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- contrast agent Bolus Tracking 造影剂跟踪技术
- A functional MR technique was used in which a bolus of gadoteridol contrast agent was injected rapidly during the collection of image data, resulting in contrast-induced signal loss in proportion to cerebral blood volume. 功能磁共振技术，即在成像收集数据的过程中快速注射一支造影剂，可测试脑血容量分配中对比感应信号的遗失。
- Test bolus and automatic bolus tracking technique are new methods which can make abdominal examination achieve better effect. 小剂量团注试验法和自动跟踪触发技术是两种新的增强扫描技术,可以使腹部增强获得更佳增强效果;
- To elucidate the accuracy and the clinical value of bolus tracking technique (BTT) and phase mapping (PM) applied to determining the hemodynamics of the portal vein. 探讨团注追踪技术(bolus tracking technique，BTT)和相位图技术(phase mapping，PM)定量测定门静脉血流的准确度及临床应用价值。
- With the development of various imaging techniques and contrast agents in vivo tracking of stem cells transplantation in cardio... 现对光学成像、放射性核素标记干细胞显像及铁纳米颗粒标记干细胞显像等在体示踪技术进行综述。
- A "bolus-like" injection was conducted to administrate the contrast agent into left forearm veins. 声学造影剂经左前臂浅静脉“弹丸式”注射。
- CT Observation of Duodenum and Surrounding Structure with Oral Fat-density Contrast Agent. 口服脂肪密度造影剂CT观察十二指肠及周围结构
- Methods 45 patients were examined with CT angiography, including 4 cases of thoracic aorta, 15 cases of abdominal aorta,10 cases of pulmonary artery, which delay time was determined by bolus tracking. 方法应用64层螺旋CT,对45例患者行全身各部位CTA检查,其中胸主动脉4例,腹主动脉15例,肺动脉10例,共29例是通过对比剂智能跟踪兴趣区监测来确定扫描延迟时间;
- Methods Prior to TIPSS, 3D MR venography and 3D CT angiography of abdomen were performed in 10 patients and in 60 patients respectively, MR bolus tracking technique was used in two cases to measure velocity of portal vein. 方法 TIPSS术前 10例患者进行了三维MR血管造影 ,2例用MR团注技术测量门脉血流速度。 6 0例进行了三维CT血管造影。
- Angelelli G,Macarini 1,Fratello A.Use of water as an oral contrast agent for CT study the stomach.AJR,1987,149:1084. 彭卫军，周康荣，秦新裕.;应用动态CT和水充盈技术行胃癌CT分期与手术对照研究
- The technique of contrast pulseed sequencing(CPS)and the ultrasound contrast agent SonoVue were used. 采用对比脉冲序列(CPS)成像技术,造影剂为SonoVue。
- In these cases the thrombi showed selective enhancement after injection of the molecular contrast agent. 这些案例在注射分子造影剂后，血栓均出现了选择性的增强。
- In these cases the thrombi showed selectie enhancement after injection of the molecular contrast agent. 这些案例在注射分子造影剂后，血栓均出现了选择性的增强。
- Results Iodic contrast agent (Optiray) significantly improves the color Doppler flow imaging of the tumor vascularity. 结论 碘佛醇对于肿瘤血管的彩色多普勒成像有较显著的增强作用。
- Their excellent optical and chemical properties make gold NPs an attractive contrast agent for cellular imaging. 良好的光学和化学能力揭示了纳米金颗粒在细胞成像作为对比剂的潜力。
- Objective:To evaluate the safety and efficacy of the nonionic MR contrast agent (omniscan). 目的:评估非离子型MR对比剂(欧乃影)的安全性和诊断价值。
- Objective: To assess the value of SSG with the new contrast agent(PDCP) in the diagnosis of tubal obstruction. 目的:评价新型造影剂注射用过氧化碳酰胺声学造影对输卵管阻塞的诊断价值。
- Objective:To explore the safety of self-made perfluorocarbon ultrasound contrast agent. 目的:研究自制的氟碳声学造影剂的安全性。
- Compared to the method of dynamic contrast-enhanced MR perfusion, it needs not contrast agent, and get the absolute value of CBF. 与动态对比增强的磁共振灌注成像不同,它无需外加的对比剂,而且能得到脑血流的绝对值。
- These results indicate that the metallofullerene derivative Gd@ C82 (OH) 16 might be the potential candidate as a new MRI contrast agent. 说明GdC82(OH)16在作为磁共振增强剂方面具有较大的潜力。
