Journal of oral science最新文献

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Effects of maxillofacial prosthetic treatment on oral health-related quality of life and masticatory ability of patients with head and neck tumors. 颌面假体治疗对头颈部肿瘤患者口腔健康相关生活质量及咀嚼能力的影响
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 Epub Date: 2023-11-30 DOI: 10.2334/josnusd.23-0162
Takahiro Chiba, Kuniyuki Izumita, Shigeto Koyama, Naoko Sato, Ryo Tagaino, Takanori Hatakeyama, Keiichi Sasaki
{"title":"Effects of maxillofacial prosthetic treatment on oral health-related quality of life and masticatory ability of patients with head and neck tumors.","authors":"Takahiro Chiba, Kuniyuki Izumita, Shigeto Koyama, Naoko Sato, Ryo Tagaino, Takanori Hatakeyama, Keiichi Sasaki","doi":"10.2334/josnusd.23-0162","DOIUrl":"10.2334/josnusd.23-0162","url":null,"abstract":"<p><strong>Purpose: </strong>Using multivariate analysis, this study investigated the effectiveness of maxillofacial prosthetic treatment in relation to oral health-related quality of life (OHR-QoL), masticatory ability (food intake status score and gum-jelly test score) and related factors in patients who had undergone surgery for head and neck tumors.</p><p><strong>Methods: </strong>The study cohort comprised 112 patients who underwent surgical resection and prosthetic treatment among 224 patients with head and neck tumors seen at the Maxillofacial Prosthetics Clinic of Tohoku University Hospital in a 2-year period. Correlations between OHR-QoL, food intake status score, and gum-jelly test score (criterion variables), and age, sex, maxillary defect, tongue/soft tissue defect, reconstructive surgery, and chemoradiotherapy (explanatory variables) were investigated, and the data were examined statistically.</p><p><strong>Results: </strong>Maxillary defect, tongue and soft palate tissue defect, and chemoradiotherapy were identified as factors that hindered the effectiveness of maxillofacial prosthetic treatment for improvement of the OHR-QoL, food intake status score, and gum-jelly test score. On the other hand, reconstructive surgery was a factor that facilitated the improvement of OHR-QoL and masticatory ability with maxillofacial prosthetic treatment.</p><p><strong>Conclusion: </strong>The factors identified to be related to the success or failure of maxillofacial prosthetic treatment suggest the importance of combining prosthetic intervention with surgical reconstruction.</p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138460551","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An observational study of oral functions in patients aged from 20 to 49 years 对 20 至 49 岁患者口腔功能的观察研究
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 DOI: 10.2334/josnusd.23-0311
Kazuhiko Yoshioka, Yoichiro Ogino, Masahiro Kawasaki, Yasunori Ayukawa
{"title":"An observational study of oral functions in patients aged from 20 to 49 years","authors":"Kazuhiko Yoshioka, Yoichiro Ogino, Masahiro Kawasaki, Yasunori Ayukawa","doi":"10.2334/josnusd.23-0311","DOIUrl":"https://doi.org/10.2334/josnusd.23-0311","url":null,"abstract":"</p><p><b>Purpose:</b> The purpose of this study was to analyze oral functions (MOF: maximum occlusal force; MTP: maximum tongue pressure; and MF: masticatory function) in Eichner A subjects aged from 20 to 49 years.</p><p><b>Methods:</b> The data of three oral functions in Eichner A patients aged from 20 to 49 years were extracted. The mean values, subjects with lower values than the thresholds, and the differences among ages, and between sexes were investigated retrospectively.</p><p><b>Results:</b> Although the mean values of these oral functions in 183 subjects were higher than the thresholds, the numbers of the subjects with lower values than the thresholds were 30 in MTP, 19 in MOF, and only three in MF. No significant effects of ages on all oral functions were identified and all functions in males were significantly higher than those in females. The subjects whose two functions were lower than the thresholds were nine females, eight of whom were associated with malalignment.</p><p><b>Conclusion:</b> Although the mean values of oral functions were higher than the thresholds, some patients showed lower values, especially in MOF and MTP, even though they were unaware of any inconvenience. Patients with malalignment might be associated with declined oral functions.</p>\u0000<p></p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139476205","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of definite awake bruxism using a portable electromyography device 使用便携式肌电图仪分析明确的清醒磨牙症
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 DOI: 10.2334/josnusd.23-0362
Kazuhiro Yoshida, Takashi Iida, Yuki Ishii, Osamu Komiyama
{"title":"Analysis of definite awake bruxism using a portable electromyography device","authors":"Kazuhiro Yoshida, Takashi Iida, Yuki Ishii, Osamu Komiyama","doi":"10.2334/josnusd.23-0362","DOIUrl":"https://doi.org/10.2334/josnusd.23-0362","url":null,"abstract":"</p><p><b>Purpose:</b> This study aimed to compare awake bruxism events between subjective and objective evaluations using a questionnaire survey and a modified portable electromyography (EMG) device, and to examine correlations between sleep quality and awake bruxism.</p><p><b>Methods:</b> The Epworth Sleepiness Scale (ESS), Pittsburgh Sleep Quality Index (PSQI), and awareness of awake bruxism as clarified via interviews were conducted on 34 participants as subjective evaluations. The EMG device was used to record left temporal muscle activity for 6.5 h (from 09:00 to 15:30) and the number of awake bruxism episodes per hour. The participants were then classified into “bruxer” and “non-bruxer” groups based on the number of awake bruxism episodes.</p><p><b>Results:</b> The mean number of awake bruxism episodes per hour was 33.6 ± 21.4, and 23% of the participants who reported having no awareness of awake bruxism in the interviews were defined as “bruxers” in the objective evaluations. In the bruxer group, positive correlations were found between the number of awake bruxism episodes and both ESS and PSQI scores.</p><p><b>Conclusion:</b> These findings suggest that objective measurements using a portable EMG device can increase the diagnostic accuracy for awake bruxism, and that sleep quality is a major risk factor for awake bruxism.</p>\u0000<p></p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139476319","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Age differences in pain sensitivity and effect of topical lidocaine on the tongue in healthy female subjects. 健康女性疼痛敏感性的年龄差异及外用利多卡因对舌部的影响。
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 Epub Date: 2023-11-15 DOI: 10.2334/josnusd.23-0167
Ichiro Okayasu, Mizuki Tachi, Takao Ayuse, Hiroyuki Wake, Osamu Komiyama, Antoon De Laat
{"title":"Age differences in pain sensitivity and effect of topical lidocaine on the tongue in healthy female subjects.","authors":"Ichiro Okayasu, Mizuki Tachi, Takao Ayuse, Hiroyuki Wake, Osamu Komiyama, Antoon De Laat","doi":"10.2334/josnusd.23-0167","DOIUrl":"10.2334/josnusd.23-0167","url":null,"abstract":"<p><strong>Purpose: </strong>To assess the sensitivity and the effect of topical lidocaine on the tongue by quantitative sensory testing, comparing healthy middle-aged female subjects with healthy young female subjects.</p><p><strong>Methods: </strong>Sixteen healthy female subjects including eight in their fifties and eight in their twenties participated. They participated in two sessions at a 2-week interval in randomized order: lidocaine (experimental session) or placebo gel (placebo session) was applied on the tongue tip for 5min. The following parameters were taken on the tongue tip before and after application of the gel in each session: tactile detection threshold (TDT), filament-prick pain detection threshold (FPT), and numerical rating scale (NRS).</p><p><strong>Results: </strong>An increase of both TDT and FPT and a decrease of NRS were found after lidocaine application in both middle-aged and young female subjects. In the elder females, an increase of TDT, FPT, and NRS was also found after placebo gel application. However, the changes were not statistically significant, except for FPT in middle-aged subjects.</p><p><strong>Conclusion: </strong>The reactions found after lidocaine application in middle-aged female subjects could be due to habituation as well as to the post-application effect of placebo gel. Placebo-induced changes appeared more pronounced in the elder females.</p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134649222","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Monomer release, cell adhesion, and cell viability of indirect restorative materials manufactured with additive, subtractive, and conventional methods. 通过添加、消减和常规方法制造的间接修复材料的单体释放、细胞粘附和细胞活力。
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 Epub Date: 2023-10-22 DOI: 10.2334/josnusd.23-0238
Zehra Süsgün Yıldırım, Sevde Gül Batmaz
{"title":"Monomer release, cell adhesion, and cell viability of indirect restorative materials manufactured with additive, subtractive, and conventional methods.","authors":"Zehra Süsgün Yıldırım, Sevde Gül Batmaz","doi":"10.2334/josnusd.23-0238","DOIUrl":"10.2334/josnusd.23-0238","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of this study was to measure residual monomer, cell adhesion, and cell viability of 3-dimensional printable permanent resin (PR), hybrid ceramic block (HCB), and indirect composite (IC) produced with additive, subtractive, and conventional techniques.</p><p><strong>Methods: </strong>Five 8 × 8 × 2 mm<sup>3</sup> samples of each material were prepared for each experiment. In a 24-h period, monomer release was analyzed with high-performance liquid chromatography, and cell viability and adhesion were evaluated with the water-soluble tetrazolium salt test. Data were analyzed with IBM SPSS Statistics 26.0 statistical software, and results were regarded as significant at α = 0.05.</p><p><strong>Results: </strong>Monomer release (triethylene glycol dimethacrylate, urethane dimethacrylate, and Bisphenol A glycerolate dimethacrylate) was significantly higher in the IC group. Mean cell viability was significantly lower in the HCB group than in the IC group.</p><p><strong>Conclusion: </strong>All monomers in the tested materials were released at rates that were below clinical significance. Cell adhesion rates in the groups were similar. Cytotoxic response was classified as minor in the HCB and PR groups and non-cytotoxic in the IC group.</p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49691009","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Efficacy of antiseptics for rubber dam sterilization prior to endodontic treatment. 根管治疗前橡胶坝灭菌防腐剂的效果。
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 Epub Date: 2023-10-19 DOI: 10.2334/josnusd.23-0136
Phanu Jakkrawanpithak, Wifada Powattanasuk, Natthapatt Sooppapipatt, Matsayapan Pudla, Natchalee Srimaneekarn, Naiyana Buranachad, Suraphong Yuma, Sirirak Supa-Amornkul
{"title":"Efficacy of antiseptics for rubber dam sterilization prior to endodontic treatment.","authors":"Phanu Jakkrawanpithak, Wifada Powattanasuk, Natthapatt Sooppapipatt, Matsayapan Pudla, Natchalee Srimaneekarn, Naiyana Buranachad, Suraphong Yuma, Sirirak Supa-Amornkul","doi":"10.2334/josnusd.23-0136","DOIUrl":"10.2334/josnusd.23-0136","url":null,"abstract":"<p><strong>Purpose: </strong>This study investigated the efficacy of various antiseptics for disinfection of rubber dams used during endodontic treatment, the duration of disinfection effectiveness, and the disinfection protocol employed by dental schools in Thailand.</p><p><strong>Methods: </strong>The efficacy of 10% povidone-iodine, 1.5% tincture iodine and 70% ethyl alcohol in eliminating Enterococcus faecalis (E. faecalis) and Candida albicans (C. albicans) on the rubber dam was investigated. Time duration of disinfection was evaluated at 0, 30, 60, and 120 min. The two-step disinfection method adopted at Thai dental school was examined. Independent t-test or Kruskal-Wallis followed by a Dunnett's test was used for statistical analysis.</p><p><strong>Results: </strong>Among the three antiseptics, 10% povidone and 1.5% tincture iodine eradicated the microorganisms completely, whereas 70% ethyl alcohol did not achieve a statistically significant decrease. The duration of sterilization effectiveness was 120 min for 10% povidone-iodine, but bacteria were eliminated only at 0 min by 1.5% tincture iodine. The results also indicated that the two-step protocol scarcely eliminated the microorganisms.</p><p><strong>Conclusion: </strong>The best antiseptic for rubber dam disinfection is 10% povidone-iodine, which remains effective for 120 min. The two-step protocol typically practiced in Thai dental schools needs to be updated. The use of 10% povidone-iodine alone is adequate for complete eradication of E. faecalis and C. albicans.</p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49678571","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sixth cranial nerve palsy and trigeminal neuropathic pain due to a space-occupying lesion. 由于占位性病变引起的第六脑神经麻痹和三叉神经性疼痛。
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 Epub Date: 2023-10-19 DOI: 10.2334/josnusd.23-0155
Keita Takizawa, Souichirou Tadokoro, Kana Ozasa, Akiko Okada-Ogawa, Andrew Young, Noboru Noma
{"title":"Sixth cranial nerve palsy and trigeminal neuropathic pain due to a space-occupying lesion.","authors":"Keita Takizawa, Souichirou Tadokoro, Kana Ozasa, Akiko Okada-Ogawa, Andrew Young, Noboru Noma","doi":"10.2334/josnusd.23-0155","DOIUrl":"10.2334/josnusd.23-0155","url":null,"abstract":"<p><p>Various neuropathies of the cranil nerves can accompany trigeminal neuropathic pain attributed to space-occupying lesions. In this case report, the patient presented with persistent intraoral pain and numbness on the right side of the face. Cranial nerve examination revealed dysfunctional eye movements, diplopia, and mechanical hyposensitivity in the mandibular region. The patient was diagnosed with neuropathy due to intracranial lesions and referred to the Department of Neurosurgery and Otorhinolaryngology. The patient was suspected of having malignant lymphoma and is currently undergoing neurosurgical intervention. This article discusses the importance of the examination of the cranial nerve for patients with persistent pain in the trigeminal nerve distribution.</p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49678572","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Carbonate apatite increases gene expression of osterix and bone morphogenetic protein 2 in the alveolar ridge after socket grafting. 碳酸盐磷灰石增加牙槽嵴骨和骨形态发生蛋白2的基因表达。
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 Epub Date: 2023-11-25 DOI: 10.2334/josnusd.23-0220
Tadashi Kitazawa, Hideki Takai, Tetsuro Kono, Hiroyuki Okada, Yorimasa Ogata
{"title":"Carbonate apatite increases gene expression of osterix and bone morphogenetic protein 2 in the alveolar ridge after socket grafting.","authors":"Tadashi Kitazawa, Hideki Takai, Tetsuro Kono, Hiroyuki Okada, Yorimasa Ogata","doi":"10.2334/josnusd.23-0220","DOIUrl":"10.2334/josnusd.23-0220","url":null,"abstract":"<p><strong>Purpose: </strong>After tooth extraction, preservation of the alveolar ridge by socket grafting attenuates bone resorption. Runt-related transcription factor 2 (RUNX2) and SP7/Osterix (OSX) are transcription factors playing an important role in osteoblast differentiation. The purpose of this study was to evaluate the effects of carbonate apatite (CO<sub>3</sub>Ap) on osteoblast-related gene and protein expression after socket grafting.</p><p><strong>Methods: </strong>Alveolar bone and new bone after CO<sub>3</sub>Ap grafting were collected at the time of implant placement. Levels of mRNA for RUNX2, SP7/OSX, bone morphogenetic protein 2 (BMP2), BMP7 and platelet derived growth factor B were determined by real-time PCR. Immunostaining was performed using antibodies against RUNX2, SP7/OSX, vimentin and cytokeratin. To evaluate bone resorption rates, cone-beam CT (CBCT) imaging was performed after socket grafting and before implant placement.</p><p><strong>Results: </strong>CBCT imaging showed that the average degree of bone resorption at the CO<sub>3</sub>Ap graft site was 7.15 ± 3.79%. At the graft sites, levels of SP7/OSX and BMP2 mRNA were significantly increased. Replacement of CO<sub>3</sub>Ap with osteoid was evident histologically, and in the osteoid osteoblast-like cells were stained for SP7/OSX and vimentin.</p><p><strong>Conclusion: </strong>These results show that gene expression of both SP7/OSX and BMP2 can be induced by CO<sub>3</sub>Ap, suggesting that increased expression of SP7/OSX and vimentin may be involved in the BMP pathway.</p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138440874","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reduction of cervical vertebra ghost images in panoramic radiography using vertical dual exposure. 利用垂直双重曝光减少全景x线摄影中的颈椎鬼影。
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 Epub Date: 2023-11-30 DOI: 10.2334/josnusd.23-0298
Masao Kato, Shoichi Asakura, Hideaki Kimoto, Tatsuhiko Sasaki, Ko Dezawa, Toshihiko Amemiya, Kunihito Matsumoto, Yoshinori Arai
{"title":"Reduction of cervical vertebra ghost images in panoramic radiography using vertical dual exposure.","authors":"Masao Kato, Shoichi Asakura, Hideaki Kimoto, Tatsuhiko Sasaki, Ko Dezawa, Toshihiko Amemiya, Kunihito Matsumoto, Yoshinori Arai","doi":"10.2334/josnusd.23-0298","DOIUrl":"10.2334/josnusd.23-0298","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the image quality of vertical dual-exposure panoramic radiography (PR), which merges two PR images taken at different focus heights to reduce ghost images of cervical vertebrae (CV) and intervertebral spaces (IVS) in the incisor region.</p><p><strong>Methods: </strong>PR images of an aluminum block, a CV phantom and a human head phantom were taken at 0 mm and merged with and subtracted from PR images taken at other heights (0, 5, 10, 15, and 20 mm) to create new images, e.g., Merg<sub>0 + 15 mm</sub> and Sub<sub>0 - 10 mm</sub>. The subtracted images were analyzed subjectively according to the uniformity on the line profile. Merged images were evaluated subjectively by six raters to determine the influence of the ghost images.</p><p><strong>Results: </strong>Objective evaluation revealed a positional shift in the ghost images according to the height of the focus for both phantoms. In the subjective evaluation, the normal PR (Merg<sub>0 + 0 mm</sub>) showed the worst score, indicating strong influence of CV and IVS ghost images.</p><p><strong>Conclusion: </strong>The vertical dual-exposure PR method, which merges PR images taken at the normal position and a higher X-ray focus, can reduce CV and IVS ghost images in the incisor region.</p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138460552","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of pilot-guided implant placement concept on the accuracy of osteotomy preparation and implant placement. 引导种植理念对截骨准备和种植体放置准确性的影响。
IF 1.9 4区 医学
Journal of oral science Pub Date : 2024-01-16 Epub Date: 2023-11-30 DOI: 10.2334/josnusd.23-0157
Shruti Sharma, Emilie Tan, Britney Tran, Hui Y Siow, Elshadaie Tafesse, Yoong H J Thong, Row J M Tan, Jungwoo Son, Lisa Todaro, Josephine Teo, Jaafar Abduo
{"title":"Effect of pilot-guided implant placement concept on the accuracy of osteotomy preparation and implant placement.","authors":"Shruti Sharma, Emilie Tan, Britney Tran, Hui Y Siow, Elshadaie Tafesse, Yoong H J Thong, Row J M Tan, Jungwoo Son, Lisa Todaro, Josephine Teo, Jaafar Abduo","doi":"10.2334/josnusd.23-0157","DOIUrl":"10.2334/josnusd.23-0157","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the accuracy of osteotomy preparation and implant placement for 3 pilot-guided (PG) concepts, namely, a surgical template with a metal sleeve (MS), a surgical template with an in-built nonmetal sleeve (NMS), and a surgical template with an in-built nonmetal sleeve for round bur indentation (RB).</p><p><strong>Methods: </strong>Surgical models with missing maxillary molars were studied. The MS templates were designed to accept metal sleeves, while the NMS and RB templates were designed with in-built nonmetal sleeves. Ten templates were tested per group (n = 10). After each step (pilot drilling, 2nd drilling, 3rd drilling, profiling, and implant placement), the surgical model was scanned and compared against the planning model to determine maximum horizontal deviation (MHD) and maximum angle deviation (MAD).</p><p><strong>Results: </strong>The MS and NMS templates exhibited a similar increase in MHD with successive drilling steps. The MAD for the pilot drilling step was significantly lower for MS than for the other groups. However, the differences among groups for MHD and MAD diminished in later steps. All templates had an MHD of 1.0 mm or less and an MAD less than 8°.</p><p><strong>Conclusion: </strong>The investigated PG implant placement concepts resulted in similar deviations in the placed implants.</p>","PeriodicalId":16646,"journal":{"name":"Journal of oral science","volume":null,"pages":null},"PeriodicalIF":1.9,"publicationDate":"2024-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138460550","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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