Deep pockets cause bone loss Periodontal pockets are gingival cuffs around your teeth that deepen in state of disease. These deep pockets lack oxygen and can be a reservoir for pathogenic bacteria. As a natural sequence, body tries to stay away from these bacteria, by bone loss and distancing itself from the bacteria colony. Bony crater caused by bone loss is anatomically favorable for the bacteria colony, and this cycle goes on and on. Surgical …