Self advancing endoscope

Details Self advancing endoscope Self advancing endoscope

A - Human Necessities

61

B

A61B 1/005 (2006.01) A61B 1/31 (2006.01)

Patent

CA 2317418

A self-advancing endoscope (10) comprising an elongated flexible tubular member (12) and an elongated channel (14) defined by the tubular member (12) and having a distal end wall (16). Piston means (22) are slideably disposed in the channel (14) toward the distal end wall (16). The endoscope (10) also comprises means (24, 26) for reciprocating the piston means (22) such that the piston means (22) impacts the distal end wall (16) on an advancing stroke.

L'invention concerne un endoscope (10) à avance automatique comportant un élément tubulaire flexible allongé (12), ainsi qu'un canal allongé (14) défini par l'élément tubulaire (12) et comportant une paroi d'extrémité distale (16). Un élément piston (22) est placé coulissant dans le canal (14) vers la paroi d'extrémité distale (16). L'endoscope (10) comporte également des éléments (24, 26) permettant de faire aller et venir l'élément piston (22) de manière que cet élément piston (22) vienne buter contre la paroi d'extrémité distale (16) lors d'une course d'avance.

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