Results 61 to 70 of about 2,850,935 (363)

Biosupercapacitors for Human‐Powered Electronics

open access: yesAdvanced Functional Materials, EarlyView.
Biosupercapacitors are emerging as biocompatible and integrative energy systems for next‐generation bioelectronics, offering rapid charge–discharge performance and mechanical adaptability. This review systematically categorizes their applications from external to organ‐level systems and highlights their multifunctional roles in sensing, actuation, and ...
Suhyeon Kim   +7 more
wiley   +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

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

Quantitative analysis of bone reactions to relative motions at implant-bone interfaces [PDF]

open access: yes, 1993
Connective soft tissues at the interface between implants and bone, such as in human joint replacements, can endanger the stability of the implant fixation. The potential of an implant to generate interface bone resorption and form soft tissue depends on
Brunski   +41 more
core   +4 more sources

Failure analysis of a Ti6Al4V cementless HIP prosthesis

open access: yesEngineering Failure Analysis, 2007
This work investigates the causes of in vivo fracture of a cementless hip prosthesis model manufactured with Ti6A14V alloy. To this end an assessment of geometric characteristics, a fractographic analysis of the fracture surface, and a microstructural study of the stem material were carried out.
Jesús Chao, Víctor López
openaire   +3 more sources

Smart, Bio‐Inspired Polymers and Bio‐Based Molecules Modified by Zwitterionic Motifs to Design Next‐Generation Materials for Medical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐based and (semi‐)synthetic zwitterion‐modified novel materials and fully synthetic next‐generation alternatives show the importance of material design for different biomedical applications. The zwitterionic character affects the physiochemical behavior of the material and deepens the understanding of chemical interaction mechanisms within the ...
Theresa M. Lutz   +3 more
wiley   +1 more source

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

Veno-arterial extracorporeal membrane oxygenation as a bridge for enabling surgery in a patient under cardiogenic shock due to acute mitral prosthesis dysfunction

open access: yesJournal of the Saudi Heart Association, 2018
A 52-year-old male patient, who underwent mitral replacement with a mechanical prosthesis as a child, sustained a cardiac arrest which was successfully resuscitated.
María Elena Arnáiz-García   +9 more
doaj   +1 more source

Semi-Automated Control System for Reaching Movements in EMG Shoulder Disarticulation Prosthesis Based on Mixed Reality Device

open access: yesIEEE Open Journal of Engineering in Medicine and Biology, 2021
Goal: The development of a control system for an electromyographic shoulder disarticulation (EMG-SD) prosthesis to rapidly achieve a task with a reduction in the operational failure of the user.
Shunta Togo   +4 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

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