影像质量

CT胶片感光性能和影像质量控制的研究

Study on Film Sensitivity and Image Quality Control in Computed Tomography

IP板对CR影像质量影响探讨

Study of the effect of IP on CR image quality

CT影像质量的保证和控制

Quality Assurance and Control of Computed Tomography Medical Imaging

目的提高CT照片的影像质量。

Objective To improve brain CT image quality .

US常因腹、盆腔内的气骨影而影响影像质量，不能进一步评价卵巢癌患者的腹腔及盆腔。

Shadowing from bone and gas , the abdomenopelvis of patients with malignant ovarian tumors may not be assessed accurately by US .

CT片影像质量的控制

Quality control of CT film imaging

影响CR系统影像质量的原因与处理

The reasons and management that effect the quantity of CR system

胸部CR的低剂量投照条件及影像质量研究

Study of Low Dose Exposure Condition and Image Quality with Chest Computed Radiography

曝光量、CR影像质量与照片密度相关性分析

Correlative analysis of appropriate exposal dose , CR film quality and film density

文章主要论述了放射治疗虚拟定位对CT模拟机质量保证工作中影像质量检验和定位精度检验的要求与方法。

Requirement and method for image quality examination and precise localization of CT-simulator in virtual simulation process are reviewed .

CR系统的原理及影响影像质量的原因

The Principle of computed radiography system and the reasons affected the quality of image

CR胸部摄影影像质量的分析

Analysis of CR in chest radiographic image quality

CR系统空间频率处理对影像质量影响的探讨

The exploring of the effect of spatial frequency processing upon imaging quality in CR system

CR系统的影像质量控制与正确使用

Quality control and application of CR imaging

目的：分析不同的曝光条件对于CR影像质量的影响。

Objective : To analyze the relationship between CR film quality and different exposal doses .

婴幼儿CR胸部摄影综合技术分析和影像质量评价

Analysis of Comprehensive Technique of CR Chest Radiography in Infant and Valuation of Image Quality

管电压对胸部DR影像质量的影响

Effects of the tube voltage on the chest image quality of digital radiography

床边CR摄影照片影像质量分析

Analysis of bedside CR film quality

结论：熟悉CR伪影的表现及产生原因有助于减少和消除伪影，提高影像质量。

Conclusion Familiarization with the appearance and causes of CR image artifacts helps to prevent or reduce artifacts .

神经系统DSA检查技术对影像质量的影响

Influence of Technical Parameters on the Image Quality of DSA of Nervous System

平均心率、心率波动和心率变异性对双源CT冠状动脉影像质量影响的研究

Coronary angiography with dual-source CT : the effect of average heart rate , heart rate range , and heart rate variability on image quality

一直以来，如何在保证影像质量的情况下降低CT扫描的辐射剂量都是受大家关注的话题，有很多人也在致力于这方面的探索。

Low dose of CT scanning with a good image quality is always a hot topic , and many scientists has been engaged in studying it .

应用Six-Sigma的理念提高CT影像质量的研究

Study of Applying the Conception of Six-Sigma and Improving the Image Quality on CT

目的：探讨计算机X线摄影（computedradiography，CR）的影像质量及其主要影响因素。

Purpose : To investigate the image quality of Computed Radiography ( CR ) and the main factors affected it .

结论CR系统是较为复杂的工作过程，把握每一个工作环节对获得良好的影像质量非常重要。

Conclusion CR system is a complex work process , it is important to control every work link for obtaining good image quality .

本文阐述了主观和客观因素的控制对成像质量的影响，CT扫描的影像质量保证的方法和CT扫描质量控制的内容。

Describes the effects on image quality by controlling the subjective factors and objective factors , and the measures of CT image quality assurance and CT image quality control .

平板DSA和II/TVDSA在透视下的影像质量和辐射剂量比较

Comparison of imaging quality and radiation dose between flat detector DSA and II / TV DSA in fluoroscopic application

本文简明扼要地阐述了螺旋CT胆道成像技术的原理和实际应用方法，以及保证影像质量和提高诊断效率的具体措施和经验。

This paper presents a brief and concise introduction of the principle and practice of gall-tubule spiral CT imaging technique and methology for assuring the image quality and improving the diagnosis .

结论：CR片影像质量明显优于传统片的影像质量，可广泛应用于除动态影像检查外的临床影像学检查。

Conclusion : Image quality of CR films is far better than that of conventional films , thus it can be widely used in clinical radiology .

通过分析，借助上述的方法，我们发现不仅可以获得满意的影像质量，而且对于未来DR系统的发展也是一个很好的借鉴。

With the above method , we could obtain perfect image and it is good use for reference for the development of DR system .