| 摘要 |
PROBLEM TO BE SOLVED: To provide a capsule which can be used for transporting a microball safely and injecting it to an affected part safely to inject a beta ray radioactive microball having a diameter of 20-30 μm made from a glass or ceramic material into an artery at the affected part of a patient in medical treatment for a liver cancer. SOLUTION: Cylindrical capsule 7 made of thick polymeric material which contains prescribed amount of radioactive microball in an internal small hole 12 are fitted with the covers 9, 11 made of polymeric material on both ends thereof. The covers 9, 11 are arranged to support elastic seals 14, 15 for closing the edge of the small hole 12. The covers 9, 11 are also provided with needle guide holes 16, 17 respectively extending toward elastic seals 14, 15 from the outside. |
