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Research
 
Harlan C. Amstutz, M.D


Number of hips implanted by 10/16/07: 1134
Number of patients: 943 (191 bilateral)
Male / Female ratio: 75% / 25%
Average age: 50.3 years (range, 14 to 83)

%
Count
Etiology
70.8%
803
OSTEOARTHRITIS
1.1%
13
INFLAMMATORY  OSTEOARTHRITIS
6.4%
73
OSTEONECROSIS
5.3%
60
TRAUMA
10.3%
117
DEVELOPMENTAL DYSPLASIA OF THE HIP
0.4%
4
EPIPHYSEAL DYSPLASIA
1.9%
21
LEGG-CALVE-PERTHES DISEASE
1.5%
17
SLIPPED CAPITAL FEMORAL EPIPHYSIS
0.5%
6
ANKYLOSING SPONDYLITIS
0.4%
4
JUVENILE RHEUMATOID ARTHRITIS
0.7%
8
RHEUMATOID ARTHRITIS
0.2%
2
RHEUMATOID DISEASE
0.1%
1
MELORHEOSTOSIS
0.2%
2
OSTEOPETROSIS
0.1%
1
ARTHROKATADYSIS
0.2%
2
PIGMENTED VILLONODULAR SYNOVITIS

  • 4.8% had a previous hip surgery before Metal on Metal Surface Arthroplasty
  • Professional fields

Administration
2.3%
Arts/Entertainment
4.3%
Construction
12.0%
Education
11.2%
Finance
5.2%
Fire personnel
2.0%
Fitness related
3.4%
Food/beverage industry
2.9%
Homemakers
5.2%
Information Technology
3.2%
Law
4.6%
Law enforcement
4.6%
Medical
7.4%
Other
6.0%
Real Estate personnel
4.9%
Sales/business
14.6%
Transportation
6.3%
Retired
7.2%

  • 92% of the patients are followed by Dr. Amstutz himself either:
       - At the Joint Replacement Institute
       - In one of our outside clinics held annually across the country.

JRI is an outpatient clinic of St. Vincent Medical Center, a Distinguished Hospital for Clinical Excellence.

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