Flip-flops and latches are used as data storage elements. A flip-flop stores a single bit (binary digit) of data; one of its two states represents a one and the other represents a zero. Such data storage can be used for storage of state, and such a circuit is described as sequential logic.
1 Incisional hernia can occur through a scar if you have had abdominal surgery in the past. 2  Umbilical hernia is a bulge around the belly button. 3  It occurs when the muscle around the belly button does not close completely after birth.
Scars around the shoulder can be a cause of concern, particularly for ladies wearing thin strap tops and swimwear. Generally surgical wounds are made in the natural skin lines, known as Langer's lines, so scars should heal very well. It normally does take up to one year for a scar to disappear, but this can be improved with Silicone Gel application.