dosimetry

简明释义

英[dəʊˈsɪmətri]美[doʊˈsɪmətri]

n. [临床] 剂量学；放射量测定

英英释义

单词用法

同义词

反义词

例句

1.Borak added that the dosimeter is in the testing phase and hopes it will provide valuable improvements to radiation dosimetry in the coming years.

博拉克补充说放射量测定器还处在测试阶段，他希望未来几年该设备能更好的完善辐射剂量测定方法。

2.Objective: To compare dosimetry of 3D-CRT and IMRT plan for para-aortic lymph node tumor metastasis.

目的：比较腹主动脉旁淋巴结肿瘤转移的3D-CRT和IMRT放射治疗计划的剂量学差异。

3.The records, together with the dosimetry results and all other records generated, should be retained.

其记录连同辐射量测定结果以及其它的记录都应被保存。

4.Objective To compare dosimetry of different radiation therapy plans for breast cancer.

目的研究乳腺癌不同放射治疗计划的剂量学差异。

5.These implanters feature common hardware and design principles including beam incidence Angle control, dosimetry, and end station design.

这些注入机的特征是硬件和设计原理通用，并包含离子束注入角控制、剂量测定和终端站设计。

6.They may be expected to retain an important place in radiation dosimetry and radiation instrumentation generally.

辐射剂量仪器中，它们通常仍占有重要的地位。

7.Two methods of ESR dosimetry were also discussed.

本文还对两种ESR剂量测定方法进行了讨论。

8.Space radiation dosimetry is one of disciplines representing challenge in the sphere of radiation protection.

空间辐射剂量学是辐射防护领域最具挑战性的学科之一。

9.However, solid state dosimetry with thermoluminescent materials is also included.

然而，也论及使用热释光材料的固体剂量学。

10.Regular checks of dosimetry 剂量测定 equipment are necessary to maintain accuracy in radiation measurements.

定期检查剂量测定 dosimetry 设备对于保持辐射测量的准确性是必要的。

11.In radiation therapy, accurate dosimetry 剂量测定 is crucial for delivering the right amount of radiation to the tumor.

在放射治疗中，准确的剂量测定 dosimetry 对于向肿瘤提供正确的辐射剂量至关重要。

12.Understanding dosimetry 剂量测定 helps in minimizing side effects of radiation therapy.

理解剂量测定 dosimetry 有助于最小化放射治疗的副作用。

13.The physicist presented the results of the dosimetry 剂量测定 study at the conference to highlight its importance in cancer treatment.

这位物理学家在会议上展示了剂量测定 dosimetry 研究的结果，以强调其在癌症治疗中的重要性。

14.The hospital uses advanced software for dosimetry 剂量测定 to ensure patient safety during treatments.

医院使用先进的软件进行剂量测定 dosimetry，以确保患者在治疗过程中的安全。

作文

In the field of radiation therapy and nuclear medicine, the term dosimetry refers to the measurement and calculation of the absorbed doses of radiation by the human body. This process is crucial for ensuring that patients receive the correct amount of radiation during their treatment while minimizing exposure to surrounding healthy tissues. The importance of dosimetry cannot be overstated, as it directly impacts the effectiveness of the treatment and the safety of the patient. Radiation therapy is commonly used to treat various types of cancer. During this treatment, high doses of radiation are targeted at cancerous cells to destroy them. However, it is essential to accurately measure how much radiation is delivered to both the tumor and the surrounding normal tissues. Here, dosimetry plays a vital role. By using advanced techniques and technologies, medical professionals can calculate the precise dose required for effective treatment, ensuring that the tumor receives enough radiation to be treated effectively while protecting healthy cells from unnecessary damage.There are several methods employed in dosimetry. One common method involves the use of dosimeters, which are devices that measure the amount of radiation exposure. These dosimeters can be placed on or near the patient during treatment to provide real-time data on radiation levels. Additionally, computer-based treatment planning systems utilize sophisticated algorithms to simulate radiation delivery and predict the dose distribution within the patient's body. This allows for more accurate dosimetry and helps clinicians make informed decisions regarding treatment plans.Another important aspect of dosimetry is the calibration of radiation equipment. Before any treatment begins, machines such as linear accelerators must be calibrated to ensure they deliver the correct dose of radiation. This process involves using standard reference materials and dosimeters to verify that the machine operates within the specified parameters. Regular quality assurance checks are also necessary to maintain the accuracy of dosimetry throughout the treatment course.Furthermore, the field of dosimetry is continually evolving with advancements in technology. Innovations such as 3D imaging and adaptive radiation therapy have improved the precision of dose delivery. These technologies allow for better visualization of the tumor and surrounding anatomy, enabling clinicians to adjust treatment plans based on changes in the patient's condition over time. As a result, the role of dosimetry is becoming increasingly sophisticated, requiring practitioners to stay updated with the latest developments in the field.In conclusion, dosimetry is an essential component of radiation therapy and nuclear medicine. Its significance lies in its ability to ensure that patients receive the appropriate amount of radiation while minimizing harm to healthy tissues. Through the use of dosimeters, advanced treatment planning systems, and rigorous calibration processes, healthcare professionals can achieve accurate and effective treatment outcomes. As technology continues to advance, the future of dosimetry holds great promise for improving patient care and enhancing the effectiveness of radiation therapies.

在放射治疗和核医学领域，术语剂量测定指的是对人类身体所吸收的辐射剂量进行测量和计算。这个过程对于确保患者在治疗过程中接受正确剂量的辐射，同时将周围健康组织的暴露降到最低至关重要。剂量测定的重要性不容小觑，因为它直接影响治疗的有效性和患者的安全。放射治疗通常用于治疗各种类型的癌症。在这种治疗中，高剂量的辐射被针对癌细胞以摧毁它们。然而，准确测量肿瘤和周围正常组织接收到多少辐射是至关重要的。在这里，剂量测定发挥着重要作用。通过使用先进的技术和设备，医疗专业人员可以计算出有效治疗所需的精确剂量，确保肿瘤获得足够的辐射以有效治疗，同时保护健康细胞免受不必要的损害。在剂量测定中采用了几种方法。一种常见的方法是使用剂量计，这是一种测量辐射暴露量的设备。这些剂量计可以在治疗期间放置在患者身上或附近，以提供实时的辐射水平数据。此外，基于计算机的治疗计划系统利用复杂的算法来模拟辐射输送并预测患者体内的剂量分布。这允许更准确的剂量测定，并帮助临床医生做出明智的治疗计划决定。剂量测定的另一个重要方面是辐射设备的校准。在任何治疗开始之前，线性加速器等机器必须经过校准，以确保它们提供正确的辐射剂量。这个过程涉及使用标准参考材料和剂量计来验证机器是否在规定参数范围内运行。定期的质量保证检查也是维持治疗过程中剂量测定准确性的必要措施。此外，随着技术的进步，剂量测定领域也在不断发展。三维成像和自适应放射治疗等创新改善了剂量输送的精确度。这些技术允许更好地可视化肿瘤和周围解剖结构，使临床医生能够根据患者状况的变化调整治疗计划。因此，剂量测定的角色变得越来越复杂，要求从业者保持对该领域最新发展的更新。总之，剂量测定是放射治疗和核医学的重要组成部分。其重要性在于能够确保患者接受适当剂量的辐射，同时将对健康组织的伤害降到最低。通过使用剂量计、先进的治疗计划系统和严格的校准过程，医疗专业人员可以实现准确和有效的治疗结果。随着技术的不断进步，剂量测定的未来为改善患者护理和增强放射治疗的有效性带来了巨大希望。