International Journal of Implant Dentistry最新文献

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Beyond microroughness: novel approaches to navigate osteoblast activity on implant surfaces. 超越微观粗糙度:引导种植体表面成骨细胞活动的新方法。
IF 3.1 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-07-05 DOI: 10.1186/s40729-024-00554-x
Takanori Matsuura, Keiji Komatsu, James Cheng, Gunwoo Park, Takahiro Ogawa
{"title":"Beyond microroughness: novel approaches to navigate osteoblast activity on implant surfaces.","authors":"Takanori Matsuura, Keiji Komatsu, James Cheng, Gunwoo Park, Takahiro Ogawa","doi":"10.1186/s40729-024-00554-x","DOIUrl":"10.1186/s40729-024-00554-x","url":null,"abstract":"<p><p>Considering the biological activity of osteoblasts is crucial when devising new approaches to enhance the osseointegration of implant surfaces, as their behavior profoundly influences clinical outcomes. An established inverse correlation exists between osteoblast proliferation and their functional differentiation, which constrains the rapid generation of a significant amount of bone. Examining the surface morphology of implants reveals that roughened titanium surfaces facilitate rapid but thin bone formation, whereas smooth, machined surfaces promote greater volumes of bone formation albeit at a slower pace. Consequently, osteoblasts differentiate faster on roughened surfaces but at the expense of proliferation speed. Moreover, the attachment and initial spreading behavior of osteoblasts are notably compromised on microrough surfaces. This review delves into our current understanding and recent advances in nanonodular texturing, meso-scale texturing, and UV photofunctionalization as potential strategies to address the \"biological dilemma\" of osteoblast kinetics, aiming to improve the quality and quantity of osseointegration. We discuss how these topographical and physicochemical strategies effectively mitigate and even overcome the dichotomy of osteoblast behavior and the biological challenges posed by microrough surfaces. Indeed, surfaces modified with these strategies exhibit enhanced recruitment, attachment, spread, and proliferation of osteoblasts compared to smooth surfaces, while maintaining or amplifying the inherent advantage of cell differentiation. These technology platforms suggest promising avenues for the development of future implants.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"35"},"PeriodicalIF":3.1,"publicationDate":"2024-07-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11226592/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141534387","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nanofeatured surfaces in dental implants: contemporary insights and impending challenges. 牙科植入物中的纳米表面:当代见解和即将面临的挑战。
IF 3.1 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-07-04 DOI: 10.1186/s40729-024-00550-1
Keiji Komatsu, Takanori Matsuura, James Cheng, Daisuke Kido, Wonhee Park, Takahiro Ogawa
{"title":"Nanofeatured surfaces in dental implants: contemporary insights and impending challenges.","authors":"Keiji Komatsu, Takanori Matsuura, James Cheng, Daisuke Kido, Wonhee Park, Takahiro Ogawa","doi":"10.1186/s40729-024-00550-1","DOIUrl":"10.1186/s40729-024-00550-1","url":null,"abstract":"<p><p>Dental implant therapy, established as standard-of-care nearly three decades ago with the advent of microrough titanium surfaces, revolutionized clinical outcomes through enhanced osseointegration. However, despite this pivotal advancement, challenges persist, including prolonged healing times, restricted clinical indications, plateauing success rates, and a notable incidence of peri-implantitis. This review explores the biological merits and constraints of microrough surfaces and evaluates the current landscape of nanofeatured dental implant surfaces, aiming to illuminate strategies for addressing existing impediments in implant therapy. Currently available nanofeatured dental implants incorporated nano-structures onto their predecessor microrough surfaces. While nanofeature integration into microrough surfaces demonstrates potential for enhancing early-stage osseointegration, it falls short of surpassing its predecessors in terms of osseointegration capacity. This discrepancy may be attributed, in part, to the inherent \"dichotomy kinetics\" of osteoblasts, wherein increased surface roughness by nanofeatures enhances osteoblast differentiation but concomitantly impedes cell attachment and proliferation. We also showcase a controllable, hybrid micro-nano titanium model surface and contrast it with commercially-available nanofeatured surfaces. Unlike the commercial nanofeatured surfaces, the controllable micro-nano hybrid surface exhibits superior potential for enhancing both cell differentiation and proliferation. Hence, present nanofeatured dental implants represent an evolutionary step from conventional microrough implants, yet they presently lack transformative capacity to surmount existing limitations. Further research and development endeavors are imperative to devise optimized surfaces rooted in fundamental science, thereby propelling technological progress in the field.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"34"},"PeriodicalIF":3.1,"publicationDate":"2024-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11224214/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141498034","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of various prosthetic methods for patients with Kennedy Class I partial edentulism on oral hypofunction, subjective symptoms, and oral health-related quality of life. 对肯尼迪 I 类部分义齿患者采用各种修复方法对口腔功能低下、主观症状和口腔健康相关生活质量的影响。
IF 3.1 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-06-27 DOI: 10.1186/s40729-024-00555-w
Daisaku Morinaga, Shoji Nagai, Toshio Kaku, Takatoshi Itoh, Yoshiki Soejima, Fumitaka Takeshita, Tadashi Horikawa, Naruyoshi Abe, Toshikazu Iijima, Daigo Soejima, Toshihiro Hara, Ryuta Sato, Mamoru Murakami, Takashi Sawase, Masahiro Nishimura
{"title":"Effects of various prosthetic methods for patients with Kennedy Class I partial edentulism on oral hypofunction, subjective symptoms, and oral health-related quality of life.","authors":"Daisaku Morinaga, Shoji Nagai, Toshio Kaku, Takatoshi Itoh, Yoshiki Soejima, Fumitaka Takeshita, Tadashi Horikawa, Naruyoshi Abe, Toshikazu Iijima, Daigo Soejima, Toshihiro Hara, Ryuta Sato, Mamoru Murakami, Takashi Sawase, Masahiro Nishimura","doi":"10.1186/s40729-024-00555-w","DOIUrl":"10.1186/s40729-024-00555-w","url":null,"abstract":"<p><strong>Purpose: </strong>This propensity score matching, multicenter, cross-sectional study was performed to examine the effects of various prosthetic methods for dental clinic outpatients with Kennedy Class I partial edentulism (KCIPE) on oral hypofunction, subjective frailty symptoms, and oral health-related quality of life (QOL).</p><p><strong>Methods: </strong>Patients (n = 348) were classified into the following three groups for analysis: NT, patients with natural dentition providing intermaxillary contact in four occlusal supporting zones; RPD, patients with KCIPE who received removable partial dentures; and ISFP, patients with KCIPE who received implant-supported fixed prostheses. Participants' basic characteristics were recorded, and oral function tests were conducted. Subjective symptoms of physical and oral frailty were investigated via questionnaire. Oral health-related QOL was assessed using the Japanese short version of the Oral Health Impact Profile (OHIP-JP16). Propensity score matching was performed to adjust for patient background factors that could influence oral hypofunction in each group.</p><p><strong>Results: </strong>Compared with the ISFP group, the RPD group had significantly higher rates of poor oral hygiene, reduced occlusal force, decreased masticatory function, and declines in swallowing function and oral hypofunction; the odds ratio for oral hypofunction was 4.67. Compared with the ISFP group, the RPD group had significantly greater subjective symptoms of physical frailty and oral frailty, as well as higher OHIP scores.</p><p><strong>Conclusions: </strong>Prosthetic treatment of KCIPE affected oral hypofunction, subjective frailty symptoms, and oral health-related QOL in dental clinic outpatients.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"33"},"PeriodicalIF":3.1,"publicationDate":"2024-06-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11211286/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141456642","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Diagnostic potential of endothelin-1 in peri-implant diseases: a cross-sectional study. 内皮素-1 在种植体周围疾病中的诊断潜力:一项横断面研究。
IF 3.1 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-06-14 DOI: 10.1186/s40729-024-00551-0
Yoshiki Saito, Tomotaka Nodai, Takashi Munemasa, Taro Mukaibo, Yusuke Kondo, Chihiro Masaki, Ryuji Hosokawa
{"title":"Diagnostic potential of endothelin-1 in peri-implant diseases: a cross-sectional study.","authors":"Yoshiki Saito, Tomotaka Nodai, Takashi Munemasa, Taro Mukaibo, Yusuke Kondo, Chihiro Masaki, Ryuji Hosokawa","doi":"10.1186/s40729-024-00551-0","DOIUrl":"10.1186/s40729-024-00551-0","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to evaluate the potential of Endothelin-1 (ET-1), a peptide derived from vascular endothelial cells, as a biomarker for diagnosing peri-implant diseases.</p><p><strong>Methods: </strong>A cohort of 29 patients with a total of 76 implants was included in this study and subsequently divided into three groups based on peri-implant clinical parameters and radiographic examination: healthy (peri-implant health) (n = 29), mucositis (n = 22), and peri-implantitis (n = 25) groups. The levels of ET-1 (ρg/site) and interleukin (IL)-1β (ρg/site) in peri-implant sulcus fluid (PISF) samples were determined using enzyme immunoassay. Statistical analyses were conducted using Kruskal-Wallis and Steel-Dwass tests. Logistic regression and receiver operating characteristic (ROC) curve analyses were performed to evaluate the diagnostic performance of the biomarkers.</p><p><strong>Results: </strong>ET-1 levels were significantly elevated in the peri-implantitis group compared to those in the healthy group, and were highest in the peri-implant mucositis group. Additionally, IL-1β levels were significantly higher in the peri-implantitis group than those in the healthy group. ROC curve analysis indicated that ET-1 exhibited superior area under the curve values, sensitivity, and specificity compared to those of IL-1β.</p><p><strong>Conclusions: </strong>Our findings suggest that the presence of ET-1 in PISF plays a role in peri-implant diseases. Its significantly increased expression in peri-implant mucositis indicates its potential for enabling earlier and more accurate assessments of peri-implant inflammation when combined with conventional examination methods.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"32"},"PeriodicalIF":3.1,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11178717/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317255","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prosthetic rehabilitation of patients with maxillary oncology defects using zygomatic implants. 使用颧骨种植体对上颌骨肿瘤缺损患者进行修复。
IF 2.7 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-06-10 DOI: 10.1186/s40729-024-00545-y
Davit Mathevosyan, Sergo Hovhannisyan, Karen Mashinyan, Levon Khachatryan, Aram Badalyan, Gagik Hakobyan
{"title":"Prosthetic rehabilitation of patients with maxillary oncology defects using zygomatic implants.","authors":"Davit Mathevosyan, Sergo Hovhannisyan, Karen Mashinyan, Levon Khachatryan, Aram Badalyan, Gagik Hakobyan","doi":"10.1186/s40729-024-00545-y","DOIUrl":"10.1186/s40729-024-00545-y","url":null,"abstract":"<p><strong>Purpose: </strong>Prosthetics for patients after oncological resection of the upper jaw is a complex problem associated with the physiological and anatomical separation of the oral cavity and the nasal/paranasal region. This study reports the clinical results of the use of the zygomatic implants for prosthetic rehabilitation in patients with maxillectomy due to upper jaw tumors.</p><p><strong>Materials and methods: </strong>The study included 16 patients who underwent prosthetic rehabilitation using a zygomatic implant after maxillectomy period from 2021 to 2023. After the tumor was removed, immediate surgical obturators were placed. Main prosthetic rehabilitation was performed 6-12 months after tumor removal, but before that, a temporary obturator was made and used. Six-twelve months after tumor resection, 1-4 zygomatic implants were inserted into the zygomatic bone unilaterally or bilaterally. A total of 42 zygomatic implants were installed, 2 of which were unsuccessful and were removed in 1 patient. The implants were placed using the surgical guide, which was planned and prepared digitally.</p><p><strong>Results: </strong>No postsurgical complications were seen, and the patients were discharged from the hospital after 7-10 days. The patients were able to return to a normal diet (hard food) after just 7 days following surgery, with no further complaints regarding function or pain, apart from the residual edema caused by the intervention.</p><p><strong>Conclusions: </strong>The use of prostheses fixed on zygomatic implants in patients with maxillary defects is an effective method of prosthodontic rehabilitation in complex clinical cases after maxillectomy.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"31"},"PeriodicalIF":2.7,"publicationDate":"2024-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11164848/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141295969","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Round and flat zygomatic implants: effectiveness after a 3‑year follow‑up non‑interventional study. 圆形和扁平颧骨植入物:3 年非干预性随访研究后的效果。
IF 2.7 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-06-10 DOI: 10.1186/s40729-024-00548-9
Carlos Aparicio, Waldemar D Polido, Antoine Chehade, Marc Shenouda, Madalina Simon, Peter Simon, Bilal Al-Nawas
{"title":"Round and flat zygomatic implants: effectiveness after a 3‑year follow‑up non‑interventional study.","authors":"Carlos Aparicio, Waldemar D Polido, Antoine Chehade, Marc Shenouda, Madalina Simon, Peter Simon, Bilal Al-Nawas","doi":"10.1186/s40729-024-00548-9","DOIUrl":"10.1186/s40729-024-00548-9","url":null,"abstract":"<p><strong>Purpose: </strong>This non-interventional study investigates variations in the type and frequency of late complications linked to novel zygomatic implant designs, installed adhering to the Zygoma Anatomy-Guided Approach (ZAGA) concept, over an extended follow-up period of at least 3 years.</p><p><strong>Methods: </strong>Consecutive patients presenting indications for treatment with ZIs were treated according to ZAGA recommendations. Implants were immediately loaded. The ORIS success criteria for prosthetic offset, stability, sinus changes and soft-tissue status were used to evaluate the outcome.</p><p><strong>Results: </strong>Twenty patients were treated. Ten patients received two ZIs and regular implants; one received three ZIs plus regular implants, and nine received four ZIs. Fifty-nine ZIs were placed: thirty-six (61%) Straumann ZAGA-Flat implants and twenty-three (39%) Straumann ZAGA-Round implants. Four patients (20%) presented earlier sinus floor discontinuities. Fifteen patients (75%) had prior sinus opacities. Nineteen patients were followed for between 38 and 53 months (mean 46.5 months). One patient dropped out after 20 months. When comparing pre-surgical CBCT with post-surgical CBCT, 84.7% of the sites presented identical or less sinus opacity; nine locations (15%) showed decreased, and another nine increased (15%) post-surgical sinus opacity. Fifty-three ZIs (89.8%) maintained stable soft tissue. Six ZIs had recessions with no signs of infection. ZIs and prosthesis survival rate was 100%.</p><p><strong>Conclusions: </strong>The study highlights the effectiveness of ZAGA-based zygomatic implant rehabilitations using Round and Flat designs. Despite patient number constraints, minimal changes in the frequency of late complications from the 1-year follow-up were observed. 100% implant and prosthesis survival rate over a mean follow-up of 46.5 months is reported.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"30"},"PeriodicalIF":2.7,"publicationDate":"2024-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11164844/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141295970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A randomized controlled trial of immediate implant placement comparing hydroxyapatite nano-coated and uncoated sandblasted/acid-etched implants using a digital surgical guide. 使用数字手术导板比较羟基磷灰石纳米涂层和无涂层喷砂/酸蚀种植体的即刻植入随机对照试验。
IF 3.1 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-06-05 DOI: 10.1186/s40729-024-00549-8
Young-Chang Ko, Dongseob Lee, Ki-Tae Koo, Yang-Jo Seol, Yong-Moo Lee, Jungwon Lee
{"title":"A randomized controlled trial of immediate implant placement comparing hydroxyapatite nano-coated and uncoated sandblasted/acid-etched implants using a digital surgical guide.","authors":"Young-Chang Ko, Dongseob Lee, Ki-Tae Koo, Yang-Jo Seol, Yong-Moo Lee, Jungwon Lee","doi":"10.1186/s40729-024-00549-8","DOIUrl":"10.1186/s40729-024-00549-8","url":null,"abstract":"<p><strong>Purpose: </strong>This study evaluated the implant stability, volumetric changes, and patient-reported outcome measures (PROMs) of hydroxyapatite (HA) nano-coated sandblasted/acid-etched (SLA) implants compared to uncoated SLA implants.</p><p><strong>Methods: </strong>Forty patients were recruited and randomly allocated to HA nano-coated SLA group (test, n = 20) and uncoated SLA group (control, n = 20) using single-blinded/block randomization. Implants were immediately placed in maxillary posterior region using a digital surgical guide. Insertion torque and implant stability quotient (ISQ) were measured at implant surgery and 1, 2, 3, and 4 months postoperatively. Intraoral scans, PROMs and soft tissue inflammation data were collected, and multivariable linear regression analysis of ISQ was performed.</p><p><strong>Results: </strong>In total, 48 implants (test; n = 24, control; n = 24) in 37 patients (test; n = 19, control; n = 18) were analyzed. Despite no significant between-group difference at surgery, the test group showed higher ISQ values than the control group at 2 (76.53 ± 4.17 vs. 71.32 ± 4.79, p < 0.01), 3 (77.45 ± 4.41 vs. 73.85 ± 4.69, p < 0.05), and 4 months (79.08 ± 2.96 vs. 73.43 ± 3.52, p < 0.0001) postoperatively. There were no significant differences in linear and volumetric changes, PROMs, and soft tissue inflammation analysis between two groups. The ISQ at implant surgery was influenced by age and diabetes mellitus (DM) at the implant level and DM and predicted total bone-to-implant contact area at the patient level.</p><p><strong>Conclusion: </strong>HA nano-coated SLA implants promoted favorable immediate implants stability during early osseointegration phase compared to uncoated SLA implants, but displayed similar dimensional changes, PROMs, and soft tissue inflammation outcomes.</p><p><strong>Trial registration: </strong>Clinical Research Information Service (CRIS), KCT0006364. Registered 21 July 2021, https://cris.nih.go.kr/cris/search/detailSearch.do?seq=24221&search_page=L .</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"29"},"PeriodicalIF":3.1,"publicationDate":"2024-06-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11153479/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141261151","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Current knowledge about stackable guides: a scoping review. 关于可堆叠式指南的现有知识:范围审查。
IF 3.1 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-05-31 DOI: 10.1186/s40729-024-00547-w
Romain Lan, Camille Marteau, Chloë Mense, Frédéric Silvestri
{"title":"Current knowledge about stackable guides: a scoping review.","authors":"Romain Lan, Camille Marteau, Chloë Mense, Frédéric Silvestri","doi":"10.1186/s40729-024-00547-w","DOIUrl":"10.1186/s40729-024-00547-w","url":null,"abstract":"<p><strong>Purpose: </strong>The rise of stereolithographic surgical guides and digital workflow, combined with a better knowledge of materials and loading principle, has enabled the placement of the temporary prosthesis at the time of implant placement. This scoping review aimed to assess the current knowledge available on stackable guides.</p><p><strong>Methods: </strong>The review focused on fully edentulous or requiring total edentulism patients. The procedure studied was the use of stackable guides for edentulous patients in order to place immediate temporary prostheses. The clinical endpoint was immediate placement of the provisional prosthesis after surgery combined with a prior bone reduction using a stackable guide.</p><p><strong>Results: </strong>12 case reports or case series articles met inclusion criteria, which did not allow an analysis by a systematic review. The included studies were case reports or case series. Most of the articles showed a base stabilized by 3 or 4 bone-pins, anchored in buccal or lingual part. Regarding the accuracy of bone reduction (ranged from 0.0248 mm to 1.98 mm) and implant placement when compared to planned, only 4 articles reported quantitative data. 11 articles showed an immediate loading with the transitional prosthesis after implant placement.</p><p><strong>Conclusions: </strong>There are as yet no prospective or comparative studies on the efficiency of this technique. In a reliable way, stackable guides seem to be able to guide the practitioner from the flap elevation to the placement of the temporary screw-retained implant supported prosthesis. Given the lack of studies in this specific field of guided surgery, further studies are needed to confirm the clinical relevance of this technique.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"28"},"PeriodicalIF":3.1,"publicationDate":"2024-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11143148/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141179473","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cone-wedge anchored surgical templates for stackable metal guide: a novel technique. 用于可堆叠金属导板的锥楔锚定手术模板:一种新技术。
IF 2.7 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-05-31 DOI: 10.1186/s40729-024-00539-w
Xueying Bai, Tao Wu, Yuxi Zhu, Chengyu Yang, Tiange Cheng, Yi Liu, Yi Zhou
{"title":"Cone-wedge anchored surgical templates for stackable metal guide: a novel technique.","authors":"Xueying Bai, Tao Wu, Yuxi Zhu, Chengyu Yang, Tiange Cheng, Yi Liu, Yi Zhou","doi":"10.1186/s40729-024-00539-w","DOIUrl":"10.1186/s40729-024-00539-w","url":null,"abstract":"<p><strong>Objective: </strong>To address the instability in implant surgical guides, this technique proposes an alternative anchoring mechanism in the stackable metal surgical guides utilizing cone-wedge anchors for improved stability.</p><p><strong>Methods: </strong>Postoperative implant position superimposed onto the preoperatively planned design using Mimics Medical 21.0 and Materialise Magics 24.0 to assess 3D coronal implant deviation, 3D apical implant deviation, and implant angular deviation.</p><p><strong>Results: </strong>Postoperative cone-beam computed tomography (CBCT) revealed a high level of precision in the implant placement, with an average 0.97 mm deviation at implant coronal region, 1.56 mm at implant apexes, and 2.95° angular deviation.</p><p><strong>Conclusion: </strong>This technique introduces a novel cone-wedge anchoring mechanism to enhance the stability of stackable metal surgical guide templates, addressing inherent instability issues. The utilization of this approach significantly improves the accuracy of implant placement procedures.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"27"},"PeriodicalIF":2.7,"publicationDate":"2024-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11143131/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141179469","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A comparative analysis of particulate bovine bone substitutes for oral regeneration: a narrative review. 用于口腔再生的微粒牛骨替代物的比较分析:叙述性综述。
IF 2.7 3区 医学
International Journal of Implant Dentistry Pub Date : 2024-05-27 DOI: 10.1186/s40729-024-00544-z
Andreas Pabst, Philipp Becker, Werner Götz, Diana Heimes, Daniel G E Thiem, Sebastian Blatt, Peer W Kämmerer
{"title":"A comparative analysis of particulate bovine bone substitutes for oral regeneration: a narrative review.","authors":"Andreas Pabst, Philipp Becker, Werner Götz, Diana Heimes, Daniel G E Thiem, Sebastian Blatt, Peer W Kämmerer","doi":"10.1186/s40729-024-00544-z","DOIUrl":"10.1186/s40729-024-00544-z","url":null,"abstract":"<p><strong>Purpose: </strong>Particulate bovine bone substitutes (BS) are commonly used in oral regeneration. However, more literature is needed focusing on comparative analyses among various particulate bovine BS. This study evaluates pre-clinical and clinical data of different particulate bovine BS in oral regeneration.</p><p><strong>Methods: </strong>A narrative review was conducted by screening the PubMed database Included in the review were pre-clinical and clinical studies until 2024 comparing a minimum of two distinct particulate bovine BS. In addition to examining general data concerning manufacturing and treatment processes, biological safety, physical and chemical characteristics, and graft resorption, particular emphasis was placed on assessing pre-clinical and clinical data related to ridge preservation, sinus floor elevation, peri-implant defects, and various forms of alveolar ridge augmentation utilizing particulate bovine BS.</p><p><strong>Results: </strong>Various treatment temperatures ranging from 300 to 1,250 °C and the employment of chemical cleaning steps were identified for the manufacturing process of particulate bovine BS deemed to possess biosecurity. A notable heterogeneity was observed in the physical and chemical characteristics of particulate bovine BS, with minimal or negligible graft resorption. Variations were evident in particle and pore sizes and the porosity of particulate bovine BS. Pre-clinical assessments noted a marginal inclination towards favorable outcomes for particulate bovine BS subjected to higher treatment temperatures. However, clinical data are insufficient. No distinctions were observed regarding ridge preservation, while slight advantages were noted for high-temperature treated particulate bovine BS in sinus floor elevation.</p><p><strong>Conclusions: </strong>Subtle variances in both pre-clinical and clinical outcomes were observed in across various particulate bovine BS. Due to inadequate data, numerous considerations related to diverse particulate bovine BS, including peri-implant defects, must be more conclusive. Additional clinical studies are imperative to address these knowledge gaps effectively.</p>","PeriodicalId":14076,"journal":{"name":"International Journal of Implant Dentistry","volume":"10 1","pages":"26"},"PeriodicalIF":2.7,"publicationDate":"2024-05-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11130110/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141154928","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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