Clinical Investigation Evaluating the Performance, Safety and Clinical Benefit of the Endowave FlexAblate™ Microwave Ablation System in Patients Undergoing Lung Ablation Procedures.

The goal of this clinical trial is to learn if the FlexAblate™ Ablation System works to treat a lung cancer nodules and it will also learn about the safety of the ablation system. Participants in this clinical trial will be patients aged over 18 years who have been previously diagnosed with cancer in the lung (primary or secondary malignant tumours) and deemed unsuitable for surgery or are declining surgery or, patients suitable for microwave ablation procedure based on clinical assessment. Those who meet all of the eligibility criteria at a screening assessment (a review of eligibility to participate in the study includes review of information on the cancerous nodule, recording your medical history, current medications, a blood test, and quality of life assessments) will undergo the ablation treatment with FlexAblate™ Microwave Ablation System. Follow-up assessments will be at week 1 and months 1, 3, 6 and 12 will includes CT Scans (CT or "CAT" scan is a computed tomography scan), blood tests, assessment of overall health and quality of life assessments.