March Featured Editorial Board Members

Jones

Kristofer J. Jones, MD
Assistant Professor 

Division of Sports Medicine and Shoulder Surgery 
University of California, Los Angeles 
Los Angeles, California

Dr. Kristofer J. Jones is a board certified, fellowship trained orthopaedic surgeon who specializes in sports-related musculoskeletal injuries of the knee, shoulder and elbow. His clinical expertise includes advanced minimally invasive arthroscopic procedures and complex reconstruction of these joints. He has specialized training in the field of biologic joint preservation procedures, including modern cartilage restoration and transplantation techniques. Dr. Jones obtained his undergraduate degree from the University of Chicago, where he was a four-year letter winner and All-Conference tailback for the varsity football team. He was awarded the Howell-Murray Alumni Medal upon graduation. He received his medical degree from the University of Pennsylvania where he received the Jonathan Rhoads Prize for Surgical Scholarship. Dr. Jones completed his orthopaedic residency training at the Hospital for Special Surgery (HSS) in New York City. He subsequently completed a traveling fellowship and acquired further expertise in shoulder and cartilage surgery at specialized centers across Europe, including Lyon & Paris France. Dr. Jones returned to HSS to complete another fellowship in Sports Medicine and Shoulder Surgery. During this time, he served as assistant team physician for the Brooklyn Nets (NBA), New York Red Bulls (MLS), and Iona College Athletics as well as an orthopaedic consultant to the United States Tennis Association (USTA) and US Open Tennis Tournament. He is currently the Head Team Physician and Director of Orthopaedic Surgery for the Los Angeles Lakers (NBA) and a Team Physician for the UCLA Bruins athletic teams.

Dr. Jones is accomplished in both clinical and laboratory research and has authored more than 60 scientific manuscripts and textbook chapters that have received national recognition and awards within the field of sports medicine. His specific research interests include surgical treatment of shoulder and elbow injuries in the throwing athlete, complex arthroscopic and reconstructive surgery of the shoulder and elbow, knee ligament reconstruction and joint biomechanics, and novel procedures for articular cartilage restoration. Dr. Jones is a Fellow of the American Academy of Orthopedic Surgeons (AAOS), a diplomat of the American Board of Orthopaedic Surgery and has been recognized as an “Emerging Leader” within the field of orthopaedic surgery/sports medicine by the American Orthopaedic Association (AOA). He also holds memberships and committee positions in several professional organizations including the American Orthopedic Society for Sports Medicine (AOSSM), S.T.O.P (Sports Trauma and Overuse Prevention) Sports Injuries Outreach Committee, the Arthroscopy Association of North America (AANA), the International Cartilage Repair Society (ICRS), Orthopaedic Research Society (ORS) and the NBA Team Physicians Society.

Selected Published Work

Jones KJ, Kelley BV, Arshi A, McAllister DR, Fabricant PD. Comparative effectiveness of cartilage repair with respect to minimal clinically important difference (MCID). American Journal of Sports Medicine. E-publication ahead of print. PMID 31082325

Wang D, Marom D, Coxe FR, Kalia V, Burge AJ, Jones KJ, Rodeo SR, Williams RJ. Preoperative grades of osteoarthritis and meniscus volume correlate with clinical outcomes of osteochondral graft treatment for cartilage defects in the knee. Cartilage. PMID 31161779

Coxe FR, Wang D, Balazs G, Chang B, Jones KJ, Rodeo SA, Williams RJ. Graft recipient anteroposterior mismatch does not affect the clinical outcomes of osteochondral allograft transplantation of the femoral condyle. American Journal of Sports Medicine. 2018;46(10)2441-2448. PMID 29983091

Du PZ, Markolf KL, Levine BD, McAllister DR, Jones KJ. Differences in radius of curvature between femoral condyles: Implications for osteochondral allograft matching. Journal of Bone and Joint Surgery (Am). 2018;100(15):1326-1331. PMID 30063595

Du PZ, Markolf KL, Boguszewski DV, Yamaguchi KT, Lama CJ, McAllister DR, Jones KJ. Effects of proud large ostechondral plugs on contact forces and knee kinematics: A robotic study. American Journal of Sports Medicine. 2018;46(9):2122-2127. PMID 29741957

 

Djian


Patrick J. Djian, MD
Paris, France

Dr Djian is working in private office in cabinet Goethe with Guy Bellier and he has been consultant in the orthopaedic department of Prof Witvoet in Paris since 1996. His area of clinical specialty in orthopaedic sports medicine are the knee surgery and sports traumatisms. His special interests include ACL, PCL and multi-ligament reconstruction, knee cartilage restoration, and meniscus surgery.

He is a member of the French Orthopaedic Academy (SOFCOT) and of the French Arthroscopic Association. He is a member of the European Society of Sports Traumatology Knee Surgery and Arthroscopy (ESSKA). He is a member of the International Society of Arthroscopy Knee Surgery and Orthopaedic Sports Medicine (ISAKOS). He is a member of the French Society for Sports Medicine (SFTS). Dr Djian has served as President of the French Arthroscopy Association (SFA) and he was involved in the ESSKA Board during 6 years. He is also involved in ESSKA committees and more recently became a member of the ACL study group. Dr Djian has authored numerous articles and textbooks. Additionally, he has delivered presentations at national and international conferences including symposia. Dr. Djian is a reviewer for 4 professional peer-review journals and is honored to serve the Editorial Board of The American Journal of Sports Medicine. Dr. Djian lives in Paris, France with his wife and three children.

Selected Published Work

Complications After Anterior Cruciate Ligament Reconstruction and Their Relation to the Type of Graft: A Prospective Study of 958 Cases. Rousseau R, Labruyere C, Kajetanek C, Deschamps O, Makridis KG, Djian P. Am J Sports Med. 2019 Sep;47(11):2543-2549.

Recurrent posterior knee laxity: diagnosis, technical aspects and treatment algorithm. Rousseau R, Makridis KG, Pasquier G, Miletic B, Djian P. Knee Surg Sports Traumatol Arthrosc. 2017 Oct;25(10):3046-3052.

Clinical and radiographic results of arthroscopic partial lateral meniscectomies in stable knees with a minimum follow up of 20 years. Hulet C, Menetrey J, Beaufils P, Chambat P, Djian P, Hardy P, Potel JF, Servien E, Seil R; French Arthroscopic Society (SFA). Knee Surg Sports Traumatol Arthrosc. 2015 Jan;23(1):225-31.

Histological features of the ACL remnant in partial tears. Sonnery-Cottet B, Bazille C, Hulet C, Colombet P, Cucurulo T, Panisset JC, Potel JF, Servien E, Trojani C, Djian P, Graveleau N, Pujol N; French Arthroscopic Society. Knee. 2014 Dec;21(6):1009-13.

Neurovascular anatomic relationships to arthroscopic posterior and transseptal portals in different knee positions. Makridis KG, Wajsfisz A, Agrawal N, Basdekis G, Djian P. Am J Sports Med. 2013 Jul;41(7):1559-64.

Arthroscopic retrograde osteochondral autograft transplantation for cartilage lesions of the tibial plateau: a prospective study. Wajsfisz A, Makridis KG, Djian P. Am J Sports Med. 2013 Feb;41(2):411-5.

Successful treatment of painful irreparable partial meniscal defects with a polyurethane scaffold: two-year safety and clinical outcomes. Verdonk P, Beaufils P, Bellemans J, Djian P, Heinrichs EL, Huysse W, Laprell H, Siebold R, Verdonk R; Actifit Study Group. Am J Sports Med. 2012 Apr;40(4):844-53.

Revision ACL reconstruction: influence of a lateral tenodesis. Trojani C, Beaufils P, Burdin G, Bussière C, Chassaing V, Djian P, Dubrana F, Ehkirch FP, Franceschi JP, Hulet C, Jouve F, Potel JF, Sbihi A, Neyret P, Colombet P. Knee Surg Sports Traumatol Arthrosc. 2012 Aug;20(8):1565-70.

Arthroscopic treatment of localized pigmented villonodular synovitis of the knee.
Loriaut P, Djian P, Boyer T, Bonvarlet JP, Delin C, Makridis KG. Knee Surg Sports Traumatol Arthrosc. 2012 Aug;20(8):1550-3.

Fixation of posterior cruciate ligament avulsion fracture with the use of a suspensory fixation. Wajsfisz A, Makridis KG, Van Den Steene JY, Djian P. Knee Surg Sports Traumatol Arthrosc. 2012 May;20(5):996-9.

Causes for failure of ACL reconstruction and influence of meniscectomies after revision. Trojani C, Sbihi A, Djian P, Potel JF, Hulet C, Jouve F, Bussière C, Ehkirch FP, Burdin G, Dubrana F, Beaufils P, Franceschi JP, Chassaing V, Colombet P, Neyret P. Knee Surg Sports Traumatol Arthrosc. 2011 Feb;19(2):196-201.

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