查询词典 secundum

Methods: Twelve patients with secundum ASD were examined using real time 3D echocardiography.

应用Stereo Echo技术观察12例继发孔型房间隔缺损患者的缺损形态、大小、空间位置及毗邻关系等。

Here the defect is not closed by the septum secundum , so a shunt exists across from left to right.

房间隔并未使得这块缺损关闭，因此形成了一条从左到右的旁路。

Transcatheter closure in patients with secundum ASD and PAH can be successfully performed in selected subjects and is associated with good outcomes.

经皮房间隔缺损封堵术能够在治疗第二房间隔缺损和肺动脉高压并且可以取得较好的效果。

Objective This study sought to compare the safety and efficacy of transcatheter closure of secundum atrial septal defect with surgical closure in patients over 40 years of age.

第一部分中老年继发孔型房间隔缺损经导管封堵治疗和外科手术的对比研究目的探讨40岁以上ASD患者经导管封堵和外科手术两种治疗方法的安全性和有效性。

Methods: According the same inclusion criteria, 273 patients with secundum atrial septal defect were treated by surgical closure (159 cases) or transcatheter closure with Amplzater occluder (114 cases).

方法采用相同的入选标准，应用回顾性分析方法，选择符合条件的继发孔型房间隔缺损患者273例，其中，外科手术组159例病，介入治疗组114例。

Transcatheter closure of secundum atrial septal defects using Amplatzer device［J］.

张瑞芳。经胸超声心动图在房间隔缺损封堵术中的应用［J］。

Objective: To evaluate the efficiency and priliminary results of transcatheter closure of secundum atrial septal defect using Amplatzer occluder device.

目的：经导管置入Amplatzer封堵器治疗二孔型心房间隔缺损，并对其疗效进行初步评价。

A metal probe lifts the septum secundum and reveals the opening.

一根金属探针将房间隔掀起以显示未闭开放。

Results The special echocardiographic section provided en face plane views of the congenital heart defects in 35/43(81%) of secundum ASD and 10/15(67%) of VSD patients,and allowed full assessment of their size,shape,circumference and spatial orientations to the neighboring structures,showing also the relationship between two or multiple defects.

然而，常规的超声心动图切面仅能显示缺损的断面，只能依靠人们的思维来构建三维立体结构，往往出现较大的误差，使得不同的中心经超声心动图筛选的病例导管介入治疗的成功率出现较大的差异[3，4]。

Methods: In 52 patients,aged from 3 to 14 years ,including 27 with domestic device and 25 with Amplatzer occluder for percutaneous closure of secundum atrial septal defect in 2006, blood samples were taken before and 24 hours, 1, 3, 6 and 9 months after occluder implantation. The nickel concentrations of blood samples were measured by ICP-MS.

研究对象为52例2006年在我院心儿科行房间隔缺损封堵术，年龄在3～14岁的患儿，其中25例使用Amplatzer房间隔缺损封堵器，27例使用国产先健房间隔缺损封堵器，采用酶消解电感耦合等离子体质谱法，分别测量术前、术后24小时、第1、3、6、9个月体内血镍含量。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。