A - Human Necessities – 61 – N
Patent
A - Human Necessities
61
N
A61N 5/00 (2006.01) A61M 25/01 (2006.01) A61M 25/10 (2006.01) A61N 5/10 (2006.01)
Patent
CA 2321414
Graduated catheters including, but not limited to, graduated urethral and ureteric catheters are provided, the catheters each comprising a catheter tube, an expandable portion, and at least one indicator. The position of at least one indicator may be determined by an extracorporeal imaging method. A kit comprising a matched pair of graduated catheters is also provided, wherein the position within a bodily lumen of a subject of at least one indicator of a graduated locator catheter of the kit has a known relationship to the position within the bodily lumen of at least one indicator of a graduated delivery catheter of the kit. Brachytherapy methods are also provided, including methods of treating urethral and ureteric strictures, prostate cancer, and benign prostatic hypertrophy.
L'invention concerne des cathéters gradués comprenant, mais sans s'y limiter, des sondes urétérales. Ces cathéters comprennent chacun, un tube, une partie pouvant se dilater et au moins un indicateur. La position d'au moins un indicateur peut être déterminée par un procédé d'imagerie extracorporelle. L'invention traite aussi d'un kit comprenant deux cathéters gradués, selon lesquels la position, dans une lumière du corps d'un sujet, d'au moins un indicateur d'un cathéter gradué du kit présente une relation connue par rapport à la position dans la lumière d'au moins un indicateur d'un cathéter gradué. L'invention a aussi pour objet des procédés de radiothérapie par radionucléides, ainsi que des procédés permettant de traiter des rétrécissements de l'urètre, des cancers de la prostate et une hypertrophie bénine de la prostate.
Longton Wallace A.
Miyamoto Curtis
Rukstalis Daniel
Gowling Lafleur Henderson Llp
Philadelphia Health And Education Corporation
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