radium plaque

简明释义

小镭板

英英释义

例句

1.The hospital's oncology department has updated its equipment for radium plaque treatments.

医院的肿瘤科更新了用于镭贴片治疗的设备。

2.In the past, radium plaques were commonly used to treat skin cancers.

在过去，镭贴片常用于治疗皮肤癌。

3.The doctor recommended using a radium plaque for targeted radiation therapy.

医生建议使用镭贴片进行靶向放射治疗。

4.Research on the effectiveness of radium plaques continues in modern medicine.

关于镭贴片有效性的研究在现代医学中仍在继续。

5.Patients receiving radium plaque therapy must follow strict safety protocols.

接受镭贴片治疗的患者必须遵循严格的安全协议。

作文

The use of radioactive materials in medicine has a long and complex history. One of the most notable applications was the use of the radium plaque, which played a significant role in the treatment of certain types of cancer, particularly skin cancer. The radium plaque is a small, flat disc that contains radium, a radioactive element that emits alpha particles. This method of treatment was developed in the early 20th century when doctors were exploring the potential of radioactivity for therapeutic purposes.Initially, the discovery of radium by Marie Curie and her husband Pierre Curie in the late 19th century sparked immense interest in its medical applications. The radium plaque was primarily used in brachytherapy, a form of radiation therapy where a radioactive source is placed close to or inside the tumor. This localized approach allowed for high doses of radiation to be delivered directly to the cancerous tissue while minimizing exposure to surrounding healthy tissues.The procedure involved placing the radium plaque on the surface of the skin or embedding it within the tissue. Patients undergoing this treatment often experienced significant relief from their symptoms, and many even saw a reduction in tumor size. However, the use of radium also came with risks. The radioactive properties of the radium plaque meant that careful handling and precise dosages were crucial to avoid damaging healthy cells or causing radiation burns.As the years progressed, the medical community began to understand more about the dangers associated with radioactive materials. The health risks posed by the radium plaque became more apparent, especially after reports emerged about the adverse effects experienced by both patients and medical staff. These included radiation sickness and increased cancer risk due to prolonged exposure to radium.Consequently, the use of the radium plaque and other radium-based therapies declined as safer and more effective treatment options were developed. Advances in radiation therapy technology have led to the use of linear accelerators and other methods that deliver targeted radiation without the same risks associated with radioactive materials like radium.Today, while the radium plaque is largely considered obsolete in modern medicine, it serves as a historical reminder of the evolution of cancer treatment. It highlights the importance of ongoing research and development in the field of oncology, as well as the need for stringent safety protocols when dealing with radioactive substances. The lessons learned from the use of the radium plaque have paved the way for the safer application of radiation in medical treatments, ensuring that patient safety remains a top priority.In conclusion, the radium plaque was once a groundbreaking tool in the fight against cancer, showcasing both the potential and the pitfalls of using radioactive materials in medicine. Its legacy continues to influence current practices and emphasizes the need for caution and innovation in the pursuit of effective cancer therapies.

放射性材料在医学中的应用有着悠久而复杂的历史。其中一个最显著的应用就是使用镭 plaques，它在某些类型癌症，特别是皮肤癌的治疗中发挥了重要作用。镭 plaques是一种小型平盘，含有镭这种放射性元素，它会发出α粒子。这种治疗方法是在20世纪初开发的，当时医生们正在探索放射性在治疗中的潜力。最初，玛丽·居里和她的丈夫皮埃尔·居里在19世纪末发现镭，引发了人们对其医学应用的巨大兴趣。镭 plaques主要用于近距离放射治疗，这是一种放射治疗形式，将放射源放置在肿瘤附近或内部。这种局部治疗方法可以将高剂量的辐射直接输送到癌组织，同时最大程度地减少对周围健康组织的暴露。该程序涉及将镭 plaques放置在皮肤表面或嵌入组织内。接受这种治疗的患者通常会显著缓解症状，许多人甚至看到肿瘤缩小。然而，使用镭也带来了风险。镭 plaques的放射性特性意味着必须小心处理和精确剂量，以避免损坏健康细胞或导致辐射烧伤。随着时间的推移，医学界开始更加了解与放射性材料相关的危险。尤其是在有关患者和医务人员所经历的不良影响的报告出现后，镭 plaques所带来的健康风险变得更加明显。这些包括辐射病和由于长期暴露于镭而导致的癌症风险增加。因此，随着更安全、更有效的治疗选择的开发，镭 plaques和其他基于镭的疗法的使用逐渐减少。放射治疗技术的进步导致使用直线加速器和其他方法，这些方法能够提供针对性的辐射，而不具有与镭等放射性材料相关的相同风险。如今，尽管镭 plaques在现代医学中被认为基本过时，但它仍然作为癌症治疗演变的历史提醒。它突显了肿瘤学领域持续研究和发展的重要性，以及在处理放射性物质时需要严格的安全协议。从镭 plaques的使用中吸取的教训为放射治疗的安全应用铺平了道路，确保患者安全始终是首要任务。总之，镭 plaques曾经是抗击癌症的突破性工具，展示了在医学中使用放射性材料的潜力和陷阱。它的遗产继续影响当前的实践，并强调在追求有效癌症治疗时谨慎和创新的必要性。