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High-Pressure Injection Injury of the Hand-A Rare but True Surgical Emergency.
J Clin Med
December 2024
Department of Morpho-Functional Sciences (II), Faculty of Medicine, "Grigore T. Popa" University of Medicine and Pharmacy, 700020 Iasi, Romania.
: The aim is to bring attention to the existence of a rare type of trauma of the hand, high-pressure injection injury, that appears to be minor with negligible signs and symptoms within the first hours after the accident, but in reality, produces significant tissue destruction with severe consequences. Recognizing this type of trauma by medical personnel, understanding the mechanisms involved, and knowing the etiological and prognostic factors can lead to early treatment initiation and avoid severe mutilating sequelae. : A retrospective study on 16 patients diagnosed with high-pressure injection injuries, including water, air, paint, paint mixed paint with thinner, petroleum jelly, and lime (washable paint containing calcium oxide).
View Article and Find Full Text PDFIntelligent Beam-Hopping-Based Grant-Free Random Access in Secure IoT-Oriented Satellite Networks.
Sensors (Basel)
January 2025
School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing 100876, China.
This research presents an intelligent beam-hopping-based grant-free random access (GFRA) architecture designed for secure Internet of Things (IoT) communications in Low Earth Orbit (LEO) satellite networks. In light of the difficulties associated with facilitating extensive device connectivity while ensuring low latency and high reliability, we present a beam-hopping GFRA (BH-GFRA) scheme that enhances access efficiency and reduces resource collisions. Three distinct resource-hopping schemes, random hopping, group hopping, and orthogonal group hopping, are examined and utilized within the framework.
View Article and Find Full Text PDFMassive Localized Lymphedema, Wound Care Without Major Surgical Excision: A Case Report.
Adv Skin Wound Care
January 2025
Danique Heuvelings, MD, is Medical Doctor and Surgical PhD Candidate, Department of Surgery, Maastricht University Medical Center, Maastricht, the Netherlands, and NUTRIM School of Nutrition and Translational Research in Metabolism, Maastricht University. Also at Department of Surgery, Maastricht University Medical Center, Jishmaël van der Horst, MD, is Clinical Specialist, and Fanny Pelzer, MD, is Wound Care Nurse. Frits Aarts, MD, PhD, is Oncological Surgeon, Department of Surgery, VieCuri Medical Centre, Venlo, the Netherlands. Sanne Engelen, MD, PhD, is Oncological Surgeon, Department of Surgery, Maastricht University Medical Center.
Massive localized lymphedema (MLL) is a benign overgrowth of lymphoproliferative tissue that is primarily observed in adults with class III obesity. Patients present with a painless mass that has usually been present for a considerable period. Consultation of a healthcare professional typically takes place when MLL-related complaints interfere with daily living.
View Article and Find Full Text PDFManaging Recurrent Carbon Dioxide Embolism During Laparoscopic Hepatectomy With Transesophageal Echocardiography Guidance: A Case Report.
A A Pract
January 2025
Department of Anesthesiology and Perioperative Medicine, University of California - Irvine, Irvine, California.
Carbon dioxide gas emboli is a potentially fatal complication that occurs more frequently during laparoscopic hepatectomy compared to other laparoscopic surgeries. The patient featured in this report had massive gas embolism confirmed by intraoperative transesophageal echocardiography (TEE) that were associated with episodes of severe hypoxemia, hemodynamic instability, and right ventricular failure requiring conversion to open hepatectomy. Abrupt abdominal decompression resulted in massive hemorrhage from a previously undetected defect in the middle hepatic vein.
View Article and Find Full Text PDFSynchronization of two coupled massive oscillators in the time-delayed Kuramoto model.
Chaos
January 2025
Department of Physics, Isfahan University of Technology, Isfahan 84156-83111, Iran.
We examine the impact of the time delay on two coupled massive oscillators within the second-order Kuramoto model, which is relevant to the operations of real-world networks that rely on signal transmission speed constraints. Our analytical and numerical exploration shows that time delay can cause multi-stability within phase-locked solutions, and the stability of these solutions decreases as the inertia increases. In addition to phase-locked solutions, we discovered non-phase-locked solutions that exhibit periodic and chaotic behaviors, depending on the amount of inertia and time delay.
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