65 yr old , rheumatoid arthritis lady came to us on a wheel chair, not able to walk -
she had a history of RA , on steroids , osteoporotic bone and diabetic
pre op plan -
correct shortening of 2 cms
lateralize hip center
build up base of acetabulum with mashed morcelized bone graft
use oversized cup to get a peripheral fit with screws
v. off set 54 mm and h offset 50 mm
we used pinnacle uncemented cup - 180 degree coverage
cup insitu fixed with two screws
she had a history of RA , on steroids , osteoporotic bone and diabetic
correct shortening of 2 cms
lateralize hip center
build up base of acetabulum with mashed morcelized bone graft
use oversized cup to get a peripheral fit with screws
v. off set 54 mm and h offset 50 mm
we used pinnacle uncemented cup - 180 degree coverage
neutral liner UHMWHDP
LINER INSITU
SUMMIT UNCEMENTED STEM
COCR -32 HEAD
COCR HEAD INSITU
HEAD MATED TO SUMMIT STEM
AIMS ACHIEVED-
shortening 2 cms - gained
cup lateralized
cup 50 peripheral fit and offset targets achieved intraop
in addition - iliopsoas , adductor and it band released
