Updated Birmingham Hip Resurfacing, 10 years of Data

The BIRMINGHAM HIP Resurfacing System continues to show superior

performance compared to other hip resurfacing systems.

Results summarized from 2008 Annual Report

Australian Orthopaedic Associations National Joint Replacement Registry

Femoral and Acetabular

Cumulative % Revised

Component

Implanted

Year 1

Yr 2

Yr 3

Yr 5

Yr 7

ASR™

945

3.8

5.3

6

BHR™¹

7,682

1.5

2.1

2.5

3.6

4.6

Conserve™ Plus

62

3.2

3.2

6

10.1

Cormet®

196

2.1

3.3

4.5

6.5

Durom®

674

3.5

4.7

5.8

Recap®

91

5.7

5.7

5.7

% revised data represents total implants tracked through December 31, 2007,

within the AOA registry.  To review the entire AOA registry,

visit http://www.aoa.org.au

¹The cumulative revision rate of the BHR compares to the BHR US FDA

submission data of 1.6% at 5 years.

Now with 10 years data²

* Survival of the BHR at 110 years was 95.4%,

*Clinical assessment of hip scores were high and consistent.

*Patients were pleased to extremely satisfied in 98.6% of cases.

Taking all evidence together the BHR achieves excellent results at 10 years

²Robinson E. Richardson, JB,Khan, M "Minimum 10 year outcome of BHR,

A review of 518 cases from an International register" Oswestry Outcome

Centre