Results 91 to 100 of about 5,515,945 (353)

Increasing Robustness of the Anesthesia Process from Difference Patient's Delay Using a State-Space Model Predictive Controller [PDF]

open access: yesProcedia Engineering 15 (2011) 928-932, 2013
The process of anesthesia is nonlinear with time delay and also there are some constraints which have to be considered in calculating administrative drug dosage. We present an Extended Kalman Filter (EKF) observer to estimate drug concentration in the patient's body and use this estimation in a state-space based Model of Predictive Controller (MPC) for
arxiv   +1 more source

Local Anesthesia Toxicity [PDF]

open access: yes, 2017
Local anesthesia (LA) provides a way to relieve temporary pain in a small part of the body and has been used for over 100 years (Fencl, 2015). LA also prevents the passage of surgical stimuli into the central nervous system (CNS) making a surgical ...
McCleery, Nicole
core   +1 more source

Global Trends in Risk Factors for Low Back Pain: An Analysis of the Global Burden of Disease Study Data From 1990 to 2021

open access: yesArthritis Care &Research, EarlyView.
Objective The increasing burden associated with low back pain (LBP) is a critical issue. This is a novel analysis of trends in risk factors for LBP aiming to identify risk factors that require further attention or consideration in global policies to reduce the burden of LBP.
Katharine E. Roberts   +5 more
wiley   +1 more source

The Onset and Duration of Action of 0.2% Lidocaine in a One-per-Mil Tumescent Solution for Hand Surgery

open access: yesArchives of Plastic Surgery, 2016
Background One-per-mil tumescent solution, which contains 0.2% lidocaine with 1:1,000,000 epinephrine, has been reported to be clinically effective for hand surgery under local anesthesia. However, it was lacking in its basic pharmacokinetics profile in
Theddeus O.H. Prasetyono   +1 more
doaj   +1 more source

Nerves and Anesthesia: A physics perspective on medicine [PDF]

open access: yesAnestezjologia i Ratownictwo 2014; 8: 252-263, 2014
We present a recent theory for nerve pulse propagation and anesthesia and argue that both nerve activity and the action of anesthetics can be understood on the basis of simple physical laws. It was found experimentally that biological membranes melt from a solid state to a liquid state just below physiological temperature. Such melting processes have a
arxiv  

Hysteresis in anesthesia and recovery: Experimental observation and dynamical mechanism [PDF]

open access: yesarXiv, 2020
The dynamical mechanism underlying the processes of anesthesia-induced loss of consciousness and recovery is key to gaining insights into the working of the nervous system. Previous experiments revealed an asymmetry between neural signals during the anesthesia and recovery processes.
arxiv  

Open hemorrhoidectomy under local anesthesia for symptomatic hemorrhoids; our experience in Ile –Ife, Nigeria [PDF]

open access: yes, 2014
Background: Ligation-excision hemorrhoidectomy is considered the gold-standard treatment for prolapsed hemorrhoids. The procedure is commonly done under general or regional anesthesia.
Adisa, AO   +4 more
core   +2 more sources

Placebo Effect Sizes in Clinical Trials of Knee Osteoarthritis Using Intra‐Articular Injections of Biologic Agents

open access: yesArthritis Care &Research, EarlyView.
Objective Patients with knee osteoarthritis rely on symptomatic treatments, in which up to 75% of the pain reduction can be attributed to the placebo effect. This effect may vary based on treatment type (eg, biologics vs nonbiologic injection) and route of administration (eg, intra‐articular vs topical vs oral).
Johanna M. Borst   +5 more
wiley   +1 more source

Efeitos do uso da adrenalina na anestesia local odontológica em portador de coronariopatia Effects of epinephrine in local dental anesthesia in patients with coronary artery disease

open access: yesArquivos Brasileiros de Cardiologia, 2007
FUNDAMENTO: A literatura é controversa no que se refere ao uso de vasoconstritores para anestesia local em cardiopatas, havendo preocupação com a indução de descompensação cardíaca.
Ricardo Simões Neves   +6 more
doaj   +1 more source

Effects of healthy lingual local sense on formant frequencies of Persian vowels [PDF]

open access: yes, 2014
Introduction: In order to evaluate the effects of healthy lingual local sense on the phonetic quality of Persian vowels, changes in their main acoustic features were analyzed following local anesthesia the surface and sides of the tongue to partly block ...
Ghorbani, Raheb.   +3 more
core  

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