Results 31 to 40 of about 677,416 (362)

Development of NMDA receptors contributes to the enhancement of electroencephalogram oscillations under volatile anesthetics in rats

open access: yesFrontiers in Neural Circuits, 2022
BackgroundVolatile anesthetics including sevoflurane and isoflurane enhance oscillations of cortical electroencephalogram (EEG), partly by their modulations on glutamate-mediated excitatory synaptic transmission. Expression of NMDA receptors is increased
Mingyue Zhang   +11 more
doaj   +1 more source

Macaque's Cortical Functional Connectivity Dynamics at the Onset of Propofol-Induced Anesthesia [PDF]

open access: yesarXiv, 2021
Propofol, when administered for general anesthesia, induces oscillatory dynamic brain states that are thought to underlie the drug's pharmacological effects. Despite the elucidation of propofol's mechanisms of action at the molecular level, its effects on neural circuits and overall cortical functioning, which eventually lead to unconsciousness, are ...
arxiv  

Comparison of Pain Level After Cataract Surgery Using Local Anesthesia versus General Anesthesia at Eye Hospital [PDF]

open access: yes, 2022
Background: Patients undergoing surgery may experience postoperative pain. The purpose of this study was to compare postoperative pain after cataract surgery with local anesthesia and general anesthesia performed at the Eye Hospital.Materials and Methods:
Lubis, Andriamuri Primaputra, Sherwin
core   +2 more sources

Efficacy of Three Different Prophylactic Treatments for Postoperative Nausea and Vomiting after Vitrectomy: A Randomized Clinical Trial [PDF]

open access: yes, 2019
Postoperative nausea and vomiting (PONV) after vitreoretinal surgery may potentially be associated with severe complications, such as suprachoroidal hemorrhage.
Astuto, M.   +18 more
core   +3 more sources

Ropivacaine as the drug of choice for regional anesthesia: why so?

open access: yesМедицина болю, 2021
While writing the article, we analyzed all the studies related to ropivacaine for the first half of 2021, which were published in PubMed. Previous review articles on ropivacaine were also analyzed.
Dmytro Dmytriiev, Yevhen Lisak
doaj   +1 more source

Long-term functional patency and cost-effectiveness of arteriovenous fistula creation under regional anesthesia: a randomized controlled trial [PDF]

open access: yes, 2020
BACKGROUND:Regional anesthesia improves short-term blood flow through arteriovenous fistulas (AVFs). We previously demonstrated that, compared with local anesthesia, regional anesthesia improves primary AVF patency at 3 months.
Aitken, Emma   +7 more
core   +1 more source

INTRAVENOUS LOCAL ANESTHESIA [PDF]

open access: yesJournal of the American Medical Association, 1912
In searching for a method to avoid the difficulties of nerve-blocking anesthesia, Bier 1 developed the idea of Venenanasthesie which he reported at the thirty-seventh German Surgical Congress, in 1908. In 1909, he reported a series of 134 cases and gave in detail the technic of the method. 2 The anesthetizing solution is injected into the veins, in a
openaire   +3 more sources

Immediate reaction to lidocaine with periorbital edema during upper blepharoplasty [PDF]

open access: yes, 2016
Introduction: Blepharoplasty is the fourth most commonly performed cosmetic surgery in the US, with 207,000 operations in 2014. Lidocaine is the preferred anesthetic agent for blepharoplasty.
Presman, Benjamin   +2 more
core   +2 more sources

Automatic Ultrasound Image Segmentation of Supraclavicular Nerve Using Dilated U-Net Deep Learning Architecture [PDF]

open access: yesarXiv, 2022
Automated object recognition in medical images can facilitate medical diagnosis and treatment. In this paper, we automatically segmented supraclavicular nerves in ultrasound images to assist in injecting peripheral nerve blocks. Nerve blocks are generally used for pain treatment after surgery, where ultrasound guidance is used to inject local ...
arxiv  

General anesthesia reduces complexity and temporal asymmetry of the informational structures derived from neural recordings in Drosophila [PDF]

open access: yesPhys. Rev. Research 2, 023219 (2020), 2019
We apply techniques from the field of computational mechanics to evaluate the statistical complexity of neural recording data from fruit flies. First, we connect statistical complexity to the flies' level of conscious arousal, which is manipulated by general anesthesia (isoflurane).
arxiv   +1 more source

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