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The effect of pain intensity levels and clinical symptoms on the treatment preferences of patients with endodontically involved teeth: A preliminary cross-sectional study. 疼痛强度水平和临床症状对根管受累牙齿患者治疗偏好的影响:一项初步横断面研究。
IF 1
European Oral Research Pub Date : 2020-09-01 DOI: 10.26650/eor.20200043
Tan Firat Eyuboglu, Fulya Ilcin Gonenc
{"title":"The effect of pain intensity levels and clinical symptoms on the treatment preferences of patients with endodontically involved teeth: A preliminary cross-sectional study.","authors":"Tan Firat Eyuboglu,&nbsp;Fulya Ilcin Gonenc","doi":"10.26650/eor.20200043","DOIUrl":"https://doi.org/10.26650/eor.20200043","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to evaluate the effect of pain intensity levels and clinical symptoms on the treatment preferences of patients with endodontically involved teeth in a local Turkish population.</p><p><strong>Subjects and methods: </strong>A total of 30 patients with symptomatic teeth requiring non-surgical root canal treatment were included in the study. The patients' demographic (age, gender, and education level) and diagnostic data (tooth type, pain intensity, response to percussion and palpation, presence of referred pain, and diagnosis) were analyzed. Data on the patients' explicit preferences (requested treatment, whether they are willing to accept a proposed extraction, choice of treatment if an anterior tooth was involved, and choice of treatment if the pain was not severe) as well as previous root canal treatment experiences were also analyzed. Pain intensity levels were evaluated using the Visual Analog Scale.</p><p><strong>Results: </strong>Pain intensity levels had a significant effect on the treatment requested by the patient (p=0.001). Among the patients who requested extraction upon referral to the clinic, the rate of those who reported that they would not accept extraction if the pain was located in an anterior tooth was significantly lower than that of patients stating that they would refuse (p=0.039). The presence of referred pain also had a significant effect on the requested treatment (p=0.001).</p><p><strong>Conclusion: </strong>The intensity of pain and the presence of referred pain influence patients' treatment preferences.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 3","pages":"142-147"},"PeriodicalIF":1.0,"publicationDate":"2020-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/74/7c/eor-054-142.PMC7837708.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"25333671","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The effect of the Er: YAG laser on the clinical success of hydrophilic fissure sealant: a randomized clinical trial. Er: YAG激光对亲水性裂隙密封胶临床成功的影响:一项随机临床试验。
IF 1
European Oral Research Pub Date : 2020-09-01 DOI: 10.26650/eor.20200029
Hulya Yilmaz, Sultan Keles
{"title":"The effect of the Er: YAG laser on the clinical success of hydrophilic fissure sealant: a randomized clinical trial.","authors":"Hulya Yilmaz,&nbsp;Sultan Keles","doi":"10.26650/eor.20200029","DOIUrl":"https://doi.org/10.26650/eor.20200029","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of this study was to assess the effect of the Er:YAG laser on the clinical success of a hydrophilic fissure sealant over 12 months.</p><p><strong>Subject and methods: </strong>This study was conducted on 132 permanent first molars from 44 (19 girls and 25 boys) patients aged 7-11 years. The teeth were divided into three groups. The first group (Group A-control) of teeth were etched with phosphoric acid, the second group of teeth (Group L) were etched with an Er:YAG laser, and the third group of teeth (Group A+L) were etched with both the Er:YAG laser and phosphoric acid. Clinical evaluations were performed at baseline and at 3-, 6-, 9- and 12-month follow-up visits. The data were analyzed with Pearson chi-square tests, Cochran Q tests and Kaplan-Meier analysis.</p><p><strong>Results: </strong>At the end of the 12 months, total retention rates were 72.7%, 59.1%, and 65.9% in the acid group, the laser group and the laser and acid group, respectively. Although there was no statistically significant difference between group retention rates (p>0.05), the lowest retention rate was found in the laser group at the end of the 12-month follow-up period. No new caries were observed in any group during the study period.</p><p><strong>Conclusion: </strong>Etching with the Er:YAG laser, phosphoric acid or a combination of both methods provided similar results for the clinical success of hydrophilic based fissure sealant.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 3","pages":"148-153"},"PeriodicalIF":1.0,"publicationDate":"2020-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/f1/44/eor-054-148.PMC7837707.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"25333672","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
The level of two trace elements in carious, non-carious, primary, and permanent teeth. 龋齿、非龋齿、乳牙和恒牙中两种微量元素的含量。
IF 1
European Oral Research Pub Date : 2020-05-01 DOI: 10.26650/eor.20200072
Ruya Kuru, Gulsah Balan, Sahin Yilmaz, Pakize Neslihan Taslı, Serap Akyuz, Aysen Yarat, Fikrettin Sahin
{"title":"The level of two trace elements in carious, non-carious, primary, and permanent teeth.","authors":"Ruya Kuru,&nbsp;Gulsah Balan,&nbsp;Sahin Yilmaz,&nbsp;Pakize Neslihan Taslı,&nbsp;Serap Akyuz,&nbsp;Aysen Yarat,&nbsp;Fikrettin Sahin","doi":"10.26650/eor.20200072","DOIUrl":"https://doi.org/10.26650/eor.20200072","url":null,"abstract":"<p><strong>Purpose: </strong>The boron and fluoride mainly accumulate in the bones and teeth of the human body. The purpose of this study is to determine boron or fluoride levels in the whole tooth, to evaluate the correlation between their levels and to compare these levels in primary/permanent, carious, and non-carious groups.</p><p><strong>Materials and methods: </strong>The boron and fluoride levels of thirty-six teeth, separated such as primary carious (n=9) and non-carious (n=9), permanent carious (n=9) and non-carious (n=9), were determined by ICP-MS and ion-selective electrode, respectively.</p><p><strong>Results: </strong>While boron levels were between 0.001 and 5.88 ppm, the fluoride levels were between 21.24 and 449.22 ppm. The boron level of non-carious teeth was higher than those of carious teeth in primary and permanent tooth groups. However, this difference was not statistically significant (p>0.05). The fluoride level of non-carious teeth was higher than those of carious teeth in primary (p=0.062) and permanent teeth groups (p=0.046). Negative correlation, found between boron and fluoride in all groups, was significant only in non-carious teeth group (r=-0.488, p=0.040).</p><p><strong>Conclusion: </strong>The results of our study proved the importance of fluoride as a protective factor for dental caries once more. The boron levels in non-carious teeth were also higher than carious teeth. However, it was not significant. Moreover, there was negative correlation between teeth boron and fluoride levels. Therefore, it is necessary to conduct more detailed studies on the tooth boron level and its relation with caries formation and with fluoride levels.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 2","pages":"77-80"},"PeriodicalIF":1.0,"publicationDate":"2020-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/0e/c1/eor-054-077.PMC7787518.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38776952","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Effects of surface coating on the flexural strength of fluoridereleasing restorative materials after water aging for one year. 表面涂层对水老化一年后脱氟修复材料抗弯强度的影响。
IF 1
European Oral Research Pub Date : 2020-05-01 DOI: 10.26650/eor.20200042
Muhittin Ugurlu
{"title":"Effects of surface coating on the flexural strength of fluoridereleasing restorative materials after water aging for one year.","authors":"Muhittin Ugurlu","doi":"10.26650/eor.20200042","DOIUrl":"https://doi.org/10.26650/eor.20200042","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the effects of surface coating and one-year water storage on the flexural strength of fluoride-releasing restorative materials.</p><p><strong>Materials and methods: </strong>Forty specimens were prepared from each material; GCP Glass Fill (GCP), Amalgomer CR (AHL), Zirconomer (Shofu), Fuji IX GP Capsule (GC), Beautifil II (Shofu), Estelite Σ Quick (Tokuyama) and reliaFIL LC (AHL). The specimens were randomly divided into two groups; surface coated with G-Coat Plus (GC) and uncoated. Each group was subdivided into two groups stored in distilled water at 37◦C for 24 h and 1 year before testing (n=10). The flexural strength was evaluated using three-point bending test according to the ISO 4049:2009 standard using a universal testing machine. After flexural strength test, a cross-section of the coated specimens was evaluated with scanning electron microscopy (SEM).</p><p><strong>Results: </strong>A significant increase was observed on the flexural strength of Amalgomer CR, Zirconomer and Fuji IX GP after 24 h when G-Coat Plus was applied (p<0.05). This significant increase was observed on the flexural strength of only Amalgomer CR and Zirconomer after 1 year (p<0.05). The highest flexural strength was obtained with Beautifil II, Estelite Σ Quick and reliaFIL LC after 24 h and 1 year (p<0.05). After 1 year, there was decrease on the flexural strength of the other materials except Beautifil II, Estelite Σ Quick and reliaFIL LC.</p><p><strong>Conclusion: </strong>The resin coating improved the flexural strength of some glass ionomer-based materials but the water aging decreased the same physical properties.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 2","pages":"62-68"},"PeriodicalIF":1.0,"publicationDate":"2020-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/58/9b/eor-054-062.PMC7787517.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38776950","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Bolton's analysis using a photogrammetric method on occlusal photographs. 博尔顿用摄影测量法对咬合照片的分析。
IF 1
European Oral Research Pub Date : 2020-05-01 DOI: 10.26650/eor.20200005
Ashwin Prakash, Prasad Chitra
{"title":"Bolton's analysis using a photogrammetric method on occlusal photographs.","authors":"Ashwin Prakash,&nbsp;Prasad Chitra","doi":"10.26650/eor.20200005","DOIUrl":"https://doi.org/10.26650/eor.20200005","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of the study is to present a photogrammetric technique using standardized occlusal photographs to perform Bolton's analysis and assess reliability of this new method with plaster study casts.</p><p><strong>Materials and methods: </strong>The study was conducted on 16 subjects (8 males, 8 females), aged 18-25 years. Standardized occlusal photographs and plaster study casts were obtained. The occlusal photographs were calibrated in Nemoceph® software. Mesio-distal dimensions of all teeth up to first molars were calculated and Bolton's analysis was performed. Similarly, a digital calliper with 0.1 mm sensitivity was used to measure mesio-distal dimensions of all teeth on plaster study casts to perform Bolton's analysis. 28 parameters were measured on study models and corresponding occlusal photographs. Paired t test and intraclass correlation tests were carried out to test validity and reliability of the photogrammetric method. An intraclass correlation test was calculated for 4 derived parameters to test reliability of Bolton's analysis measurements obtained from occlusal photographs as compared to study models.</p><p><strong>Results: </strong>All 28 parameters showed a statistically significant and excellent correlation (r>.80) in the Intra Class Correlation test. 4 variables used to calculate Bolton's analysis showed statistically significant correlation (r>.96) in the intraclass correlation test.</p><p><strong>Conclusion: </strong>Photogrammetry is a reliable tool to measure mesio-distal tooth size. Bolton's analysis from standardized occlusal photographs using the described photogrammetric technique can be used as an effective clinical tool.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 2","pages":"55-61"},"PeriodicalIF":1.0,"publicationDate":"2020-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/0b/18/eor-054-055.PMC7787516.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38776949","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The dilemma of COVID-19 in dental practice concerning the role of saliva in transmission: a brief review of current evidence. COVID-19在牙科实践中关于唾液传播作用的困境:对现有证据的简要回顾。
IF 1
European Oral Research Pub Date : 2020-05-01 DOI: 10.26650/eor.20200050
Shahram Hamedani, Nima Farshidfar, Ava Ziaei, Hamidreza Pakravan
{"title":"The dilemma of COVID-19 in dental practice concerning the role of saliva in transmission: a brief review of current evidence.","authors":"Shahram Hamedani, Nima Farshidfar, Ava Ziaei, Hamidreza Pakravan","doi":"10.26650/eor.20200050","DOIUrl":"10.26650/eor.20200050","url":null,"abstract":"<p><p>From December 12, 2019, a pandemic of acute respiratory syndrome, the novel human coronavirus disease (COVID-19), caused by a novel β-coronavirus (2019- nCoV) began to grow globally by person-to-person transmission. The production of airborne material during aerosol generating dental procedures would expose dental team and patients to remarkable risk of transmission concerning the faceto- face communication and splattered saliva, blood, and other body fluids. Dental professionals can be a substantial help in preventing the transmission of COVID-19. This study has reviewed relevant current evidences in literature that has addressed the role of saliva and the threats that may be inherent in transmission of the disease during dental procedures. The study also offers feasible proactive and preventive measures for dental practice during the outbreak to block possible person-toperson or indirect transmission in dental settings.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 2","pages":"92-100"},"PeriodicalIF":1.0,"publicationDate":"2020-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/99/56/eor-054-092.PMC7787515.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38842334","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Knowledge, attitude and practice of dentists in Coronavirus disease 2019 pandemic in Turkey. 土耳其2019冠状病毒病大流行中牙医的知识、态度和实践
IF 1
European Oral Research Pub Date : 2020-05-01 DOI: 10.26650/eor.20200049
Berkay Tokuc, Fatih Mehmet Coskunses
{"title":"Knowledge, attitude and practice of dentists in Coronavirus disease 2019 pandemic in Turkey.","authors":"Berkay Tokuc, Fatih Mehmet Coskunses","doi":"10.26650/eor.20200049","DOIUrl":"10.26650/eor.20200049","url":null,"abstract":"<p><strong>Purpose: </strong>The aim was to assess the knowledge, attitudes and anxiety of the dentists in relation to COVID-19.</p><p><strong>Materials and methods: </strong>This cross-sectional survey was conducted amongst 590 dentists employed in Turkey from March to April 2020. The electronic survey consisted of 22 questions related to demographic profile, knowledge, clinical practice and anxiety level of the participants towards dental management of COVID-19. The survey was sent to participants by email and mobile phone messages to be filled electronically.</p><p><strong>Results: </strong>Majority of respondents pointed to aerosol (98.5%), saliva (90.6%) and mucosal contact (71.4%) as the transmission routes of COVID-19. Amongst all clinical symptoms of the disease questioned, fever (99.8%), dry cough (99.1%), fatigue (90.0%) were associated with COVID-19 by vast majority of population. 96.4% of respondents agreed the usage of gloves as personal protective equipment and it was followed by face shield (88.1%), disposable gown (83.4%), protective goggles (73.9%). Increased usage of FFP2/N95 (33.9%) and FFP3/N99 (10.9%) respirators, contrary to reduction of surgical mask usage (50.7%), were observed in aerosolgenerating procedures comparing to dental procedures without producing aerosol and these differences were highly significant (p<0.001, p=0.004, p<0.001). The mean anxiety level of respondents was 3.35 ± 1.18 (ranging from 0 to 5).</p><p><strong>Conclusion: </strong>These results demonstrated an adequate knowledge, especially in clinical symptoms of COVID-19 amongst dentists. However, the respirator usage rate in aerosol-generating procedures was not satisfactory which suggesting to necessity of dentists' education about pandemic.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 2","pages":"86-91"},"PeriodicalIF":1.0,"publicationDate":"2020-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/20/57/eor-054-086.PMC7787513.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38842333","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Use of a new skin colour measurement method for the investigation of relationship between skin and tooth colour. 用一种新的皮肤颜色测量方法研究皮肤与牙齿颜色的关系。
IF 1
European Oral Research Pub Date : 2020-05-01 DOI: 10.26650/eor.20200090
Nurullah Turker, Ulviye Sebnem Buyukkaplan, Isin Kurkcuoglu, Burak Yilmaz
{"title":"Use of a new skin colour measurement method for the investigation of relationship between skin and tooth colour.","authors":"Nurullah Turker,&nbsp;Ulviye Sebnem Buyukkaplan,&nbsp;Isin Kurkcuoglu,&nbsp;Burak Yilmaz","doi":"10.26650/eor.20200090","DOIUrl":"https://doi.org/10.26650/eor.20200090","url":null,"abstract":"<p><strong>Purpose: </strong>There is conflicting information about the relationship between tooth color and skin color in the literature. The aim of the present study was evaluation of the correlation between L, a, b values of skin and tooth shade using a new skin color measurement method.</p><p><strong>Materials and methods: </strong>CIELab values of teeth were obtained through measurements from the middle third of the labial surfaces on central incisors of individuals using a clinical spectrophotometer. CIELab values of the skin were measured through facial images using a software which was manufactured for present study. A statistical analysis program (SAS 9.4) was used for the analysis of the data. Kolmogorov-Smirnow test, t-test, and multivariate regression analysis were used to evaluate the data (α=0.05).</p><p><strong>Results: </strong>Correlations between variables revealed that while the lowest and statistically insignificant correlations were observed with a* values of the skin, significant correlations did not exceed moderate level (p < .05). When considering regression analysis results, b* values of the skin had a statistically significant effect in describing b* values of the tooth, while L* and a* values of the skin were observed to be insufficient in describing L* and a* values of the teeth.</p><p><strong>Conclusion: </strong>Results of this study suggest that different significant correlations were observed between the skin and tooth color for different L*, a*, and b parameters (p <0.05 and p <0.01). The results indicated that skin color can be used for tooth color selection in case of loss of natural teeth or when discoloration is present on existing teeth.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 2","pages":"81-85"},"PeriodicalIF":1.0,"publicationDate":"2020-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/22/ad/eor-054-081.PMC7787519.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38776953","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Influence of exposure to phosphoric and polyacrylic acids on selected microscopic and physical/chemical properties of calcium hydroxide cements. 暴露于磷酸和聚丙烯酸对氢氧化钙水泥显微和物理/化学性能的影响
IF 1
European Oral Research Pub Date : 2020-05-01 DOI: 10.26650/eor.20200057
Isabela Dantas Torres Araújo, Renato Barbosa Soares, Camila Pessoa Lopes, Isana Álvares Ferreira, Boniek Castillo Dutra Borges
{"title":"Influence of exposure to phosphoric and polyacrylic acids on selected microscopic and physical/chemical properties of calcium hydroxide cements.","authors":"Isabela Dantas Torres Araújo,&nbsp;Renato Barbosa Soares,&nbsp;Camila Pessoa Lopes,&nbsp;Isana Álvares Ferreira,&nbsp;Boniek Castillo Dutra Borges","doi":"10.26650/eor.20200057","DOIUrl":"https://doi.org/10.26650/eor.20200057","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to evaluate if the contact of calcium hydroxide cements with polyacrylic and phosphoric acids would alter selected microscopic and physical and chemical properties.</p><p><strong>Materials and methods: </strong>Chemically activated (Hydro C and Dycal Advanced Formula II) and resin-modified photoactivated (Ultra-blend Plus) calcium hydroxide cements were examined after exposure to the following different strategies: contact with no substance (control group); rinsing with water and drying; contact with polyacrylic acid, rinsing with water, and drying; and contact with phosphoric acid, rinsing with water, and drying. Surface morphology, determined by scanning electron microscopy (SEM), water sorption and solubility, and the release of hydroxyl ions were evaluated.</p><p><strong>Results: </strong>SEM showed a greater impact of the conditioning acids on the surface of the chemically activated cements. Ultra-blend Plus obtained the highest value of sorption (516.8 μg/mm3) and solubility (381.1 μg/mm3) and Hydro C had the lowest values 251.9 μg/mm3 and 206.3 μg/mm3 respectively. Considering the release of hydroxyl ions in comparison with time, Hydro C and Ultra-blend Plus presented significant statistical difference for polyacrylic and phosphoric acid subgroups.</p><p><strong>Conclusion: </strong>Hydro C and Dycal presented intensification of surface irregularities after contact with conditioning acids. The chemically activated materials suffered a decrease in sorption and solubility. The action of the conditioning acids promotes greater increase of the release of hydroxyl ions for Hydro C and Dycal.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 2","pages":"69-76"},"PeriodicalIF":1.0,"publicationDate":"2020-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/57/de/eor-054-069.PMC7787514.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38776951","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Managing emerging challenges of Coronavirus disease 2019 (COVID-19) in dentistry. 应对 2019 年牙科冠状病毒疾病(COVID-19)带来的新挑战。
IF 1
European Oral Research Pub Date : 2020-05-01 DOI: 10.26650/eor.20200056
Gulsum Ak, Aysem Y Gunay, Ryan C Olley, Nazmiye Sen
{"title":"Managing emerging challenges of Coronavirus disease 2019 (COVID-19) in dentistry.","authors":"Gulsum Ak, Aysem Y Gunay, Ryan C Olley, Nazmiye Sen","doi":"10.26650/eor.20200056","DOIUrl":"10.26650/eor.20200056","url":null,"abstract":"<p><p>Dental centers have been referred to as a hub or reservoir for infection, where healthcare professionals and other staff, patients and the public together may potentially spread pathogenic microorganisms. This may occur via saliva, skin or indirectly through air, water, and contaminated surfaces or instruments. Everyone should therefore be considered as potential sources of infection. During a pandemic, limiting unnecessary care has been adopted as a clinical measure for some patient's, to reduce the risk of cross-infection in the short term. However, in order to enable continuation of necessary and qualified care, dental processes need to follow specific infection control strategies in order to prevent transmission of emerging pandemic risks following COVID-19. In this article, we develop a tool with practical recommendations to mitigate infection risks before, during and following pandemics to enable ongoing dental care provision in primary and secondary care based on national and global recommendations.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"54 2","pages":"101-107"},"PeriodicalIF":1.0,"publicationDate":"2020-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/98/ee/eor-054-101.PMC7787520.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38842335","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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