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The incidence of lower extremity atherosclerotic plaque, arterial steno- sis and obliterlation of type Ⅱ diabetes in old age was apparently higher than that of control group. The incidence of atherosclerotic plaque was mainly involved in femoral and popliteal artery. While the incidence of stenosis and obliterlation were mainly involved in the distal arteries below popliteal artery, especially, anterior tibial artery, posterior tibial artery and pedis dorsal artery.

结果 糖尿病患者下肢动脉血管管腔的硬化斑块、狭窄和闭塞的发生率明显高于对照组；硬化斑块的发生率以股动脉及腘动脉最为常见，而管腔狭窄、闭塞率以及腘动脉以下的远端动脉血管最为明显。

Results Apart from100%of delineating of the four rectus muscles,optic nerve and lacrinal gland,CT was able to depict not only about50%of oblique muscle,superior ophthalmic vein,ophthalmic artery and the trochlea,but also musculotendinous ring,aterior ethˉmoidal artery,posterior ethmoidal artery,medial and lateral long posterior ciliar artery,central retinal artery,inferior ophˉthalmic vein,supraorbital nerve,lacrimal sac,nasolacimal duct etc.

结果 眼眶水平CT断层扫描除对4条直肌、视神经、泪腺100%显示外，上斜肌、眼上静脉、眼动脉、滑车的显示率在近半数。另外，肌腱环、筛前筛后动脉、内外侧睫状后长动脉、视网膜中央动脉、眼下静脉、肌支动脉、眶上神经、泪囊、鼻泪管等也可显示。

The arrows point to the anterior cerebral artery,frontopolar artery,callosomarginal artery,the pericallosal artery,the precuneal artery,and the vein of Galen.

箭头代表大脑前动脉，大脑前动脉额极支，胼胝体缘动脉，胼周动脉，楔前动脉，盖伦氏静脉。

METHODS: Twenty preserved adult cadavers were used in this study to observe the morphology of superior thyroid artery, inferior thyroid artery, transverse cervical artery, thyrocervical trunk and extracerebral portion of vertebral artery, and reconstruction of vertebral artery with these arteries was simulated in two preserved cadavers.

20具(40侧)成人防腐固定尸体标本，观察甲状腺上动脉、甲状腺下动脉、颈横动脉、甲状颈干及椎动脉颅外段的形态学参数，并在2具尸体标本上模拟行吻合血管椎动脉重建术。

A hemadynamometer has an air bag designed for attaining oppression or ischemia of radial artery only without oppressing ulnar artery, with a length of the bag made, when the bag is wound on a user's wrist on its radial side starting from such hard organization area as tendons on palm side of the wrist through the radial artery, to reach at least styloid process of radius but not to reach the ulnar artery, and with a width set for locally oppressing the radial artery at least substantially right above the styloid process of radius in longitudinal direction of the wrist.

一种用来仅对桡骨动脉进行压迫并使其局部缺血而不对尺骨动脉进行压迫的血压测量计，它具有一气囊，气囊具有一定长度，当将气囊裹绕在使用者手腕上，使气囊从如手掌侧上的各腱这种坚实组织区域开始作为起点，伸展经过桡骨动脉时，所述气囊可以至少到达桡骨茎突，但不能到达尺骨动脉，所述气囊具有一宽度，该宽度设定得可以至少在沿手腕纵向、在桡骨茎突的基本正上方的位置处、对桡骨动脉进行局部地压迫。

MSCTA showed stenosis and obstruction of internal carotid artery, anterior cerebral artery and middle cerebral artery, including thirteen cases with bilateral and 6 cases with single lateral. There appeared abnormal vessels looked like smog on cerebral bottom. More than one branches of collateral artery could be seen in most of them. Sacculated aneurysm of lenticulostriate artery was shown in one patient. Five patients who were performed both MSCTA and DSA displayed similar above-mentioned vascular lesions.

MSCTA均清晰显示不同程度颈内动脉虹吸段、大脑前动脉及大脑中动脉起始段狭窄、闭塞，双侧病变者13例（68.4%），单侧病变者6例（31.6%）；脑底部见纤细迂曲的&烟雾&状异常血管网；大多可显示1支以上侧支动脉；1例显示右侧豆纹动脉囊状动脉瘤。5例同时行MSCTA与DSA者，均很好显示了上述血管病变。

Methods There were to patients of diabetes and 35 patients of non-diabetes in this study. The diameter, inter median thickness, peak systolic velocity, end diastolic velocity, pulsatility index, and resistance index of bilateral common femoral artery, superficial femoral artery, profunda femoral artery, popliteal artery,and pedal artery,and whether there was arteriosclerotic plaque or occlusive diseases were examined with color Doppler ultrasonogh.

糖尿病组70例，非糖尿病组35例，分别应用彩色多普勒超声观察双侧股总动脉、股浅动脉、股深动脉、腘动脉、足背动脉的血管内径、内－中膜的厚度、收缩期最大峰值血流速度、舒张期末血流速度、搏动指数、阻力指数；观察血管内有无硬化斑块、有无完全性和不完全性动脉闭塞。

Methods:Wistar rats were divided randomly into sham-operation group(n＝6) and ischemia- referfusion group (n＝12).Common carotid artery and external carotid artery were ligated,internal carotid artery and pterygopalatine artery were undivided.Pricking with eye scissors at the distal end of CCA for intralumin suture.By adjusting the suture arc direction to avoid entering the pterygopalatine artery,then withdraw the suture for referfusion 1 h later.

采用健康雄性Wistar大鼠随机分为假手术组(n＝6)和缺血再灌注组(n＝12)，其中缺血再灌注组结扎颈总动脉和颈外动脉，颈内动脉和翼腭动脉不予分离，眼科剪在CCA远端上剪一小口插入线栓，通过调整线栓弧度方向来避免进入翼腭动脉，造成缺血，1 h后外拉栓线形成再灌注。

Results: In these patients, MSCTA identified 92 arterial segments to have varied degrees of stenosis or occlusion, which included 22 cases of arteriosclerosis obliterans of lower extremity (involving the abdominal aorta in 1 patient, iliac artery in 2, femoral or popliteal artery in 8, lower leg artery in 4 and full-limb vascularity in 7), 5 cases of thromboangiitis obliterans (TAO, involving the common iliac artery in 3 patients and external iliac artery in 2), and 5 cases of Takayasu's arteritis.

结果：32例患者下肢血管疾病多层螺旋CT血管成像检查中，共发现92个动脉节段不同程度的狭窄甚至闭塞。

End of internal carotid artery, anterior cerebral artery, posterior cerebral artery, basal artery, and vertebral artery.

以磁共振血管成像为标准，比较经颅多普勒超声检查的特异性，敏感性，假阳性，假阴性及符合率。

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。