Results 191 to 200 of about 5,202 (288)

Influence of prosthesis type and intraoral scanner‐based extraoral scanning protocol on the passive fit of CAD‐CAM verification devices

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To evaluate the impact of different complete‐arch digital scanning techniques and prosthesis types on the passive fit of computer‐aided design and computer‐aided manufacturing (CAD‐CAM) verification devices. Materials and Methods Two different maxillary master casts with four multi‐unit abutment (MUA) implant analogs (FP‐1 and FP‐3 ...
Toshiki Nagai   +5 more
wiley   +1 more source

Impact of prefabricated aids and auxiliary devices for scan bodies on the accuracy of intraoral scanning for full‐arch implant impressions: A systematic review

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To evaluate, in human clinical studies, the effect of prefabricated aids/auxiliary devices for implant scan bodies (ISBs) on the accuracy (trueness and precision) of full‐arch intraoral scanning (IOS). Methods A PRISMA‐guided search (PubMed, Embase, and Scopus; registered in PROSPERO (CRD420251027002)) identified comparative clinical ...
Aspasia Pachiou   +4 more
wiley   +1 more source

The Journey of Oral Hygiene: The Past, the Present, the Future

open access: yesJournal of Periodontal Research, EarlyView.
This review traces the evolution of personal oral hygiene from ancient chewing sticks to modern powered toothbrushes and interdental devices, linking historical developments with contemporary evidence on efficacy, safety, and behavior. Despite technological advances, periodontal health relies on consistent biofilm removal, highlighting the need for ...
Fridus van der Weijden
wiley   +1 more source

Wire Arc Additive Manufacturing of Zinc as a Degradable Metallic Biomaterial. [PDF]

open access: yesJ Funct Biomater, 2022
Soni R   +5 more
europepmc   +1 more source

Wire Arc Additive Manufacturing (WAAM)

open access: yes
This thesis presents an extensive experimental and numerical investigation into Wire Arc Additive Manufacturing (WAAM) and its integration with advanced joining and simulation strategies for steels and bimetallic alloys. The research encompasses the development, optimization, and characterization of WAAM processes for AISI 308L stainless steel, ER70S-6
openaire   +1 more source

In Vitro Aligners Force Analysis in the Maxillary Arch During En‐Masse Retraction With Different Attachment Positions

open access: yesOrthodontics &Craniofacial Research, EarlyView.
ABSTRACT Objective This study aimed to analyse the three‐dimensional forces acting on maxillary teeth with aligners activation of en‐masse retraction based on the different attachment positions in vitro. Methods Three groups were designed for the same 0.25 mm en‐masse retraction forces with three different attachment positions.
Yongjie Fan   +6 more
wiley   +1 more source

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