Results 41 to 50 of about 123,680 (172)

BrainZ-BP: A Non-invasive Cuff-less Blood Pressure Estimation Approach Leveraging Brain Bio-impedance and Electrocardiogram [PDF]

open access: yesarXiv, 2023
Accurate and continuous blood pressure (BP) monitoring is essential to the early prevention of cardiovascular diseases. Non-invasive and cuff-less BP estimation algorithm has gained much attention in recent years. Previous studies have demonstrated that brain bio-impedance (BIOZ) is a promising technique for non-invasive intracranial pressure (ICP ...
arxiv  

Comparison of effects of ProSeal LMA™ laryngeal mask airway cuff inflation with air, oxygen, air:oxygen mixture and oxygen:nitrous oxide mixture in adults: A randomised, double-blind study

open access: yesIndian Journal of Anaesthesia, 2016
Background and Aims : Laryngeal mask airway (LMA) cuff pressure increases when the air is used for the cuff inflation during oxygen: nitrous oxide (O 2 :N 2 O) anaesthesia, which may lead to various problems.
Mona Sharma   +4 more
doaj   +1 more source

Tracheal tube cuff inflation guided by pressure volume loop closure associated with lower postoperative cuff-related complications: Prospective, randomized clinical trial

open access: yesSaudi Journal of Anaesthesia, 2014
Background: The main function of an endotracheal tube (ETT) cuff is to prevent aspiration. High cuff pressure is usually associated with postoperative complications.
Waleed A Almarakbi, Abdullah M Kaki
doaj   +1 more source

The Likelihood Encoder for Source Coding [PDF]

open access: yesarXiv, 2013
The likelihood encoder with a random codebook is demonstrated as an effective tool for source coding. Coupled with a soft covering lemma (associated with channel resolvability), likelihood encoders yield simple achievability proofs for known results, such as rate-distortion theory.
arxiv  

Osteoarthritis progression of the shoulder: A long-term follow-up after mini-open rotator cuff repair

open access: yesJournal of Orthopaedic Surgery, 2018
Objective: This study aimed to investigate whether (1) the primary repair of rotator cuff tears can prevent the progression of osteoarthritis (OA) and (2) the quality of postoperative cuff integrity affects the incidence of osteoarthritic changes ...
Tomoyuki Matsuba   +4 more
doaj   +1 more source

New algorithm of cuff-tissue-artery system modeled as the space axisymmetric problem [PDF]

open access: yesarXiv, 2020
In this paper, mathematical models for cuff-tissue-artery system are developed and simplified into an axisymmetric problem in space. It is nonlinear properties of cuff and artery wall that make it difficult to solve elastic equations directly with the finite element method, hence a new iteration algorithm derived from principle of virtual work is ...
arxiv  

Elongated cuff-endotracheal tube to decrease the chance of pulmonary aspiration

open access: yesJournal of Research in Medical Sciences, 2008
N ...
Hadi Beihaghi, Ali Dabbagh
doaj  

Communication Requirements for Generating Correlated Random Variables [PDF]

open access: yesarXiv, 2008
Two familiar notions of correlation are rediscovered as extreme operating points for simulating a discrete memoryless channel, in which a channel output is generated based only on a description of the channel input. Wyner's "common information" coincides with the minimum description rate needed.
arxiv  

Optimal Equivocation in Secrecy Systems a Special Case of Distortion-based Characterization [PDF]

open access: yesarXiv, 2013
Recent work characterizing the optimal performance of secrecy systems has made use of a distortion-like metric for partial secrecy as a replacement for the more traditional metric of equivocation. In this work we use the log-loss function to show that the optimal performance limits characterized by equivocation are, in fact, special cases of distortion-
arxiv  

Soft Covering with High Probability [PDF]

open access: yesarXiv, 2016
Wyner's soft-covering lemma is the central analysis step for achievability proofs of information theoretic security, resolvability, and channel synthesis. It can also be used for simple achievability proofs in lossy source coding. This work sharpens the claim of soft-covering by moving away from an expected value analysis. Instead, a random codebook is
arxiv  

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