Medical physicist

  • 文章类型: Journal Article
    背景:自2017年以来,在法国,医学物理学家(MP)最终被法律定义为卫生专业人员,国会议员的角色和责任取决于这些医学职业道德,但国会议员缺乏这方面的初步或持续培训。为了了解我们的同事对这个问题的看法,进行了以下调查。
    方法:法国医学物理学会(SFPM)基于2013年AAPM工作,针对其成员和非成员进行了有关道德的网络调查;强调了经验和培训在调查结构中尤为重要。
    结果:收集了249个答案,并对缺乏该主题的初始和持续培训表现出明显的担忧。不道德行为的专业经验归因于缺乏培训,资源或能力和敌对的工作环境。
    结论:为了解决调查中突出的缺点,SFPM成立了一个专门的自愿工作组,旨在为MP和培训模块制定职业道德守则,以应用于入门级或持续的教育专业发展。
    BACKGROUND: Since 2017, in France, medical physicists (MP) are finally defined by law as health professionals and as such, the roles and responsibilities of an MP lean on those medical professional ethics but MPs lack initial or continuing training in this subject. In order to find out how our colleagues feel about this subject, the following survey was conducted.
    METHODS: French Society of Medical Physics (SFPM) designed a web survey addressed to its members and non-members concerning ethics based on the 2013 AAPM work; experience and training were highlighted as particularly important within the survey structure.
    RESULTS: 249 answers were collected and showed a pronounced concern at the lack of initial and continuous training in this subject. Professional experience of non-ethical behaviour was attributed to the lack of training, resources or competences and hostile work environments.
    CONCLUSIONS: To address the shortcomings highlighted in the survey, SFPM has created a dedicated voluntary working group aimed at producing a professional code of ethics for MP and training modules to be applied at entry level or as continuing professional development for education.
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  • 文章类型: Journal Article
    使用几种人员配备模型来确定所需的医学物理人员配备,包括放射治疗技术人员,放射肿瘤科。然而,由于日本设施的规模往往比外国设施小,这些模式可能不适用于日本。因此,在这项研究中,我们调查了日本的工作量,以估算外束放射治疗的最佳医学物理人员配备.总共对837个设施进行了调查,以收集有关放射治疗技术和医学物理学专家(RTMP)的信息。调查涵盖了设施信息,人员配备,患者容量,设备体积,工作量和质量保证(QA)状态。从工作量中估算了全职等效(FTE)因素,并将其与多个模型进行了比较。收到579个机构的答复(69.2%)。在指定的癌症护理医院(DCCH)中,年平均患者人数为369人,在所有设施中为252人。此外,RTMP的中位数FTE在DCCH为4.6,在所有地点为3.0,放射治疗设备的平均QA执行率为69.4%。此外,先进的治疗技术增加了工作量,特别是在计算机断层扫描模拟和治疗计划任务中。与已发布的模型相比,大型设施(每年有500多名患者)缺乏医学物理人员。在非常小的设施(每年约140名患者),医学物理学人员需求估计为0.5FTE,这意味着雇佣一名全职医学物理学家将是低效的。然而,保证放射治疗质量是一个重要问题,鉴于RTMP的数量有限。我们的研究为优化放射治疗部门的人员配备和资源分配提供了见解。
    Several staffing models are used to determine the required medical physics staffing, including radiotherapy technologists, of radiation oncology departments. However, since Japanese facilities tend to be smaller in scale than foreign ones, those models might not apply to Japan. Therefore, in this study, we surveyed workloads in Japan to estimate the optimal medical physics staffing in external beam radiotherapy. A total of 837 facilities were surveyed to collect information regarding radiotherapy techniques and medical physics specialists (RTMPs). The survey covered facility information, staffing, patient volume, equipment volume, workload and quality assurance (QA) status. Full-time equivalent (FTE) factors were estimated from the workload and compared with several models. Responses were received from 579 facilities (69.2%). The median annual patient volume was 369 at designated cancer care hospitals (DCCHs) and 252 across all facilities. In addition, the median FTE of RTMPs was 4.6 at DCCHs and 3.0 at all sites, and the average QA implementation rate for radiotherapy equipment was 69.4%. Furthermore, advanced treatment technologies have increased workloads, particularly in computed tomography simulations and treatment planning tasks. Compared to published models, larger facilities (over 500 annual patients) had a shortage of medical physics staff. In very small facilities (about 140 annual patients), the medical physics staffing requirement was estimated to be 0.5 FTE, implying that employing a full-time medical physicist would be inefficient. However, ensuring the quality of radiotherapy is an important issue, given the limited number of RTMPs. Our study provides insights into optimizing staffing and resource allocation in radiotherapy departments.
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  • 文章类型: Journal Article
    本研究旨在调查日本放射治疗技术和医学物理学专家(RTMP)的教育环境。我们于2022年6月至8月在全国放疗机构进行了问卷调查。参与者被问及有关教育系统的问题,关于更新RTMP技能和资格的观点,以及放射治疗机构RTMP高等教育的观点。然后根据三个因素对结果进行详细分析:医院是否为癌症护理而设计,无论是日本放射肿瘤学会(JASTRO)认可的医院,以及这是否是医院的调强放射治疗。从全国579家(69%)放射治疗机构获得了响应。对于不合格的RTMP,10%的机构有自己的教育系统,只有17%的机构提供在职培训,84%的机构鼓励参加学术团体的教育讲座和讲习班。然而,对于合格的RTMP,3.0%的机构有自己的教育系统,只有8.9%的机构提供在职培训,83%鼓励参加学术会议和研讨会。不到1%的设施提供加薪认证,而8.2%的人考虑职业晋升。关于教育环境,JASTRO认可的医院优于综合医院。很少有机构拥有自己的合格和不合格RTMP教育系统,但是他们鼓励他们参加教育研讨会和会议。最好由学术和专业组织提供系统的教育和培训,以保持个人的技能。
    This study aimed to investigate the educational environment of radiotherapy technology and medical physics specialists (RTMP) in Japan. We conducted a nationwide questionnaire survey in radiotherapy institutions between June and August 2022. Participants were asked questions regarding the educational system, perspectives on updating RTMP\'s skills and qualifications, and perspectives on higher education for RTMP at radiotherapy institutions. The results were then analyzed in detail according to three factors: whether the hospital was designed for cancer care, whether it was a Japanese Society for Radiation Oncology (JASTRO)-accredited hospital, and whether it was an intensity-modulated radiation therapy charged hospital. Responses were obtained from 579 (69%) nationwide radiation therapy institutions. For non-qualified RTMP, 10% of the institutions had their own educational systems, only 17% of institutions provided on-the-job training, and 84% of institutions encouraged participation in educational lectures and workshops in academic societies. However, for qualified RTMP, 3.0% of institutions had their own educational systems, only 8.9% of the institutions provided on-the-job training, and 83% encouraged participation in academic conferences and workshops. Less than 1% of the facilities offered salary increases for certification, whereas 8.2% offered consideration for occupational promotion. Regarding the educational environment, JASTRO-accredited hospitals were better than general hospitals. Few institutions have their own educational systems for qualified and non-qualified RTMP, but they encourage them to attend educational seminars and conferences. It is desirable to provide systematic education and training by academic and professional organizations to maintain the skills of individuals.
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  • 文章类型: Journal Article
    本范围审查概述了历史和主要发展,当前状态,定量磁共振(MR)研究和医学物理机构在非洲MR成像中的作用。该研究分析了54个非洲国家中32个(59%)的MRI可用性。南非和埃及拥有最主要的MR系统。北部4个国家的磁共振系统数量(埃及,摩洛哥,仅阿尔及利亚和利比亚)就占所研究国家机器总数的53%。不到三分之一的国家拥有1个MR系统,服务于不到100万人口。利比亚记录了每百万人口中最多的MR系统。被研究的国家平均每百万人口拥有一台机器。私营部门在整个地区安装的MR系统数量中占主导地位,占分布的三分之二。在被研究的国家中,只有不到3%的医学物理学家从事MRI设施,这是一个重大挑战。对过去5年中发表的MRI研究的回顾表明,有关大脑研究的文献占主导地位,并且大多数此类发表的作品来自尼日利亚。在27项发表的研究中,只有7项是定量的。非洲地区没有专门的MRI物理学会;然而,区域医学物理机构和国家协会在通过教育发展MRI方面发挥着重要作用,研究,培训和利用意识创造。这篇综述是关于非洲地区MRI可用性和定量研究的大规模研究中的第一个。
    This scoping review provides overview on the historical and major developments, current status, quantitative magnetic resonance (MR) studies and the role of medical physics bodies in MR imaging in Africa. The study analyzed MRI availability in 32 (59 %) of the 54 African countries. South Africa and Egypt have the most dominant MR systems. Number of MR systems in the 4 northern countries (Egypt, Morocco, Algeria and Libya) alone constitute 53 % of the total number of machines in the studied countries. Less than one-third of the countries have 1 MR system serving less than a million population. Libya recorded the most MR systems per million population. The studied countries altogether have an average of 1 machine per million population. The private sector far dominates number of installed MR systems across the region, making up two-thirds of the distribution. A major challenge was revealed where less than 3 % of Medical Physicists in the studied countries are engaged in MRI facilities. Review of MRI published studies in the last 5 years indicates dominance of literature on brain studies and most of such published works coming from Nigeria. Only 7 out of 27 published studies reviewed were quantitative. The African region has no dedicated MRI physics societies; however, the regional medical physics body and national associations have big roles to play in developing MRI through education, research, training and leveraging on awareness creation. Thisreview is the first of such wide scale study on MRI availability and quantitative studies in the African region.
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  • 文章类型: Journal Article
    问卷调查于2020年进行,以调查日本合格的医学物理学家的工作条件。我们开发了一个基于网络的系统来管理问卷,并调查了1,228名合格的医学物理学家。收到的答复数量为405。我们按工作类别总结了调查结果。获得的结果表明,大多数作为认证医学物理学家的人满足以下条件:(1)医疗保健职业的职位,(2)直接主管是医生或医学物理学家,(3)获得一级辐射防护监督员的许可或通过考试,(4)未经专业放射治疗技师许可,(5)硕士或博士学位,(6)被分配到与放射技师科不同的科。受聘为医学物理学家的平均年薪比受聘为放射疗法技术人员的高大约60万日元。经过认证的医学物理学家在放射治疗中执行的工作百分比变化很大,具体取决于该物理学家是否致力于治疗计划和设备质量控制。或者,负责放射治疗的医学物理学家真正职责的比例,正如放射治疗中合格的医学物理学家所认为的那样,不管他们是否全职工作,都是一样的。这项调查的结果更新了日本认证医学物理学家的工作状态。我们将继续定期进行调查并更新信息,以帮助改善医学物理学家的工作条件和政策建议。
    The questionnaire survey was conducted in 2020 to investigate the working conditions of qualified medical physicists in Japan. We developed a web-based system for administering the questionnaire and surveyed 1,228 qualified medical physicists. The number of received responses was 405. We summarized the results of the survey by job category. The obtained results showed that most of the people working as certified medical physicists met the following conditions: (1) position of healthcare occupation, (2) direct supervisor is a medical doctor or a medical physicist, (3) licensed or passed an examination for a Class I Radiation Protection Supervisor, (4) without the license of professional radiotherapy technologist, (5) master\'s or doctor\'s degree, (6) being assigned to the section that is different from the radiological technologist section. The average annual salary was approximately 600,000 yen higher for those employed as medical physicists than for those employed as radiotherapy technologists. The percentage of work performed by a certified medical physicist in radiation therapy greatly varies depending on whether the physicist is dedicated to treatment planning and equipment quality control. Alternatively, the proportion of the true duties of medical physicists in charge of radiation therapy, as considered by qualified medical physicists in radiation therapy, was the same regardless of whether they were working full-time or not. The results of this survey updated the working status of certified medical physicists in Japan. We will continue to conduct the survey periodically and update the information to contribute to the improvement of the working conditions of medical physicists and policy recommendations.
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  • 文章类型: Journal Article
    磁共振引导聚焦超声(MRgFUS)是一种完全非侵入性的技术,已被FDA批准用于治疗多种疾病。这份报告,由美国医学物理学家协会(AAPM)任务组241编写,提供了MRgFUS技术的背景,重点是临床机构MRgFUS系统。该报告解决了医学物理学界感兴趣的问题,特定于车身MRgFUS系统配置,并就如何成功实施和维持临床MRgFUS计划提供建议.以下部分描述了典型MRgFUS系统和临床工作流程的关键特征,并为医学物理学家提供了关键点和最佳实践。常用的术语,定义了度量和物理学,并描述了影响MRgFUS程序的不确定性来源。最后,说明了安全和质量保证程序,描述了医学物理学家在MRgFUS程序中的推荐角色,和规划临床试验的监管要求是详细的。尽管本报告的范围仅限于在美国批准或目前正在进行临床试验的临床机构MRgFUS系统,提供的许多材料也适用于为其他应用设计的系统。
    Magnetic resonance-guided focused ultrasound (MRgFUS) is a completely non-invasive technology that has been approved by FDA to treat several diseases. This report, prepared by the American Association of Physicist in Medicine (AAPM) Task Group 241, provides background on MRgFUS technology with a focus on clinical body MRgFUS systems. The report addresses the issues of interest to the medical physics community, specific to the body MRgFUS system configuration, and provides recommendations on how to successfully implement and maintain a clinical MRgFUS program. The following sections describe the key features of typical MRgFUS systems and clinical workflow and provide key points and best practices for the medical physicist. Commonly used terms, metrics and physics are defined and sources of uncertainty that affect MRgFUS procedures are described. Finally, safety and quality assurance procedures are explained, the recommended role of the medical physicist in MRgFUS procedures is described, and regulatory requirements for planning clinical trials are detailed. Although this report is limited in scope to clinical body MRgFUS systems that are approved or currently undergoing clinical trials in the United States, much of the material presented is also applicable to systems designed for other applications.
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  • 文章类型: Journal Article
    Over the last two decades, rapid technological advances have dramatically changed radiation delivery to children with cancer, enabling improved normal-tissue sparing. This article describes recent advances in photon and proton therapy technologies, image-guided patient positioning, motion management, and adaptive therapy that are relevant to pediatric cancer patients. For medical physicists who are at the forefront of realizing the promise of technology, challenges remain with respect to ensuring patient safety as new technologies are implemented with increasing treatment complexity. The contributions of medical physicists to meeting these challenges in daily practice, in the conduct of clinical trials, and in pediatric oncology cooperative groups are highlighted. Representing the perspective of the physics committees of the Children\'s Oncology Group (COG) and the European Society for Paediatric Oncology (SIOP Europe), this paper provides recommendations regarding the safe delivery of pediatric radiotherapy. Emerging innovations are highlighted to encourage pediatric applications with a view to maximizing the therapeutic ratio.
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  • 文章类型: Journal Article
    目标:提供与人工智能(AI)相关的指南课程,用于欧洲医学物理学家(MP)的教育和培训。
    方法:拟议的课程包括两个级别:基本(将MP引入知识的支柱,人工智能的发展和应用,在医学成像和放射治疗的背景下)和高级。两者都是亚专科(诊断和介入放射学,核医学,和放射肿瘤学)。培训的学习成果以知识的形式呈现,技能和能力(KSC方法)。
    结果:对于基本部分,KSC分为四个小节:(1)医学影像分析和AI基础知识;(2)在临床实践中实施AI应用;(3)大数据和企业影像,(4)质量,人工智能流程的监管和道德问题。对于“高级”部分,建议每个子专业核心课程进一步阐述一个共同的模块。学习成果也被翻译成更传统格式的教学大纲,包括实际应用。
    结论:该AI课程是首次尝试创建指南,以扩展欧洲医学物理学家的当前教育框架。应将其视为子专业课程的顶部文件,并由国家培训和监管机构进行调整。拟议的教育计划可以通过欧洲医学物理专家学院(ESMPE)课程模块实施,并且在某种程度上也可以由国家主管的EFOMP组织实施。广泛接触欧洲的医学物理学家社区。
    OBJECTIVE: To provide a guideline curriculum related to Artificial Intelligence (AI), for the education and training of European Medical Physicists (MPs).
    METHODS: The proposed curriculum consists of two levels: Basic (introducing MPs to the pillars of knowledge, development and applications of AI, in the context of medical imaging and radiation therapy) and Advanced. Both are common to the subspecialties (diagnostic and interventional radiology, nuclear medicine, and radiation oncology). The learning outcomes of the training are presented as knowledge, skills and competences (KSC approach).
    RESULTS: For the Basic section, KSCs were stratified in four subsections: (1) Medical imaging analysis and AI Basics; (2) Implementation of AI applications in clinical practice; (3) Big data and enterprise imaging, and (4) Quality, Regulatory and Ethical Issues of AI processes. For the Advanced section instead, a common block was proposed to be further elaborated by each subspecialty core curriculum. The learning outcomes were also translated into a syllabus of a more traditional format, including practical applications.
    CONCLUSIONS: This AI curriculum is the first attempt to create a guideline expanding the current educational framework for Medical Physicists in Europe. It should be considered as a document to top the sub-specialties\' curriculums and adapted by national training and regulatory bodies. The proposed educational program can be implemented via the European School of Medical Physics Expert (ESMPE) course modules and - to some extent - also by the national competent EFOMP organizations, to reach widely the medical physicist community in Europe.
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  • 文章类型: Journal Article
    Cancer care can be taxing. Alexithymia, a personality construct characterized by difficulties in identifying and describing feeling and emotions, an externally-oriented thinking style and scarcity of imagination and fantasy, is significantly correlated with higher levels of both secondary traumatic stress (STS) and burnout and lower levels of compassion satisfaction in medical professionals in radiation oncology. In this study, we aimed to assess the difference in professional quality of life (QoL) and the association with alexithymia in this multidisciplinary field depending on the specific profession (radiation/clinical oncologist, RO; medical physicist, MP; radiation therapist, RTT).
    The study was conducted via an online questionnaire, receiving 1500 submissions between May and October 2018. Alexithymia was assessed via the Toronto Alexithymia Scale (TAS-20) and professional QoL was evaluated using the Professional Quality of Life Scale (ProQoL) version 5. Comparisons between the RO, RTT, and MP groups were performed by ANOVA or MANOVA, followed by Bonferroni corrected ANOVAs for continuous variables, and Pearson\'s chi-square test for categorical variables. The effect size was determined by calculating partial eta-squared (η2).
    Profession had a moderator role on the correlation between alexithymia and STS, with RO being at a higher risk than MP and RTT. Further, the results of this study demonstrate the relevant point prevalence of decreased well-being at work even for professional categories such as MP despite the more technical profile and reduced interaction with patients.
    This study demonstrates the importance of alexithymia as a factor contributing to decreased professional QoL amongst radiation oncology professionals. Alexithymic ROs are impacted to a higher extent compared to MPs and RTTs by the indirect exposure to patients suffering. It is worth addressing these observations in professional education, aiming to improve QoL for healthcare personnel.
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  • 文章类型: Journal Article
    Today, patient management generally requires a multidisciplinary approach. However, due to the growing knowledge base and increasing complexity of Medicine, clinical practice has become even more specialised. Radiation oncology is not immune to this trend towards subspecialisation, which is particularly evident in ablative radiotherapy techniques that require high dose fractions, such as stereotactic radiosurgery (SRS), and stereotactic body radiotherapy (SBRT). The aim of the present report is to establish the position of the Spanish Society of Radiation Oncology (SEOR), in collaboration with the Spanish Society of Medical Physics (SEFM), with regard to the roles and responsibilities of healthcare professionals involved in performing SRS and SBRT. The need for this white paper is motivated due to the recent changes in Spanish Legislation (Royal Decree [RD] 601/2019, October 18, 2019) governing the use and optimization of radiotherapy and radiological protection for medical exposure to ionizing radiation (article 11, points 4 and 5) [1 ], which states: \"In radiotherapy treatment units, the specialist in Radiation Oncology will be responsible for determining the correct treatment indication, selecting target volumes, determining the clinical radiation parameters for each volume, directing and supervising treatment, preparing the final clinical report, reporting treatment outcomes, and monitoring the patient\'s clinical course.\" Consequently, the SEOR and SEFM have jointly prepared the present document to establish the roles and responsibilities for the specialists-radiation oncologists (RO), medical physicists (MP), and related staff -involved in treatments with ionizing radiation. We believe that it is important to clearly establish the responsibilities of each professional group and to clearly establish the professional competencies at each stage of the radiotherapy process.
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