Safe tissue puncture device

Details Safe tissue puncture device Safe tissue puncture device

A - Human Necessities

61

B

A61B 17/11 (2006.01) A61F 5/00 (2006.01) A61B 17/00 (2006.01) A61B 17/30 (2006.01) A61B 17/34 (2006.01)

Patent

CA 2722771

A method for safely penetrating the tissue of a gastric wall includes deploying a tissue puncture assembly (10) including a suction device (18) proximate the gastric wall tissue, applying a vacuum source (27) to the suction device to draw a portion of the gastric wall tissue thereto and extending a needle (22) through the portion of gastric wall tissue drawn into contact with the suction device. A device for safely penetrating the tissue of a gastric wall includes a tissue puncture assembly including a suction device in the form of a cup with suction ports (17) therein and an open end. A needle is surrounded by the cup and extends through the cup toward the open end.

L'invention concerne un procédé pour pénétrer de manière sûre le tissu d'une paroi gastrique comprenant le déploiement d'un ensemble de piqûre de tissu (10) comprenant un dispositif d'aspiration (18) à proximité du tissu de paroi gastrique, l'application d'une source de vide (27) au dispositif d'aspiration pour tirer vers celui-ci une partie du tissu de paroi gastrique et l'extension d'une aiguille (22) à travers la partie de tissu de paroi gastrique tirée jusqu'au contact avec le dispositif d'aspiration. Un dispositif pour pénétrer de manière sûre le tissu d'une paroi gastrique comprend un ensemble de piqûre de tissu comprenant un dispositif d'aspiration ayant la forme d'une coupelle ayant des orifices d'aspiration (17) et une extrémité ouverte. Une aiguille est entourée par la coupelle et s'étend à travers la coupelle en direction de l'extrémité ouverte.

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