Results 61 to 70 of about 2,770,069 (332)

Fracture simulation for zirconia toughened alumina microstructure [PDF]

open access: yes, 2013
Purpose - The purpose of this paper is to describe finite element modelling for fracture and fatigue behaviour of zirconia toughened alumina microstructures. Design/methodology/approach - A two-dimensional finite element model is developed with an actual
Forest, Bernard   +2 more
core   +5 more sources

Implant-Prosthetic Rehabilitation with Immediately Loaded Post-Extractive Implants: Retrospective Clinical Cohort Study at 18-Month Follow-Up

open access: yesApplied Sciences
Background: This retrospective clinical cohort study aimed to evaluate, over an 18-month follow-up period, implant survival rates, marginal bone loss, peri-implant parameters, and surgical and prosthetic complications in immediately loaded post ...
Matteo Nagni   +4 more
doaj   +1 more source

Structural Motifs in Soft Fibrous Tissues: Revealing Structure‐Mechanics Relationships in Deformation and Tear Resistance for Biomimetic Material Design

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores how soft fibrous tissues achieve their remarkable mechanical behavior through recurring structural motifs across multiple length scales. It highlights key advances in mimicking these features using fiber‐reinforced hydrogels and hierarchical composites, offering insights into mechanical compatibility, flaw tolerance, and tear ...
Mirit Sharabi
wiley   +1 more source

Limited Revision with a Newly Designed Hinge Device for the Treatment of Mega‐Prosthesis Hinge Failure: Two Case Reports

open access: yesOrthopaedic Surgery
Background Surgical treatment for hinge failure in mega‐prosthesis continues to be a challenge. This study introduces a new method for treating hinge failure by using a unilateral prosthesis and hinge revision.
Kai Zheng   +5 more
doaj   +1 more source

Comprehensive Survival Analysis of Reverse Shoulder Arthroplasty: Do Gender, Age, and Surgical Indication Influence Prosthesis Survivorship?

open access: yesHaseki Tıp Bülteni
Aim: The parameters such as age, gender, and indication for surgery would have a significant influence on the survival of reverse shoulder arthroplasty (RSA). In this context, we aimed to determine how long patients survive after primary and revision RSA
Koray Sahin   +3 more
doaj   +1 more source

Different Loading Times for Dental Implants: No Clinically Important Differences? [PDF]

open access: yes, 2013
Data sources The Cochrane Oral Health Group\u27s Trials Register, the Cochrane Central Register of Controlled Trials (CENTRAL), Medline, and Embase databases were searched.
Stafford, Gary L
core   +1 more source

An echocardiographic comparison of sutureless and conventional aortic valve replacement : a matched case-control study [PDF]

open access: yes, 2018
Background: Patients at a high operative risk for conventional aortic valve replacement (AVR) may be offered sutureless valve implantation. Sutureless valves resemble conventional valves but incorporate an anchoring mechanism without using annular ...
Camilleri, Liberato   +6 more
core   +1 more source

Multifunctional Biomedical Devices with Closed‐Loop Systems for Precision Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores two major types of closed‐loop therapeutic systems: self‐sustained and externally triggered. It highlights recent advances in stimuli‐responsive materials, integrated bioelectronics, and data‐driven control strategies, offering insight into emerging strategies for personalized, responsive drug delivery.
Yixuan Leng, Rujie Sun
wiley   +1 more source

Evaluation of Polyethylene Wear in a Brazilian Ultracongruent Knee Prosthesis with a Rotating Platform [PDF]

open access: yesRevista Brasileira de Ortopedia
Objective To evaluate the wear of polyethylene in a Brazilian ultracongruent knee prosthesis with a rotating platform (Rotaflex, Víncula, Rio Claro, SP, Brasil).
José Ricardo Pécora, Valéria Romero
doaj   +4 more sources

Heyde Syndrome Treated by Conventional Aortic Valve Replacement [PDF]

open access: yesBrazilian Journal of Cardiovascular Surgery, 2019
Heyde syndrome manifests as aortic stenosis associated with gastrointestinal bleeding. We describe the case of a 64-year-old man who came to the emergency room due to acute heart failure and intermittent gastrointestinal bleeding.
Leonardo Rufino Garcia   +5 more
doaj   +1 more source

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