Results 1 to 10 of about 45,426 (75)

Brachial Plexus Nerve Trunk Segmentation Using Deep Learning: A Comparative Study with Doctors' Manual Segmentation [PDF]

open access: yes[J]. Ultrasound in Medicine & Biology, 2024, 50(3): 374-383, 2022
Ultrasound-guided nerve block anesthesia (UGNB) is a high-tech visual nerve block anesthesia method that can observe the target nerve and its surrounding structures, the puncture needle's advancement, and local anesthetics spread in real-time. The key in UGNB is nerve identification.
arxiv   +1 more source

DXM-TransFuse U-net: Dual Cross-Modal Transformer Fusion U-net for Automated Nerve Identification [PDF]

open access: yesComputerized Medical Imaging and Graphics, 2022-07-01, Volume 99, Article 102090, 2022
Accurate nerve identification is critical during surgical procedures for preventing any damages to nerve tissues. Nerve injuries can lead to long-term detrimental effects for patients as well as financial overburdens. In this study, we develop a deep-learning network framework using the U-Net architecture with a Transformer block based fusion module at
arxiv   +1 more source

BLOCKING THE SPLANCHNIC NERVES [PDF]

open access: yesThe Journal of Nervous and Mental Disease, 1921
n ...
Preiss, G. A., Ritter, A.
openaire   +2 more sources

The effect of stretching on nerve excitability [PDF]

open access: yesHuman Movement Science 86 (2022) 103000, 2022
Nerves are frequently stretched during movement. We investigate here the effect of stretch on nerve excitability within the framework of the soliton theory. This thermodynamic theory for nerve pulse propagation relies on the presence of a melting transition in the nerve membrane.
arxiv   +1 more source

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  

Statistical modeling of diabetic neuropathy: Exploring the dynamics of nerve mortality [PDF]

open access: yes, 2023
Diabetic neuropathy is a disorder characterized by impaired nerve function and reduction of the number of epidermal nerve fibers per epidermal surface. Additionally, as neuropathy related nerve fiber loss and regrowth progresses over time, the two-dimensional spatial arrangement of the nerves becomes more clustered. These observations suggest that with
arxiv   +1 more source

Nerve Block Target Localization and Needle Guidance for Autonomous Robotic Ultrasound Guided Regional Anesthesia [PDF]

open access: yesarXiv, 2023
Visual servoing for the development of autonomous robotic systems capable of administering UltraSound (US) guided regional anesthesia requires real-time segmentation of nerves, needle tip localization and needle trajectory extrapolation. First, we recruited 227 patients to build a large dataset of 41,000 anesthesiologist annotated images from US videos
arxiv  

Intranasal Chemosensory Lateralization Through the Multi-electrode Transcutaneous Electrical Nasal Bridge Stimulation [PDF]

open access: yesarXiv, 2023
Numerous studies have been conducted on display techniques for intranasal chemosensory perception. However, a limited number of studies have focused on the presentation of sensory spatial information. To artificially produce intranasal chemosensory spatial perception, we focused on a technique to induce intranasal chemosensation by transcutaneous ...
arxiv  

Explicit homotopy limits of dg-categories and twisted complexes [PDF]

open access: yesHomology Homotopy Appl. 19. (2017). no. 2. 343-371, 2015
In this paper we study the homotopy limits of cosimplicial diagrams of dg-categories. We first give an explicit construction of the totalization of such a diagram and then show that the totalization agrees with the homotopy limit in the following two cases: (1) the complexes of sheaves of $\mathcal O$-modules on the \v{C}ech nerve of an open cover of a
arxiv   +1 more source

Neuroglobin protects nerve cells from apoptosis by inhibiting the intrinsic pathway of cell death [PDF]

open access: yesApoptosis 15:401-411 (2010), 2010
In the past few years, overwhelming evidence has accrued that a high level of expression of the protein neuroglobin protects neurons in vitro, in animal models, and in humans, against cell death associated with hypoxic and amyloid insult. However, until now, the exact mechanism of neuroglobin's protective action has not been determined.
arxiv   +1 more source

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