Thoracoscopy segmentation by application reveals distinct clinical priorities shaping market dynamics. Diagnostic thoracoscopy dominates the segment, capturing ~45% of the market, driven by its critical role in identifying pleural effusions, lung cancer, and tuberculosis. Hospitals and specialty clinics rely on this application to confirm pathologies, spurring demand for advanced imaging technologies. Therapeutic thoracoscopy, accounting for ~35%, focuses on interventions like pleurodesis and biopsy, with growth fueled by minimally invasive procedures. The remaining 20% includes adjunctive applications such as fluid drainage and foreign body removal, which benefit from rising geriatric populations and chronic respiratory ailments. This taxonomy underscores how diagnostic accuracy and therapeutic efficiency synergistically expand the thoracoscopy market size.