Dr_BoothDr. Robert E. Booth, Jr.

Dr. Booth is Practice Medical Director and Medical Director of Joint Surgery at Aria 3B Orthopaedic Institute in Bucks County, Pennsylvania, with offices in Philadelphia, and Cherry Hill, New Jersey. He graduated from Princeton University, University of Pennsylvania School of Medicine, and completed his residency at Pennsylvania Hospital, part of the University of Pennsylvania Health System. He is past President of The Knee Society, a four-time winner of their research prize, co-designer of six knee systems, and the United States’ most prolific knee surgeon.


Paul_Duwelius_OFS_MD_150x209Dr. Paul J. Duwelius

Dr. Duwelius holds a position at Oregon Health Sciences University as an Adjunct Associate Professor of Orthopaedics and is Clinical Attending at Saint Vincent’s Hospital and Medical Center in Portland, OR. Formerly the Chairman of the Department of Orthopedics, his is currently the Chairman of the Orthopedic Research Foundation at St Vincent Hospital. He concentrates his orthopaedic practice on adult fracture surgery of the lower extremity and total joint reconstruction of the hip and knee.  Dr. Duwelius is Board Certified in Orthopaedic Surgery by the American Board of Orthopaedic Surgery. Subspecialty societies include the Adult Association of Hip and Knee Surgeons and the Orthopaedic Trauma Association.  He is also an editor for the Journal of Arthroplasty.

Dr. Mark Hartzband

In addition to being medical director and founder of Hartzband Center for Hip & Knee Replacement, Dr. Hartzband serves as Director of the prestigious Joint Replacement Service at Hackensack University Medical Center and is the Director of the Bone & Joint Center at Holy Name Medical Center. Dr. Hartzband lectures nationally and internationally, he has authored numerous articles and book chapters on topics relating to total hip and knee arthroplasty.
After receiving his medical degree from McGill University in 1978, Dr. Hartzband completed a two-year general surgery residency followed by an orthopaedic residency at the Montefiore Hospital/Albert Einstein College of Medicine in New York. He received his board certification from the American Board of Orthopaedic Surgery in 1986, is a Fellow of the American Academy of Orthopaedic Surgeons and is an active member of the American Association of Hip and Knee Surgeons.

Dr_MuzzonigroDr. Thomas Muzzonigro

Dr. Muzzonigro is a partner in Tri-Rivers Surgical Associates and practices solely at Butler Memorial Health System near Pittsburgh, PA.  His practice focuses on surgery of the knee and hip to include total knee arthroplasty, total hip arthroplasty, and revision knee arthroplasty. Dr. Muzzonigro graduated from the Albert Einstein College of Medicine with distinction in Orthopaedic research and was elected to the Alpha Omega Alpha Honor Society.  He completed his Orthopaedic residency at the University of Pittsburgh Medical Center.


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