Objective To evaluate the feasibility of measuring phrenic nerve conduction time ( PNCT) and elicited compound muscle action potential ( CMAP) of diaphragm with surface electrodes.

On the basis of the criterion that a positive prognosis for laryngeal recovery was indicated when there was no misdirect generated potential and the highest evoked CMAP was higher than 26.4%, correct prognostic rate was 93% ( 55/ 59).

结合无错向再生电位综合判断预后，准确率为93%（55/59）。

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Result: ① Characteristics of nerve conduction: 94.7% patients had abnormal motor nerve conduction with decreased CMAP amplitude, prolonged distal motor latency ( DML) and absent response.

结果：①神经传导特征：94.7%患者运动传导异常，表现为单纯复合肌肉动作电位（CMAP）波幅降低、波幅降低伴潜伏期延长、动作电位缺失三种类型；

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For differentiating conduction block from temporal dispersion, the 95% normal upper limits of CMAP decay over different nerve segments is recommended for a definite partial conduction block.

考虑到时间离散的影响因素，建议将CMAP波幅衰减大于相应神经节段95%正常上限值诊断为肯定的部分性运动神经传导阻滞。

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The specimen, taken on 4th and 8th week, was investigated for nerve morphology, motor nerve conduction velocity ( MNCV), amplitude of compound muscle action potential ( CMAP) and wet muscle weight to evaluate the status of nerve regeneration.

术后4周和8周（每组均为8只）取标本，作形态学，肌湿重，运动神经传导速度（MNCV）、复合运动动作电位（CMAP）波幅，及组织学的检测。

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Compared the relationship between the proximal-to-distal compound muscle action potential ( CMAP) amplitude ratios with 2 weeks and 6 months facial nerve H-B grading postoperatively.

比较术末近端/远端CMAP振幅比率与术后2周和6个月面神经功能H-B分级之间的相关性。

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Objective To study the effect of tracrium on compound muscle action potential ( CMAP) in rats.

目的研究肌松药卡肌宁对大鼠术中复合肌肉动作电位（CMAP）的影响。

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Conclusion: The decrease of CMAP amplitude of motor nerve is more obviously than the slowing of MCV in patients with birth injury of branchial plexus.

结论：臂丛产伤患儿运动神经的CMAP波幅降低比MCV的减慢更为显著。

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In patients with reduced amplitude of compound muscle action potential ( CMAP) 87.2% EMGs of short abductor of pollicis brevis were abnormal.

复合肌肉动作电位（CMAP）波幅降低者中拇短展肌肌电图异常者占87.2%；

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Varying CMAP results with changing coil location during magnetic stimulation of facial nerve have been noted in the literature.

磁刺激面神经时线圈的不同位置可以影响面肌复合动作电位（CMAP）的结果。

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There was no significant difference of motor nerve conduction velocity and compound muscle action potential ( CMAP) latent period before and after nerve expansion in groups of 3 ml infusion volume and 5 ml infusion volume.

肌电结果：3ml、5ml组的运动神经传导速度与复合肌肉电位（CMAP）的潜伏期，神经扩张前和扩张后相比无明显差别。7ml组则比术前明显减慢及延长。

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Results Compared with the control side, there was obvious change in CMAP of latissimus dorsi, triceps brachii and extensor digiti communis muscles in group C, which was manifested as decreased amplitude and prolonged latent period.

结果与对照组相比，C组背阔肌、肱三头肌及指总伸肌CMAP的波幅及潜伏期均有明显的变化，波幅衰减、潜伏期延长；

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Compared with the group C, the SNCV of the median nerve of both group A and group B are slower, while CMAP both decreased and DML both reduced. There exist obvious differences between any two groups among the three groups in statistics ( P0.05).

与C组比较，A组和B组正中神经SNCV均减慢，CMAP降低，DML均延长，各组之间在统计学上有明显的差异（P0.05）。

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Results Action potentials from the iliohypogastric, genitofemoral, lateral femoral cutaneous, femoral, sciatic nerves compound muscle action potentials ( CMAP) from the anal external sphincter were recorded.

结果电刺激大鼠前列腺后，在同侧生殖股神经、髂腹股沟神经、髂腹下神经和股外侧皮神经记录到动作电位，肛门外括约肌记录到较为的恒定的复合肌肉动作电位。

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Methods Ten normal subjects and 10 patients in ICU were studied. A newly designed multipair esophageal catheter with 5 pairs of electrodes was used to record the diaphragm CMAP elicited by magnetic stimulation and transcutaneous electrical stimulation of the phrenic nerve.

方法运用1根具有5个记录导联的新型多导食道电极记录由电和磁刺激膈神经诱发的膈肌CMAP。10名正常人和10例因各种原因在ICU病房治疗的患者被纳入研究。

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As compared with the healthy sides of eight model rabbits, motor nerve conduction velocity ( MCV) compound motor action potential ( CMAP) were performed at the sixth weeks.

以建立损伤模型的8只兔子健侧作为对照，行电生理检查运动神经传导速度（MCV）、复合肌肉动作电位（CMAP）。

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The results show that the frequency and spatial distribution of monthly precipitation in the new dataset well agree with those in CMAP and GPCP.

利用CMAP和GPCP降水产品进行的检验评估表明，新资料集月降水具有良好的频率分布和空间结构一致性。

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Results The NCV, NFC and morphologic study of regenerated myelin and CMAP were all better in group C than in group B ( P < 0.01) 8 and 16 weeks postoperatively, but not up to Group A.

结果C组在术后8周及16周时，再生神经的NCV、NFC、纤维形态、支配肌肉的CMAP等指标均优于B组（P<0.01），但不如A组。

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Results Among four groups, ATP+ NGF group showed best result in the number and size of the nerve fibers, myelin thickness, MNCV, amplitude of CMAP, and wet muscle weight.

结果ATP加NGF组的神经纤维数目、大小、髓鞘厚度和MNCV、CMAP及肌湿重均优于其它3个组。

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Results The ratios of proximal-to-distal CMAP amplitude were greater than 0.3 when their facial nerve function resumed to Grade ⅰ or ⅱ 6 months after surgery.

结果术后6个月面神经H-B分级恢复到Ⅰ-Ⅱ级者，术末近端/远端复合肌肉动作电位振幅比率均>0.3。

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The average follow up period was 15 months. Restoration of median nerve function was evaluated by measuring the grip strength, muscle power, median nerve conduction velocity ( MNCV) and compound muscle action potential ( CMAP).

术后平均随访15个月，观察正中神经功能恢复情况，并测定其握力、肌力和正中神经的运动神经传导速度（MNCV）和复合肌肉动作电位（CMAP）的潜伏期和波幅。

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