英语释义

1. a substance (as a solution of iodine or suspension of barium sulfate) comparatively opaque to X-rays that is introduced into the body (as by injection or swallowing) to contrast an internal part (as the gastrointestinal tract, kidneys, or blood vessels) with its surrounding tissue in radiographic visualization — called also contrast agent, contrast material

片语

positive contrast agent阳性

ferromagnetic contrast agent铁微粒对比剂

contrast medium[特医] 造影剂；对比剂

targeted contrast agent靶向造影剂

Self-made contrast acoustic agent自制声学造影剂

Contrast t agent对比剂

Liposome ultrasound contrast agent脂质体超声造影剂

oral negative contrast agent口服阴性对比剂

Lymphotropic contrast agent亲淋巴造影剂

ultrasonic contrast agent超声造影剂

英汉例句

• objective to study the influence of various doses and injection rates of contrast agent and slice thickness on hepatic perfusion ct with a deconvolution mathematical model.

  研究目的：探讨去卷积法肝脏ct灌注成像时对比剂剂量、注射流率以及层厚对灌注参数值的影响；

• the average suv of ascending colon, transverse colon and rectum in patients received oral contrast agent was significantly higher than that of control group (p

  口服造影剂的患者，升结肠、横结肠和直肠部位的平均suv明显高于未服造影剂组（p〈0．05）。

• 「in our opinion, based on initial experience, the amount of contrast agent should be as small as possible using a high flow rate to obtain a compact bolus, 」 the group wrote.

  我们根据经验认为，对比剂的量应该尽量的少，流速应该尽量得快，这是为了获得保证理想的团注。

• objective to investigate the effect of a self-made albumin perfluorocarbon ultrasound contrast agent in enhancing the imaging of normal rabbit kidney.

  目的探讨自制氟烷微泡超声造影剂对兔肾的显影作用。

• intravenous ultrasonographic contrast agent could improve the visualization of hepatic carcinoma.

  结论：静脉注射新型声学造影剂提高了超声对肝癌的观察能力。

• they have already put it to use in magnetic-resonance imaging by combining it with gadolinium , a metal employed as a contrast agent in this sort of body scanning .

  通过染色颗粒和金属釓的结合，这种金属物质在医学人体扫描中常被用于担任对比媒介，他们已经将其应用在核磁共振成像技术上。

• objective it is to explore the diagnosis value of acoustic contrast agent for parotid tumor.

  目的探讨超声造影剂诊断腮腺肿块的价值。

• therefore, fac is an effective, inexpensive oral mr contrast agent with no side effects.

  fac具有价格低廉、无毒副作用、造影效果良好等优点，是较理想的mr口服造影剂。

• targeted micro-bubble contrast agent can reach a specific target via intravenous injection, and improve the resolution of local tissues under the action of low power ultrasound imaging.

  其中靶向微泡对比剂经静脉注射可到达特定靶区，低功率超声作用下可提高局部组织显影的分辨率。

• the invention discloses a magnetic resonance tumor targeted contrast agent and a preparation method thereof, belonging to the technical field of medical detection reagents.

  本发明公开了一种磁共振对比剂及其制备方法，属于医学检测试剂技术领域。

• ultrasound contrast agent and ultrasound irradiation promoted gene transfection and targeted timp-1 sirna to the liver.

  超声造影剂及超声辐照能够明显增高基因转染效率，并有将基因载体靶向定位于肝组织释放的作用。

• objective to prepare microbubble, made of n-carboxymethyl chitosan, as ultrasound contrast agent and evaluate its characteristics and acoustic effects in vivo.

  目的制备n-羧甲基壳聚糖微泡超声造影剂，观察其基本特征及对动物肝脏超声显影效果。

• objective to evaluate the enhanced patterns of primary liver cancers at harmonic gray-scale contrast-enhanced ultrasonography with contrast agent sonovue.

  目的应用新一代超声造影剂和实时灰阶谐波成像技术探讨肝癌超声造影的增强模式。

• objective to study the application of gadopentetate dimeglumine (ga-dtpa) as an oral negative gastrointestinal contrast agent during mrcp in order to improve the quality of mrcp.

  目的研究胃肠道阴性对比剂在改善磁共振胰胆管成像（mrcp）质量的应用。

• resently years, researchers utilize biological effects generated by microbubble contrast agent combined ultrasound techniques to implement therapy of tumor by microbubble carrying drug and gene.

  近几年，国内外学者利用超声联合微泡造影技术所产生的生物学效应，实现了微泡造影剂携载药物和基因对肿瘤的靶向治疗。

• the nano crystal is purified and then dispersed in the external aqueous phase to form the contrast agent for intravenous injection.

  纳米晶经纯化后分散于外水相中，得到可静脉注射的造影剂。

• cardiac perforation with intramural deposition of contrast agent is a severe com-plication of selective angiocardiography.

  心脏穿孔和壁间造影剂沉积是选择性心血管造影严重并发癥之一。

• the contrast agent colloid solution can be used for enhancing contrast imaging of human body or non-human body liver or spleen.

  该对比剂胶体溶液可用于人体或者非人体的肝脏或者脾脏的增强对比成像。

• methods the examination of the renal ultrasonography was performed in 10 dogs after intravenous injection of quanfuxian (a contrast agent consisting of c3f8 microbubbles).

  方法对10条杂种犬注射全氟显声学造影剂进行肾脏对比超声检查。

• objective to assess the perfusion of acute myocardial ischemia with ultrasound contrast agent by intermittent harmonic imaging.

  目的采用二次谐波触发显像超声造影评价急性缺血心肌血流灌注。

• the contrast agent can be applied to magnetic resonance imaging technology of various tissues or organs of a human body or other mammalians.

  这类造影剂可用于人体或者其他哺乳动物的各种组织或器官的磁共振成像技术；