic periodontal inflammation disrupts bone repair remains incompletely elucidated. This review summarizes recent research advances in the pathological mechanisms underlying alveolar bone resorption and impaired repair in diabetic periodontitis, focusing on three interconnected core pathological pathways: dysregulation of the immune microenvironment, disruption of osteoblast-osteoclast homeostasis, and oxidative stress coupled with the activation of multiple programmed cell death pathways. A deepened understanding of these complex mechanisms and their interactions is crucial for elucidating the distinct pathophysiology of bone defects in diabetic periodontitis and providing a theoretical foundation to develop novel bone regeneration strategies targeting critical molecular mechanisms.

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    Application of antimicrobial peptide in the surface modification of implants
    Zhewei Li,Boxin Zhang,Mengyuan Zhang,Ping Sun
    Int J Stomatol. 2026, 53 (6):  925-935.  DOI: 10.7518/gjkq.2026605
    Abstract ( 25 )   HTML ( 3 )   PDF(pc) (1220KB) ( 7 )   Save

    This study explores the application of antimicrobial peptide (AMP) in implant surface modification to address implant failure caused by peri-implantitis. By analyzing the complex antibacterial mechanisms of AMP, including membrane targeting, metabolic disruption, protein synthesis inhibition, and immunomodulation, this study systematically reviews the research progress in three surface modification strategies: direct coating, alkylated coating, and dynamic release coating. Results indicate that AMP effectively inhibited bacterial biofilm formation, reduced the incidence of peri-implantitis, and enhanced the antimicrobial properties and biocompatibility of implants, thereby promoting osseointegration. AMP shows promising potential in implant surface modification. Future research should focus on optimizing AMP structures and functions, as well as strengthening clinical validation, to improve the success rate of dental implants and patient outcomes.

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    Research advances in micro-arc oxidation-modified titanium alloy dental materials
    Beibei Zheng,Jianping Ren
    Int J Stomatol. 2026, 53 (6):  936-944.  DOI: 10.7518/gjkq.2026139
    Abstract ( 24 )   HTML ( 2 )   PDF(pc) (840KB) ( 9 )   Save

    Titanium alloys are widely used in dental implants because of their excellent comprehensive properties, but they still encounter issues such as long osseointegration period, limited local biocompatibility, and potential corrosion. Micro-arc oxidation (MAO) technology can effectively improve the surface characteristics of titanium alloy via the electrochemical in-situ generation of a ceramic film layer. In this paper, the research progress in the application of MAO-modified titanium alloy dental materials was reviewed from four aspects: improvement of antibacterial properties through do-ping, promotion of bone integration ability and bioactivity, optimization of surface morphology and performance, and evaluation of clinical application potential and safety. MAO technology has the potential for multifunctional integration due to the in-situ generation of ceramic oxide films, combined with its antibacterial and bone integration promotion capabilities. Compared with anodic oxidation, plasma spraying, and other technologies, MAO demonstrates superior bonding strength and biological activity. In the future, multiple composite coating technologies must be developed to facilitate multifunctional integration. MAO technology provides a novel pathway for the development of high-performance dental implant materials.

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    Research progress and intervention strategies in the prevention and treatment of orthodontically induced root resorption
    Shuxian Yang,Peipei Duan
    Int J Stomatol. 2026, 53 (6):  945-954.  DOI: 10.7518/gjkq.2026227
    Abstract ( 26 )   HTML ( 2 )   PDF(pc) (1314KB) ( 12 )   Save

    Orthodontically induced root resorption (OIRR) is a common complication during orthodontic treatment, with a complex pathogenesis involving individual patient differences and multiple treatment-related factors. Root resorption may affect the long-term health and treatment prognosis of teeth. Consequently, numerous studies have been conduc-ted to explore strategies for its prevention and management, aiming not only to mitigate resorption but also to develop intelligent prevention and control systems. This article reviews the research progress of current major treatment methods, including pharmacotherapy, low-intensity pulsed ultrasound, photobiomodulation therapy, and artificial-intelligence-based prediction, with the aim of providing a theoretical foundation and practical insights for refining intervention strategies and ultimately contributing to the development of safer and more effective therapeutic approaches.

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    Education
    Education trajectory and training programs for American oral and maxillofacial surgeons
    Xu Cheng,Bing Shi,Wei Guo
    Int J Stomatol. 2026, 53 (6):  955-959.  DOI: 10.7518/gjkq.2026603
    Abstract ( 100 )   HTML ( 22 )   PDF(pc) (733KB) ( 37 )   Save

    The education trajectory for American oral and maxillofacial surgeons (OMS) includes undergraduate stu-dies, doctor of dental surgery (DDS) degree, and OMS residency, totaling 12-14 years of training. The OMS residency can be either a single DDS degree or a dual degree of DDS and medical doctor, depending on different training programs. OMS training involves theoretical training and operative training, which can be further classified into anesthesia, dentoalveolar surgery, dental implants, surgical correction of maxillofacial skeletal deformities and orthognathic surgery, maxillofacial trauma, tumor surgery, cleft and craniofacial surgery, temporomandibular joint diseases, and cosmetic surgery. The core competitiveness of American OMS arises from standardized assessments and continuous education under the regulation of Commission on Dental Accreditation and the American Board of Oral and Maxillofacial Surgery. This article discusses the training system of OMS in the United States, focusing on entry requirements, training trajectories, training content, and quality control systems, which may serve as references for the training of OMS in China.

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