Thin film radiation source

Details Thin film radiation source Thin film radiation source

A - Human Necessities

61

M

A61M 29/02 (2006.01) A61K 9/16 (2006.01) A61K 51/12 (2006.01) A61M 36/12 (2006.01) A61N 5/10 (2006.01) C04B 28/02 (2006.01) G03C 5/02 (2006.01) G21G 4/06 (2006.01) A61F 2/06 (2006.01)

Patent

CA 2320986

This invention is a thin film radiation source (10) which may be used to deliver a radioactive dose to a site in a body lumen. The source (10) comprises a thin flexible substrate (12), and a layer of radioisotope (16) attached thereto. The source (10) may further include a tie layer (14) disposed between the substrate (12), and the radioisotope layer (16). The source (10) may be wrapped around a balloon (22).

La présente invention concerne une source de rayonnement (10) à film mince pouvant être utilisée pour appliquer une dose radioactive sur un site donné dans une lumière corporelle. Cette source (10) comprend un substrat flexible mince (12) sur lequel est appliquée une couche radio-isotope (16). La source précitée (10) peut également comprendre une couche de liaison (14) disposée entre le substrat (12) et la couche radio-isotope (16). Enfin, cette couche (10) peut être enroulée autour d'un ballon (22).

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