A graduate of the U.S. Military Academy at West Point, Dr. Hahn earned his medical degree at Case Western University. His orthopaedic residency was completed at Fitzsimmons Army Medical Center, and his residency at Scottish Rite Hospital. In his practice at Colorado Limb Consultants, he specializes in correcting lower limb deformities caused by Malunion, Osteomyelitis, and Congenital anamolies. He is active in the American Orthopedic Foot and Ankle Society, The Association for the Study and Application of the Methods of Ilizarov, and the Pediatric Orthopedic Society of North America.

CURRICULUM VITAE

Orthopedic Surgeon

Colorado Limb Consultants

1601 East 19th Avenue, Suite 3300

Denver, Colorado 80218

(303) 837-0072

FAX (303) 837-0075

Orthopedic Surgeon

Presbyterian/St. Luke's Medical Center

1719 East 19th Avenue

Denver, Colorado 80218

(303)839-6000

Medical Staff Member

The Denver Clinic for Extremities at Risk

(formerly The Institute for Limb Preservation)

Presbyterian/St. Luke's Medical Center

1601 E. 19th Avenue, Suite 3250

Denver, Colorado 80218

(303)832-5462

PERSONAL DATA

DATE OF BIRTH                             April 21, 1949

CITIZENSHIP                                 United States

FAMILY                                          Married, 5 children

EDUCATION

B.A.                                        United States Military Academy

                                                West Point, New York

                                                B.S. Engineering, 1971

M.D.                                        Case Western Reserve University School of Medicine

                                                Cleveland, Ohio

                                                M.D., 1975

INTERNSHIP                       Fitzsimmons Army Medical Center

                                                Aurora, Colorado

                                                Department of Orthopedic Surgery

                                                Flexible Internship

                                                1975 - 1976

RESIDENCY                                    Fitzsimmons Army Medical Center

                                                Aurora, Colorado

                                                Department of Orthopedic Surgery

                                                1976 - 1979

FELLOWSHIP                      Scottish Rite Hospital

                                                Atlanta, Georgia

                                                Pediatric Orthopedic Fellowship

                                                1981 - 1982

PROFESSIONAL SOCIETIES

American Academy of Orthopedic Surgeons, 1985 - present

American Orthopedic Foot and Ankle Society, 1996

Association for the Study & Application of the Methods of Ilizarov - North America:  Limb Lengthening & Reconstruction, 1992

Pediatric Orthopedic Society of North America, 1985

Society of Military Orthopedic Surgeons, 1983

Phi Kappa Phi - USMA, 1983

POSITIONS OF DISTINCTION

Chairman, Department of Orthopedics

Presbyterian/St. Lukes Hospital, 1995 - 1997, 1999 - 2001

Assistant Clinical Professor

University of Colorado Health Sciences Center, 1986 - 1993

Chief, Children's Orthopedic Section

Fizsimmons Army Medical Center, 1985 - 1991

Course Chairman, Annual Children's Symposium, Orthopedic Surgery

Fitzsimmons Army Medical Center, 1985 - 1990

Officer in Charge, Prosthetic and Orthotic Lab

Fitzsimmons Army Medical Center, 1985 - 1988

Chief, Neuromuscular Disease Clinic

Madigan Army Medical Center, Tacoma, WA, 1982 - 1985

Chief, Four-Man Orthopedic Service

Stuttgart, West German, 1979 -1981

MILITARY DECORATIONS

Legion of Merit

Meritorious Service Medal

Army Commendation Medal

National Defense Service Medal

Overseas Service Medal

PRESENTATIONS

1.                  Treatment of Displaced Intra-Articular Fractures of the Distal Radius.  Western Orthopedic Society, 1979.

2.                  The Role of Pelvic Osteotomy in the Treatment of CDH.  Hiram Kite/Michael Hoke Annual Conference, Atlanta GA, 1982.

3.                  Treatment of the Residual Deformities in the Clubfoot.  12th Annual Symposium of Children's Orthopedics, Aurora CO, 1983.

4.                  Use of the Inhibitive Case in Cerebral Palsy Management 12th Annual Symposium of Children's Orthopedics, Aurora CO, 1983.

5.                  Management of Skewfoot.  13th Annual Symposium of Children's Orthopedics, Aurora CO, 1984.

6.                  The Tethered Cord Syndrome in Myelodysplasia.  14th Annual Symposium of Children's Orthopedics, Aurora CO, 1985.

7.                  Musculoskeletal Infection.  12th Annual Primary Care Orthopedics Course, Aspen CO, 1986.

8.                  Common Lower Extremity Fractures.  12th Annual Primary Care Orthopedics Course, Aspen CO, 1986.

9.                  The Supracondylar Fracture.  15th Annual Symposium of Children's Orthopedics, Aurora CO, 1987.

10.             Crooked Backs.  13th Annual Primary Care Orthopedics Course, Aspen CO, 1987.

11.             Musculoskeletal Infection:  An Update.  13th Annual Primary Care Orthopedics Course, Aspen CO, 1987.

12.             Varus Derotational Osteotomies About The Hip in Children.  16th Annual Symposium of Children's Orthopedics, Aurora CO, 1988.

13.             Pediatric Musculoskeletal Infections.  14th Annual Primary Care Orthopedics Course, Aspen CO, 1988.

14.             Spinal Deformities:  Detection and Disposition.  14th Annual Primary Care Orthopedics Course, Aspen CO, 1988.

15.             The Physical Examination for Sports Participation.  14th Annual Primary Care Orthopedics Course, Aspen CO, 1988.

16.             Back Pain in Children and Adolescents.  15th Annual Primary Care Orthopedics Course, Aspen CO, 1989.

17.             The Ilizarov Technique:  Its use in Acute Trauma.  2nd Annual Trauma Symposium, Denver CO, June 2, 1990.

18.             The Sub-Acute Knee.  Annual Primary Care Orthopedics Course, Keystone CO, August 1990.

19.             Spine Deformities in Children.  Annual Primary Care Orthopedics Course, Keystone CO, August 1990.

20.             Overuse Syndromes in Children.  Annual Primary Care Orthopedics Course, Keystone CO, August 1990.

21.             Limb Threatening Extremity Trauma:  Evaluation and Treatment.  Annual Clinical Assembly of Osteopathic Specialists, Orlando FL, September 28, 1991.

22.             Distraction Osteogenesis:  The Ilizarov Technique.  Annual Cinical Assembly of Osteopathic Specialists, Orlando FL, September 28, 1991.

23.             Pediatric Elbow Injuries.  Current Clinical Updates, St. Joseph Hospital, Denver CO, November 8, 1991.

24.             Pediatric Hip Problems.  Annual Clinical Assembly of Osteopathic Specialists,   Orlando FL, September 28, 1991.

25.             Use of the Ilizarov Technique in Limb Lengthening and Deformity Correction.  Rose Medical Center Conference, Denver CO, January 8, 1992.

26.             Pediatric Hip Disease.  Rose Medical Center Conference, Denver CO, January 8, 1992.

27.             Update on Pediatric Orthopedics.  Rose Medical Center Conference, Denver CO, January 8, 1992.

28.             The Ilizarov Technique in Children:  Lessons Learned.  Children's Orthopedic Day, The Children's Hospital, Denver CO, April 24, 1992.

29.             Back Pain in Children and Adolescents.  Current Clinical Updates Conference:  "Practical Orthopedics for the Primary Care Physician," St. Joseph Hospital, Denver CO, November 20, 1992.

30.             Overuse Syndromes in Children.  Current Clinical Updates Conference, St. Joseph Hospital, Denver CO, November 12, 1993.

31.             Update on Pediatric Orthopedics.  International Conference, Military Hospital, Bucharest, Romania, September 20 - 24, 1993.

32.             Pediatric Elbow Injuries and Orthopedic Infections.  Rose Medical Center Emergency Department Staff Meeting, October 26, 1993.

33.             An Update on Orthopedic Aspects of Child Abuse.  Annual Meeting of the American Academy of Orthopedic Surgeons, New Orleans LA, February 24 - 28, 1994.

34.             Ilizarov Lengthening of the Residual Limb.  Symposium on Amputation and Prosthetic Techniques, Denver CO, April 30, 1994.

35.             Update on Orthopedic Aspects of Child Abuse.  Sixth Annual Colorado Orthopedic Trauma Symposium, Englewood CO, June 10, 1994.

36.             Treatment of Infected Nonunions of the Tibia Using Ilizarov Methodology.  Sixth Annual Colorado Orthopedic Trauma Symposium, June 10, 1994.

37.             Six-Year Followup of an Ilizarov Experience.  Annual Summer Meeting of the Rocky Mountain Chapter of the Western Orthopedic Association, Snowmass CO, July 29 - 31, 1994.

38.             Treatment of Osteomyelitis and Nonunions.  Nursing Symposium on Limb Preservation, Institute for Limb Preservation, Denver CO, May 10, 1995.

39.             Pediatric Trauma.  Annual HealthONE Pediatric Trauma Conference, Denver CO, September 14 - 15, 1995.

40.             New Hardware:  The Erector Set Approach to Orthopedics.  Columbia/HealthONE Pediatric Seminar:  Innovations in Approaching Pediatric Orthopedic and Environmental Problems.  Denver CO, May 21, 1996.

41.             Management of Tibial Plateau Fractures.  Essential Concepts of the Ilizarov Method.  Wright State University School of Medicine CME Course, Vail CO, July 24 - 28, 1996.

42.             Biomechanics of Tensioned Wires and Ring Fixators.  Essential Concepts of the  Ilizarov Method.  Wright State University School of Medicine CME Course, Vail CO, July 24 - 28, 1996.

43.             Aseptic Nonunions.  Essential Concepts of the Ilizarov Method.  Wright State University School of Medicine CME Course, Vail CO, July 24 - 28, 1996.

44.             Atrophic Nonunions.  Essential Concepts of the Ilizarov Method.  Wright State  University School of Medicine CME Course, Vail CO, July 24 - 28, 1996.

45.             Postoperative Management and Frame Removal.  Essential Concepts of the Ilizarov Method.  Wright State University School of Medicine CME Course, Vail CO, July 24 - 28, 1996.

46.             Running Injuries of the Foot and Ankle.  Orthopedic and Sports Medicine:   Recreational Sports.  St. Joseph Hospital, Denver, November 8, 1996.

47.             Evaluation of Bone Regenerate, Timing of Frame Removal and Follow-Up Care.  Basic Ilizarov Course, Colorado Springs, June 24 - 27, 1999.

48.             Atrophic Nonunions.  Basic Ilizarov Course, Colorado Springs, June 24 - 27, 1999.

49.             Compression/Distraction, or Bone Transport.  Basic Ilizarov Course, Colorado Springs, June 24 - 27, 1999.

50.             Ilizarov Limb-Lengthening & Deformity Correction in Private Practice.  Presidential Speaker at the Annual Meeting of the Mid-Central Orthopaedic Society, Omaha NE, June 7-8, 2002.

51.             Osteochondritis Dissecans & Avascular Necrosis of the Talus: Can the Ankle Be Salvaged?  Rocky Mountain Chapter of the Western Orthopaedic Association, Colorado Springs CO, August 1, 2003.

52.             Current Management of Nonunions in the Lower Extremity.  Combined Meeting of the Rocky Mountain & Western Slope Chapters of the Western Orthopaedic Association, Beaver Creek CO, August 6-7. 2004.

53.             Making Short Bones Longer & Crooked Bones Straighter.  Denver Society of Radiology Technologists, P/SL Medical Center, Denver CO, Nov. 13, 2004.

54.             Non-unions: Prevention & Treatment.  Institute for Limb Preservation Conference, P/SL Medical Center, Denver CO, November 15, 2004.

55.             Lower Extremity Amputations: An Update.  Annual Conference of The Denver Clinic for Extremities at Risk, Denver CO, December 2, 2005.

56.             Treatment of Nonunions. Panorama Research & Education Foundation.  Westminster CO, February 17, 2006.

57.             Got a Bad Wheel? Limp on in.  Annual Winter Conference, The Denver Clinic for Extremities at Risk. Presbyterian/St. Luke's Medical Center, Denver CO, December 4, 2006.