Results 111 to 120 of about 1,072,961 (339)

Reconstrução cirúrgica da estenose cicatricial de vias biliares pós-colecistectomia

open access: yesRevista do Colégio Brasileiro de Cirurgiões
OBJETIVO: Avaliar uma série de casos de estenose cicatricial de vias biliares pós-colecistectomia submetidos à reconstrução cirúrgica. MÉTODOS: Foi realizado estudo retrospectivo de 27 pacientes submetidos à reconstrução cirúrgica da via biliar por ...
Aderivaldo Coelho de Andrade
doaj   +1 more source

Cervical esophagogastric anastomosis with invagination after esophagectomy Anastomose esofagogástrica cervical com invaginação após esofagectomia

open access: yesActa Cirúrgica Brasileira, 2012
PURPOSE: To evaluate the incidence of fistula and stenosis of the cervical esophagogastric anastomosis with invagination of the proximal esophageal stump into the stomach after subtotal esophagectomy.
Alexandre Cruz Henriques   +4 more
doaj   +1 more source

Urine metabolomic analysis to detect metabolites associated with the development of contrast induced nephropathy. [PDF]

open access: yes, 2016
ObjectiveContrast induced nephropathy (CIN) is a result of injury to the proximal tubules. The incidence of CIN is around 11% for imaging done in the acute care setting.
Diercks, Deborah B   +3 more
core   +1 more source

Polyanhydride‐Based Microparticles for Programmable Pulsatile Release of Diphtheria Toxoid (DT) for Single‐Injection Self‐Boosting Vaccines

open access: yesAdvanced Materials, EarlyView.
This study presents a polyanhydride‐based delivery platform for single‐injection, self‐boosting vaccines. The system enables programmable, pulsatile release of diphtheria toxoid with high antigen recovery and is guided by machine learning for tunability. In vivo results show immune responses comparable to multi‐dose regimens, highlighting its potential
Linzixuan Zhang   +17 more
wiley   +1 more source

Morphometric analysis of intimal thickening secondary to stent placement in pig carotid arteries Análise morfométrica do espessamento intimal secundário ao implante de stent em artérias carótidas de suínos

open access: yesActa Cirúrgica Brasileira, 2008
OBJECTIVE: To evaluate intimal thickening secondary to stent placement or to insertion of the delivery system without stent placement in pig carotid arteries. METHODS: Stents were placed in the right common carotid arteries of 7 pigs, and 7 other control
Márcio Bastiani Pasa   +2 more
doaj   +1 more source

Stroke and migraine is there a possible comorbidity? [PDF]

open access: yes, 2016
The association between migraine and stroke is still a dilemma for neurologists. Migraine is associated with an increased stroke risk and it is considered an independent risk factor for ischaemic stroke in a particular subgroup of patients.
Del Balzo, Francesca   +7 more
core   +2 more sources

The Rise of Mechanobiology for Advanced Cell Engineering and Manufacturing

open access: yesAdvanced Materials, EarlyView.
With the growing demand for cell‐based therapies, efficient cellular engineering is crucial. This review calls for greater recognition of mechanobiology principles applied through advanced biomaterial designs, mechanical confinement, and highlights recent advances using micro/nanotechnologies to enhance cell manufacturing.
Huan Ting Ong   +8 more
wiley   +1 more source

Targeted Local Delivery via Fiber‐Embedded Flexible Microchannels Integrated with Film‐Based Implantable Probes

open access: yesAdvanced Materials Technologies, EarlyView.
In this study, a fiber‐embedded drug delivery channel for implantable microprobes, demonstrating the first functional drug delivery system using flexible LCP‐based probes, is developed. The design incorporates fibers for site‐selective drug delivery and electrical functions. The utilization of monolithic thermal bonding simplifies fabrication.
Jaehwan Byun   +6 more
wiley   +1 more source

Novel pathways of heart failure with preserved ejection fraction [PDF]

open access: yes, 2016
INTRODUCTION: Diastolic heart failure (HF) i.e., HF with preserved ejection fraction (HFpEF) accounts for ~50% of all clinical HF presentations; but unlike systolic HF i.e., HF with reduced ejection fraction (HFrEF), there are no evidenced based ...
Li, Shanpeng
core   +2 more sources

Influence of heart rate, preload, afterload, and inotropic state on myocardial ultrasonic backscatter.

open access: yesCirculation, 1988
Ultrasonic backscatter is substantially modified by pathologic changes in myocardium. Influence of physiologic changes in heart rate, mean arterial pressure, preload, and inotropic state were studied in 17 anesthetized open-chest dogs.
Kiran B. Sagar   +5 more
semanticscholar   +1 more source

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