They are used when the knee is highly unstable and the ligaments will be unable to support other types of prostheses. This is rarely a first choice option. Constrained prostheses are reserved for severely damaged knees.
Blackwell, Oklahoma. Blackwell is a city in Kay County, Oklahoma, United States, located at the intersection of U.S. Highway 177 and State Highway 11 along Interstate 35. The population was 7,092 at the 2010 census. Blackwell was established following the September 16, 1893 Cherokee Outlet land run by A. J. Blackwell.
Blackwell completed her medical education in Europe, but faced additional difficulties in setting up her practice when she returned to New York. In 1857, barred from city hospitals, she was joined by her sister Dr. Emily Blackwell and Dr. Marie Zakrzewska and founded the New York Infirmary for Women and Children. In 1868 she founded a Women's Medical College in New York City to train other women physicians.