查询词典 sciatic foramen

The parasacral region using a curved probe (2–5MHz) was scanned in 17 patients in search of the medial borderof the ischial bone and the lateral border of the sacrum, whichrepresent the limit of the greater sciatic foramen.

我们在17位病人身上用2–5MHz 的弯探针在骶骨旁区域进行超声探测，寻找坐骨内侧缘和骶骨外侧缘，从而划出坐骨大孔的区域。

Objective To determine surface projection of suprapitiform foramen, infrapiriform foramen and sciatic nerve in anal triangle, so as to provide anatomical data for the clinical application.

目的确定臀三角内梨状肌上、下孔和坐骨神经的体表定位，为临床应用提供解剖学资料。

Objective To determine surface projection of suprapitiform foramen, infrapiriform foramen and sciatic nerve in anal triangle, so as to provide anatomical data for the clinical application.

目的确定臀三角内梨状肌上、下孔和坐骨神经的体表定位，临床应用提供解剖学资料方法解剖观察30侧成人臀区标本。

Objective To determine surface projection of suprapitiform foramen, infrapiriform foramen and sciatic nerve in anal ********, so as to provide anatomical data for the clinical application.

目的确定臀三角内梨状肌上、下孔和坐骨神经的体表定位，为临床应用提供解剖学资料。

The sacral plexus was identified at the levelof the sciatic foramen as a round hyperechoic structure.

在坐骨孔水平找到了圆形高回声结构的骶丛神经。17例病人中有10例辨别出了臀动脉，但是所有病人身上我们都没能确定地辨别出梨状肌。

Results The length between posterior superior iliac spine and greater trochanter of femur was (15.2±1.35) cm for man and (11.5±0.72) cm for woman; the length between posterior superior iliac spine and ischial tuberosity was (13.3±0.87) cm in man and (10.3±0.49) cm in woman; the length between greater trochanter of femur and ischial tuberosity was (8.3±0.83) cm in man and (5.5±0.61) cm in woman; the surface projection where the superior gluteal artery, superior gluteal veins and superior gluteal nerve permeate the suprapitiform foramen was below the point 0～6.8 mm between 2/5 superior and middle trunk from posterior superior iliac spine to greater trochanter of femur; the surface projection where the inferior gluteal artery, inferior gluteal veins and inferior gluteal nerve permeate the infrapiriform foramen was at the point between 2/5 inferior and middle trunk from posterior superior iliac spine to ischial tuberosity; the surface projection where sciatic nerve permeate the infrapiriform foramen was at the point between 3/5 lateral and middle trunk from ischial tuberosity to greater trochanter of femur.

结果臀三角各边的长度分别为：髂后上棘转子间距，男(15.2±1.35) cm，女(11.5±0.72) cm；髂后上棘结节间距，男(13.3±0.87) cm，女(10.3±0.49) cm；转子结节间距，男(8.3±0.83) cm，女(5.5±0.61) cm。臀上动脉、静脉、神经出入梨状肌上孔的体表投影在髂后上棘与大转子连线中、上2/5交界处向下0～6.8 mm内；臀下动脉、静脉、神经出入梨状肌下孔处的体表投影在髂后上棘与坐骨结节连线中、下2/5处；坐骨神经出梨状肌下孔处的体表投影在坐骨结节与大转子连线中外3/5处。

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。