Endoscope device

A - Human Necessities – 61 – B

Patent

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Details

A61B 1/00 (2006.01) A61B 1/12 (2006.01) A61B 1/31 (2006.01)

Patent

CA 2064827

1. An endoscope device comprising the following features: a) an endoscope tube (2) having a forward head piece (38), b) a flexible eversion tube (24) for moving the head piece (38) into a channel-like cavity (14) by means of fluid pressure, c) the eversion tube (24) having, when the endoscope device is in use, an outer portion (26), a turning portion (34) engaged with the head piece (38), and a rearwardly extending inner portion (32), d) a means for exerting fluid pressure in the space (42) between the outer portion (26) and the inner portion (32) of the eversion tube (24), which is sealed from the surroundings, e) and a means for exerting fluid pressure in the space between the endoscope tube (2) and the rearwardly extending inner portion (32) of the eversion tube (24).

Un endoscope comprend les caractéristiques suivantes: (a) un tube (2) pourvu d'un élément de tête proximal (38), (b) un tube souple à retournement (24) pour pousser l'élément de tête (38) le long d'une lumière (14) au moyen de la pression d'un fluide, (c) lorsque l'endoscope est en service, le tube souple à retournement (24) présente une région extérieure (26), une région à retournement (34) en contact avec l'élément de tête (38) et une région intérieure (32) à orientation distale, (d) un dispositif pour exercer une pression fluidique dans l'espace (42) entre la région extérieure (26) et la région intérieure (32) du tube à retournement (24), qui est isolé de l'environnement, et (e) un dispositif pour exercer une pression fluidique dans l'espace entre le tube d'endoscope (2) et la région intérieure (32) à orientation distale du tube à retournement (24).

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