He was involved in research into vascular ultrasonic imaging techniques, his team winning 25 new patents. One of the new techniques pioneered was an intravascular ultrasound device, which works from within a blood vessel to provide detailed, high-resolution images for identifying blockages and other defects. This is now an essential procedure in cardiac surgery.
他帶領的團隊累積了 25 項專利，其中的血管內超音波影像技術，可「內視」冠狀動脈阻塞情形，是目前施行心導管支架手術必備的診療器材。