Results 161 to 170 of about 5,443,198 (404)

The Space Within: How Architected Voids Promote Tissue Formation

open access: yesAdvanced Materials, EarlyView.
This review explores the role of void spaces in tissue engineering scaffolds and examines four key methods for introducing porosity into hydrogels at different scales. It discusses sacrificial templating, microgels, phase separation, and 3D printing, highlighting principles, advantages, and limitations. It also addresses emerging strategies integrating
Anna Puiggalí‐Jou   +3 more
wiley   +1 more source

Levels of pressure for adolescent students and risk indicators for arterial hypertension - a descriptive study

open access: yesOnline Brazilian Journal of Nursing, 2006
This transversal, descriptive, and analytical study attempts to identify the levels of pressure for a determined population of adolescent students and the risk indicators of significant association for arterial hypertension. The research was developed in
Francisca Georgina Macêdo de Sousa   +1 more
doaj  

Physical Intelligence in Small‐Scale Robots and Machines

open access: yesAdvanced Materials, EarlyView.
“Physical intelligence” (PI) empowers biological organisms and artificial machines, especially at the small scales, to perceive, adapt, and even reshape their complex, dynamic, and unstructured operation environments. This review summarizes recent milestones and future directions of PI in small‐scale robots and machines.
Huyue Chen, Metin Sitti
wiley   +1 more source

Oxidized low-density lipoprotein and ankle-brachial pressure index in patients with clinically evident peripheral arterial disease

open access: gold, 2010
Ruben Miguel Ayzin Rosoky   +5 more
openalex   +1 more source

Sculpting the Future of Bone: The Evolution of Absorbable Materials in Orthopedics

open access: yesAdvanced Materials, EarlyView.
This review summarizes the current status of polymeric, ceramic, and metallic absorbable materials in orthopedic applications, and highlights several innovative strategies designed to enhance mechanical performance, control degradation, and promote bioactivity. We also discuss the progress and translational potential of absorbable materials in treating
Zhao Wang   +13 more
wiley   +1 more source

Circuit for detecting initial systole and dicrotic notch [PDF]

open access: yes, 1974
Circuitry is disclosed for processing an arterial pressure waveform to produce during any one cycle a pulse corresponding to the initial systole and a pulse corresponding to the dicrotic notch.
Gebben, V. D., Webb, J. A., Jr.
core   +1 more source

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