An intestine dysfunction treatment apparatus comprises an electric stimulationdevice (56) implanted in a patient, who suffers from intestine dysfunction.The stimulation device is adapted to directly engage with a muscle thatdirectly or indirectly affects the transportation of the content of thepatient's intestines, for example the anal sphincter (58) or a portion of themuscle that contracts the bowels. A control device (62) is operable by thepatient to control the stimulation device to stimulate the muscle to increasethe tonus thereof. The apparatus can be used for treating patients sufferingfrom anal incontinence or constipation.