Dr. Sink is Chief of the Hip Preservation Service at HSS. He specializes in the treatment of hip disorders, such as hip dysplasia, in patients ranging from newborns to adults. Hip disorders he evaluates are hip dysplasia (DDH) which can affect newborns and adults but also hip pain, labral tears, Perthes disease, and Slipped Capital Femoral Epiphysis (SCFE).

Dr. Sink performs hip preservation procedures in infants, adolescents and adults, including between 80-100 periacetabular osteotomies (PAO) yearly, open hip reductions, osteotomies of the hip, and surgical dislocations. Dr. Sink has authored over 60 peer reviewed articles, and has particular academic and research interest in the outcomes of hip preservation procedures.

Dr. Sink graduated from Texas Southwestern Medical School, where he went on to complete his orthopedic residency training. He completed his fellowship training at Rady Children’s Hospital in San Diego and pursued post-fellowship study of innovative hip procedures in both the United States and Europe. Dr. Sink is involved in teaching other surgeons on a national and international level and collaborates with several other specialized hip surgeons in the country.