IS THE KENT HIP A VIABLE THERAPEUTIC OPTION FORTHE HIP ARTHROPLASTY?

摘要

SUMMARY STATEMENTTHE PERCENTAGE OF HIP REVISION IS AROUND 6% AT FIVE YEARS AND 12% ATTEN YEARS AFTER A PRIMARY ARTHROPLASTY. THIS PROSPECTIVE STUDYREVEALS A THERAPEUTIC OPTION FOR PERIPROSTHETIC FRACTURES,PROXIMAL FEMUR TUMORS AND ASEPTIC OR SEPTIC OSTEOLYSIS.MATERIAL AND METHODFOURTEEN PATIENTS WERE TREATED WITH THE KENT HIP (BIOMET EUROPE,DORDRECHT, THE NETHERLANDS) BETWEEN 2006 AND 2012 FOR A NUMBER OFINDICATIONS SUCH AS PERIPROSTHETIC HIP FRACTURES (7 PATIENTS),PROXIMAL FEMUR TUMORS (3 PATIENTS), CUT OUT FOLLOWING INTERNALFIXATION (ONE PATIENT), SEPTIC LOOSENING (ONE PATIENT), AND ASEPTICLOOSENING (ONE PATIENT) AND SEVER RENAL OSTEODYSTROPHY(OSTEOPOROSIS T SCORE OF-4,9 AT THE HIP, ONE PATIENT).RESULTSAVERAGE FOLLOW-UP WAS 12 MONTHS, EXCEPT FOR ONE PATIENT WHO DIED.THE AVERAGE TIME TO FULL WEIGHT BEARING WAS 3 DAYS AND THE AVERAGEFUNCTIONAL HIP HARRIS SCORE WAS 72% AT 1 YEAR POSTOPERATIVE.SUBJECTIVE EVA LUATION WAS FAIR WITH 21% OF THE PATIENTS THAT WERE.