Patent ID: 6648811
Filing Date: 2003-11-18
Classification: A61M,A61N

Abstract:
A brachytherapy seed delivery system comprising:a seed cartridge including a central channel; a plurality of brachytherapy seeds disposed within said central channel; and a plurality of absorbable, dimensionally stable spacers disposed within said central channel, wherein said absorbable, dimensionally stable spacers are interspersed between said brachytherapy seeds; wherein said seed cartridge is connected to a needle at a distal end of said cartridge which mates with a proximal end of said needle to insure the proper transfer of cartridge contents between said cartridge and said needle; whereby said spacers shrink no more than 14% in diameter and no more than 7% in length when autoclaved with steam at 135Â° C. for fifteen minutes.