Expandable body device for the gastric cavity and method

A - Human Necessities – 61 – M

Patent

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Details

A61M 29/00 (2006.01) A61F 5/00 (2006.01)

Patent

CA 2310643

This invention is an expandable body device (14) for a gastric cavity including an elastic expandable body (16), a rigid filling delivery tube (18) sealable connected to the expandable body (16) having a base portion (28), an extending portion (32), and a tip portion (34). An anchor (22), and a valve (26) are included on the base portion (28) of the filling delivery tube (18). A method of treating obesity including the steps of performing a percutaneous endoscopic gastrostomy to establish a gastro-cutaneous fistula, pushing an expandable body (16) through said fistula into the gastric cavity with a rigid filling delivery tube (18), delivering a filling through a valve (26), delivering the filling through the valve (26) out of the filling delivery tube (18) and the expandable body (16), removing the filling delivery tube (18) and the expandable body (16) from the fistula.

Ce dispositif à masse dilatable (14) pour cavité gastrique est constitué d'une masse souple dilatable (16) ainsi que d'un tube rigide d'apport de matière de remplissage (18), pouvant être hermétiquement raccordé à la masse dilatable (16) et constitué de trois parties, base (28), corps (32) et tête (34). La partie constituant la base (28) de ce tube d'apport de matière de remplissage (18) est équipée d'un dispositif d'ancrage (22) et d'un clapet (26). La méthode visant à traiter l'obésité consiste à effectuer une gastrostomie endoscopique percutanée afin de former une fistule gastro-cutanée, à faire passer la masse dilatable susmentionnée (16) par la fistule afin de l'introduire dans la cavité gastrique et ce, à l'aide du tube rigide précité (18), à faire en sorte que le clapet (26) laisse pénétrer la matière de remplissage dans la masse dilatable (16), en passant par le tube d'apport (18), puis à faire sortir la matière de remplissage de cette masse dilatable et à retirer le tube d'apport (18) et la masse dilatable (16) en leur faisant retraverser la fistule.

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