abductor pollicis

objective to study the physiological examining behavior of the abductor pollicis brevis r 1 response and measure normative data.

目的建立拇短展肌R1波的肌电检测方法，并测量国人正常值，探讨其在电生理诊断方面的临床意义。

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f wave and h reflex were studied in the abductor pollicis brevis. the probability of f wave evoked by single stimulation was 9. 84%. but f wave was canceled by double stimulation.

本试验研究拇短展肌和小指展肌，单个刺激时，观察F波出现率为9.84%，双重刺激时F波消失。

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the abductor pollicis longus (apl) muscle has been studied bilaterally in 50 cadavers.

该展拇长（白血病）肌肉双边研究了50具尸体。

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method: opponens pollicis and abductor pollicis brevis were anatomized, and the surgery models of transferring extensor carpi ulnaris to extensor pollicis brevis tendon were set up in 20 fresh forearm specimens of adults.

方法：对20侧新鲜成人上肢标本，解剖拇对掌肌、拇短展肌，并建立尺侧腕伸肌-拇短伸肌移位重建拇对掌功能的手术模型。

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anatomical study of extensor digitorum longus muscle flap variations in the tendons of the insertion of the abductor pollicis longus and extensor pollicis brevis

趾长伸肌瓣的解剖学研究拇长展肌与拇短伸肌肌腱及其抵止的变异

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abductor pollicis brevis r_1 response: physiological behavior and normative data

拇短展肌R1波的检测方法和正常值

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the distance from the point where the most lateral branch of the pin enters the abductor pollicis longus muscle to the lateral margin of the radius ( dsp).

骨间背神经最外侧分支穿拇长展肌处至桡骨外缘的距离（DSP）。

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result: the direction of abductor pollicis brevis was same to the axis of first metacarpal bone, but that of opponens pollicis was angled.

结果：拇短展肌肌纤维方向沿第1掌骨纵轴方向，拇对掌肌肌纤维方向与第1掌骨成一定角度。

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objective to explore a clinically objective quantitative testing method for abductor pollicis brevis ( apb) strength.

目的探讨临床客观、量化的拇短展肌肌力评判方法。

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the results showed that the electrophysiological myotonic discharges were found in all patients, which were prominent in abductor pollicis brevis muscles.

结果发现，全部患者均有电肌强直表现，其放电频率以拇短展肌最高。

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Methods 22 patients with median nerve injury are compared with 22 healthy controls in terms of distant and near latency, distant and near wave amplitude and MNCV. MP of patients including abductor pollicis brevis, flexor hallucis brevis and opponens pollicis are examined before MNCV tests.

另将22例健康受试者作为对照组，在同条件下进行检查。MNCV测定指标包括：远、近端潜伏期，远、近端波幅，MNCV值。

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ecu had constant anatomical position, sufficient length and strength. the direction of transferring ecu to epb tendon was consistent with that of abductor pollicis brevis, and the angle of thumb supination was enough to pronate.

结论（：1）尺侧腕伸肌长度、肌力足以重建拇对掌功能，拇短伸肌腱止点恒定，联合移位后其作用方向与拇短展肌方向一致，且旋前角度足够。

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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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fibrillation potentials and/ or positive sharp waves were detected in the abductor pollicis brevis muscle in 12 cases and in the opponens pollicis muscle in 14 cases.

12例拇短展肌、14例拇指对掌肌见纤颤电位和/或正锐波；

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study of the reliability and normative values of quantitative abductor pollicis brevis strength testing

拇短展肌肌力定量检测的正常值及其可信度研究

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