The retrieval of metallic foreign bodies, such as screws, drill bits, needles, and scalpel blades, from the surgical wound during orthopaedic surgery is often a time-consuming procedure. The extra time and dissection may result in increased morbidity. We report a case during a hip arthroplasty in which a broken surgical blade could not be located with surgical dissection even with the aid of an image intensifier. The broken blade finally was retrieved with the introduction of a magnet.
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http://dx.doi.org/10.1054/arth.2000.6638 | DOI Listing |
Front Pediatr
January 2025
Department of Urology, Shenzhen Children's Hospital, Shenzhen, Guangdong, China.
Purpose: To analyze the clinical data of five patients involving intravesical magnetic beads, summarizing diagnostic and therapeutic experiences.
Methods: From January 2018 to November 2023, five pediatric patients were treated for intravesical magnetic beads at Shenzhen Children's Hospital. We retrospectively reviewed and analyzed the records of these patients, including demographic characteristics, clinical symptoms, imaging studies, and treatment methods.
Elife
January 2025
Department of Cognitive Psychology, University of Hamburg, Hamburg, Germany.
When retrieved, seemingly stable memories can become sensitive to significant events, such as acute stress. The mechanisms underlying these memory dynamics remain poorly understood. Here, we show that noradrenergic stimulation after memory retrieval impairs subsequent remembering, depending on hippocampal and cortical signals emerging during retrieval.
View Article and Find Full Text PDFHum Brain Mapp
February 2025
Research Center for Social Computing and Information Retrieval, Harbin Institute of Technology, Harbin, China.
Pattern separation and pattern completion in the hippocampus play a critical role in episodic learning and memory. However, there is limited empirical evidence supporting the role of the hippocampal circuit in these processes during complex continuous experiences. In this study, we analyzed high-resolution fMRI data from the "Forrest Gump" open-access dataset (16 participants) using a sliding-window temporal autocorrelation approach to investigate whether the canonical hippocampal circuit (DG-CA3-CA1-SUB) shows evidence consistent with the occurrence of pattern separation or pattern completion during a naturalistic audio movie task.
View Article and Find Full Text PDFNat Commun
January 2025
Centre for Marine Magnetism (CM2), Department of Ocean Science and Engineering, Southern University of Science and Technology, Shenzhen, China.
Late Miocene climate evolution provides an opportunity to assess Earth's climate sensitivity to carbon cycle perturbation under warmer-than-modern conditions. Despite its relevance for understanding the climate system, the driving mechanisms underlying profound climate and carbon cycle changes - including the enigmatic Late Miocene cooling from 7 to 5.4 million years ago - remain unclear.
View Article and Find Full Text PDFCureus
December 2024
Department of Breast, Plastic and Reconstructive Surgery, Royal Hallamshire Hospital, Sheffield, GBR.
Background The incidence of margin re-excision following breast conserving surgery (BCS) is a quality measure in the National Health Service. The threshold is less than 20% of all BCS procedures. Despite three decades of studies and a wealth of literature identifying multiple factors associated with increased risk for margin involvement, an accepted threshold rate affecting one in five procedures remains high.
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