Journal of Medical Imaging and Radiation Sciences最新文献

{"title":"“Digital Twin” Intelligent Management of Large Medical Equipment Based On Internet of Things Platform","authors":"","doi":"10.1016/j.jmir.2024.101481","DOIUrl":"10.1016/j.jmir.2024.101481","url":null,"abstract":"<div><h3>Background</h3><div>The implementation of China's Healthy China strategy and the development of new medical infrastructure have led to the widespread deployment of various medical equipment across all levels of healthcare institutions. These instruments serve critical functions such as health checkups, disease screening, diagnosis, treatment, and therapeutic evaluation, forming the essential backbone for a hospital's normal operation. Nevertheless, the challenge persists in transitioning from Breakdown Maintenance to Prejudgment due to the vast and diverse array of medical equipment.</div></div><div><h3>Method</h3><div>Utilizing Internet of Things (IoT) digital twin technology, a comprehensive evaluation management system for large medical equipment is established. The system parses operational logs to fully reconstruct the dynamic usage patterns of the equipment. Standard data interfaces are interconnected with existing information systems to create a real, objective, automated, and normalized platform for analyzing equipment operation, usage, quality control, and efficiency data. This platform facilitates equipment monitoring, early warning, quality control management, and decision-making applications.</div></div><div><h3>Result</h3><div>Real-time remote monitoring of equipment operating status is achieved 24/7, providing immediate awareness of current equipment states such as shutdown, standby, and downtime. This enhances the quality and efficiency of equipment operation and maintenance. Different levels of risk warnings are pushed, guiding biomedical engineers to take timely and effective measures. Predictive estimation of the lifespan of core components enables proactive, foresighted equipment maintenance management, effectively controlling maintenance costs. Real-time remote monitoring of core parameters allows for efficient intelligent inspections, enhancing maintenance efficiency and reducing downtime.</div></div><div><h3>Conclusion</h3><div>The system enables real-time remote monitoring of medical equipment, achieving dynamic and refined management. It enhances operational quality, efficiency, and decision-making capabilities by integrating IoT and cloud platforms into the management and early warning system for major medical equipment in large hospitals.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530052","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"An investigation of parental involvement in explaining imaging procedures to children in an Irish paediatric hospital","authors":"","doi":"10.1016/j.jmir.2024.101540","DOIUrl":"10.1016/j.jmir.2024.101540","url":null,"abstract":"<div><h3>Background</h3><div>Children often present for imaging displaying signs of distress and anxiety about their surroundings. Authors agree there are deficiencies in how this anxiety and distress is addressed. When children are anxious, the challenges in producing diagnostic images cannot be underestimated. Parents have a pivotal role in explaining examinations to children, as inherently they hold the utmost trust from their child.</div></div><div><h3>Purpose</h3><div>The current investigation determined measures taken by parents to prepare their child for imaging and considered the effectiveness of these measures.</div></div><div><h3>Methods</h3><div>Parents of children aged two to sixteen were interviewed over nine days in one large, paediatric, city centre hospital. The interview established the content of parental explanations, sources of information from which parents drew their information, and parents’ opinion of the child's tolerance of the examination. The 32 interview transcripts underwent thematic analysis. The accuracy and age appropriateness of the explanations were considered, parental perceptions of child tolerance were analysed, and useful resources for future reference were considered.</div></div><div><h3>Results</h3><div>Parents who talked to their children gave age-appropriate explanations. Parents consider practical information is important, including what rooms look like, the machinery, noises and lead coats. However, a majority of parents did not speak to their children about an examination in advance of arriving at the hospital. Parents perceptions of how well a child tolerates an examination are focussed on whether the examination is completed and an image produced rather than how well the child copes.</div></div><div><h3>Conclusions</h3><div>Presentation of information in easily noticeable, visual formats, especially within waiting rooms, could promote conversations between child and parent, and enable greater preparation of children for imaging. Information should emphasise the practical aspects of procedures. Radiographer initiatives are needed to educate parents that imaging procedures do not have to be stressful for children.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530412","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Clinical audit of Radiology department in central government hospital of Nepal","authors":"","doi":"10.1016/j.jmir.2024.101531","DOIUrl":"10.1016/j.jmir.2024.101531","url":null,"abstract":"<div><h3>Background</h3><div>Equitable access to quality health services is a fundamental right of every citizen. As access to quality health services is an important domain of universal health coverage. Clinical audit is a crucial tool for maintaining a high standard of care in the hospital. This study aims to highlight the discrepancies between actual practice and standard in order to identify the changes needed to improve the quality of care and to implement the changes of Radiology department in central government hospital of Nepal.</div></div><div><h3>Methods</h3><div>A descriptive, cross-sectional survey encompassing central government hospital was conducted. A structured online questionnaire comprising 41 questions was employed and classified into 2 sections, encompassing demographic data and clinical audit tool. Microsoft Excel and SPSS V.25 were used to analyze the data, and frequencies were computed.</div></div><div><h3>Results</h3><div>Of the 31 central government hospitals in Nepal, 19 (61.3%) are located in Bagmati province. Six of the thirty-one hospital radiography staff members have completed at least BLS or ACLS training. There is no biomedical engineering support at 8 Hospital. Hospitals that have adopted RIS or PACS are 41.9%. There are no personnel radiation dose monitoring devices in 22 out of 31 hospitals. Only six hospitals provide staff members with recurring radiation protection training. In the imaging sector, 74.2% of hospitals have an obvious radiation hazard warning for expectant moms.</div></div><div><h3>Conclusion</h3><div>This study highlights the relatively medium level of clinical audit in central government hospital of Nepal. However, the identified lack of knowledge pertaining to the clinical audit emphasizes the need for further education and training in this area. To address this gap, we recommend the establishment of comprehensive orientation of clinical audit for radiology professionals. Encouraging equitable and high-quality healthcare will aid in achieving the Sustainable Development Goals (SDGs) through clinical audit.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530490","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The novel phantom-less quantitative computed tomography for different CT machine systems: Bone mineral density quality assurance evaluation","authors":"","doi":"10.1016/j.jmir.2024.101518","DOIUrl":"10.1016/j.jmir.2024.101518","url":null,"abstract":"<div><h3>Background/Purpose</h3><div>Quality assurance (QA) study is a significant research for bone mineral densitometry (BMD). Especially for quantitative computed tomography (QCT), such study was clinical practical as QCT bone density measurements were generally executed on different CT machines. This QA study aimed to evaluate quality parameters includes accuracy and precision of vBMD measurements by a novel phantom-less QCT (PL-QCT) on different CT machines. European spine phantom (ESP) was used as measurement reference in this study.</div></div><div><h3>Methods</h3><div>10 CT machines and 100 patients were enrolled. For each CT machine, the ESP was scanned independently 10 times with repositioning under 120kV. CT data of 10 patients scanned on the same CT machine in the same day under 120kV were randomly selected for PL-QCT BMD calibration. An automatic algorithm was used for calibration region of interest (ROI) placement on soft tissues (muscle and fat) in PL-QCT software. ESP reference values by manufacturer were used as standard for BMD measurements evaluation.</div></div><div><h3>Results</h3><div>For all CT machines, the average of ten repeated ESP L1-3 vBMD measurements did not exceed ±5mg/cm3 in comparison with ESP reference value. Only one CT machine failed to satisfy the ±5mg/cm3 threshold for L3 segment. The linear regression of the three vBMD measurements for each CT scanner yielded a median SEE of 1.44 mg/cm3, with a range from 1.37 to 2.28 mg/cm3. The mean and range of the coefficients of variation measured by all CT scanners was approximately 0.12% (0.11-0.14%).</div></div><div><h3>Conclusions</h3><div>The deviations of BMD results on different CT machines are within the acceptable range. This novel PL-QCT was a reliable and applicable osteoporosis evaluation device, combining its benefits on retrospective screening, it could be a QCT technique worth promoting.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530645","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A critical analysis of personal radiation protection in the catheterization laboratory: A systematic review","authors":"","doi":"10.1016/j.jmir.2024.101534","DOIUrl":"10.1016/j.jmir.2024.101534","url":null,"abstract":"<div><h3>Background / Purpose</h3><div>Over the last decade, there has been a growing body of evidence on the adverse health effects of occupational exposure to ionizing radiation from fluoroscopically guided procedures, including left-sided brain tumors, skin cancer, posterior subcapsular lens changes, and thyroid disease. It is assumed that traditional radiation protection equipment provides adequate protection from exposure to scattered radiation. However, a growing body of evidence casts doubt on whether cath lab personnel exposed to ionizing radiation are being adequately protected.</div></div><div><h3>Methods</h3><div>A systematic literature review was used to identify, select, and critically appraise research to determine the efficacy of personal protection equipment currently worn in the catheterization lab. The literature reviewed was collected from the following databases: CINAHL, PubMed, Science Direct, and Medline. The search was limited to full-text and scholarly journals published between 2013 and 2023 in the English language. Articles were selected for inclusion based on relevance. The literature search for this systematic review was performed using the Preferred Reporting Items for Systematic Reviews and Meta-analyses reporting guidelines.</div></div><div><h3>Results</h3><div>The recurring theme in this literature review is that the orientation of the body to the source of radiation scatter appears to be critical and significantly reduces the effectiveness of personal radiation protection equipment in the cath lab.</div></div><div><h3>Conclusion</h3><div>The orientation of personnel who perform fluoroscopically guided procedures towards the source of scatter exposes them significantly to radiation. Traditional personal radiation protection aprons and equipment frequently provide inadequate shielding in the cath lab environment. Considering the increasing evidence highlighting the occupational risks associated with fluoroscopy, it is crucial to reassess personal radiation protection to ensure the safety and well-being of interventional teams responsible for life and limb saving procedures.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530493","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessment Of Image Quality & Radiation Dose in Chest CT by Varying kVp, mAs & Pitch on 128 DSCT (Somatom Definition Flash, Siemens Healthcare) by Using PBU-60 Whole Body Phantom Kyoto Kagaku Ltd., Japan","authors":"","doi":"10.1016/j.jmir.2024.101520","DOIUrl":"10.1016/j.jmir.2024.101520","url":null,"abstract":"<div><h3>Introduction</h3><div>Image quality is initially associated with increased patient radiation dose. Several methods were continuously evolved to mitigate effects. Dose reduction strategies used by radiologists and technologists in the daily performance of CT examinations include modifying scanning protocols and manipulating scanning parameters such as mAs, kVp, and pitch.</div></div><div><h3>Aim</h3><div>The present study aims to study parameters that may be used to achieve maximum image quality with a reasonable radiation dose.</div></div><div><h3>Material and Method</h3><div>The Study was Done on a Whole-Body Phantom PBU 60 from Kagaku Kyoto Ltd. on 128 SLICE DSCT SOMATOM Definition Flash (Siemens Health Care) in Nehru Hospital, PGIMER, Chandigarh and Imaging, PGIMER, Chandigarh. The scans were obtained from the apex of the lung to the lower section of the posterior costophrenic angle by varying mAs (100mAs, 150mAs, 200mAs, 250mAs, and 300 mAs), kVp (70kVp, 80kVp, 100kVp, 120kVp and 140kVp) and pitch (0.5, 0.8, and 1.0).</div></div><div><h3>Results</h3><div>A total of 75 scans were acquired at acquisition 128 × 0.6mm by varying kVp, mAs and pitch and reconstructed to 10 mm and 1 mm for Multi Planner Reconstruction by using SAFIRE Excel by using medium Smooth Kernel (I30f Medium Smooth) for evaluating the Noise, Standard deviation, SNR and CNR. The radiation dose protocols were recorded for all examinations, including volume CT Dose Index (CTDIvol.) and Dose Length Product (DLP), provided automatically by scanner.</div></div><div><h3>Conclusion</h3><div>The phantom study shows that CTDIvol and DLP directly and significantly relate to mAs and kVp. CTDIvol and DLP vary pitch to 0.5, 0.8, and 1.0. SNR and CNR have no significant change ((p-value &gt;0.05)) by varying Pitch 0.5, 0.8 and 1.0. Dose reduction and Image quality play an important role in Computed Tomography. It is essential to maintain accuracy and reproducibility of Diagnosis and patient care delivery.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530599","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Residual/recurrent nasopharyngeal carcinoma and nasopharyngeal lymphoma: Dual-parameters differentiation based on apparent diffusion coefficient and standardized uptake value of 18F-FDG PET/MRI","authors":"","doi":"10.1016/j.jmir.2024.101482","DOIUrl":"10.1016/j.jmir.2024.101482","url":null,"abstract":"<div><h3>Objectives</h3><div>To evaluate the multi-parametric diagnostic performance with apparent diffusion coefficient (ADC), standardized uptake value (SUV) and the relative SUV (rSUV) of hybrid ¹⁸F-fluoro-2-deoxy-D-glucose positron emission tomography/magnetic resonance image (¹⁸F-FDG PET/MRI) to differentiate residual/recurrent nasopharyngeal carcinoma (RNPC) and nasopharyngeal lymphoma (NPL).</div></div><div><h3>Materials and Methods</h3><div>One hundred and sixty-three patients, including PNPCs (<em>n</em> = 86), RNPCs (<em>n</em> = 53) and PNPLs (<em>n</em> = 24), were recruited in this study. The peak standardized uptake value (SUV_peak), maximum (SUV_max), and mean (SUV_mean) were obtained by workstation, and relative SUV_peak (rSUV_peak), SUV_max (rSUV_max) and SUV_mean (rSUV_mean) were obtained by standardization of the contralateral normal-appearing lateral pterygoid muscle. The minimum apparent diffusion coefficient (ADC_min) and mean ADC (ADC_mean) were obtained by ROIs measurement. Bivariate logistic regression was used to determine the best logistic regression model for classification. The area under the curve (AUC) was used to evaluate the diagnostic performance.</div></div><div><h3>Results</h3><div>RNPCs showed significantly lower SUV_mean, rSUV_peak, rSUV_max and rSUV_mean than that of NPLs. The ADC_mean of PNPL was significantly lower than that of RNPC. The joint model with ADC_mean and rSUV_mean achieved the higher AUC, which was 0.92, and the sensitivity and specificity were 88.7% and 91.7%, respectively.</div></div><div><h3>Conclusion</h3><div>The combination of ADC_mean and rSUV_mean allowed reliable differentiation between RNPC and NPL.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530546","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The connectomics revolution: Utilizing Resting State fMRI and DTI to personalize the treatment of neurological and psychocognitive disorders","authors":"","doi":"10.1016/j.jmir.2024.101467","DOIUrl":"10.1016/j.jmir.2024.101467","url":null,"abstract":"<div><h3>Background</h3><div>Connectomics has been instrumental in advancing our understanding of the intricate neural networks that underpin neurological and psychiatric conditions. Resting state functional magnetic resonance imaging (rs-fMRI) and diffusion tensor imaging (DTI) are critical imaging modalities that provide insights into the brain's functional and structural connectivity without the need for active patient participation.</div></div><div><h3>Purpose</h3><div>This presentation is designed to showcase the pivotal role of rs-fMRI and DTI in the burgeoning field of personalized functional imaging. It will highlight how these techniques can redefine the practice of radiological technologists by integrating connectomic insights into personalized patient care.</div></div><div><h3>Methods</h3><div>The presentation will discuss the protocols for employing rs-fMRI and DTI in a clinical environment, including data collection, analysis, and interpretation strategies. It will illustrate the connectome's relevance in various neurological conditions and the ways in which these imaging techniques can contribute to the development of individualized treatment plans.</div></div><div><h3>Results</h3><div>Employing rs-fMRI and DTI for connectomic analysis has yielded promising results in pinpointing neurological disease biomarkers, deciphering psychiatric disorder pathways, and crafting tailored therapeutic interventions. These imaging modalities offer a refined perspective on brain disorders, shifting the diagnostic paradigm from a general to a more patient-centered approach.</div></div><div><h3>Conclusion</h3><div>The integration of connectomics with personalized functional imaging marks a significant advancement in the field of medical imaging. Rs-fMRI and DTI not only enhance our visualization of brain networks but also support a transition toward treatments aimed at the underlying mechanisms of disease. Embracing these techniques is crucial for the progression of personalized medicine and the enhancement of patient care outcomes.</div></div><div><h3>Implications</h3><div>The keynote will delve into the implications of these technologies for radiological technologists, stressing the necessity for a transition to a connectome-based imaging model. Additionally, it will touch upon the educational and skill development needed for practitioners to adeptly adopt and apply these sophisticated imaging techniques in a personalized healthcare setting.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530710","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Artificial Intelligence in Medical Imaging: Diagnosis and Beyond","authors":"","doi":"10.1016/j.jmir.2024.101454","DOIUrl":"10.1016/j.jmir.2024.101454","url":null,"abstract":"<div><div>Artificial Intelligence (AI) is evolving rapidly and promises to transform the field of medical imaging and diagnosis in an unprecedented way. The tremendous possibilities that AI can bring to precision medicine have triggered a flood of activities in the field. Particularly, with the support of big data and accelerated computation, deep learning is taking off with tremendous algorithmic innovations and powerful neural network models. AI technology has great promises in improving medical imaging diagnosis from early detection to precise assessment. It can aid radiologists in reaching unbiased consensus imaging, update practitioners, reduce professional costs, and improve quality assurance in clinical trials and patient care. Given the promising learning tools and massive computational resources that are becoming readily available, AI will dramatically change the landscape of medical diagnosis research and practice soon. This presentation will give a glance of some recent advances in AI for precision diagnosis, together with some thoughts generated and lessons learnt from related research.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530386","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of the usefulness of Vacuum-lock device for patient immobilization during lower extremity percutaneous transluminal angioplasty","authors":"","doi":"10.1016/j.jmir.2024.101507","DOIUrl":"10.1016/j.jmir.2024.101507","url":null,"abstract":"<div><div>During Percutaneous trans-luminal angioplasty, the patient's uncooperative movements cause delays in the procedure time, and unnecessary radiation exposure. Therefore, in this study, we attempted to investigate the usefulness of the vaccum-lock device, which is usually used in radiation therapy, by applying it to interventional radiology patients. Three experimental groups were set up for this study. First, an Optical stimulated luminescense dosimeter was used on pig feet to determine the radiation exposure dose that changes when the vaccum-lock device is applied. Second, for patients who received the procedure on both legs, the vaccum-lock device was applied only to one side and NOT to the other side. Afterwards, the captured images were compared. Third, in the case of a patient who received the procedure on only one leg, the vaccum-lock device was applied before percutaneous transluminal angioplasty, and the device was removed after ballooning was completed. We compared the images before and after applyung the device.When vacuum-lock deivce was applied, the average core dose increased by 0.24 mSv compared to the case without it, and the surface dose increased by 0.29 mSv.</div><div>As a result of examining the difference in radiation exposure due to the application of vacuum-lock device, it was found that there was no significant difference in the deep dose and shallow dose that the patient received due to the application of the vacuum-lock device. A study was conducted on 20 patients to prove the hypothesis that the patient's movements would be inhibited by applying the Vacuum-Lock Device. As a result, 14 of the 20 patients studied showed differences before and after applying the Vacuum-Lock Device. It was found that there was a significant effect on movement inhibition.</div></div>","PeriodicalId":46420,"journal":{"name":"Journal of Medical Imaging and Radiation Sciences","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142530999","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}