Microfracture surgery due to a lack of studies on the long-term effects and the fact that an unsuccessful surgery could end an athlete's career. Dr. Steadman has also adapted the surgery into a treatment to help reattach torn ligaments (a technique he calls the "healing response") The surgery is performed by arthroscopy, after the joint is cleaned of calcified cartilage. Through use of an awl, the surgeon creates tiny fractures in the subchondral bone plate. Blood and bone marrow (which contains stem cells) seep out of the fractures, creating a blood clot that releases cartilage-building cells. The microfractures are treated as an
Murder for body parts cases compared to years elsewhere) led several renowned doctors to state that the statistics and transplant rates seen would be impossible without access to a very large pool of pre-existing donors already available on very short notice for hearts and other organs; several governments also established restrictions intended to target such a practice. China denied such practices. Historically, anatomy murders took place during the earlier parts of modern Western medicine. In the 19th century, the human body was still poorly understood, but fresh cadavers for dissection and anatomical study were sometimes difficult to obtain. Mortuaries remained the most common source,