Unicompartmental Knee Arthroplasty Following PatellectomyMARMOR, LEONARD*Clinical Orthopaedics and Related Research: May 1987 - Volume 218 - Issue - p 164–166 Section II GENERAL ORTHOPAEDICS: PDF Only Free Abstract Author InformationAuthors Patients with total knee arthroplasty following patellectomy have been reported to experience pain and instability. The results often patients with 11 knee arthroplasties using the Marmor knee were excellent in seven patients and good in three with an average follow-up period of nine years. It is extremely important to preserve the cruciate ligaments or to use a total knee prosthesis that has inherent anteroposterior stability. * Senior Staff, St. Johns Hospital, Santa Monica, California. © Lippincott-Raven Publishers.