Results 151 to 160 of about 4,745 (262)

Seismic fragility of a highway bridge in Quebec retrofitted with natural rubber isolators

open access: yesRevista IBRACON de Estruturas e Materiais, 2014
This paper presents fragility curves for the evaluation of a highway bridge retrofitted with seismic isolator devices. The object of this study is the Chemin des Dalles bridge over Highway 55 located in Trois-Rivières in Quebec, Canada.
G. H. Siqueira   +2 more
doaj  

Crestal Bone Loss and Peri‐Implant Conditions at Tissue‐Level Implants: Influence of Prosthesis Type After 25 Years

open access: yesClinical Implant Dentistry and Related Research, Volume 28, Issue 3, June 2026.
ABSTRACT Objective To evaluate long‐term crestal bone level changes (ΔCBL) and prevalence of peri‐implant conditions according to the type of implant‐supported fixed dental prosthesis (IFDP), and to identify implant‐, prosthetic‐, and patient‐related factors associated with ΔCBL.
Clemens Raabe   +6 more
wiley   +1 more source

Accuracy (Trueness and Precision) of the Calibrated Intraoral Scan Protocol: An In Vitro Comparison of Three Scan Calibrator Designs In an Edentulous Implant Model

open access: yesClinical Oral Implants Research, Volume 37, Issue 6, Page 747-759, June 2026.
ABSTRACT Objectives To introduce a universal scan calibrator (SC) and to evaluate its accuracy in the calibrated intraoral scan protocol (CISP) by comparison with two previously published SCs. Materials and Methods Three SCs were evaluated on an edentulous implant model containing six scan bodies (SBs) positioned at the screw‐retained abutment (SRA ...
Shengtao Yang   +7 more
wiley   +1 more source

Trueness of Dental Implant Placement Using Dynamic Navigation or Non‐Guided Approach by Novice Surgeons: A Randomized, Controlled Clinical Trial

open access: yesClinical Oral Implants Research, Volume 37, Issue 6, Page 770-782, June 2026.
ABSTRACT Objectives To compare the trueness of implant placement in novice surgeons using dynamic computer‐assisted implant surgery (d‐CAIS) versus a non‐guided approach, assessing surgery time efficiency and patient‐reported outcomes, including satisfaction, postoperative pain, and quality of life. Material and Methods A double‐arm randomized clinical
Víctor Ruiz‐Romero   +5 more
wiley   +1 more source

Surgical Reconstructive Peri‐Implantitis Treatment for 3‐ and 4‐Wall Bone Defects: A Single‐Blind Randomised Controlled Trial With a 1‐Year Follow‐Up

open access: yesJournal of Clinical Periodontology, Volume 53, Issue 6, Page 933-946, June 2026.
ABSTRACT Aim To evaluate the effect of a reconstructive procedure during surgical treatment of peri‐implantitis in 3‐ or 4‐wall bone defects on clinical and radiographic outcomes after 1 year follow‐up. Materials and Methods Fifty‐two patients with peri‐implantitis were randomly assigned to surgical treatment with (n = 27) or without (n = 25) a ...
Jarno Hakkers   +4 more
wiley   +1 more source

Efficiency and Risk Assessment of Dental Bridge Removal Tools on Implant Abutments. [PDF]

open access: yesJ Funct Biomater
Schierano G   +4 more
europepmc   +1 more source

Railroad bridge abutments under construction ca. 1900

open access: yes, 1900
Railroad bridge abutments under construction ca. 1900, b&w This series of photos are of the construction of a railroad around 1900. it is most likely either the West Virginia Midland RR or the Holly River & Addison RR which was later absorbed by the West

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