central ray

简明释义

中心射线

英英释义

例句

1.The radiologist ensured that the central ray 中央射线 was properly aligned to get an accurate image.

放射科医生确保中央射线 central ray 正确对齐，以获得准确的图像。

2.When positioning the patient, it is crucial to focus on the central ray 中央射线 for optimal results.

在定位患者时，专注于中央射线 central ray 是至关重要的，以获得最佳结果。

3.Misalignment of the central ray 中央射线 can lead to poor diagnostic images.

不对齐的中央射线 central ray 可能导致诊断图像质量差。

4.During the X-ray procedure, the central ray 中央射线 should be perpendicular to the imaging receptor.

在X光程序中，中央射线 central ray 应该与成像接收器垂直。

5.The technician marked the spot where the central ray 中央射线 would intersect with the film.

技术员标记了中央射线 central ray 将与胶卷相交的位置。

作文

In the field of radiography, understanding the concept of the central ray is crucial for producing high-quality images. The central ray refers to the primary beam of radiation that is directed towards the area of interest during an imaging procedure. This beam is essential as it determines the accuracy and clarity of the resulting image. Without proper alignment of the central ray, the images can become distorted or may not capture the necessary details required for diagnosis.When performing radiographic examinations, technicians must ensure that the central ray is perpendicular to the imaging receptor and the anatomical structure being examined. This alignment is vital because any angling of the central ray can lead to elongation or foreshortening of the anatomical structures in the image. For example, if the central ray is angled incorrectly when imaging the spine, it may not show the vertebrae accurately, potentially leading to misdiagnosis.The importance of the central ray extends beyond just alignment; it also plays a significant role in the exposure settings used during the imaging process. The intensity of the radiation beam and the time of exposure are often calibrated based on where the central ray is directed. This means that the technician must have a thorough understanding of how to position the central ray correctly to achieve optimal exposure without overexposing or underexposing the patient.Moreover, different imaging techniques require specific considerations regarding the central ray. For instance, in computed tomography (CT) scans, the central ray is continuously adjusted as the machine rotates around the patient. This continuous adjustment ensures that the central ray remains focused on the area of interest, providing detailed cross-sectional images of the body. In contrast, traditional X-ray imaging relies on fixed positioning of the central ray to capture still images.In conclusion, the central ray is a fundamental concept in radiography that significantly impacts the quality and accuracy of medical imaging. Understanding its role in alignment, exposure settings, and various imaging techniques is essential for radiologic technologists and healthcare professionals. By mastering the principles surrounding the central ray, practitioners can ensure that they produce diagnostic images that are both clear and reliable, ultimately contributing to better patient outcomes. Therefore, attention to the central ray is not merely a technical requirement but a vital part of providing quality healthcare through accurate imaging.

在放射摄影领域，理解中心射线的概念对于产生高质量图像至关重要。中心射线是指在成像过程中指向感兴趣区域的主要辐射束。这束光线是必不可少的，因为它决定了所产生图像的准确性和清晰度。如果没有对中心射线的正确对齐，图像可能会失真或无法捕捉到诊断所需的细节。在进行放射检查时，技术人员必须确保中心射线与成像接收器和被检查的解剖结构垂直。这种对齐至关重要，因为任何对中心射线的角度调整都可能导致图像中解剖结构的拉长或缩短。例如，如果在成像脊柱时中心射线角度不正确，可能无法准确显示椎骨，从而导致误诊。中心射线的重要性不仅仅体现在对齐上；它还在成像过程中使用的曝光设置中发挥着重要作用。辐射束的强度和曝光时间通常是根据中心射线指向的位置进行校准的。这意味着技术人员必须充分理解如何正确定位中心射线以实现最佳曝光，而不会过度曝光或不足曝光患者。此外，不同的成像技术需要对中心射线进行特定的考虑。例如，在计算机断层扫描（CT）中，中心射线在机器围绕患者旋转时会不断调整。这种持续调整确保中心射线始终聚焦于感兴趣区域，提供身体的详细横截面图像。相比之下，传统的X光成像依赖于固定的中心射线位置来捕捉静态图像。总之，中心射线是放射摄影中的一个基本概念，对医学成像的质量和准确性具有重大影响。理解其在对齐、曝光设置和各种成像技术中的作用，对于放射技术人员和医疗专业人员至关重要。通过掌握围绕中心射线的原理，实践者可以确保生成既清晰又可靠的诊断图像，最终有助于改善患者的结果。因此，关注中心射线不仅仅是技术要求，而是通过准确成像提供优质医疗服务的重要部分。