[1]彭赵宏,赵卫,沈进,等.离体猪椎体多极射频消融范围及热场分布[J].介入放射学杂志,2009,(12):927.
　PENG Zhaohong,ZHAO Wei,SHEN Jin,et al.The ablated volume and the thermal field distribution in swine vertebral body created by multi－polar radiofrequency ablation：an experiment in vitro[J].journal interventional radiology,2009,(12):927.
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离体猪椎体多极射频消融范围及热场分布()

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《介入放射学杂志》[ISSN:1008-794X/CN:31-1796/R]

卷:
期数:
2009年12期
页码:
927
栏目:
实验研究
出版日期:
2009-12-15

文章信息/Info

Title:
The ablated volume and the thermal field distribution in swine vertebral body created by multi－polar radiofrequency ablation：an experiment in vitro
作者:
彭赵宏; 赵卫; 沈进; 等
６５００３２昆明医学院第一附属医院医学影像中心
Author(s):
PENG Zhao－hong; ZHAO Wei; SHEN Jin; HU Ji－hong; LI Zhao－peng; WANG Tao．
Medical Imaging Center，the First Affiliated Hospital，Kunming Medical College，Kunming６５００３２，China
关键词:
椎体; 射频消融; 骨肿瘤; 热场
分类号:
R６８１.５
文献标志码:
A
摘要:
目的通过对离体猪椎体进行射频消融（RFA），观察其骨质凝固范围及热场分布，探讨RFA时电极针在椎体中的位置与脊髓的安全性关系，以及椎体周围有无软组织损伤。方法取３０节新鲜成年猪椎体，随机分成两组。电极针深度分别为１０、２０mm。消融达稳态后按预先设计测温点测温。消融２０min后，沿电极针及垂直于电极针平面切开观察骨质凝固范围。结果各测温点在３．５min达稳态。靠电极越近温度上升越快。两组椎体周围软组织无损伤，当电极针深１０、２０mm时均无脊髓损伤。结论对椎体后壁保持完整的椎体转移性肿瘤RFA治疗安全、可靠。

参考文献/References:

［１］Lee JM，Choi SH，Park HS ，et al．Radiofrequency thermal ablation in canine femur ：evaluation of coagulation necrosis reproducibility and MRI－histopathologic correlation［J］．AJR，２００５，１８５：６６１－６６７．
［２］Goldberg SN，Gazelle GS，Dawson SL，et al．Tissue ablation

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备注/Memo

备注/Memo:
收稿日期：２００９－０８－１０
更新日期/Last Update: 2009-12-15