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Clinical Implant Dentistry and related Research

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https://www.readbyqxmd.com/read/27933720/autogenous-bone-grafting-for-treatment-of-osseous-defect-after-impacted-mandibular-third-molar-extraction-a-randomized-controlled-trial
#1
Jing Ge, Chi Yang, Jiawei Zheng, Yingkai Hu
BACKGROUND: Extraction of impacted mandibular third molar (M3) has been cited as causing osseous defect at the distal aspect of the adjacent second molar (M2). PURPOSE: This randomized controlled trial was aimed to evaluate the effect of autogenous bone grafting in situ for regeneration of periodontal osseous defect distal to the M2 compared with non-grafting after impacted M3 removal. MATERIALS AND METHODS: A total of 60 sites in 51 adult patients were enrolled and randomly assigned to the control group or the test group...
December 8, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27862924/influence-of-healing-period-upon-bone-turn-over-on-maxillary-sinus-floor-augmentation-grafted-solely-with-deproteinized-bovine-bone-mineral-a-prospective-human-histological-and-clinical-trial
#2
Feng Wang, Wenjie Zhou, Alberto Monje, Wei Huang, Yueping Wang, Yiqun Wu
PURPOSE: To investigate the influence of maturation timing upon histological, histomorphometric and clinical outcomes when deproteinized bovine bone mineral (DBBM) was used as a sole biomaterial for staged maxillary sinus floor augmentation (MSFA). MATERIALS AND METHODS: Patients with a posterior edentulous maxillary situation and a vertical bone height ≤ 4 mm were included in this study. A staged MSFA was carried out. After MSFA with DBBM as a sole grafting material, biopsy cores were harvested with simultaneous implant placement followed by a healing period of 5, 8, and 11 months, respectively...
November 16, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27860171/long-term-effect-of-surface-roughness-and-patients-factors-on-crestal-bone-loss-at-dental-implants-a-systematic-review-and-meta-analysis
#3
REVIEW
Ron Doornewaard, Véronique Christiaens, Hugo De Bruyn, Magnus Jacobsson, Jan Cosyn, Stijn Vervaeke, Wolfgang Jacquet
Publications from 2011 to 2015 were selected to evaluate effect of implant surface roughness on long-term bone loss as surrogate for peri-implantitis risk. 87 out of 2,566 papers reported the mean bone loss after at least 5 years of function. Estimation of the proportion of implants with bone loss above 1, 2, and 3 mm as well as analysis the effect of implant surface roughness, smoking, and history of periodontitis was performed. By means of the provided statistical information of bone loss (mean and standard deviation) the prevalence of implants with bone loss ranging from 1 to 3 mm was estimated...
November 15, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27862871/the-impact-of-in-vitro-accelerated-aging-approximating-30-and-60-years-in-vivo-on-commercially-available-zirconia-dental-implants
#4
Mona Monzavi, Sammy Noumbissi, Hessam Nowzari
BACKGROUND: Despite increased popularity of Zirconia dental implants, concerns have been raised regarding low temperature degradation (LTD) and its effect on micro-structural integrity. PURPOSE: This study evaluated the effect of LTD on four types of Zirconia dental implants at 0, 30, and 60 years of artificial aging. The impact of aging on t-m transformation and micro crack formation was measured. MATERIALS AND METHODS: Accelerated aging at 15 and 30 hours, approximating 30 and 60 years in vivo, aged 36 Zirconia dental implants: Z systems(®) (A), Straumann(®) (B), Ceraroot(®) (C), and Zeramex(®) (D)...
November 9, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27807931/esthetic-assessment-of-implants-placed-into-fresh-extraction-sockets-for-single-tooth-replacements-using-a-flapless-approach
#5
Roni Kolerman, Eitan Mijiritsky, Eitan Barnea, Areeje Dabaja, Joseph Nissan, Haim Tal
BACKGROUND: To validate the concept of immediate implant placement and nonfunctional loading for use in the esthetically sensitive anterior maxilla, clinical trials should ideally include objective esthetic criteria. PURPOSE: This study analyzed procedural results as graded by the pink esthetic score and white esthetic score (PES/WES). METHODS: Thirty-nine suitable patients (mean follow-up 44.82 ± 28 months) were evaluated. RESULTS: Thirty-eight implants fulfilled stringent criteria for successful osseointegration: absence of peri-implant radiolucency, implant mobility, suppuration, and pain...
November 2, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27804261/a-dental-prosthesis-from-the-early-modern-age-in-tuscany-italy
#6
Simona Minozzi, Daniele Panetta, Massimo De Sanctis, Valentina Giuffra
BACKGROUND: During archaeological excavation, carried out in the S. Francesco Monastery at Lucca (Tuscany, Italy), a golden dental appliance was discovered. The prosthesis was found, together with commingled human remains, in the collective tomb of the aristocratic family of the Guinigi, a powerful family who governed Lucca from 1392 until 1429. The exact archaeological dating of the prosthesis was not possible, but some elements suggest a dating to the beginning of the 17th century. PURPOSE: Aim of the paper is to study and describe the dental appliance trough a multidisciplinary approach...
November 1, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27804205/comparative-clinical-study-of-conventional-dental-implants-and-mini-dental-implants-for-mandibular-overdentures-a-randomized-clinical-trial
#7
Weerapan Aunmeungtong, Thongnard Kumchai, Frank P Strietzel, Peter A Reichart, Pathawee Khongkhunthian
BACKGROUND: Dental implant-retained overdentures have been chosen as the treatment of choice for complete mandibular removable dentures. Dental implants, such as mini dental implants, and components for retaining overdentures, are commercially available. However, comparative clinical studies comparing mini dental implants and conventional dental implants using different attachment for implant-retained overdentures have not been well documented. PURPOSE: To compare the clinical outcomes of using two mini dental implants with Equator(®) attachments, four mini dental implants with Equator attachments, or two conventional dental implants with ball attachments, by means of a randomized clinical trial...
November 1, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27790821/immediately-loaded-implants-in-rehabilitation-of-the-maxilla-a-two-year-randomized-clinical-trial-of-guided-surgery-versus-standard-procedure
#8
Leonardo Amorfini, Marco Migliorati, Sara Drago, Armando Silvestrini-Biavati
BACKGROUND: Implant-simulation software can now be used to improve treatment planning, guide surgery, and ensure more accurate implant placement. PURPOSE: The aim of this study was to evaluate the outcome of a guided surgery protocol versus a conventional protocol. MATERIALS AND METHODS: Twenty-six patients were randomly assigned to Guided Surgery or Conventional Surgery. In test group implants were placed in the maxilla using a tooth supported model-based surgical guide with a minimally invasive flap and immediately loaded...
October 28, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27766743/proton-pump-inhibitors-and-the-risk-of-osseointegrated-dental-implant-failure-a-cohort-study
#9
Xixi Wu, Khadijeh Al-Abedalla, Samer Abi-Nader, Nach G Daniel, Belinda Nicolau, Faleh Tamimi
Proton pump inhibitors (PPIs) have a negative impact on bone accrual. Because osseointegration is influenced by bone metabolism, this study investigates the association between PPIs and the risk of osseointegrated implant failure. This retrospective cohort study included a total of 1,773 osseointegrated dental implants in 799 patients (133 implants in 58 PPIs users and 1,640 in 741 non-users) who were treated at the East Coast Oral Surgery Clinic in Moncton, Canada, from January 2007 to September 2015. Kaplan-Meier estimator was used to describe the hazard function of dental implant failure by PPIs usage...
October 20, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27758069/the-nobelguide-%C3%A2-all-on-4-%C3%A2-treatment-concept-for-rehabilitation-of-edentulous-jaws-a%C3%A2-retrospective-report-on-the-7-years-clinical-and-5-years-radiographic-outcomes
#10
Armando Lopes, Paulo Maló, Miguel de Araújo Nobre, Elena Sánchez-Fernández, Inês Gravito
BACKGROUND: There is a necessity of studies documenting the long-term outcome of full-arch flapless rehabilitations. PURPOSE: To evaluate the 7 years implant and prosthesis survival rate and 5-years marginal bone loss of full-arch fixed prosthetic rehabilitations supported by implants in immediate function with the All-on-4(®) treatment concept using a computer guided surgical protocol (NobelGuide(®) , Nobel Biocare). MATERIALS AND METHODS: This retrospective clinical study included 111 edentulous patients (n = 53 bruxers; n = 21 smokers; n = 59 systemically compromised), rehabilitated between February 2005 and November 2010 with 532 implants with the All-on-4(®) treatment concept using NobelGuide(®) ...
October 18, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27704683/the-comparison-of-porous-titanium-granule-and-xenograft-in-the-surgical-treatment-of-peri-implantitis-a-prospective-clinical-study
#11
Berceste Guler, Ahu Uraz, Mehmet Yalım, Suleyman Bozkaya
BACKGROUND: Regarding the current approach, there is no evidence to show which treatment technique is the most accurate and useful in peri-implant defects. PURPOSE: The aim of this study is comparing the effect of porous titanium granule (PTG) with rotary titanium brush and the use of xenograft and collagen membrane in the treatment of intra-bony peri-implant defects. MATERIALS AND METHODS: Twenty-two patients, suffering peri-implantitis defects were included this study...
October 5, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27686872/delayed-implants-outcome-in-maxillary-molar-region
#12
Roberto Crespi, Paolo Capparè, Giovanni Crespi, Giorgio Gastaldi, Enrico F Gherlone
BACKGROUND: The aim of the present study was to assess bone volume changes in maxillary molar regions after delayed implants placement. MATERIALS AND METHODS: Patients presented large bone defects after tooth extractions. Reactive soft tissue was left into the defects. No grafts were used. Cone beam computed tomography (CBCT) scans were performed before tooth extractions, at implant placement (at 3 months from extraction) and 3 years after implant placement, bone volume measurements were assessed...
September 30, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27665748/implant-stability-quotients-of-osteotome-bone-expansion-and-conventional-drilling-technique-for-4-1-mm-diameter-implant-at-posterior-mandible
#13
Hsiang-Hsi Hong, Adrienne Hong, Lan-Yan Yang, Wei-Yang Chang, Yi-Fang Huang, Yen-Ting Lin
BACKGROUND: Clinical conclusions in studying the stability and osseointegration of mandibular implants positioned using the bone expansion techniques are conflicting and limited. PURPOSE: The objective was to examine the implant stability quotient (ISQ) values of mandibular posterior dental implants with 4.1 mm diameter that inserted with osteotome bone expansion technique versus conventional drilling technique during a 12-week observation period. MATERIALS AND METHODS: Twenty-four implants with 4...
September 25, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27658993/biological-evaluation-of-implant-drill-made-from-zirconium-dioxide
#14
Yosuke Akiba, Kaori Eguchi, Nami Akiba, Katsumi Uoshima
PURPOSE: Zirconia is a good candidate material in the dental field. In this study, we evaluated biological responses against a zirconia drill using a bone cavity healing model. MATERIALS AND METHODS: Zirconia drills, stainless steel drills, and the drilled bone surface were observed by scanning electron microscopy (SEM), before and after cavity preparation. For the bone cavity healing model, the upper first and second molars of Wistar rats were extracted. After 4 weeks, cavities were prepared with zirconia drills on the left side...
September 22, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27633527/bone-remodeling-around-implants-placed-in-augmented-sinuses-in-patients-with-and-without-history-of-periodontitis
#15
Agurne Uribarri, Eneritz Bilbao, Xabier Marichalar-Mendia, Rafael Martínez-Conde, José M Aguirre, Fernando Verdugo
BACKGROUND: Susceptible individuals may be more prone to bone loss after augmentation procedures. PURPOSE: Identify plausible clinical and biological factors influencing apical and marginal bone remodeling at implants placed in augmented sinuses, in patients with and without history of periodontitis. MATERIALS AND METHODS: This prospective cross-sectional clinical study analyzed implant bone levels in a group of 104 patients with and without history of periodontitis undergoing 139 sinus augmentation procedures...
September 15, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27633403/immediate-loading-of-fixed-complete-denture-prosthesis-supported-by-4-8-implants-placed-using-guided-surgery-a-5-year-prospective-study-on-66-patients-with-356-implants
#16
Silvio Mario Meloni, Marco Tallarico, Milena Pisano, Erta Xhanari, Luigi Canullo
BACKGROUND: High primary implant stability is considered one of the main factors necessary for achieving predictable treatment outcomes with immediately loaded implant-supported screw-retained fixed complete denture prosthesis (FCDP). PURPOSE: To evaluate the 5-year clinical and radiographic outcomes of immediately loaded implants placed in edentulous patients using computer-assisted template-guided surgery to support a FCDP. MATERIALS & METHODS: Patients in need to be restored with a FCDP in the mandible or maxilla were included in this prospective study/ and treated using computer-assisted template-guided surgery...
September 15, 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27271293/a-retrospective-analysis-of-the-effectiveness-of-the-longevity-protocol-for-assessing-the-risk-of-implant-failure
#17
Tiziano Testori, Carlo Clauser, Matteo Deflorian, Matteo Capelli, Francesco Zuffetti, Massimo Del Fabbro
BACKGROUND: A new, computerized diagnostic tool, called the Longevity Protocol, was recently developed to predict implant failure. The present retrospective analysis was undertaken to assess the prognostic validity of this protocol. MATERIALS AND METHODS: A selected group of patients who had been treated with implants over the past 10 years at six dental clinics and experienced implant failure were included in the analysis. Another group of patients with similar characteristics, not experiencing implant failure, was used as control...
December 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27126223/mandibular-full-arch-fixed-prostheses-supported-on-4-implants-with-either-axial-or-tilted-distal-implants-a-3-year-prospective-study
#18
Stefan Krennmair, Michael Weinländer, Michael Malek, Thomas Forstner, Gerald Krennmair, Michael Stimmelmayr
PURPOSE: This prospective study evaluated the clinical and radiographic outcome of distally cantilevered 4-implant-supported fixed mandibular prostheses (4-ISFMP) with distal implants either in axial or distally tilted direction. MATERIAL AND METHODS: Forty-one mandibulary edentulous patients received acrylic veneered 4-ISFMP with casted framework. Based on distal implant placement direction patients were assigned to 2 groups: 21 patients with four (2 anterior/2 posterior) axial implants (axial-group I) and 20 patients with 2 anterior axial/2 distal tilted implants (tilted-group II)...
December 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/27060920/long-term-outcomes-of-early-loading-of-straumann-implant-supported-fixed-segmented-bridgeworks-in-edentulous-maxillae-a-10-year-prospective-study
#19
Xiao-Xiao Zhang, Jun-Yu Shi, Ying-Xin Gu, Hong-Chang Lai
BACKGROUND: There have been few studies investigating the long-term outcome of early-loaded implants with segmented bridgeworks on fully edentulous maxillae. PURPOSE: To evaluate the long-term predictability of early-loaded Straumann implant-supported fixed segmented bridgeworks in edentulous maxillae. MATERIAL AND METHODS: Ninety-one implants were placed in 12 patients with edentulous maxillae. After a healing period of 6 weeks, the abutments were tightened followed by cementing of fixed full-arch prostheses...
December 2016: Clinical Implant Dentistry and related Research
https://www.readbyqxmd.com/read/26996771/radiological-and-biological-assessment-of-immediately-restored-anterior-maxillary-implants-combined-with-gbr-and-free-connective-tissue-graft
#20
Roni Kolerman, Joseph Nissan, Arkadi Rahmanov, Eran Zenziper, Shimshon Slutzkey, Haim Tal
OBJECTIVES: Radiologic and biologic assessment of immediately restored Implants combined with guided bone regeneration (GBR) and free connective tissue graft. METHODS: 1-4 year retrospective study involving 34 patients treated with maxillary immediately restored anterior single-implants. Soft tissue dimensions, radiographic bone loss, and biological and prosthetic complications were assessed. RESULTS: During the mean follow up period of 29 months the study group presented a mean mesial bone loss of 1...
December 2016: Clinical Implant Dentistry and related Research
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