前根

qián gēn
  • anterior root
前根前根
前根[qián gēn]
  1. 方法:本实验创立三种臂丛根性撕脱伤模型:C7前根撕脱(Ⅰ组);

    Methods : There were three kinds of model of the brachial plexus avulsion injury in present study : the anterior root of the 7th cervical nerve was avulsed ( group I );

  2. 临床治疗则根据实验结果,选择性切断脊髓损伤后痉挛性膀胱患者S2前根或+S31/2前根共32例。

    In clinical trial , according to the results of the above experiments , rhizotomy of the anterior root of S 2 or one of the half anterior root of S 3 were conducted on 32 patients with spastic bladder after spinal cord injury .

  3. SD大鼠腰骶部脊神经前根显微外科解剖学观察

    The microsurgical anatomy of the lumbosacral ventral roots in SD rat

  4. 前根长度B段从C5开始向下逐渐增加(P0.01),长度依次是:11.0、

    Results : The lengths of segment A of ventral roots became big in spine canal from C5 to T1 in spinal canal ( P0.01 ) .

  5. 脊髓后神经根切断术L5前根切断大鼠模型中背根神经节P2X3受体表达

    P2X_3 Receptor Expression in Dorsal Root Ganglion in Rats with Lumbar 5 Ventral Root Transection

  6. 仅做前根撕脱组动物,脊髓前角运动神经元存活率为41%和29%,NOS阳性神经元的表达率为55%和58%。

    The motoneuron survive rate of the group of avulsion without reimplantation were 41 % and 29 % , while the positive rate of NOS were 55 % and 58 % .

  7. 结论:L1与L3脊神经前根吻合可成功建立L2脊髓半切损伤大鼠的股四头肌脊髓旁神经反射通路。

    Conclusion : New paraspinal pathway of quadriceps femoris can be established by L1-L3 spinal ventral roots anastomosis after spinal cord injury at L2 level hemitransection in rats .

  8. 结论:前根撕脱伤可导致盆底肌运动神经元进行性死亡,NOS持续表达和NMDA受体亚单位的表达变化可能是导致神经元死亡的重要原因。

    Conclusion : Lumbosacral ventral root avulsion progressively deplete pelvic motoneurons . The different expressions of NOS and NMDA receptor subunits may be an important mechanism contributing toward the death of the injured neurons .

  9. 目的:为C7神经移位椎管内吻合腰神经前根重建截瘫患者屈髋伸膝功能提供解剖学基础。

    Objective : To provide anatomic basis for C7 nerve transfer to anastomose anterior lumbar spinal nerve in vertebral canal to restore the lower limb function of paraplegia .

  10. 结论:(1)利用跟腱反射重建膀胱功能时宜选用L5前根与S3或S4前根交叉吻接;

    Conclusions : ( 1 ) S 1 ~ S 3 or S 1 ~ S 4 anterior spinal roots cross anastomosis should be taken during the operation of bladder functional reconstruction with Achilles tendon reflex ;

  11. T11、T12前根出硬膜平面均高于S2~4脊神经前根出脊髓平面;

    The level of T 11 , T 12 anterior spinal roots running through spinal dura mater was higher than that of S 2 ~ 4 anterior spinal roots originating from spinal cord ;

  12. 转基因植株GUS荧光定量分析结果表明,GUS表达具有器官特异性,黑暗处理前根的GUS活性最高、茎次之,分别是叶片的7倍和3倍,叶片中仅有痕量本底。

    Fluorimetric quantitative analysis indicated that GUS expression was organ-specific in transgenic rice . Without the dark treatment , GUS activity in roots and stems were about 7 and 3 times higher than in leaves in which GUS activity was only trace detected .

  13. 方法:对17具成人颈段尸体标本,15具显露双侧臂丛神经,测量如下局部解剖学数据:①C5、C6、C7、C8、T1神经根的直径,前根的直径;

    Methods : The bilateral brachial plexus were exposed on 15 cadaveric specimens of adult . Following data were measured : ① the diameters of C5 , C6 , C7 , C8 , T1 cervical spine nerve roots and ventral nerve roots .

  14. 结论:(1)利用下腹壁反射重建膀胱功能,宜采用T11或T12前根与S3或S4前根吻接并需作神经移植;

    Conclusions : ( 1 ) During the operation of bladder functional reconstruction with the lower abdominal reflexes , T 11 , T 12 and S 2 ~ 4 anterior spinal roots cross anastomosis shoulder be taken and the nerve grafting are needed because of the distance between them .

  15. 中国格林-巴利综合征前根的电镜观察

    Electron Microscopic Observation on Anterior Root of Chinese Guillain-Barre Syndrome

  16. 脊神经前根选择性切断治疗痉挛性脑性瘫痪

    Selective ventral rhizotomy for the treatment of spastic cerebral palsy

  17. 前根的有髓神经纤维记数。

    The numbers of myelinated nerve fibers of ventral roots .

  18. 脊神经前根中神经细胞突起的去向

    Distribution of the processes of the neurons in the ventral spinal roots

  19. 大鼠前根与电针镇痛作用关系的探讨

    Investigation on the Relationship between Ventral Root and Effects of Electroanalgesia in Rats

  20. 前根动脉每例5.2(2~10)支。

    The anterior radicular arteries averaged 5.2 ( 2 ~ 10 ) in number .

  21. 萌芽前根外营养的吸收分配及与苹果品质间关系的研究

    Effects of mineral element sprinking on the shoot absorption and apple quality before sprout

  22. 脊神经节细胞经前根向脊髓的投射

    Projections of the spinal ganglion cell through the ventral root into the spinal cord

  23. 胎儿脊神经前根感觉神经元的观察

    The observation of the sensory neurons in the anterior roots of fetus spinal nerve

  24. 神经前根的长度;

    The lengths of ventral nerve roots .

  25. 脊神经前根传入纤维在脊髓和延髓的分布

    Distribution of afferent fibers in ventral spinal roots to the spinal cord and medulla oblongata

  26. 结论:前根撕脱延期再植回能促进脊髓前角运动神经元的存活与再生。

    Conclusions : Delayed reimplantation of avulsion ventral root can enhance motoneuron survival and regeneration .

  27. 切断大鼠前根对痛阈及电针镇痛效应的影响

    Influence of Ventral Rhizotomy on the Pain Threshold and the Effect of Electroacupuncture Analgesia in Rats

  28. 臂丛神经根性撕脱伤前根椎管内植入手术入路探讨

    A study of approaches in reimplantation of avulsed brachial plexus ventral roots into the spinal cord

  29. 大鼠臂丛前根撕脱延期再植回对运动神经元存活的作用

    Survival and regeneration of motoneurons in adult rats by delayed reimplantation of ventral root following spinal root avulsion

  30. 由此证明半数以上的前根细胞的周围突是通过交感神经分布的。

    It is concluded that the peripheral processes of these ventral root cells distributed via the sympathetic trunk .