Clip device with flushing feature

Details Clip device with flushing feature Clip device with flushing feature

A - Human Necessities

61

B

A61B 17/128 (2006.01) A61B 17/08 (2006.01) A61B 17/10 (2006.01) A61B 17/122 (2006.01)

Patent

CA 2481738

A clip device for hemostasis includes an introducing tube (outer sheath) insertable into a body cavity. An operating wire is slidably inserted into an inner sheath, which in turn is separately advanceable and retractable within the outer sheath (introducing tube). The operating wire has a distal end portion and a retainer attached to the distal end portion of the operating wire. The clip device further includes a clip having a proximal end portion and at least three arm portions extending from the proximal end portion and provided with a tendency to open. A first retainer is attached to the distal end of the clip and is matingly received by a second retainer provided on the operating wire. A clip sliding ring is provided for closing the arm portions of the clip. Methods for delivering the clip and for causing hemostasis are also provided.

Dispositif de pose de clips pour hémostase comprenant un tube d'introduction (gaine extérieure) pouvant être inséré dans une cavité corporelle. Un fil de commande est inséré coulissant dans une gaine intérieure, laquelle peut être avancée et rappelée indépendamment de la gaine extérieure (tube d'introduction) dans laquelle elle coulisse. Le fil de commande présente une partie distale à laquelle est fixé un arrêtoir. Le dispositif de poses d'agrafes comprend en outre une partie proximale et au moins trois parties bras partant de l'extrémité proximale et ayant tendance à s'ouvrir. Un premier arrêtoir est fixé à l'extrémité distale du clip et vient s'adapter à un second arrêtoir sur le fil de commande. Une bague coulissante de pince permet de fermer les parties bras de la pince. Sont également décrites des méthodes de pose de clips et de réalisation d'hémostase.

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