1200 Hip resurfacing Procedures
- 373 AVN (Largest series in the world)
- 237 Ank.Spondylitis, ( 22 fused hips)
- 37 Post- perthes/SUFE
- 48 inflammatory arthropathy
- 25 hip dysplasia
- 6 idiopathic chonodrolysis
- 3 post TB
- 448 primary OA
- 23 post acetabular fracture
- Longest followup was 85 months post op
Outcome in consecutive 1200 hips
- Fracture of the femoral neck -1 .Acetabular side was intact. Femoral side was revised to anatomical head metal on metal hip resurfacing.
- Varus collapse (delayed primary failure) 4 (inflammatory arthropathy) Acetabular side was intact. Femoral side was revised to anatomical head metal on metal hip resurfacing.
- Dislocations - 1 (recovery room) Open reduction was done in the immediate post operative day.
- Acetabular cup loosening 2 (Acetabular side was revised at 6 weeks and 4 years respectively) AVN Of these one had to be revised on the femoral side as well due to the size requirement.
Lost to follow up 2 patients
AVN Group | Non AVN Group |
Intra op fracture of the acetabulum - nil | Intra op fracture of the acetabulum1(minor) |
Violation of femoral neck by stem - nil | Violation of femoral neck by stem - 1 |
Notching of neck - 1 | Notching of neck - nil |
Femoral nerve palsy (transient) - 2 | Femoral nerve palsy (transient) - 2 |
Infections | Infections |
Superficial - 1 Deep -0 | Superficial - 0 Deep - 1 |
Heterotrphic ossification - 1 | Heterotrphic ossification - nil |
Shortening - 1 | Lengthening - 2 |