avf

Methods Twenty four patients were consisted of 4 CS dural arterovenous fistulae ( AVF), 1 intracavernous foreign object and 19 tumors.

方法24例病人包括4例CS硬膜动静脉瘘（AVF）、1例CS内异物及19例肿瘤。

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Mr. Charles has undergone an operation to create an AVF.

查理先生刚做完动静脉瘘管手术.

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Arteriovenous fistula ( AVF ) and arteriovenous malformation ( AVM ) are the common intracranial vascular malformations.

动静脉瘘 ( AVF ) 和动静脉畸形 ( AVM ) 是较常见的颅内血管畸形.

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Methods: According to patients'vascular condition and other conditions, we should select the autologous AVF, arteriovenous graft ( AVG) and percutaneous double cavity catheter.

方法：根据患者血管条件及其他状况选择自体动静脉内瘘、人工血管移植动静脉内瘘成形术或永久双腔导管中心静脉置入术。

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Objective To explore the optimal treatment of AVF in the head-neck region.

目的探讨头颈部动静脉瘘治疗的最佳方法.

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Purpose : To probe into the diagnosis and treatment of renal arteriovenous fistula ( AVF ).

目的: 提高肾动静脉瘘 ( AVF ) 的诊治效果.

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Electrocardiogram of six leads including ⅰ,ⅱ,ⅲ, aVL, aVR and aVF was recorded and analysed in 180 Beagle canines at different ages.

记录并比较了180头不同年龄比格犬的Ⅰ、Ⅱ、Ⅲ、aVR、aVL和aVF六个导联的心电图。

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Two typical multistage iterative reduced-rank ( MIRR) methods, multistage nested wiener filtering ( MWF) algorithm and auxiliary vector filtering ( AVF) algorithm were deeply analyzed and unified to the same reduced-rank frame on a certain enhanced condition.

本文深入研究了多级维纳滤波（MWF）和辅助向量滤波（AVF）两种典型多步迭代降维方法，在一定加强条件下将这两种方法统一到同一降维框架内。

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