perforating arteries

The number, course, distribution and type of high cutaneous perforating arteries of anterolateral thigh area were observed and photographed by X-ray.

目的：研究股前外侧各类型高位穿支的特点与供血区域。

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Results All of the aneurysms developed at the takeoff point of perforating arteries, the recurrent artery of Heubner in three cases, the medial proximal lenticulostriate artery in five cases.

结果所有动脉瘤均位于A1穿动脉的起始部，起源于内侧远端纹状体动脉的3例，内侧近端纹状体动脉的5例。

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All four arteries were direct perforating branches. These perforating arteries and accompanying veins overlapped with each other and formed the upper, middle and lower parts of the vascular anastomosis in deep fascia above the adductor wall.

上述四支穿支以及它们的伴行静脉彼此存在广泛的吻合，并在深筋膜层上方形成会阴区上方、中间、下方三组链式血管吻合网。

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Superficial peroneal nerves, sural nerves and saphenous nerves are all nourished by their accompanying arteries which, anastomosed with the cutaneous perforating branches of other arteries, also nourish the corresponding skin areas.

腓浅神经、腓肠神经及隐神经均有主要伴行动脉营养，并与其他动脉皮穿支吻合营养相应区域的皮肤。

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The major branches of the LAD artery are the diagonal and septal perforating arteries.

LAD的主要分支有对角支和室间隔支。

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Results Among the complicated aneurisms, 18 were peripheral artery type ( 81.8%), in which 6 patients originated from perforating arteries, 7 from lenticulostriate arteries, 4 from posterior choroidal arteries;

结果伴发的动脉瘤为外周动脉型18例，占81.81%，其中载瘤动脉为穿支动脉者6例，豆纹动脉者7例，后脉络膜动脉4例。

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Type II, big space has few perforating arteries.

Ⅱ型：自然间隙大，穿通少。

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Conclusions Pontine infarctions, which mainly located in mid-upper paramedian pons, are usually due to vertebrobasilar artery stenosis and occlusion of pontine perforating arteries by hypertension.

结论脑桥梗死多发生在脑桥中上部的旁正中区域，主要由椎基底动脉狭窄、高血压性基底动脉穿通支闭塞所致。

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Recurrent artery of Heubner was the thickest among the perforating arteries of ACA-A1 segment. It original location? course and amount varied much.

回返动脉为ACA-A1段发出的穿动脉中最粗大的血管，起源部位、行程及数量变异大。

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Type V, small space has many perforating arteries.

V型：自然间隙小，穿通支丰富。

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Microsurgical anatomy of the perforating arteries on the third ventricular floor

第三脑室底穿通动脉的显微外科解剖研究

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The average outer diameter of these branches were larger than 1.0 mm, except the temporalis polaris artery. The central branches of the middle cerebral artery consisted of medial perforating arteries and lateral perforating arteries. angle.

除颞极动脉细小外，其余支在大脑外侧裂处成人的平均外径均超过1毫米，角回动脉和颞后动脉较粗，分别为1.51±0.03毫米和1.46±0.03毫米。

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11 sides' middle cerebral arteries had medial lenticulostriate artery, short course and overlapped with another perforating arteries when entering the anterior perforated substance. 4 sides medial lenticulostriate artery coincided with perforating arteries in A1.

11侧大脑中动脉存在内侧豆纹动脉，行程短，进入前穿质时与其他穿通动脉存在重叠，4侧内侧豆纹动脉与A1段穿通动脉间存在吻合现象。

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Among the perforating arteries of the internal thoracic artery in the upper four intercostal spaces, the second perforating artery presents a higher incidence of occurence, it also possesses a larger caliber and distributing area.

胸廓内动脉在上4个肋间隙发出的穿动脉中，以第Ⅱ穿动脉的出现率最高，平均管径最粗，分布面积也最大。

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The 80 percent recurrent perforating arteries passed between the facial nerve and the vestibulocochlear nerve.

回返穿通动脉位于面神经、前庭蜗神经之间有32例（80%）。

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Microsurgical anatomical study on A1 segment of anterior cerebral artery and its perforating arteries

大脑前动脉A1段及其穿通支的显微解剖研究

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Methods The microanatomy of perforating arteries on the third ventricular floor in 25 cadaveric heads of adults was observed with 4 to 40 power surgical microscope.

方法25具尸头标本，在4～40倍手术显微镜下观察第三脑室底穿通动脉的显微解剖关系，并计算其相关参数。

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The internal carotid artery upper space could use as operating space in 7 patients because of absence of the lenticulostriate arteries and the perforating artery of A1 and bifurcation of internal carotid artery.

颈内动脉上间隙均见不同程度增大。7例由于A1及分叉部穿通动脉、M1内侧豆纹动脉缺如形成自然手术间隙进行直接操作。

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