Results 71 to 80 of about 171,543 (348)

Impact of Biomimetic Pinna Shape Variation on Clutter Echoes: A Machine Learning Approach

open access: yesAdvanced Intelligent Systems, EarlyView.
Bats with dynamic ear structures navigate dense, echo‐rich environments, yet the echoes they receive are highly random. This study shows that machine learning can reliably detect structural signatures in these seemingly chaotic biosonar signals. The results open new directions for biologically inspired sensing, where time‐varying receiver shapes ...
Ibrahim Eshera   +2 more
wiley   +1 more source

Photoplethysmography for Quantitative Assessment of Sympathetic Nerve Activity (SNA) During Cold Stress [PDF]

open access: yes, 2019
The differences in the degree of sympathetic nerve activity (SNA) over cutaneous blood vessels, although known to be more prominent in the periphery than the core vasculature, has not been thoroughly investigated quantitatively.
Ainslie   +43 more
core   +2 more sources

Bilateral external ear canal Frey’s syndrome: a rare disease

open access: yesThe Egyptian Journal of Otolaryngology, 2020
Background Frey’s syndrome is a socially embarrassing condition commonly involving preauricular area after parotidectomy surgery or trauma to the face. Frey’s syndrome over the external ear canal without a prior history of trauma or surgery is extremely ...
Boon Chin Te, Asma Abdullah
doaj   +1 more source

A Novel Missense Variant in LMX1A Leads to Autosomal Dominant Nonsyndromic Hearing Loss

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Hereditary nonsyndromic hearing loss (NSHL) is a prevalent entity associated with over 150 known causative genes, including LMX1A, which has fewer than 10 reported pathogenic variants. Here we present a novel missense variant in LMX1A in a family of European descent with hereditary hearing loss. Clinical and family histories were obtained, and
Ryan Chen   +3 more
wiley   +1 more source

Canal cholesteatoma in canal stenosis: a case report

open access: yesJournal of Health Sciences, 2019
Purpose : We present a-12-year old female with canal stenosis and canal cholesteatoma. We discuss the clinical, radiological and treatment option for canal cholesteatoma in canal stenosis Discussion : Congenital canal atresia is a failure of the
Asma Abdullah   +3 more
doaj   +1 more source

The Effects of Ear Dimensions and Product Attributes on the Wearing Comfort of Wireless Earphones

open access: yesApplied Sciences, 2020
The purpose of this study was to evaluate the wearing comfort of wireless earphones. In order to test the effects of ear dimensions with the product characteristics on wearing comfort, first, a total of six ear dimensions were selected. In addition, each
Haseung Song   +3 more
doaj   +1 more source

Meatoplasty in Canal wall down Surgery: Our Experience and Literature Review [PDF]

open access: yesIranian Journal of Otorhinolaryngology, 2017
Introduction: Meatoplasty is the final and essential step in performing effective canal wall down surgery for chronic otitis media. In this article we review some previous techniques and discuss our preferred method.
Faramarz Memari   +4 more
doaj   +1 more source

Nance‐Horan Syndrome: Further Delineation of the Affected Male and the Female Carrier Phenotypes

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Nance‐Horan syndrome (NHS; OMIM 302350) is a rare, X‐linked syndrome characterized by bilateral congenital cataracts leading to profound vision loss, specific dental anomalies including characteristic screwdriver blade‐shaped incisors, facial anomalies, and intellectual disability.
Maria K. Haanpää   +14 more
wiley   +1 more source

Effect of cochlear implant electrode insertion on middle-ear function as measured by intra-operative laser Doppler vibrometry [PDF]

open access: yes, 2009
Hypothesis: The aim of this study was to investigate the impact of cochlear implant electrode insertion on middle-ear low frequency function in humans.Background: Preservation of residual low frequency hearing with addition of electrical speech ...
Bamiou, DE   +6 more
core   +1 more source

Association between the ABCC11 gene polymorphism-determined earwax properties and external auditory canal microbiota in healthy adults

open access: yesMicrobiology Spectrum
The concept of genome–microbiome interactions, in which the microenvironment determined by host genetic polymorphisms regulates the local microbiota, is important in the pathogenesis of human disease.
Yasunobu Amari   +25 more
doaj   +1 more source

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