In fact, ICDs are composed of an ICD generator and of wires. The first component or generator, contains a computer chip or circuitry with RAM (memory), programmable software, a capacitor and a battery; this is implanted typically under the skin in the left upper chest.
1 The medial malleolus, felt on the inside of your ankle is part of the tibia's base. 2  The posterior malleolus, felt on the back of your ankle is also part of the tibia's base.  The lateral malleolus, felt on the outside of your ankle is the low end of the fibula.
The bony knobs located on each side of the ankle are called malleoli and they provide stability to the joints that are necessary in order for a person to stand and walk properly, along with the ligaments on each side of the ankle. The tendons that attach the muscles in this lower region of the leg all wrap around the ankle from the front and back. The muscles that move the ankle are found on both the front and back of the leg and are very powerful. They are the muscles that work most when walking. Some possible injuries that can occur to the ankle include sprains and fractures.