Results 41 to 50 of about 43,939 (232)

Metamaterial Antennas Enhance MRI of the Eye and Occipital Brain

open access: yesAdvanced Materials, EarlyView.
A radiofrequency antenna platform comprising planar and bend configurations is developed, incorporating structurally integrated epsilon‐negative metamaterial unit cells to enhance MRI. These antennas enable high‐resolution in vivo human MRI of the eye, orbit, and occipital brain. Comprehensive validation, including simulations, phantom experiments, SAR,
Nandita Saha   +14 more
wiley   +1 more source

Circadian Rhythms of Crawling and Swimming in the Nudibranch Mollusc Melibe leonina [PDF]

open access: yes, 2014
Daily rhythms of activity driven by circadian clocks are expressed by many organisms, including molluscs. We initiated this study, with the nudibranch Melibe leonina, with four goals in mind: (1) determine which behaviors are expressed with a daily ...
Kirouac, Lauren E.   +3 more
core   +2 more sources

Gaze‐Engineered 3D Augmented Reality

open access: yesAdvanced Intelligent Systems, EarlyView.
Augmented Reality (AR) systems serve as a critical interface bridging users with the metaverse. This study explores the application of human factors engineering in metaverse development, specifically investigating the integration of eye‐tracking technology to enhance AR display performance.
Naiqin Zhao   +3 more
wiley   +1 more source

Anomalous extraocular muscles in Crouzon syndrome with V-pattern exotropia

open access: yesIndian Journal of Ophthalmology, 2020
Strabismus associated with Crouzon syndrome is common and often complex. V-pattern strabismus is most commonly reported in this condition and is mainly thought to be due to an excyclorotation of the orbits and rectus muscle pulleys.
Seung Ah Chung, Seung Yeop Lee
doaj   +1 more source

Idiopathic Bilateral Extraocular Myositis in a Subject With Poorly Controlled Type 2 Diabetes Mellitus: Case Report

open access: yesFrontiers in Medicine, 2021
Background: Extraocular myositis is characterized by acute onset of orbital pain, extraocular muscle swelling, absence of thyroid disease, and effectiveness of steroid therapy.
Fuminori Tatsumi   +10 more
doaj   +1 more source

Multi‐method analysis for the three‐dimensional reconstruction of muscle fascicles from DiceCT datasets

open access: yesThe Anatomical Record, EarlyView.
Abstract Muscle architecture is a major determinant of muscle performance and, in mammalian lineages, has been correlated with both feeding ecology and locomotor behaviors. Over the past decade, contrast‐enhanced micro‐CT (DiceCT) has emerged as an alternative to traditional dissection‐based measurement.
Aleksandra Ratkiewicz   +5 more
wiley   +1 more source

Lag time for diagnosis and treatment in 1120 retinoblastoma children: Analysis from InPOG-RB-19-01

open access: yesIndian Journal of Ophthalmology
Setting: Increased lag time for diagnosis and treatment is a key determinant of adverse retinoblastoma (RB) outcomes. Analysis from INPHOG-RB-19-01, a prospective, multicentric study of newly diagnosed RB with regard to lag time and its correlation with ...
Sima Das   +17 more
doaj   +1 more source

A Core Head, Neck, and Neuroanatomy Syllabus for Physical Therapy Student Education

open access: yesClinical Anatomy, EarlyView.
ABSTRACT Head, neck, and neuroanatomy are essential components of physical therapy education due to their broad clinical applications. Detailed syllabi exist for medical students, yet none have been developed for physical therapy. This study aimed to produce an International Federation of Associations of Anatomists core head, neck, and neuroanatomy ...
Stephanie J. Woodley   +4 more
wiley   +1 more source

Right inferior rectus palsy – An unusual initial presentation of a case of disseminated fungal infection

open access: yesKerala Journal of Ophthalmology
Orbital Aspergillosis is a rare life-threatening fungal infection that is often misdiagnosed due to its nonspecific clinical and radiological appearance. In this case report, we present a case of disseminated aspergillus infection initially presenting as
Rahul S. Ranjan   +3 more
doaj   +1 more source

A Biomechanical Model of Human Oculomotor Plant Kinematics Based Upon Geometric Algebra [PDF]

open access: yes, 1993
A biomechanical model of the human oculomotor plant kinematics in 3-D as a function of muscle length changes is presented. It can represent a range of alternative interpretations of the data as a function of one parameter.
Cohen, Michael A., Pribe, Christopher A.
core   +1 more source

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