Most babies have a closed ductus arteriosus by 72 hours after birth.
大多数婴儿在出生后72小时内动脉导管闭合。
In the diagram at the left, this is through a patent ductus arteriosus.
在左图，则通过未闭的动脉导管相通。
Objective To explore the effect of transcatheter closure patent ductus arteriosus in infants.
目的探讨经导管堵塞婴幼儿动脉导管未闭的疗效。
Objective To compare the effects of two different types of coil on patent ductus arteriosus closure.
目的评价两种弹簧圈在封堵动脉导管未闭中的疗效。
To evaluate the value of left sub-axilla mini-incision surgical treatment of patent ductus arteriosus(PDA).
目的探讨左腋下小切口治疗动脉导管未闭的价值。
Objective: To report the pulmonary circulation shock phenomenon of patent ductus arteriosus (PDA) occlusion.
目的：报道动脉导管未闭(PDA)封堵术中肺循环震荡现象。
The toxic effects of diquat and adrenocortical hormone on ductus arteriosus of rat fetus were studied in this paper.
本文研究了敌草快和肾上腺皮质激素对胎鼠动脉管的收缩作用。
The toxic effects of diquat and adrenocortical hormone on ductus arteriosus of rat fetus were studied in this paper.
研究敌草快所致的大鼠胎儿动脉管收缩与肾上腺皮质激素及其受体的关系。
Objective To discuss the individual minimally invasive treatment of patent ductus arteriosus and the curative effect.
目的探讨动脉导管未闭微创治疗的个体化方案和治疗效果。
Objective To explore the feasibility of establishment of animal model of patent ductus arteriosus model (PDA) by using self-vessel.
目的探讨运用自体血管建立动脉导管未闭(PDA)模型的可行性。
Objective To assess the immediate efficacy of transcatheter closure of patent ductus arteriosus (PDA) using the angled duct occluder (ADO).
目的评价应用成角动脉导管未闭(PDA)封堵器经导管闭合pda的疗效。
Objective: To evaluate the clinical value of vertical axillary incision in surgical management of patent ductus arteriosus (PDA) in children.
目的：探讨腋下直切口在小儿动脉导管未闭术中的临床应用价值。
It could show the membranous stenosis at the junction of left and right pulmonary artery by angiography through the patent ductus arteriosus.
经未闭动脉导管造影可显示左、右肺动脉连接处隔膜状狭窄。
The relationship between contraction of ductus arteriosus of fetuses induced by paraquat with adrenocortical hormone and its receptor was studied.
研究敌草快所致的大鼠胎儿动脉管收缩与肾上腺皮质激素及其受体的关系。
The pulmonary arteries were well developed, with the pulmonary blood flow supplied principally by a large patent ductus arteriosus (PDA) in 9 patients;
肺动脉发育好，肺血由一粗大的动脉导管供给者9例；
The patient group was divided into three groups, which were ventricular septal defect group, atrial septal defect group and patent ductus arteriosus group.
病人组根据先心病类型分为室间隔缺损组、房间隔缺损组、动脉导管未闭组；
The present experiments were conducted to study the relationship of contraction of ductus arteriosus of fetuses induced by diquat with adrenocortical hormone and its receptor.
本文研究了敌草快和肾上腺皮质激素对胎鼠动脉管的收缩作用。
Controversy exists over the operation for closure of complicated patent ductus arteriosus (PDA) under cardiopulmonary bypass (CPB) with deep hypothermia and low perfusion flow.
关于重症复杂型动脉导管未闭(PDA)是否应在深低温低流量体外循环下行闭合手术，尚有争议。
Ruptured aneurysm of aortic sinus should be differentiated from patient ductus arteriosus, aertopulmonary septal defect and ventricular septal defect with aortic insufficiency.
且应与动脉导管未闭、主动脉肺动脉间隔缺损，空间隔缺损并主动脉瓣闭锁不全相鉴别。
In most term infants the patent ductus arteriosus (PDA) closes within days of birth, first by contraction of a muscular layer to achieve functional closure and then by endothelial remodeling.
在大部分的足月儿，其动脉导管在出生后的几天内会关闭，起初是经由肌肉层的收缩来达到功能上的关闭，接著是经由血管内皮的重塑。
The left to right shunt rate (f) and the transverse sectional area of ductus arteriosus (a) were calculated by color Doppler flow convergence method in 20 patients with patent ductus arteriosus.
用彩色多普勒血流会聚法对20例动脉导管未闭患者的左向右分流率F进行测定，并根据F值计算出动脉导管的横截面积A。
The left to right shunt rate (f) and the transverse sectional area of ductus arteriosus (a) were calculated by color Doppler flow convergence method in 20 patients with patent ductus arteriosus.
用彩色多普勒血流会聚法对20例动脉导管未闭患者的左向右分流率F进行测定，并根据F值计算出动脉导管的横截面积A。
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