• 文章类型: Journal Article
    儿科患者使用的直接修复材料的表面粗糙度增加和变色会影响修复体的寿命并损害儿童的口腔健康。许多因素可以改变这些性质。这些因素之一是膳食补充剂的摄入量。当暴露于膳食补充剂以维持儿童的牙齿护理时,预测修复材料的性质至关重要。因此,本研究旨在调查各种糖浆形成的膳食补充剂对目前用于儿科牙科的修复材料的平均表面粗糙度和颜色稳定性的影响。七种不同的修复材料(常规玻璃离聚物[富士IXGP],树脂改性玻璃离聚物,[富士IILC],氧化锆增强玻璃离聚物[改进的锆石],多元酸改性复合树脂[Dyract®XTRA],散装填充玻璃混合修复剂[EquiaForteHT填充],常规树脂复合材料[魅力智能],和具有活性玻璃填料的树脂复合材料[关注N])进行了测试。根据膳食补充剂(SambucolKids,Resverol,伊穆诺,Umca,和Microfer)。在28天的时间内,每天将这些样本浸入补充溶液中。在基线和第7天和第28天进行表面粗糙度和色差测量。色差和Ra值表明,修复材料的类型之间存在相互作用,膳食补充剂的类型,和浸泡时间因素(p<0.05)。而在复合树脂组中发现较低的Ra值,在常规玻璃离聚物组中发现最高的Ra值。所有补充剂都导致颜色差异值增加,Resverol和Umca显示出高于临床可接受阈值的较高变色值。膳食补充剂的摄入量,膳食补充剂的浸泡时间,修复材料类型影响被测直接修复材料的表面粗糙度和颜色稳定性。所有实验组显示出比临床上可接受的表面粗糙度值(0.2μm)更高的Ra值。颜色差值也随着浸渍时间的增加而增加。
    Increased surface roughness and discoloration of the direct restorative materials used in pediatric patients affect the longevity of restorations and impair children\'s oral health. Many factors can alter these properties. One of these factors is the intake of dietary supplements. It is crucial to predict the properties of restorative materials when exposed to dietary supplements to maintain the dental care of children. Thus, this study aimed to investigate the effect of various syrup-formed dietary supplements on the average surface roughness and color stability of current restorative materials used in pediatric dentistry. Seven different restorative materials (conventional glass ionomer [Fuji IX GP], resin-modified glass ionomer, [Fuji II LC], zirconia-reinforced glass ionomer [Zirconomer Improved], polyacid-modified composite resin [Dyract®XTRA], bulk-fill glass hybrid restorative [Equia Forte HT Fill], conventional resin composite [Charisma Smart], and resin composite with reactive glass fillers [Cention N]) were tested. The specimens prepared from each type of restorative material were divided into five subgroups according to dietary supplements (Sambucol Kids, Resverol, Imunol, Umca, and Microfer). These specimens were immersed daily in supplement solution over a period of 28 days. Surface roughness and color difference measurements were performed at baseline and at the 7th and 28th days. The color difference and Ra values showed that there was an interaction among the type of restorative material, type of dietary supplement, and immersion time factors (p < 0.05). Whereas lower Ra values were found in the composite resin group, the highest Ra values were found in the conventional glass ionomer group. All supplements caused increasing color difference values, and Resverol and Umca showed higher discoloration values above the clinically acceptable threshold. The intake of dietary supplement type, the immersion time of the dietary supplement, and the restorative material type affected the surface roughness and color stability of the tested direct restorative materials. All of the experimental groups showed higher Ra values than clinically acceptable surface roughness values (0.2 µm). The color difference values also increased with the immersion time.
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  • 文章类型: Journal Article
    巴西的公共医疗系统(SUS)为巴西人提供专门的口腔健康服务,但是专家的生产力,比如儿科牙医,没有被定性。因此,本研究的目的是描述SUS中儿科牙医进行的门诊牙科手术(ODP)的特征.一项生态学的流行病学研究,纵向,回顾性,并进行了定量研究。由SUS内的儿科牙医进行的ODP根据程序类型进行表征,复杂性级别,和情况(紧急或选修)。使用描述性和分析方法对数据进行分析,考虑到5%的显著性水平,以及COVID-19大流行的影响(2020-2022年未包括在二次分析中)。在过去的15年里,29,234,972ODP由SUS内的儿科牙医进行。临床程序占多数(55.4%),明显比所有其他类型的程序更频繁(所有p<0.05)。其中,修复和牙周手术是最常见的(30.7%和21.0%,分别)。从2008年到2019年,不包括COVID-19大流行年份,过去15年的趋势对于所有类型的手术都是恒定的(所有p>0.05).此外,低复杂度ODP占多数(90.1%),明显高于中等频率(9.7%)和高复杂性程序(0.1%)(均p<0.05)。最后,大多数ODP在门诊生产报告中没有以情况为特征(96.9%).因此,可以得出结论,在过去的15年里,儿科牙医在SUS内进行了不同的ODP,尽管存在类型和复杂性的主导模式。
    Brazil\'s public healthcare system (SUS) offers specialized oral health services to Brazilians, but the productivity of specialists, such as Pediatric Dentists, has not been characterized. Therefore, the objective of this study was to characterize the outpatient dental procedures (ODPs) carried out by Pediatric Dentists within the SUS. An epidemiological study with an ecological, longitudinal, retrospective, and quantitative approach was conducted. The ODPs carried out by Pediatric Dentists within the SUS were characterized based on type of procedure, complexity level, and circumstance (urgent or elective). Data were analyzed using a descriptive and analytical approach, considering a significance level of 5%, as well as the impact of the COVID-19 pandemic (the 2020-2022 years were not included in secondary analyses). In the last 15 years, 29,234,972 ODPs were carried out by Pediatric Dentists within the SUS. Clinical procedures were the majority (55.4%), significantly more frequent than all other types of procedures (all p <0.05). Among these, restorative and periodontal procedures were the most common (30.7% and 21.0%, respectively). From 2008 to 2019, excluding COVID-19 pandemic years, the trend over the last 15 years was constant for all types of procedures (all p >0.05). In addition, low complexity ODPs were the majority (90.1%), significantly more frequent than medium (9.7%) and high complexity procedures (0.1%) (both p <0.05). At last, most ODPs were not characterized by circumstance in the outpatient production reports (96.9%). Therefore, it was possible to conclude that Pediatric Dentists carried out diverse ODPs within the SUS over the past 15 years, although there was a dominant pattern of type and complexity.
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  • 文章类型: Journal Article
    在儿科和手术牙科中,龋齿治疗受益于基于使用与碘化钾(KI)相关的氟化银(AgF)的治疗选择,以避免牙齿组织上的深色。这项体外研究的目的是评估玻璃离聚物水泥(GIC)在用AgF和KI处理时在牙本质上的保留。22颗健康的人类恒磨牙和8颗人类乳牙,都没有任何衰变,被切割以获得咬合平坦的牙本质表面,然后用AgF处理60s。对于一半的牙齿,施加一滴KI持续30s。所有样品用GIC图覆盖,并测量它们的抗剪切粘结强度。无论是否应用KI,恒牙和乳牙的抗断裂性都没有显示出任何统计学上的显着差异。对于恒牙,KI治疗组的耐药性略高于AgF治疗组.据我们所知,这些数据首次描述了KI在乳牙和恒牙上的可能应用。无论如何,需要进一步的研究来研究更广泛样品中牙本质和GIC之间的结合强度.
    In pediatric and operative dentistry, caries treatment benefits from a therapeutic option based on the use of silver fluoride (AgF) associated with potassium iodide (KI) to avoid dark colorations on dental tissues. The objective of this in vitro study is to evaluate the retention of glass ionomer cement (GIC) on a dentin when treated with AgF and KI. Twenty-two healthy human permanent molars and eight human primary teeth, all free of any decay, were cut to obtain occlusal flat dentinal surfaces and were then treated with AgF for a duration of 60 s. For half of the teeth, a drop of KI was applied for a duration of 30 s. All samples were covered with a plot of GIC and their resistance to shear bond strength was measured. The fracture resistance in both permanent and primary teeth does not show any statistically significant differences whether KI was applied or not. For permanent teeth, the resistance is slightly higher in the group treated with KI than in the group treated with AgF alone. To our knowledge, these data are the first to describe the possible application of KI both on primary and permanent teeth. In any case, further studies are needed to investigate the bond strength between dentin and GIC on a wider range of samples.
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  • 文章类型: Clinical Trial Protocol
    儿童早期龋齿患者的牙科治疗具有挑战性。对于临床医生来说,难以管理孩子并同时提供良好的工作。它有必要拥有最好的设备以及材料。如今,美学在治疗龋齿中起着重要的作用。氧化锆冠是更好的选择,但需要过多的准备。由于Bioflx是新开发的皇冠,并结合了不锈钢和氧化锆的性能。
    评估Bioflex冠与氧化锆和不锈钢冠相比的临床表现以及儿童和父母的满意度。
    在这项具有氧化锆和不锈钢冠的Bioflx冠的比较研究中,将选择3至7岁的儿童,72颗需要牙冠的乳牙将随机分为三组,n=24:第一组:预制不锈钢表冠,对照;第二组:预成型Bioflex冠;第三组:预成型氧化锆冠。将评估冠是否有复发性龋齿,斑块积累,恢复失败,牙龈状况与牙齿磨损相反,临床医生和家长满意度为零,三,六,和12个月。
    Bioflx冠将在氧化锆和不锈钢冠中具有更好的临床以及父母满意度。
    Bioflx牙冠可用作乳牙的替代经济美学全冠状修复体。
    CTRI注册号:CTRI/2023/05/052256;注册日期:2023年5月3日。
    两个;日期:2023年4月22日。
    UNASSIGNED: Pediatric dental treatment is challenging in patients with early childhood caries. For clinician its difficult to manage child and provide good work at the same time. Its necessity to have the best equipments as well as materials. Nowadays, aesthetics play an important role in managing decayed teeth. Zirconia crown is better option but requires excessive preparation. As Bioflx is newly developed crown and has combined stainless steel and zirconia properties.
    UNASSIGNED: To assess the clinical performance and child and parental satisfaction of Bioflex crowns compared to zirconia and stainless steel crowns.
    UNASSIGNED: In this comparative study of Bioflx crowns with zirconia and stainless steel crowns, children aged three to seven years old will be selected, and 72 primary teeth requiring crowns will be randomly distributed into three groups, n = 24: Group I: Preformed stainless steel crown, control; Group II: Preformed Bioflex crown; Group III: Preformed zirconia crown. Crowns will be evaluated for recurrent caries, plaque accumulation, restoration failure, gingival status opposing tooth wear, and clinicians and parental satisfaction at zero, three, six, and 12 months.
    UNASSIGNED: Bioflx crown will have better clinical as well as parental satisfaction among zirconia and stainless steel crowns.
    UNASSIGNED: The Bioflx crown can be used as an alternative economical esthetic full-coronal restoration for primary teeth.
    UNASSIGNED: CTRI registration number: CTRI/2023/05/052256; Date of registration: May 03, 2023.
    UNASSIGNED: Two; Date: April 22, 2023.
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  • 文章类型: English Abstract
    OBJECTIVE: Was to improve the quality of treatment in pediatric outpatient dentistry with the effective use of oral sedation.
    METHODS: The study comprised 60 children aged 3-12 years who were undergoing therapeutic/surgical dental treatment. All children\'s somatic state was assessed as ASAI-II. All children met a number of psychological, anamnestic and procedural criteria. Midazolam and chloropyramine in a dose calculated for the patient\'s body weight were used as components of oral sedation. The estimated sedation depth was Ramsay II-III. The study included an analysis of objective (the time of comfortable treatment, the amount of treated or removed teeth per visit, the possibility of treatment without anesthesia during further visits) and subjective (the possibility of contact with the child during treatment, behavioral reactions at home and on further visits) criteria. Negative behavioral reactions and dental effects were also assessed.
    RESULTS: The treatment features correlated with the age category and gender of the patient. In the older age group of 7-12 years, the amount of comfortable treatment time was higher, the possibility of contact with the child reached 100% (which is twice as much as in the younger one), and also a larger number of patients were treated during further visits without an anesthetic aid. At the same time, in the younger age group of 3-6 years, the volume of treatment per visit was higher, since it takes less time to treat a primary tooth than for a permanent one. Side effects (visual hallucinations, diplopia, hyperactivity, tearfulness and aggressiveness) were more often recorded in the younger age group, but emotional instability was equally manifested in both groups.
    CONCLUSIONS: In order to maximize the effectiveness of using oral sedation as a method, it is necessary to take into account the duration and traumatism of the proposed procedure, the peculiarities of age psychology and the peculiarities of the psychological development of boys and girls.
    UNASSIGNED: Улучшить качество лечения детей в амбулаторной стоматологии путем эффективного применения пероральной седации.
    UNASSIGNED: В исследование вошли 60 детей в возрасте 3—12 лет, которым предстояло терапевтическое/хирургическое стоматологическое вмешательство. Все дети соответствовали по соматическому состоянию ASA I—II и отвечали ряду психологических, анамнестических и процедуральных критериев. В качестве компонентов пероральной седации использовались препараты мидазолам и хлоропирамин в дозе, рассчитанной на массу тела пациента. Предполагаемая глубина седации — Ramsay II—III. Анализировались объективные критерии: время комфортного лечения, объем лечения за один визит, возможность лечения без анестезиологического пособия при дальнейших визитах; а также субъективные: возможность контакта с ребенком в процессе лечения, поведенческие реакции в домашних условиях и на дальнейших визитах. Также оценивались негативные поведенческие реакции и стоматологические эффекты.
    UNASSIGNED: Особенности лечения коррелировали с возрастной категорией и полом пациента. В старшей возрастной категории 7—12 лет была больше величина комфортного времени лечения, возможность контакта с ребенком достигла 100% (что в два раза больше, чем в младшей), а также большее количество пациентов было пролечено при дальнейших визитах без анестезиологического пособия. При этом в младшей возрастной категории 3—6 лет был больше объем лечения за один визит, так как для лечения одного временного зуба необходимо меньше времени, чем для постоянного. Побочные эффекты (зрительные галлюцинации, диплопия, гиперактивность, плаксивость и агрессивность) чаще регистрировались в младшей возрастной категории, однако эмоциональная нестабильность была равно проявлена в обеих группах.
    UNASSIGNED: Для наибольшей эффективности использования пероральной седации необходимо учитывать длительность и травматичность предполагаемой процедуры, особенности возрастной психологии и особенности психологического развития мальчиков и девочек.
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  • 文章类型: Journal Article
    目的:比较两种含酪蛋白磷酸肽无定形磷酸钙(CPP-ACP)(ClinproTMWhite)或磷酸三钙(TCP)(MIVarnishTM)的5%氟化钠(NaF)清漆与常规5%NaF清漆(Duraphat®)在预防高危学龄前儿童早期龋齿(ECC)中的有效性。
    方法:双盲,随机对照试验招募了健康的3-4岁儿童(N=582),这些儿童在获得父母的书面知情同意书后,至少有一个龋齿病变(预凹陷或凹陷).使用计算机生成的随机数表,将儿童分为3组:对照组(n=196):5%NaF清漆(Duraphat®)或两个实验组:5%NaF与TCP(ClinproTMWhite)(n=193)和5%NaF清漆与CPP-ACP(MIVarnishTM)(n=193),在24个月内每季度(每3个月)接受一次应用。
    结果:MIVarnishTM组(n=125)2年以上新龋的发生率为59.2%,ClinproTMWhite组(n=129)为65.1%,Duraphat®组(n=127)为66.1%(p=0.466)。3组的平均空化病灶增量不显著(p=0.714),非空化龋齿病变的平均增量(p=0.223)。三组之间总氟化物清漆应用的分布没有显着差异(p=0.630)。此外,各组儿童接受不同数量氟化物清漆治疗的结果比较无显著差异.
    结论:在高危学龄前儿童中,含钙和磷酸盐的NaF清漆对空化和非空化龋齿病变的疗效与常规NaF清漆相似。
    结论:随机试验提供了一个重要的机会来促进对不同氟化物清漆预防儿童早期龋齿的临床有效性的理解。与氟化钠清漆相比,含有磷酸三钙或酪蛋白磷酸肽无定形磷酸钙的清漆,在高龋齿风险的学龄前儿童中,对儿童早期龋齿的疗效相似。
    OBJECTIVE: To compare the effectiveness of two 5% sodium fluoride (NaF) varnishes containing casein phosphopeptide amorphous calcium phosphate (CPP-ACP) (ClinproTM White) or tricalcium phosphate (TCP) (MI Varnish TM) to the conventional 5% NaF varnish (Duraphat®) in preventing early childhood caries (ECC) in high-risk preschool children.
    METHODS: A double-blinded, randomized controlled trial recruited healthy 3-4-year-old children (N= 582) having at least one carious lesion (pre-cavitated or cavitated) after obtaining written informed consent from parents. Using a computer-generated random-number table, children were assigned to one of the 3 groups: Control group (n= 196): 5% NaF varnish (Duraphat®) or two test groups: 5% NaF with TCP (ClinproTM White) (n= 193) and 5% NaF varnish with CPP-ACP (MI Varnish TM) (n= 193) to receive quarterly (every 3 months) application over 24 months.
    RESULTS: Incidence of new caries over 2 years was 59.2% in MI Varnish TM group (n= 125), 65.1% in the ClinproTM White group (n= 129) and 66.1% in the Duraphat® group (n=127) (p= 0.466). The mean cavitated lesions increment was not significant among the 3 groups (p=0.714), as was the mean increment in non-cavitated carious lesions (p= 0.223). There was no significant difference (p= 0.630) in the distribution of total fluoride varnish applications among the three groups. Also, no significant difference was found in comparison of outcomes among the different number of fluoride varnish applications received by children in each group.
    CONCLUSIONS: Both calcium- and phosphate-containing NaF varnishes showed similar efficacy against cavitated and non-cavitated carious lesions as compared to conventional NaF varnish in high-risk preschool children.
    CONCLUSIONS: Randomized trial provided a crucial opportunity to advance the understanding of the clinical effectiveness of different fluoride varnishes in preventing early childhood caries. Varnishes containing tricalcium phosphate or casein phosphopeptide amorphous calcium phosphate when compared to sodium fluoride varnish, demonstrated a similar efficacy against early childhood caries in high caries-risk preschool children.
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  • 文章类型: Journal Article
    了解儿童的口面特征和生长模式对于正畸和口面异常儿童的研究都至关重要。然而,没有关于这些结构在不同人群中的大小和相对位置的规范数据的简明资源。我们的目标是汇总规范数据,以评估面部平衡且咬合正常的儿童的口面骨骼结构的生长。
    MEDLINE,Embase,搜索了Scopus数据库。纳入标准包括对骨骼组织进行头颅测量的纵向和横断面研究,研究人群≤18岁,面部平衡良好,咬合正常。提取了关键研究参数,知识是综合的。使用10分制进行质量评估。
    最终选择包括12项纵向研究和33项横截面研究,质量从好到优。我们的结果表明,从童年到成年,颅底的长度显着增加,而颅底角保持恒定;上颌骨和下颌骨都向前和向下移动。轮廓随着年龄的增长而变直。
    面部平衡和正常咬合的儿童的生长模式遵循公认的生长理论。
    UNASSIGNED: Understanding the orofacial characteristics and growth patterns in children is essential for both orthodontics and research on children with orofacial abnormalities. However, a concise resource of normative data on the size and relative position of these structures in different populations is not available. Our objective was to aggregate normative data to assess the growth of the orofacial skeletal structures in children with a well-balanced face and normal occlusion.
    UNASSIGNED: The MEDLINE, Embase, and Scopus databases were searched. Inclusion criteria included longitudinal and cross-sectional studies on cephalometric measurement of skeletal tissues and a study population ≤ 18 years with a well-balanced face and normal occlusion. Key study parameters were extracted, and knowledge was synthesized. A quality appraisal was performed using a 10-point scale.
    UNASSIGNED: The final selection comprised of 12 longitudinal and 33 cross-sectional studies, the quality of which ranged from good to excellent. Our results showed that from childhood to adulthood, the length of the cranial base increased significantly while the cranial base angle remained constant; both the maxilla and mandible moved forward and downward. The profile becomes straighter with age.
    UNASSIGNED: Growth patterns in children with a well-balanced face and normal occlusion follow accepted theories of growth.
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  • 文章类型: Journal Article
    这项随机临床试验旨在评估DryShield隔离(DSI)和橡胶坝隔离(RDI)系统使用对生命体征的影响,行为,疼痛和不适,根据改良Mallampati分类法(MMC),不同气道通畅的儿童所需的时间和椅旁时间。
    健康,在至少两个对侧需要裂缝密封剂的合作儿童,完全爆发,包括永久性第一磨牙。由两名经过训练和校准的牙医使用MMC确定气道通畅性。参与者根据他们的MMC评分分为专利气道(I类和II类)和非专利气道(III类和IV类)。牙科手术在治疗期间被录像,和生命体征,包括动脉血氧饱和度,心率,还有血压,每3分钟记录一次。使用先前验证的阿拉伯语访谈问卷和验证的阿拉伯语版本的Wong-Baker面孔疼痛量表评估参与者的主观疼痛和不适。参与者的行为和行为疼痛采用弗兰克尔行为量表和面部,腿,活动,哭泣,和舒适性量表,分别。
    DSI和RDI之间的任何生命体征均无显着差异。在所有参与者中,使用DSI显著减少了主席时间(P<0.001),并且比使用RDI更麻烦(P<0.001)。不管气道通畅。在所有参与者中,DSI与牙科手术过程中明显更好的行为(P=0.002)和更少的行为疼痛(P<0.001)相关。不管气道通畅。
    无论气道是否通畅,DSI在行为方面优于RDI,疼痛,和程序持续时间;然而,DSI的特点是噪音,软组织上的压力,以及诱发呕吐反应的趋势增加。
    UNASSIGNED: This randomized clinical trial aimed to evaluate the impact of DryShield isolation (DSI) and rubber dam isolation (RDI) system usage on vital signs, behavior, pain and discomfort, and chairside time required among children with different airway patencies based on the Modified Mallampati Classification (MMC).
    UNASSIGNED: Healthy, cooperative children who required fissure sealant in at least two contralateral, fully erupted, permanent first molars were included. Airway patency was determined by two trained and calibrated dentists using the MMC. The participants were categorized based on their MMC scores into patent airways (classes I and II) and non-patent airways (classes III and IV). The dental procedure was videotaped during treatment, and vital signs, including arterial oxygen saturation, heart rate, and blood pressure, were recorded every 3 min. The participants\' subjective pain and discomfort were evaluated using a previously validated Arabic interview questionnaire and a validated Arabic version of the Wong-Baker Faces Pain Rating Scale. The participants\' behavior and behavioral pain were evaluated utilizing the Frankl Behavior Scale and the face, legs, activity, cry, and consolability scales, respectively.
    UNASSIGNED: There were no significant differences in any of the vital signs between DSI and RDI. DSI use yielded a significant reduction in chairside time (P < 0.001) and was more bothersome (P < 0.001) than RDI use among all participants, regardless of airway patency. DSI was associated with significantly better behavior during the dental procedure (P = 0.002) and less behavioral pain (P < 0.001) among all participants, regardless of airway patency.
    UNASSIGNED: Irrespective of airway patency, DSI outperformed RDI in terms of behavior, pain, and procedure duration; however, DSI was characterized by noise, pressure on soft tissues, and an increased tendency to induce gag reflexes.
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  • 文章类型: Journal Article
    引言放入不锈钢牙冠作为牙髓后修复体,放入空间保持器作为拔牙后矫治器,以在儿童早期脱落的情况下保持下面牙齿萌出的空间,是儿科牙医在日常生活中最常见的一些做法。保持良好的口腔卫生对更好的牙龈健康很重要。如果没有得到照顾,逐渐破坏牙齿的支撑软组织和硬组织。在过去的几年里进行了大量的研究,但是没有裂口研究比较冠和带。因此,这项研究比较了不锈钢冠和带和环空间保持器之间的牙龈健康。材料和方法这项裂口随机对照试验包括31名年龄在4至9岁之间的儿童,他们的一侧有不锈钢牙冠,而在下颌弓的另一侧有带状和环形空间保持器。进行口开研究是为了最大程度地减少结果偏差,因为口腔卫生习惯因人而异。在基线和六个月时评估使用Loe和SilnessGI的探查(BOP)和牙龈指数(GI)时是否存在出血。数据输入Excel表格(微软公司,雷德蒙德,华盛顿,美国)并在IBMSPSSStatisticsforWindows中进行了分析,版本23(2015年发布;IBMCorp.,Armonk,纽约,美国)。显著性水平固定为5%(α=0.05)。Shapiro-Wilk检验用于评估牙龈健康参数的正常性。参数用平均值来描述,标准偏差,频率和百分比。跨时间线使用弗里德曼测试进行群体内分析。使用Mann-WhitneyU检验在不同时间线上的组间进行组间分析。结果在研究开始时,考虑到辍学,有46名儿童(22名女孩和24名男孩)入学。然而,15名儿童没有参加后续审查,造成后续损失。因此,只有31个孩子,每个都有一个带和环空间维护者和一个不锈钢冠,纳入本研究结果的最终解释。一个月后,在不锈钢冠和不锈钢带之间,BOP和GI均存在显着差异(p<0.05),其中冠显示出比带和环更好的牙龈健康和没有出血。三个月又六个月,两组牙龈健康都得到改善,但两组间无显著差异。Friedman测试表明,不锈钢冠和不锈钢带组在六个月时与基线相比具有显着差异。进行Mann-Whitney测试以分析两组之间基线和六个月时参数的差异。两组之间的基线参数没有显着差异。结论在本研究的局限性内,这项研究得出的结论是,基于BOP和GI的牙龈健康在各组内的时间线上显示出显着差异,即,不锈钢表冠和不锈钢带,但在不同的时间线,各组之间没有显着差异。
    Introduction Putting in stainless steel crowns as a post-endodontic restoration and space maintainers as a post-extraction appliance to maintain the space for the eruption of underlying teeth in case of early loss in children are some of the most commonly practised procedures that pediatric dentists undertake in their day-to-day lives. Maintaining good oral hygiene for better gingival health is important. If it is not taken care of, gradual destruction of supporting soft and hard tissues of the teeth occurs. There were numerous studies conducted over the past few years, but no split-mouth study compares the crowns and bands. Hence, this study compares the gingival health between stainless steel crowns and band and loop space maintainers. Materials and methods This split-mouth randomised controlled trial included 31 children aged between four and nine years who had stainless steel crowns on one side and a band and loop space maintainer on the other side of the mandibular arch. The split-mouth study was carried out to minimise the outcome bias as oral hygiene practices differ from one individual to another. Presence/absence of bleeding on probing (BOP) and the Gingival Index (GI) using the Loe and Silness GI were assessed at baseline and at six months. Data was entered in an Excel sheet (Microsoft Corporation, Redmond, Washington, United States) and analysed in IBM SPSS Statistics for Windows, Version 23, (Released 2015; IBM Corp., Armonk, New York, United States). The significance level was fixed as 5% (α = 0.05). The Shapiro-Wilk test was used to assess the normality of parameters of gingival health. The parameters are described in terms of mean, standard deviation, frequency and percentages. Intragroup analysis was done using Friedman tests across the timelines. Intergroup analysis using Mann-Whitney U tests was done between the groups at different timelines.  Results At the beginning of the study, 46 children (22 girls and 24 boys) were enrolled considering the dropout. However, 15 children did not attend the follow-up review, resulting in a loss to follow-up. Consequently, only 31 children, each with a band and loop space maintainer and a stainless steel crown, were included for the final interpretation of the results in this study. At one month, both BOP and GI were significantly different (p<0.05) between the stainless steel crown and stainless steel band where the crown showed better gingival health and absence of bleeding than the band and loop. At three months and six months, gingival health improved in both groups, but there was no significant difference between the groups. The Friedman test revealed that both the stainless steel crown and stainless steel band groups had a significant difference at six months from baseline. Mann-Whitney tests were done to analyse the difference in parameters at baseline and at six months between both groups. There was no significant difference in the baseline in the parameters between the groups. Conclusion Within the limitations of the study, this study concludes that the gingival health based on BOP and GI shows a significant difference across the timeline within the groups, namely, stainless steel crown and stainless steel band, but no significant difference between the groups at various timelines.
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  • 文章类型: Journal Article
    儿科牙科在确保儿童和青少年的口腔健康和福祉方面发挥着关键作用。寻求安全的有效牙科材料,生物相容性并且能够促进自然再矿化已经导致生物硅酸盐水泥的出现,作为该领域的一个有希望的进展。生物硅酸盐水泥是由无定形二氧化硅组成的生物活性材料,氧化钙,五氧化二磷,和其他微量元素。生物硅酸盐水泥的生物活性允许它们与活组织相互作用,促进再矿化和刺激羟基磷灰石的形成,牙齿和骨骼的重要组成部分。它们释放必需离子的能力,如钙,磷酸盐,和氟化物,支持自然愈合过程,有助于保持纸浆活力并降低继发性龋齿的风险。生物硅酸盐水泥在儿科牙科领域提供多功能性,发现应用间接盖浆,间接盖浆,和小型修复。在合作有限的情况下治疗年轻患者时,它们的快速设置时间证明是有利的。此外,氟化物的持续释放有助于预防龋齿,并增强儿童的长期口腔健康。虽然生物硅酸盐水泥在儿科牙科中的优势是有希望的,本手稿还讨论了与它们的使用相关的局限性和挑战.与传统材料相比,一些生物硅酸盐水泥可能具有不同的处理特性,临床技术需要适应。此外,这些材料在儿科患者中表现的长期临床数据仍然有限,需要进一步的研究来确定它们的功效和寿命。该手稿探讨了生物硅酸盐水泥在儿科牙科中的潜力。
    Pediatric dentistry plays a critical role in ensuring the oral health and well-being of children and adolescents. The quest for effective dental materials that are safe, biocompatible, and capable of promoting natural remineralization has led to the emergence of biosilicate cements as a promising advancement in this field. Biosilicate cements are bioactive materials composed of amorphous silica, calcium oxide, phosphorus pentoxide, and other trace elements. The bioactivity of biosilicate cements allows them to interact with living tissues, promoting remineralization and stimulating the formation of hydroxyapatite, a vital component of teeth and bones. Their ability to release essential ions, such as calcium, phosphate, and fluoride, supports the natural healing processes, aiding in the preservation of pulp vitality and reducing the risk of secondary caries. Biosilicate cements offer versatility in pediatric dentistry, finding application indirect pulp capping, indirect pulp capping, and small-sized restorations. Their rapid setting time proves advantageous when treating young patients with limited cooperation. Furthermore, the continuous release of fluoride contributes to caries prevention and enhances the long-term oral health of children. While the advantages of biosilicate cements in pediatric dentistry are promising, this manuscript also discusses the limitations and challenges associated with their use. Some biosilicate cements may have different handling characteristics compared to traditional materials, necessitating adaptations in clinical techniques. In addition, long-term clinical data on the performance of these materials in pediatric patients are still limited, requiring further research to establish their efficacy and longevity. This manuscript explores the potential of biosilicate cements in pediatric dentistry.
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