Results 111 to 120 of about 1,547,475 (285)

3D‐Printed Corneal Substitutes: Materials, Fabrication, and Preclinical Progress

open access: yesAdvanced Materials Technologies, EarlyView.
Successful clinical translation of 3D‐printed corneal substitutes relies on the interplay between the bioink properties, cellular component, and the fabrication process. These factors influence the critical properties of the construct, including optical transparency, mechanical stability, suture retention, that ultimately govern long‐term stromal ...
Shadi Moshayedi   +4 more
wiley   +1 more source

Artificial tears solution combination

open access: yes
[[abstract]]An artificial tears solution combination is composed mainly of an anti-inflammation and anti-oxidation material, a liquid viscosity-enhancing agent, and an artificial tears solution.
Lin, FH;Fang, HW;Tseng, CL;Hung, YJ
core  

Short-term effect of eyelid-warming device on the tear film: a randomized observational comparative study

open access: yesJournal of the Pakistan Medical Association
Objective: To evaluate the short-term effect of using an eyelid-warming device compared to artificial tears on the tear film parameters of dry eye subjects.
Manal Moalla Alharbi   +6 more
doaj   +1 more source

Programmable Pneumatic Actuator System for a Bioinspired Artificial Colon

open access: yesAdvanced Materials Technologies, EarlyView.
A modular soft robotic colon simulator driven by programmable pneumatic actuation is developed to mimic physiological and pathological‐like motility patterns of the large intestine. Finite element–guided design and distributed control enable anatomically realistic deformation for peristalsis, segmentation, and mass movements, supporting capsule ...
Andrew Bickerdike   +6 more
wiley   +1 more source

Microfabrication of Soft Millirobots Propelled by Low Voltage Electrohydraulic Actuators

open access: yesAdvanced Materials Technologies, EarlyView.
Manual layer‐by‐layer assembly is replaced by wafer‐level MEMS batch fabrication for compliant polymer‐based electrohydraulic actuators. The microfabricated devices integrate sacrificially defined microcavities, Parylene‐C‐sealed inlets, and multilayer polymer–metal films.
Shai Shmulevich   +2 more
wiley   +1 more source

Outbreak of extensively drug-resistant Pseudomonas aeruginosa associated with artificial tears [PDF]

open access: yes
Distributed via the CDC Health Alert NetworkFebruary 1, 2023, 7:00 PM ETCDCHAN-00485The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory about infections with an extensively drug-resistant strain

core  

A Constraint‐Based Analytical Framework for Design‐Space Analysis and Material Screening of Tubular Multilayer Dielectric Elastomer Pumps for Extracorporeal Circulatory Applications

open access: yesAdvanced Materials Technologies, EarlyView.
A constraint‐based analytical framework maps the coupled effects of material properties, structural parameters, and operating conditions in tubular dielectric elastomer pumps for extracorporeal circulatory applications. The approach defines performance boundaries through mechanical, electrical, and hydraulic constraints and identifies feasible design ...
Yan Zhang   +3 more
wiley   +1 more source

Studies on lipid artificial tears

open access: yes
Report-review sobre llàgrima artificial, llàgrima lipídica.The use of artificial tears is related with dry eye problems or ocular irritations. It exist different types of artificial tears.
Torrent Burgués, Juan
core  

The National Security Commission on Artificial Intelligence

open access: yes, 2021
Website documenting the work of the National Security Commission on Artificial Intelligence, including their final report regarding recommendations for advancement and national security related to "artificial intelligence, machine learning, and ...
National Security Commission on Artificial Intelligence (U.S.)
core  

Programming Actuation in 3D‐Printed Micro‐Architectures via Interfacial Adhesion Control

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐phase meniscus‐guided 3D printing method directly fabricates microscale poly(3,4‐ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) and poly(vinyl alcohol) (PVA) bilayers with in situ programmable interfaces. Modulating the meniscus stretching speed switches the interface between separated and bonded states, which controls the mechanical ...
Xiao Huan   +13 more
wiley   +1 more source

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