查询词典 foramen magnum

Meningioma of the foramen magnum:a series of 40 cases.

枕大孔区肿瘤的显微外科治疗。

objective to explore the operative methods for meningiomas in the foramen magnum.

目的 探讨枕骨大孔区脑膜瘤的手术治疗方法。

Methods The clinical presentations,MRI images, operative technique and prognosis of 9 cases with tumors of the foramen magnum were analyzed retrospectively.

回顾性分析9例枕大孔区肿瘤的临床表现和MRI影像，手术技巧和预后。

For antemortem injury,a 3mm-deep stab wound wasmade with 〓 needle through the upper median point of foramen magnum.

实验动物为Wistar大白鼠（180～210g），雌雄不限，随机分为9组，每组6只，均用1%戊巴比妥钠（50mg/kg）麻醉。

Method］ Take foramen magnum resin D101 to separate polysaccharide from the zymotic fluid of Cordyceps mycelium, the phenol-SO2 method to measure polysaccharide in sample.

方法］采用D101大孔树脂分离冬虫夏草菌丝体发酵液中的多糖；采用苯酚-硫酸法测定样品中多糖含量。

Supraperiosteal dissection was performed extending from the glabella anteriorly to the posterior lip of the foramen magnum posteriorly. craniotomies were performed to separate the bifrontal and biparietal-occipital frangments.

患儿采取改良的俯卧位，通过头皮冠状切口显露从眉间至枕骨大孔后唇的整个颅盖，切开颅骨分离双侧额骨和双侧顶-枕部骨块。

［Objective］ To analyze the outcome of internal fixation for occipitalization with atlantoaxial joint dislocation by posterior decompression and occipitocervical fusion ［Method］ From December 2005 to June 2007,8 patients with occipitalization and atlantoaxial joint dislocation received removal of the posterior arcus of atlas and the enlargement of the posterior edge of the foramen magnum after skull traction performing for an average of 135 daysAll patients were operated on by posterior craniocervical fusion using cervifix internal fixation system and autologous ilium graftsThe clinical efficacy after operation was analyzed by Japanese Orthopaedic Associationneural function score ［Result］ All the patients were followed up from 6 months to 2 years, average of 15 monthsNo complication was foundAtlantodental interval was 5~9 mm before and 4~6 mm after skull tractionAtlantoaxial joint dislocation didn't completely reducedThe neurological defects were improved to some extents according to the JOA scoreImageology showed all patients had full decompression and bony fusionThe loosening or broken internal fixation was not found ［Conclusion］ Posterior decompression and fusion is a feasible method for the treatment of occipitalization with atlantoaxial joint dislocation,and the clinical effect is satisfactory

分析后路减压枕颈融合内固定术治疗合并寰枢关节脱位的寰椎枕骨化临床疗效。［方法］2005年12月至2007年6月间，对8例合并寰枢关节脱位的寰椎枕骨化患者在行颅骨牵引治疗一段时间（12~16 d，平均135 d）后采用枕骨大孔后缘扩大，寰椎后弓切除减压取自体髂骨枕颈融合Cervifix系统内固定术，手术后采用日本骨科学会神经功能评分分析临床疗效。［结果］8例患者随访6个月~2年，平均为15个月。8例患者无一例出现术后并发症，术前寰齿前间隙为5~9 mm，经颅骨牵引后为5~7 mm，寰枢关节脱位未能完全复位。手术前后JOA评分示神经症状均有不同程度恢复，影像学检查示枕颈区减压充分植骨区获得骨性融合，无一例出现内固定松动或断裂。［结论］合并寰枢关节脱位的寰椎枕骨化患者术前仔细评估影像学改变，采用颅骨牵引一段时间后行后路减压枕颈融合内固定术的治疗方案是合理可行的，且临床效果满意。

Methods The clinical presentations,MRI images, operative technique and prognosis of 9 cases with tumors of the foramen magnum were analyzed retrospectively.

目的 研究枕孔区肿瘤的诊断与手术疗效方法回顾性分析9例枕大孔区肿瘤的临床表现和MRI影像，手术技巧和预后。

Foramen magnum decompression is an excellent surgical technique that has no effect on the postoperative cervical ROM and cervical alignment.

枕骨大孔减压术目前已经是一项非常完善的手术技术方法，这种方法对术前颈部活动范围和脊椎的校正不会产生任何影响。

objective to study the diagnosis and operative treatment of foramen magnum tumors.methods the clinical presentations,mri images, operative technique and prognosis of 9 cases with tumors of the foramen magnum were analyzed retrospectively.results 5 cases got total removal, 3 cases got subtotal removal, and 1 case got partial removal.conclusion acquaintance with anatomy of foramen magnum region,microsurgical technique,suitable surgical approach and post--operative management are closely related with the therapeutic effect.

目的 研究枕大孔区肿瘤的诊断与手术疗效。方法回顾性分析9例枕大孔区肿瘤的临床表现和mri影像，手术技巧和预后。结果全切5例，次全切3例，部分切除1例。结论熟悉枕大孔区解剖，运用显微外科技术，选择合适手术入路，注重术后处理，都与疗效密切相关。

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。