枕骨
- occipit-;occipital bone;occipito-
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[occipital bone] 形成颅骨后部并围绕着枕骨大孔的一块复合骨
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方法:搜集经手术或穿刺活检病理证实的SEC7例,额骨2例,顶骨3例,枕骨2例,均行CT平扫,分析其CT表现特征。
Methods : Seven patients of SEC proved by operation and biopsy were collected in the study . There were 2 cases in frontal bone , 3 in parietal bone and 2 in occipital bone .
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采用7例新鲜的青年颈椎标本(枕骨至C7),施加力偶最大为1.5Nm,使之产生前屈、后伸和左、右侧弯运动。
Seven fresh young cadaveric specimens of whole cervical spine ( Occipital bone to C7 ) were used in the determination of the movements in flexion , extension , left and right lateral bending . Pure moments with a maximum of 1.5 N.
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成人颅骨枕骨厚度CT测量
Measurement study of the thickness of occipital on normal adults skulls with CT
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枕骨蛛网膜颗粒压迹的CT研究
CT research of the depression of occipital arachnoid granulations
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通过正常颅脑ct扫描图像,对枕骨蛛网膜颗粒压迹进行研究。
To study the depression of occipital arachnoid granulation by normal CT scans .
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成人枕骨厚度解剖学和CT测量的相关性研究
The correlation between anatomical measurement and CT measurement of the adult occipital thickness
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结论枕骨蛛网膜颗粒压迹CT表现有特征性,可以明确诊断,并有较重要的临床价值。
Conclusion The impression of arachnoid granulation in occipital bone has characteristic features of CT .
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枕骨海绵状血管瘤CT诊断(附6例报告)
CT Diagnosis of Cavernous Hemangioma of the Occipital Bone ( A Report of 6 Cases )
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目的了解枕骨厚度解剖学与CT两种测量结果的相关性,为枕颈融合术中螺钉长度的选择提供解剖学依据。
Objective To study the correlation between anatomical measurement and CT measurement of adult occipital thickness so as to provide anatomic evidence for the selection of screw length in occipital-cervical fusion .
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枕骨蛛网膜颗粒压迹在CT上表现为半圆形、半卵圆形或浅弧形,少数可呈穿凿样骨质缺损,深达板障或外板。
Characteristic findings of occipital arachnoid granulations on CT were semiorbicular or semilunar depression of occipital inner table , or a punched-out like bone defect from the inner table into the outer table .
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经此入路可显露从枕骨大孔前缘至C3椎体的范围;
The range from anterior rim of foramen magnum to C 3 could be exposed by this approach .
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枕骨大孔区脑膜瘤诊断依赖于影像学检查,MRI检查能提供肿瘤清晰的三维位置和毗邻关系信息,是最佳诊断手段。
The diagnosis for foramen magnum meningiomas depends on imageology . Since MRI can offer information of precise three-dimensional location and adjacent structures , it is the optimal method of preoperative diagnosis .
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结论枕骨螺钉内固定于枕骨的安全区域应选择在枕骨骨质厚度大于8mm的菱形区域。
Conclusion The safe operation area is the rhombus region where the thickness is thicker than 8 mm .
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结果:舌下神经管位于枕骨髁的前上方,为一对卵圆形或圆形孔道,内口至外口的长度(8.51±0.91)mm。
Results : The hypoglossal canal was a paired roundness or ellipse passage , which was situated above the occipital condyle . The length of the canal was ( 8.51 ± 0.91 ) mm .
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头侧直肌起始于TPA的外表面,止于枕骨颈静脉突的下表面,可作为确定颅外颈静脉孔的解剖标志。
The rectus capitis laterralis muscle extended vertically behind the internal jugular vein from the TPA to the jugular process of the occipital bone .
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枕骨破坏,枕部肌肉、硬膜表面及小脑内均有肿瘤侵润,与脑组织无明显界限。额枕部VEP的相位不一致。
MCC can invade occipital bone , occipital muscles , dura and cerebellar tissues . While the fronto-occipital VEP phase showed difference .
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茎突、枕骨颈突及头外侧直肌,可作为JF的定位标志。
The styloid process , the jugular process of the occipital bone and the rectus capitis lateralis are excellent landmarks to locate the JF .
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CT或MRI上病灶为单发的50例,占87.7%,其中位于右大脑者16例,左大脑14例,小脑12例,鞍区、枕骨大孔区和颅底8例;
50 cases are single focus on CT or MRI ( 87.7 % ), in which there are 16 cases lie in right cerebra , 14 ones lie in left cerebra , 12 ones in cerebellum , 8 ones in sellar area and foramen magnum region skull base ;
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Chiari畸形是以小脑扁桃体下疝畸形为特征的先天性疾患,目前较为公认的理论是起源于胚胎中胚叶轴旁的枕骨原节发育不良所致,其诊断主要依赖于MRI。
Chiari malformation is a congenital malformation characterized with hindbrain hernia . It is generally accepted that it caused by underdevelopment of the occipital somite originating from the paraxial mesoderm . The diagnosis of Chiari malformation is mainly based on MRI .
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方法:①测量50块干燥完整的成人枕骨后下部10cm×5cm区域骨质厚度;
Methods : The thickness of the posterior inferior part of occipital , whose area is about 10 cm × 5 cm , was measured on 50 dry adult skulls .
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对X线摄片证实的34例枕骨大孔区畸形患者进行了电刺激运动诱发电位(MEP)测试,MEP异常率91.4%,改变以中枢运动传导时间(CMCT)延迟为主。
Electrical stimulating motor evoked potentials ( MEP ) were examined in 34 cases with malformation of atlantooccipital region verified by roentgenogram . Abnormal rate of MEP was 94 . 1 % .
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结果AIS患者的小脑扁桃体平均位置明显低于对照组(分别为枕骨大孔上0.9mm和2.9mm)。
Results In AIS patients and healthy controls , the mean position of the cerebellar tonsil was 0.9 and 2.9 mm above the BO line , respectively .
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目的介绍一种经小脑扁桃体延髓沟入路切除枕骨大孔区、小脑扁桃体延髓沟内、Luschka孔区及第四脑室内肿瘤的方法。
Objective To introduce a trans cerebellomedullary fissure approach to remove the tumors located in the foramen of magnum , cerebellomedullary fissure , foramen of Luschka and the fourth ventricle .
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19例寰椎与枕骨愈合的报告
A report of nineteen cases of the atlanto - occipital fusion
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远外侧枕骨髁上锁孔入路的显微解剖
Microsurgical anatomy on the design of the far-lateral supracondylar keyhole approach
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结果:枕外隆凸最高点至枕骨大孔后缘间的距离;
Results External occipital protuberance apogee to foramen magnum empress distance ;
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宽,但后枕骨不很突出。
The skull broad and the occipital bone not too prominent .
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目的探讨经远外侧枕骨髁入路的显微外科解剖。
Objective To describe microsurgical anatomy of the extreme lateral transcondylar approach .
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枕骨粗隆部测量及经板障间螺钉固定通道的研究
Anatomic study of screw fixation in occiput via diploic bone
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枕骨内板的蛛网膜颗粒(附6例报告)
Arachnoid Granulations of Occipital bone ( A Reports of 6 Cases )