Microwave ablation needle and microwave ablation therapeutic apparatus thereof
A technology of microwave ablation and therapeutic apparatus is applied in the field of medical devices, which can solve the problem of not disclosing the structure of the microwave ablation needle, etc., and achieve the effects of expanding the scope of tumor tissue ablation, good treatment effect, and high microwave output power.
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[0027] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0028] like image 3 As shown in the schematic diagram of the three-dimensional structure of the microwave ablation needle of the present invention, from the appearance structure, the microwave ablation needle consists of an ablation needle head 1, an insulating medium 2, a water inlet pipe 5, a water outlet pipe 4, an ablation needle pipe 6, a handle 10, a positioning sleeve 11, and a scale line 17 compositions. The outer diameter of the ablation needle 1 is 1.4-4 mm, and the length is 3-41 mm. An insulating medium 2 is provided between the ablation needle 1 and the front end of the ablation needle tube 6 . The insulation medium 2 may be made of tetrafluoroethylene insulating material. The end of the ablation needle tube 6 penetrates into the head of the handle 10 . The positioning sleeve 11 is used for marking and limiting the ins...
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