CPC A61N 5/1027 (2013.01) [A61N 2005/1085 (2013.01); A61N 2005/1098 (2013.01)] | 32 Claims |
1. An interstitial source, comprising:
a base suitable for implanting in a tumor;
alpha emitting atoms attached to the base, with a concentration of at least 6 μCi per centimeter length; and
a coating of a low-diffusion polymer covering the alpha emitting atoms in a manner which reduces the desorption probability of daughter radionuclides,
wherein the alpha emitting atoms are attached to the base, with a desorption probability upon radioactive decay of not more than 30%.
|