Results 41 to 50 of about 178,423 (263)

Microengineered Gradient Hydrogels for Mechanobiology

open access: yesAdvanced Healthcare Materials, EarlyView.
Gradient hydrogels are used to mimic the mechanical heterogeneity in native tissues, offering powerful in vitro platforms to study cell‐material interactions in diverse pathophysiological contexts. Here, we present a comprehensive review of the design and experimental considerations for stiffness gradient hydrogels, discussing exemplary achievements ...
Shin Wei Chong   +4 more
wiley   +1 more source

Cerebral Venous Thrombosis [PDF]

open access: yesCirculation, 2012
Case Presentation: A 20-year-old woman presented with 24 hours of severe left-sided headache associated with nausea, photophobia, and phonophobia. She was previously healthy and was taking only an oral contraceptive pill. On physical examination, she was tachycardic to 110 bpm, normotensive with a blood pressure of 108/64 mm Hg, and appeared ...
openaire   +2 more sources

Engineered Heparinized GQDS/HPEI–Polyamide Membrane for Bilirubin Removal via One Step Anti Coagulation

open access: yesAdvanced Materials Interfaces, EarlyView.
A multifunctional heparinized polyamide membrane embedded with graphene quantum dots (GQDs) and hyperbranched polyethyleneimine (HPEI) is engineered for efficient bilirubin removal via a one‐step anticoagulation–adsorption process. The membrane demonstrates enhanced hemocompatibility, prolonged clotting times, and high bilirubin adsorption capacity ...
Abdur Rehman Mushtaq Ahmad   +6 more
wiley   +1 more source

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

open access: yesAdvanced Materials Technologies, EarlyView.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi   +12 more
wiley   +1 more source

Bilateral Deep Vein Thrombosis Associated with Inferior Vena Cava Agenesis in a Young Patient Manifesting as Low Back Pain

open access: yesActa Médica Portuguesa, 2017
Congenital absence of the inferior vena cava is a rare vascular anomaly, and most cases are asymptomatic. Nevertheless, patients with inferior vena cava malformations may have increased risk of deep venous thrombosis.
Felipe Langer   +3 more
doaj   +1 more source

Anticoagulants for venous thrombosis [PDF]

open access: yesPostgraduate Medical Journal, 1997
Summary The anticoagulant agents heparin and warfarin were introduced before the era of randomised clinical trials. As a result, the indications, dosages and monitoring techniques of these drugs have undergone re-evaluation in multiple clinical trials in the past years.
openaire   +2 more sources

Material Selection and Geometric Design for Few‐filament Shape Memory Polymer Yarns for Force Generation

open access: yesAdvanced Materials Technologies, EarlyView.
A custom shape memory polymer material selection process relates quantitative application criteria (e.g., compression garment yarns) to material characterization information. The selected materials are manufactured into yarn geometries, which expand the design space by creating structural stress‐strain profiles beyond the nominal material stress‐strain
Michaela Andrews   +2 more
wiley   +1 more source

Imaging Features of Plantar Vein Thrombosis: An Easily Overlooked Condition in the Differential Diagnosis of Foot Pain

open access: yesDiagnostics
Plantar vein thrombosis is a venous disorder affecting deep plantar veins that can manifest with non-specific localized pain, plantar foot pain, swelling, and sensation of fullness.
Frederico Celestino Miranda   +6 more
doaj   +1 more source

Cerebrovascular intervention therapy worked positively in one patient with severe cerebral venous sinus thrombosis due to hyperthyroidism: a case report and review of the literature

open access: yesJournal of Medical Case Reports, 2022
Background With further understanding of cerebral venous sinus thrombosis, hyperthyroidism has gradually been revealed as a rare predisposing factor for cerebral venous sinus thrombosis, which may present as more compact clots and resistance to ...
Jia Jia   +5 more
doaj   +1 more source

A case of venous thrombosis [PDF]

open access: yesPostgraduate Medical Journal, 2001
Answers on p 606 . An 81 year old man presented with an asymptomatic swelling of his left upper limb. The patient's past medical history included angina, hypertension, and a stroke (five years previously) which left him with mild dysphasia, but no other deficit. There was no past medical or family …
D, Yeomanson   +4 more
openaire   +2 more sources

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