Results 61 to 70 of about 94,601 (308)

Adaptive 4D‐Printed Vascular Stents With Low‐Temperature‐Activated and Intelligent Deployment

open access: yesAdvanced Functional Materials, EarlyView.
Microarchitected coronary artery stents were fabricated using a polycaprolactone (PCL)‐based shape memory polymer (SMP) composite via projection micro‐stereolithography (PµSL) 4D printing. By incorporating diethyl phthalate (DEP) as a plasticizer, the thermal transition temperature (Ttran) was modulated to about 37°C, enabling rapid and autonomous ...
Yannan Li   +12 more
wiley   +1 more source

Stable fixation of an osseointegated implant system for above-the-knee amputees: titel RSA and radiographic evaluation of migration and bone remodeling in 55 cases. [PDF]

open access: yes, 2012
Background and purposeRehabilitation of patients with transfemoral amputations is particularly difficult due to problems in using standard socket prostheses.
Antonellis, Anne   +5 more
core   +2 more sources

MAGTWIST: A Magnetically‐Driven Rotary Actuator Using a Traveling‐Wave With Integrated Stiffness Tunability

open access: yesAdvanced Functional Materials, EarlyView.
MAGTWIST: A compact magnetic rotary actuator, enabling smooth, stepless rotation, and on‐demand locking. Inspired by peristalsis, a soft polymer belt generates a traveling‐wave, enabling 270° rotation when heated. Cooling stiffens the belt, locking it in position and enabling it to withstand high loads.
Simon Frieler   +3 more
wiley   +1 more source

Targeting the ARRDC3–DRP1 Axis via hUMSC‐Derived Exosomal CRYAB for Neuroprotection in Cerebral Ischemia/Reperfusion Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
Intranasally administered hUMSC‐derived exosomes modulate the CRYAB–ARRDC3–Drp1 axis, alleviating mitochondrial dysfunction and ferroptosis, enhancing neuronal survival, reducing oxidative stress, and promoting functional recovery in ischemia‐reperfusion injury, offering a promising therapeutic strategy for ischemic stroke.
Rong ji   +7 more
wiley   +1 more source

Smart Catheters for Diagnosis, Monitoring, and Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a comprehensive review of smart catheters, an emerging class of medical devices that integrate embedded sensors, robotics, and communication systems, offering increased functionality and complexity to enable real‐time health monitoring, diagnostics, and treatment. Abstract This review explores smart catheters as an emerging class of
Azra Yaprak Tarman   +12 more
wiley   +1 more source

UTILIZAÇÃO DE PLACA DE TITÂNIO SEMITUBULAR COM GARRAS PARA ESTABILIZAÇÃO DAS FRATURAS DE RÁDIO E ULNA DE CÃES MINIATURAS

open access: yesCiência Animal Brasileira, 2010
O terço distal do rádio e ulna é o local de maior incidência dos processos traumáticos dos membros torácicos em cães. Particularmente em raças miniaturas, as fraturas do terço distal do rádio e da ulna estão frequentemente associadas a complicações, tais
Fabrício Bernardo de Jesus Brasil
doaj   +1 more source

La fijación externa en el tratamiento de las fracturas de extremidad distal de radio: Revisión de 83 casos [PDF]

open access: yes, 2003
Se presenta un estudio retrospectivo de 83 casos de fractura de extremidad distal de radio tratadas con fijación externa, exclusivamente o asociada a otros métodos de tratamiento, con un seguimiento medio de 15 meses.
Arnau, Rosana   +4 more
core  

Redefining Therapies for Drug‐Resistant Tuberculosis: Synergistic Effects of Antimicrobial Peptides, Nanotechnology, and Computational Design

open access: yesAdvanced Healthcare Materials, EarlyView.
Antimicrobial peptide (AMP)‐loaded nanocarriers provide a multifunctional strategy to combat drug‐resistant Mycobacterium tuberculosis. By enhancing intracellular delivery, bypassing efflux pumps, and disrupting bacterial membranes, this platform restores phagolysosome fusion and macrophage function.
Christian S. Carnero Canales   +11 more
wiley   +1 more source

Tratamento da pseudo-artrose do terço distal do rádio Treatment of nounion in the third distal of the radio

open access: yesActa Ortopédica Brasileira, 2005
Os autores apresentaram um estudo prospectivo de quatro pacientes portadores de pseudo-artrose no terço distal do rádio. Dois eram do sexo feminino e dois do masculino, com idade média de 42,5 anos.
Marco Aurélio Sertório Grecco   +5 more
doaj   +1 more source

Fracturas complejas intrarticulares del radio distal. Su tratamiento mediante fijación externa. [PDF]

open access: yes, 2007
Se presentan 135 casos de fractura compleja de radio distal tratadas con fijador externo. Los resultados funcionales fueron buenos o excelentes en 95 de los 135 casos (70,3%).
Arenas Planelles, Antonio   +3 more
core  

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