The anal sphincters, along with the pelvic muscles that surround the end of the digestive tract, ensure controlled movement of digestive tract contents. There are many possible causes of fecal incontinence; in most cases, incontinence results from some combination of these causes. Critical to normal bowel function are:
Oilcloth is a tightly woven fabric, usually cotton or linen, which is then treated on one side to give it a waterproof finish. The coating traditionally was linseed oil, but is now more commercially sold with a PVC coating.
Lacing Anchors. Lacing Anchors are used in the fabrication of insulation blankets or removable covers/pads. The nail is pressed through the insulation material, so the hook portion sits on the top edge and the nail is secured on the opposite side of the insulation with a washer.