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 ankle bones. The ankle is the area where the leg attaches to the foot. The distal ends of the tibia and fibula are part of the ankle. The tibia is the larger medial (toward the midline of the body) bone. It has a facet on the distal end that articulates with the talus. The medial malleolus is a projection that you can palpate.