UNI-Knee Time Line

Early 1970’s Marmor Unicompartmental Knee Replacement introduced by the   Richard's Orthopedic Implant Company

1973 - Drs. Gross, Iwersen, Kratochvil & Klein PC, the founding fathers of our group performed the partial knee replacement through a standard midline incision.

Dr. Joseph Gross (1914-1998)

Dr. Frank Iwersen (1910-1992)

Dr, Robert Klein  (1933-1986)

Dr. Bernard Kratochvil (Emeritus)

1985 - Dr. C. Michael Kelly joins Drs Gross, Iwersen, Kratochvil & Klein PC  and is trained by Senior partner Dr. Bernard Kratochvil - the technique of partial knee replacement using the bone conserving technique through a standard midline incision.

1992 - Biomet Orthopedic Implant Company introduces the Repicci Knee - a new partial knee design.

August 24, 2001 - Dr. Kelly attends Dr. Repicci's training course at the Orthopedic Learning Center in Chicago for hands on instruction on the minimally invasive surgical technique for partial knee replacement   Dr. Kelly begins minimally invasive procedure on his private patients.

2007 - Dr. Kelly's practice is one of the top centers in the United States for a partial knee replacement utilizing the conservative bone conserving approach of the inlay technique leaving a peripheral rim of bone and using the Repicci knee. He performs approximately 15 to 20 partial knee replacements a month with the minimally invasive technique.