本文总结了在骨折护理中使用低强度脉冲超声波的根据。
This article will review the evidence for the use of low-intensity pulsed ultrasound in fracture care.
目的观察低强度脉冲超声对桡骨远端骨折愈合的促进作用。
Objective To observe the effects of low intensity pulsed ultrasound on accelerating fracture healing of the distal radius.
本文首次采用碘释放法发现双束脉冲超声辐照的空化产率增强效应。
This treatise first reveals the enhancement of cavitation yield of bi beam ultrasound irradiation.
在脉冲超声多普勒技术中，换能器的带宽对于检测结果有重要的影响。
The band width of a transducer has a great effect on the results of detection in the pulsed Doppler ultrasonic system.
研究设计：在体外实验中研究了低强度的脉冲超声对牛椎间盘细胞新陈代谢的作用。
Study Design. In vitro study on the effects of pulsed low intensity ultrasound on the cellular metabolism of bovine intervertebral disc cells.
结论：低强度脉冲超声作为一种机械刺激，可使骨折部位力学特性得到明显改善，并能促进骨折愈合。
Conclusion: LIPUS, as a mechanical stimulation, can improve the biomechanical characteristics of callus and promote fracture healing.
在这些最常用的方法中，低强度脉冲超声安全、价格合理、效果可靠，并且对新鲜骨折和不愈合的骨折都有效。
Among the most commonly used modalities, low-intensity pulsed ultrasound is emerging as a safe, cost-effective and reliable treatment for both fresh fractures and fracture nonunions.
蝙蝠会发出我们听不到的非常高的超声波脉冲。
The bat emits these ultrasonic pulses, very high pitch sound waves that we cannot hear.
这个问题可以通过使用超声波来解决，也就是利用一个大小和心脏起搏器差不多，名为“脉冲发生器”的盒子来完成，但是它需要被放在胸腔下部(如上图所示)。
That is done using ultrasound, which is generated by a box called a pulse-generator that is similar in size to a pacemaker box, but is inserted lower down in the chest (see illustration).
作为一个成像工具，声透镜冲击了超声波的显像，因为声脉冲可以更加紧密地聚焦，可以很容易地重新定位。
As an imaging tool, the acoustic lens beats ultrasound imaging because the sound pulses can be focused much more tightly and can be easily repositioned.
当其向无线电极发出超声脉冲时，电极中的接收器会因音波能量而震动。
When the pulse-generator sends an ultrasonic pulse to the wireless electrode, the sonic energy causes a receiver in the electrode to vibrate.
如果该对象是在一个更大的角度斜，没有任何的超声波脉冲反射。
If the object is canted at a greater Angle, there is no reflection of the ultrasonic pulses.
同时本文还对超声波—脉冲电流电化学复合抛光进行了试验探索。
This paper also tried to do some experiments of combined ultrasonic electrochemical polishing.
目的设计一套数字化脉冲波超声多普勒系统，以实现多深度血流频谱分析和显示。
Objective To design a digital multigated PW ultrasound Doppler system and validate the system in experimental study.
文中给出了激光超声脉冲及其在金属板中的回波的波形曲线；
The wave charts of laser ultrasonic pulse and its echoes in metal plate are shown.
论述了超声脉冲法检测钻孔灌注桩连续性、完整性及强度的原理及方法。
The paper introduced the principle and method of ultrasound pulse method detecting the continuity, integrity and strength.
本文对双向电脉冲激励压电陶瓷超声换能器进行实验研究。
Bidirectional electric pulse excitation of piezoelectric transducers for pulsed ultrasonic wave is investigated in this paper.
结论超声激励脉冲编码技术是一项有价值的诊断技术，对RA和OA的诊断具有高度的特异性和敏感性。
Conclusion: Ultrasonic excitation of pulse code is helpful and therefore has a high specificity and sensitivity in the diagnosis of ra and OA.
主要采用通用性半导体器件来设计超声检测用高速脉冲发射器。
The overall semiconductor devices are mainly used to design high-speed launchers for ultrasonic pulse detection.
本文报导了用动态光弹法记录的沿两种玻璃形成的界面上超声脉冲的传播过程。
The propagation process of ultrasonic pulse along solid-solid interface is recorded by the dynamic photo-elastic method in this paper.
方法采用超声脉冲反射法，着重就血栓形成过程中对其声速变化的相关性进行了定量研究。
Methods By using the ultrasound pulse reflection law, the correlation between the process of thrombosis formation and changes in the ultrasonic velocity was studied quantitatively.
利用理论分析和实验模拟的方法研究了超声脉冲反射技术测量井下套管厚度的方法。
The Methodological investigation on the measurement of thickness of downhole casing with ultrasonic pulse echo technique is carried out both in theory and in experiments.
对激光脉冲尖峰超声调制的一些规律及对打孔的影响进行了研究。
The regulation for ultrasonic modulation of laser pulse spikes and the influence of modulation on drilling are studied.
结果表明，利用该系统可成功地实现微幅超声窄脉冲的非接触式检测。
The results show that a non contact detection for weak and narrow ultrasonic pulses can be realized successfully with this system.
超声波能产生脉冲信号，用以检测金属中各种缺陷。
Ultrasonic waves produce pulsed signals, by means of which various defects in metal can be detected.
目的：评价X线和二维脉冲多普勒超声对法乐氏五联症的诊断价值。
Objective: To evaluate the diagnostic value of X-ray and two-dimensional pulse Doppler ultrasound for the Fallot's pentalogy.
用超声脉冲法研究了不同性质岩块构成的样品破裂前的波速变化。
The variation of wave velocity before rupture of samples composed of rocks with different properties was studied by the ultrasonic impulse method.
介绍了两种常用的材料薄层超声表征方法———纵波脉冲回波法和兰姆波法。
This paper introduces two methods of ultrasonic characterization of thin layers: longitudinal pulse-echo and Lamb waves.
这些功能的实现是通过系统中电控部分的电源、时钟、存储、超声波脉冲信号发生、处理、温度采集、串行通信电路实现的。
These functions are realized by the circuits of power, clock, memory, ultrasonic pulse signal occurs and handle, temperature gathered and serial communication in system.
介绍了一种用于热疗法中超声测温的双超声脉冲发射接收电路。
This paper introduces double ultrasound pulse transmitting and receiving circuits used in ultrasound thermometry.
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