radiopaque

简明释义

英[ˌreɪdɪəʊˈpeɪk]美[ˌreɪdɪoʊˈpeɪk]

adj. 不透射线的

英英释义

单词用法

同义词

反义词

例句

1.For example, some container assemblies of the invention include a body and a lid both including radiopaque material, and together defining a receiving space for radioactive material.

例如，本发明某些容器组件包括本体和盖，均包括射线透不过的材料并一起限定了放射性材料的容纳空间。

2.Objective To study the possibility of using radiopaque resinifying agent in resinification of the tooth.

雍王嘉德目的为研究显影塑化剂在牙髓塑化治疗的显影效果。

3.Surface zone: surface zone is relatively constant and more radiopaque than the other zones.

表层：龋损区表面有一较为完整的表层，且较深层有更强放射阻射。

4.For example, some container assemblies of the invention include a body and a lid both including radiopaque material, and together defining a receiving space for radioactive material.

例如，本发明某些容器组件包括本体和盖，均包括射线透不过的材料并一起限定了放射性材料的容纳空间。

5.Certain plastics are designed to be radiopaque so that they can be easily identified in medical imaging.

某些塑料被设计为不透射线的，以便在医学成像中能够被轻易识别。

6.The radiopaque contrast agent allowed for better visualization of the gastrointestinal tract in the scan.

这种不透射线的造影剂使得扫描中胃肠道的可视化效果更佳。

7.When performing a CT scan, the use of radiopaque markers can assist in locating tumors more accurately.

在进行CT扫描时，使用不透射线的标记可以帮助更准确地定位肿瘤。

8.In dental imaging, radiopaque substances help to clearly outline the teeth and surrounding structures.

在牙科成像中，不透射线的物质有助于清晰勾勒出牙齿及周围结构。

9.The doctor used a radiopaque material to enhance the visibility of the blood vessels during the X-ray procedure.

医生使用了一种不透射线的材料来增强X光检查中血管的可见性。

作文

In the field of medical imaging, understanding the properties of various materials is essential for accurate diagnosis and treatment planning. One such term that often arises in radiology is radiopaque. This term refers to substances that do not allow X-rays or similar radiation to pass through them, making them appear white or light on radiographic images. The opposite of radiopaque is radiolucent, which describes materials that permit the passage of X-rays, resulting in a darker appearance on the images.The significance of radiopaque materials cannot be overstated in the context of diagnostic imaging. For instance, when doctors need to visualize certain organs or structures within the body, they may utilize radiopaque contrast agents. These agents are administered to patients during imaging procedures such as X-rays or CT scans. Because these agents are radiopaque, they enhance the visibility of specific areas, allowing radiologists to identify abnormalities such as tumors, blockages, or fractures more effectively.A common example of a radiopaque substance is barium sulfate, which is often used in gastrointestinal studies. When a patient ingests a barium solution, it coats the lining of the digestive tract, making it visible on X-ray images. This application illustrates how radiopaque substances play a pivotal role in providing clear and detailed images for diagnostic purposes.Moreover, radiopaque materials are also utilized in the construction of certain medical devices and implants. For example, surgical instruments and orthopedic implants may incorporate radiopaque markers to ensure that they can be easily identified during imaging procedures. This is particularly important in cases where a patient may require follow-up imaging after surgery, as it allows healthcare providers to confirm the correct placement and condition of the implants.However, while radiopaque materials are beneficial, it is crucial to consider their potential risks and limitations. Some patients may have allergic reactions to radiopaque contrast agents, leading to complications during imaging procedures. Additionally, excessive exposure to radiation from imaging studies can pose health risks. Therefore, healthcare professionals must weigh the benefits of using radiopaque materials against these potential drawbacks when planning diagnostic procedures.In conclusion, the term radiopaque plays a vital role in the realm of medical imaging. It describes substances that obstruct the passage of X-rays, contributing significantly to the clarity and effectiveness of diagnostic imaging. From enhancing the visibility of internal structures to ensuring the safe placement of medical devices, radiopaque materials are indispensable in modern medicine. As technology continues to advance, the applications and understanding of radiopaque substances are likely to evolve, further improving patient care and diagnostic accuracy.

在医学成像领域，理解各种材料的特性对于准确的诊断和治疗计划至关重要。在放射学中，一个常常出现的术语是radiopaque。这个术语指的是不允许X射线或类似辐射穿透的物质，使其在放射影像上显得白色或明亮。radiopaque的反义词是radiolucent，描述的是允许X射线通过的材料，这使得影像呈现出较暗的外观。在诊断成像的背景下，radiopaque材料的重要性不容小觑。例如，当医生需要可视化体内某些器官或结构时，他们可能会利用radiopaque对比剂。这些对比剂在X光或CT扫描等成像过程中被施用于患者。由于这些对比剂是radiopaque的，它们增强了特定区域的可见性，从而使放射科医生能够更有效地识别肿瘤、堵塞或骨折等异常情况。一个常见的radiopaque物质的例子是硫酸钡，它通常用于胃肠道检查。当患者摄入硫酸钡溶液时，它会涂覆在消化道的内壁，使其在X光影像上可见。这个应用说明了radiopaque物质在提供清晰和详细的影像方面所发挥的关键作用。此外，radiopaque材料也被用于某些医疗设备和植入物的制造中。例如，外科工具和骨科植入物可能会包含radiopaque标记，以确保它们在成像过程中能够被轻松识别。这在患者在手术后可能需要后续成像的情况下尤为重要，因为这使医疗提供者能够确认植入物的正确放置和状态。然而，尽管radiopaque材料是有益的，但必须考虑其潜在的风险和局限性。一些患者可能对radiopaque对比剂产生过敏反应，导致成像过程中的并发症。此外，过度暴露于成像研究中的辐射可能会带来健康风险。因此，医疗专业人员在规划诊断程序时，必须权衡使用radiopaque材料的好处与这些潜在缺点之间的关系。总之，术语radiopaque在医学成像领域中扮演着至关重要的角色。它描述了阻碍X射线通过的物质，对诊断成像的清晰度和有效性贡献显著。从增强内部结构的可见性到确保医疗设备的安全放置，radiopaque材料在现代医学中是不可或缺的。随着技术的不断进步，radiopaque物质的应用和理解可能会不断发展，进一步改善患者护理和诊断准确性。