Microwave ablation versus radiofrequency ablation in the kidney: high-power triaxial antennas create larger ablation zones than similarly sized internally cooled electrodesPaul F Laeseke
Department of Radiology, University of Wisconsin, 600 Highland Avenue, Madison, WI 53792, USA
J Vasc Interv Radiol 20:1224-9. 2009
..To determine whether microwave ablation with high-power triaxial antennas creates significantly larger ablation zones than radiofrequency (RF) ablation with similarly sized internally cooled electrodes...
Multiple-electrode radiofrequency ablation creates confluent areas of necrosis: in vivo porcine liver resultsPaul F Laeseke
Department of Radiology, University of Wisconsin, Box 3252, Clinical Science Center E3, 600 Highland Ave, Madison, WI 53792, USA
Radiology 241:116-24. 2006
..To prospectively evaluate, in vivo in pigs, an impedance-based multiple-electrode radiofrequency (RF) ablation system for creation of confluent areas of hepatic coagulation...
- Multiple-electrode radiofrequency ablation: comparison with a conventional cluster electrode in an in vivo porcine kidney model
Paul F Laeseke
Department of Biomedical Engineering, University of Wisconsin, 600 Highland Avenue, Madison, Wisconsin 53792, USA
J Vasc Interv Radiol 18:1005-10. 2007
..To compare multiple-electrode radiofrequency (RF) ablation versus RF ablation with a cluster electrode in an in vivo porcine kidney model...
- Microwave ablation with multiple simultaneously powered small-gauge triaxial antennas: results from an in vivo swine liver model
Christopher L Brace
Department of Radiology, University of Wisconsin Madison, 600 Highland Ave, Madison, WI 53792 3252, USA
Radiology 244:151-6. 2007
..To prospectively investigate the ability of a single generator to power multiple small-diameter antennas and create large zones of ablation in an in vivo swine liver model...
- Multiple-electrode radiofrequency ablation of hepatic malignancies: initial clinical experience
Paul F Laeseke
Department of Biomedical Engineering, University of Wisconsin, Madison, WI, USA
AJR Am J Roentgenol 188:1485-94. 2007
..The objective of our study was to retrospectively analyze our initial clinical experience with percutaneous multiple-electrode radiofrequency ablation and evaluate its safety and efficacy for treating hepatic malignancies...
Microwave ablation with triaxial antennas tuned for lung: results in an in vivo porcine modelNathan A Durick
Department of Radiology, University of Wisconsin Madison, 600 Highland Ave, Box 3252, E3 311 CSC, Madison, WI 53792 3252, USA
Radiology 247:80-7. 2008
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- Microwave ablation with a single small-gauge triaxial antenna: in vivo porcine liver model
Christopher L Brace
Department of Radiology, University of Wisconsin Madison, 600 Highland Ave, Madison, WI 53792, USA
Radiology 242:435-40. 2007
..To evaluate the performance of a 17-gauge triaxial antenna at microwave ablation in an in vivo porcine liver model...
- Pulmonary thermal ablation: comparison of radiofrequency and microwave devices by using gross pathologic and CT findings in a swine model
Christopher L Brace
Department of Radiology, University of Wisconsin, Clinical Sciences Center, E1 322, 600 Highland Ave, Madison, WI 53792 3252, USA
Radiology 251:705-11. 2009
..To compare the performance of equivalently sized radiofrequency and microwave ablation applicators in a normal porcine lung model...
- Electrical isolation during radiofrequency ablation: 5% dextrose in water provides better protection than saline
Christopher L Brace
Department of Radiology, Wisconsin University, Madison, WI 53792, USA
Conf Proc IEEE Eng Med Biol Soc 1:5021-4. 2006
..Saline actually increased the amount of RF current in the adjacent tissue. Based on these results, we conclude that D5W is preferable to saline as a protective fluid...
- Temperature isotherms during pulmonary cryoablation and their correlation with the zone of ablation
J Louis Hinshaw
University of Wisconsin Department of Radiology, E3 311 CSC, 600 Highland Avenue, Madison, WI 53792, USA
J Vasc Interv Radiol 21:1424-8. 2010
..To determine the expected ablation zone size and associated isotherms when using clinically available percutaneous cryoprobes for pulmonary cryoablation in a porcine lung model...
- Unintended thermal injuries from radiofrequency ablation: protection with 5% dextrose in water
Paul F Laeseke
Department of Radiology, University of Wisconsin, Madison, WI 53792-3252, USA
AJR Am J Roentgenol 186:S249-54. 2006
..9% saline in this animal model. Pretreatment with D5 may increase both the safety of and the number of patients eligible for treatment with thermal therapies...
- Multiple-electrode radiofrequency ablation: simultaneous production of separate zones of coagulation in an in vivo porcine liver model
Paul F Laeseke
Department of Radiology, University of Wisconsin, Madison 53792-3252, USA
J Vasc Interv Radiol 16:1727-35. 2005
..This system would allow physicians to simultaneously treat multiple tumors, substantially reducing procedure time and anesthesia risk...
- Radiofrequency ablation of peripheral liver tumors: intraperitoneal 5% dextrose in water decreases postprocedural pain
J Louis Hinshaw
Department of Radiology, University of Wisconsin, Madison, WI 53792, USA
AJR Am J Roentgenol 186:S306-10. 2006
..The effect of pretreatment with D5W is greatest in the first 16 hr after the procedure...
- Does selective intubation increase ablation zone size during pulmonary cryoablation?
J Louis Hinshaw
Department of Radiology, University of Wisconsin, E3 311 CSC, 600 Highland Ave, Madison, WI 53792, USA
J Vasc Interv Radiol 19:1497-501. 2008
..To determine the effect of selective intubation on ablation zone size during pulmonary cryoablation...
- Elastographic measurements of in-vivo radiofrequency ablation lesions of the kidney
Gyan Pareek
Department of Surgery/Division of Urology, University of Wisconsin Medical School, Madison, Wisconsin 53792-3236, USA
J Endourol 20:959-64. 2006
..A significant limitation of renal RFA is the inaccuracy of current imaging modalities to provide real-time monitoring, and elastography may prove to be reliable for delineating the resulting thermal lesions...
- Focal tumor ablation: a new era in cancer therapy
Thomas C Winter
Department of Radiology, Abdominal Imaging Section, University of Wisconsin Hospitals and Clinics, Madison, Wisconsin 53792, USA
Ultrasound Q 22:195-217. 2006
..Inasmuch as ultrasound is usually the best imaging modality for applicator placement in the liver and kidney, particular attention will be given to the merits and techniques of this guidance method...
- Hepatic hemorrhage caused by percutaneous tumor ablation: radiofrequency ablation versus cryoablation in a porcine model
Sarah A Shock
Department of Radiology, University of Wisconsin Hospital and Clinics, 600 Highland Ave, Madison, WI 53792-3252, USA
Radiology 236:125-31. 2005
..381). CONCLUSION: Mean blood loss from percutaneous cryoablation in this model was between that for RF ablation with the single electrode and that for RF ablation with the electrode cluster...
