Multi-tip extension type radiofrequency ablation electrode needle
A technology of radiofrequency ablation and radiofrequency electrodes, applied in the field of electrode needles, can solve the problems of easily punctured blood vessels 3, multiple tumors of different sizes, and high difficulty in needle placement, achieving precise radiofrequency ablation, improving accuracy, and good local effects
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[0045] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0046] Unless otherwise defined separately, directions such as up, down, left, and right mentioned herein are all in accordance with the present invention. Figure 7 The directions of up, down, left, and right in the text shall prevail, and shall be explained together here.
[0047] Such as Figure 7 to Figure 15 As shown, the present invention provides a multi-tip extended radiofrequency ablation electrode needle, which includes: a trocar 12, one end of whic...
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