Because Shih weighed only six kilograms, while the standard weight for patients needing such surgery is 12 kilograms, the doctors decided to use ice to lower the body temperature and slow circulation so the heart would remain dry during surgery.
這種病症接受開心手術的體重標準是十二公斤，史沁薇當時卻只有一半重。醫生們決定嘗試國內第一次使用的低溫冷凍法。