Surgical apparatus and instruments; surgical apparatus and instruments, namely, percutaneous catheters; medical apparatus and instruments, namely, cardiovascular, neurological, gastrological, nephrological, and ophthalmic apparatus and instruments for diagnostic and therapeutic use; medical diagnostic and therapeutic apparatus for assessing tissue structure and changes in birfringence, anistrophy, and necrosis during tissue ablation, using photonic technology

software and related hardware for optical metrology, optical calibration, laser calibration, laser monitoring and control