目的研究脑肿瘤热疗中脑水肿与射频电极温度和作用时间的关系。
Objective To study the relationship between cerebral edema and radiofrequency electrode temperature and duration of hyperthermia for treatment of cerebral tumors.
方法：应用自制射频电极笔在6只离体猪心心房内膜行线形消融。
Methods: Ablations of the atrial endocardium by using the self-designed radiofrequency pen were performed on 6 pig hearts in vitro.
在射频消融术中，通过诸如超音波，电脑断层扫描(CT)或磁共振成像(MRI)来帮助指导一个电极针进入癌肿瘤内部。
In radiofrequency ablation, imaging techniques such as ultrasound, computed tomography (ct) or magnetic resonance imaging (MRI) are used to help guide a needle electrode into a cancerous tumor.
你的皮肤上可能会开一个非常小的缺口，以便射频消融电极更容易进入肝脏。
A very small Nick may be made in your skin to make it easier to pass the RFA electrode into your liver.
当电极针到位，射频能量将释放。
Once the needle electrode is in place, radiofrequency energy is applied.
射频消融术通过病人皮肤上的接地垫和电极针之间的高频电流起作用。
Radiofrequency ablation works by passing electrical currents in the range of radiofrequency waves between the needle electrode and the grounding pads placed on the patient's skin.
为了制造等离子体，他们还在容器上下两个表面安上了电极，加上了射频震荡电场。
To create plasma, they applied an oscillating (radio frequency) electric field to the gas using two disk-shaped electrodes located near the top and bottom of the chamber.
目的探讨超声引导下经皮集束电极射频消融治疗肾肿瘤的可行性和有效性。
Objective To study the feasibility and effectiveness of cluster electrode percutaneous radiofrequency ablation guided by ultrasonography in renal tumor.
分析了真空压力、射频功率、气体组合及其流量和电极温度对刻蚀速率、刻蚀剖面的影响；
The dependence of etching rate and profile on the vacuum pressure, RF pow-er, gas composition and flow rate, and electrode temperature is analyzed.
目的研究集束电极射频治疗系统对肝癌治疗的近期疗效。
Objective Study the short period treatment of Hepatocellular carcinoma (HCC) by clustered electrode of radio frequence (RF) system.
目的利用彩色多普勒显像技术对肝癌集束电极射频治疗术前后肿瘤的血供情况、肝动脉、门静脉血流动力学的改变进行观察。
AIM The hemodynamic changes of ha, PV and tumors in hepatic cancer patients treated by cluster electrode radio frequency ablation were studied with color Doppler flow imaging (CDFI).
材料与方法：应用自然组织谐波成像，对行集束电极射频治疗的30例肝癌患者42个肿块治疗前后1周瘤体的形态学变化进行观察。
Materials and Methods: NTHI was used to observe the morphological changes of 42 lesions in 30 patients with liver cancers before and 1 week after cluster electrode radio frequency ablation.
方法对114例肝肿瘤病人进行了170次多电极射频治疗，临床观察治疗后的并发症及防治情况。
Methods 114 patients of liver tumor were treated with multiple electrodes radio-frequency for 170 times, clinical complication and its prevention and cure were observed.
目的观察用碘化油行肝动脉栓塞对集束电极射频热毁损治疗（RFA）肝癌疗效的影响。
Objective To observe the effect of iodized oil on radiofrequency thermal ablation (RFA) of hepatic neoplasms by using a cluster array of ten separate electrodes.
目的观察用碘化油行肝动脉栓塞对集束电极射频热毁损治疗（RFA）肝癌疗效的影响。
Objective To observe the effect of iodized oil for radiofrequency thermal ablation(RFA) of hepatic neoplasms by using a cluster array of ten separate electrodes.
采用国产集束高频电针和国产GD350型高频电刀仪与美国达隆公司RF2000伞形多弹头电极和射频仪进行离体猪肝实验对照。
The ex vivo experiment results of the domestic electrode needles and GD350 electrotome were compared with RF2000 cluster electrode needles and its generator.
目的介绍立体定向微电极导向射频毁损术治疗帕金森病及术后可能出现的并发症。
Objective to introduce the microelectrode recording stereotaxy operation for Parkinson's disease and the possible postoperative complications.
目的：探讨超声引导下多电极射频疗法对肝癌治疗的临床意义。
Objective: To study the value of ultrasonography guiding multiple electrodes radiofrequency ablation (RFA) for hepatic carcinoma.
在薄膜沉积和离子束刻蚀技术中，通常要给绝缘基片加上一个射频或脉冲电极，以便在绝缘基片上形成一个自偏压来控制轰击到绝缘基片表面的离子能量。
Self-bias voltage of the dielectric substrate surface and voltage of the driven electrode were experimentally studied to improve the energy control of impinging ion in plasma processes.
结论多电极射频治疗肝海绵状血管瘤是一种安全、有效的治疗方法。
Conclusion Multi-electrode radiofrequency ablation therapy is a safe and effective treatment option for patients with HCHs.
目的评价CT在集束电极高温射频消融术中的应用价值。
Objective To evaluate the applied value of CT guiding in lung cancer ablation with cluster electrode radiofrequency hyperthermia.
目的探讨超声影像在经皮集束电极射频消融肾肿瘤模型中的引导方法及应用价值。
Objective To evaluate the method and value of percutaneous radiofrequency ablation guided by ultrasonography in rabbit renal tumor model.
还给出了偶极层电容和电极问射频耦合电容半经验公式。
This paper also presented a semiempirical relationship of dipolar layer capacitance and coupling capacitance.
目的制备能经超声内镜引导下的射频消融电极并初步测试其性能。
Objective To prepare a radiofrequency (RF) ablation probe guided by endoscopic ultrasonography (EUS) and to evaluate its efficacy and safety.
本发明涉及使用射频标识(RFID)技术从电极或电极阵捕获预编程数据的生理传感器。
This invention relates to a physiological sensor which acquires pre-programmed data from an electrode or an electrode array using Radio Frequency Identification (RFID) technology.
材料和方法：采用RF 2 0 0 0射频治疗仪在超声引导下将射频集束电极针放置于肝肿瘤内进行治疗。
Materials and Methods: RF2000 radiofrequency device was used after RF needle electrodes being placed into hepatic tumors under the guidance of ultrasonography.
目的：设计一种新型的气冷式射频消融电极的控制模式，增大射频消融的范围。
OBJECTIVE: to design a new gas-cooled RFA controlled mode to increase the extent of coagulation.
采用调节射频电感性耦合等离子体中基片电极与地之间的外部电路阻抗的方法，控制基片电极的射频自偏压。
The RF self-bias of the substrate in an RF inductively coupled plasma is controlled by changing the impedance of an external circuit inserted between the substrate and the ground.
采用调节射频电感性耦合等离子体中基片电极与地之间的外部电路阻抗的方法，控制基片电极的射频自偏压。
The RF self-bias of the substrate in an RF inductively coupled plasma is controlled by changing the impedance of an external circuit inserted between the substrate and the ground.
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