Do bone piercing have effect to the body

Bone piercings have little effect on the body.
As long as the operator of the puncture master the key points, including correct positioning, ensure the puncture needle in the marrow cavity, and do not extract the contents of too many mixed blood, and patients under good anesthesia, overcome fear, cooperate with the operation, the vast majority of bone marrow puncture can be successfully completed, and very safe.
Actual anesthesia accident (allergy), local bleeding, infection and other complications are very rare.