Abstract: The present invention provides An implantable girth device for controlling urinary incontinence comprising: an adjustable resilient circumferential collar 1 for surrounding the urethra; said collar comprises: i. a strap 10 for snugly embracing said urethra, said strap comprising an inner surface 5 and an outer surface 2; ii. a first inflatable/deflatable expandable flexible elastic member 3 for limiting expansion of the lumen of said urethra affixed to portion of said inner surface 5 of said collar; iii. a second inflatable/deflatable expandable non elastic reservoir 4 affixed to portion of said outer surface 3 of said collar 1; said expandable reservoir comprises a fluid; and, iv.