Method and apparatus for straightening and flattening the...

A - Human Necessities – 61 – B

Patent

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A61B 1/32 (2006.01) A61F 2/86 (2006.01) A61M 29/00 (2006.01)

Patent

CA 2732313

Apparatus for straightening and flattening a side wall of a body lumen or body cavity so as to provide three dimensional exposure of a lesion or abnormality within the body lumen or body cavity, and simultaneously providing for the stabiliza-tion or docking of the working end of an endoscope or surgical tool, the apparatus comprising: a deployable hoop expander com-prising a structure defining a volume; the deployable hoop expander being configured so as to be transitionable between (i) a re-duced cross-sectional configuration, and (ii) an expanded cross-sectional configuration, whereby the deployable hoop expander can engage, straighten and flatten the side wall of the body lumen to provide three dimensional exposure of the lesion or abnor-mality within the body lumen or body cavity.

L'invention concerne un appareil pour renforcer et aplatir une paroi latérale d'une lumière corporelle ou une cavité corporelle de manière à fournir une exposition tridimensionnelle d'une lésion ou d'une anomalie dans la lumière corporelle ou la cavité temporelle, et à fournir simultanément la stabilisation ou l'arrimage de l'extrémité active d'un endoscope ou d'un outil chirurgical, l'appareil comprenant : un agrandisseur d'anneau déployable comprenant une structure définissant un volume ; l'agrandisseur d'anneau déployable étant configuré de manière à pouvoir effectuer une transition entre (i) une configuration de section transversale réduite, et (ii) une configuration de section transversale agrandie, de sorte que l'agrandisseur d'anneau déployable peut venir en prise avec, renforcer et aplatir la paroi latérale de la lumière corporelle, pour fournir une exposition tridimensionnelle de la lésion ou de l'anomalie située dans la lumière corporelle ou la cavité corporelle.

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