| 摘要 |
The invention relates to a gastroplasty ring consisting of a flexible strip (1) that is closed towards its two ends (5, 5') with a closing system (10, 10b, 11, 12, 12', 13), around the stomach. Said strip comprises an annular compression chamber (2) which is connected by a regulating catheter (4) to a device (6) for regulating the internal pressure of the chamber. The invention is characterized in that the closing system (10, 10b, 11, 12, 12', 13) comprises reversible ring blocking and loosening means (10, 10b, 12, 12', 13), comprising a male element (11) and a female element (10, 10b), said female element forming a cavity into or against which the male element reversibly expands and is blocked. The invention is suitable for a gastric implant for treating obesity.
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