Therlking Dervil (DK), is a biomedical engineer whose work spans heart failure, spine surgery technology, and global health. DK has held roles in research, medical‑device product development, clinical development, and clinical support. In cardiovascular care, he has conducted cardiac‑function modeling research, supported and troubleshot intra‑aortic balloon pumps for critically ill cardiac patients, and improved a catheter‑based heart‑failure system, using clinical‑trial and usability data to reduce false alarms, extend therapy times, and refine its interface. In spine surgery, DK has provided clinical support to hospital accounts across the West Coast, expanding the adoption of navigation, robotics, and imaging technologies. He is a named inventor on an international patent application for controlling powered surgical instruments.