| 摘要 |
A gastric balloon devices and systems ( 8 ) for occupying space within a stomach of a patient are disclosed. In one embodiment, such a gastric balloon device ( 8 ) includes a shaft element ( 14 ) for insertion into a stomach ( 52 ) of a patient and a generally elongated balloon element ( 12 ) having at least one pleat region ( 30 ). Methods of use of a gastric balloon device or system are also disclosed. For example, a gastric balloon system ( 8 ) is provided including a generally elongated balloon element ( 12 ), wherein the balloon element ( 12 ) includes at least one pleat region ( 30 ). Further, the balloon element ( 12 ) is furled and inserted through a stoma into the stomach ( 52 ) of the patient and at least partially expanded. In another method a balloon element ( 12 ) is inserted into a stomach ( 52 ) of a patient, wherein a stoma is formed nearer to a duodenum ( 55 ) than a fundus region of the stomach ( 52 ), and the balloon element ( 12 ) is at least partially expanded.
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