Slot antenna for microwave ablation

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A balun-free helical antenna for minimally invasive microwave ablation ... A minimally invasive, coax-fed microwave ablation antenna with a tapered-slot balun.

Finite Element Analysis of Single Slot Antenna for Microwave Tumor ... The single slot antenna for hepatic MWA was designed using ... Microwave ablation (MWA) represents one of the newest generation of thermal ablation ... View of A Novel Microwave Coaxial Slot Antenna for Liver Tumor ... Return to Article Details A Novel Microwave Coaxial Slot Antenna for Liver Tumor Ablation Download Download PDF. Thumbnails Document Outline

A Dual-Slot Microwave Antenna for More Spherical Ablation ...

Microwave coagulation therapy of hepatocellular carcinoma For ablation of larger tumors, two to three microwave antenna needles can be used at the same time to produce maximum coagulation area. [ 43] Simultaneous use of two antenna needles could not be simply regarded as a linear superposition of …

PDF | This paper is on the effect of a T-ring shape structure to enhance the capability of a microwave coaxial slot antenna (MCA) in the treatment of liver cancer. The MCA is composed of an ...

A Hybrid Slot/Monopole Antenna With Directional Heating ... We present a new coax-fed interstitial antenna for generating directional heating patterns during microwave ablation. The antenna comprises a base-fed monopole wherein a portion of the outer ... MEASUREMENTS, ANTENNA DESIGN AND ADVANCED COMPUTER MODELING ... MEASUREMENTS, ANTENNA DESIGN AND ADVANCED COMPUTER MODELING FOR MICROWAVE TISSUE ABLATION Deshan Yang Under the supervision of Prof. John G. Webster and Prof. David M. Mahvi at University of Wisconsin-Madison Microwave hepatic ablation is a new promising technology to treat both primary and metastatic tumors of the liver by delivering microwave ... Microwave Ablation Antenna with the ablation pattern being a ... The Microwave Ablation Antenna works at 2.45GHz and also has a good impedance matching. This kind of Microwave Ablation Antenna can solve the specific shape of the tumor and to realize a large ablation pattern, meanwhile our design has lesser damage to body (for the outer radius of the coaxial-slot antenna is less than 4mm). ES ntal Studi a Dual-slot Microwave antenna for More ...

Microwave ablation - Wikipedia

causes detrimental tissue heating along the antenna insertion region with respect to coaxial slot antenna. Key-Words: - Microwave ablation (MWA), tumor, Finite Element Method (FEM), Coaxial slot antenna, coaxial dipole antenna. 1 Introduction Hepatocellular carcinoma (HCC), or primary liver cancer, is the 6th most common cancer worldwide A Novel Microwave Coaxial Slot Antenna for Liver Tumor Ablation PDF | This paper is on the effect of a T-ring shape structure to enhance the capability of a microwave coaxial slot antenna (MCA) in the treatment of liver cancer. The MCA is composed of an ... A Hybrid Slot/Monopole Antenna With Directional Heating ... We present a new coax-fed interstitial antenna for generating directional heating patterns during microwave ablation. The antenna comprises a base-fed monopole wherein a portion of the outer ...