| 摘要 |
PROBLEM TO BE SOLVED: To provide a means allowing safe and certain execution of a coronary artery bypass operation under heartbeat. SOLUTION: This method uses a shunt tube having a tube hollow opening at both ends, and a flexible tube-like part and resin large-diameter parts provided at both ends of the tube-like part. Particularly, the large-diameter part is made of a water-swelling resin or a shape-memory resin. |
