OTA 2005 Posters - Basic Science
Scientific Poster #48 Basic Science
A Load-Bearing, Biodegradable BMP Carrier for
Bone Regeneration in a Segmental Defect
- Rena L. Stewart, MD (n); T.G. Chu, MD (a-Wyeth); S.J.
Warden (n);
- C.H. Turner (n)
- Indiana University, Indianapolis, Indiana, USA
Scientific Poster #49 Basic Science
:The In Vitro Elution Characteristics of Antifungal-loaded
Polymethylmethacrylate (PMMA) and Calcium Sulfate Bone Cements
- Christopher Grimsrud, MD, PhD1 (n); Raymond Raven, MD1
(n);
- A.W. Fothergill, MA, MBA (n)2; Hubert Kim, MD, PhD1
(a-Pfizer);
- 1Department of Orthopaedic Surgery, University of California,
- San Francisco, California, USA
- 2Department of Pathology, University of Texas Health
Science Center at San Antonio, San Antonio, Texas, USA
Scientific
Poster #50 Basic Science
A Biomechanical Comparison of Large Fragment Fixation
Augmented with Biodegradable Calcium Phosphate and PMMA Bone Cements to
Non-augmented Fixation in an Osteoporotic Bone Model
Cory A. Collinge, MD1 (*); Bradley Merk,
MD2 (*);
- Eugene P. Lautenschlager, PhD2 (*);
- 1Harris Methodist Hospital-Fort Worth and John Peter
Smith Orthopaedic Surgery Residency Program, Fort Worth, Texas, USA;
- 2Department of Orthopedic Surgery, Northwestern University,
- Chicago, Illinois, USA
Scientific Poster #51 Basic
Science
Oral COX-2 Inhibition Does Not Decrease Bone Formation
in a Murine Distraction Osteogenesis Model
- Ankur Chawla, BS (a- Howard Hughes Fellowship);
- John T. Gorczyca, MD; Regis O'Keefe, MD, PhD
- (all authors-a-OTA/Zimmer Grant);
- University of Rochester Medical Center, Rochester, New York, USA
Scientific
Poster #52 Basic Science
Cerebral Emboli and Cognitive Function following
Long Bone Fractures and Intramedullary Stabilization
- A.C. Gray; L. Torrens; J. Christie; T.O. White; C.M.
Robinson (n-all authors);
- Edinburgh Royal Infirmary Trauma Unit, Edinburgh, Scotland
Scientific
Poster #53 Basic Science
Are Orthopaedic Implants Detectable by Airport
Metal Detectors?
- William T. Obremskey, MD, MPH; Tom Austin, MS; Colin
Crosby, MS;
- Robin Driver, RN; Franklin Shuler, MD, PhD; Philip Kregor, MD
- (n-all authors);
- Vanderbilt University Medical Center, Nashville, Tennessee, USA
Scientific
Poster #54 Basic Science
:Biomechanical Comparison of a Unique Locking
Plate versus a Standard Plate for Internal Fixation of Proximal Humerus
Fractures in a Cadaveric Model
- Stephen M. Walsh, MD (n); Rudy Reindl, MD (n); Lorne
Beckman (n); Gregory K. Berry, MD (n); Edward J. Harvey, MD (a-Synthes);
- Thomas Steffen, MD, PhD (n);
- McGill University Health Centre, Montreal, Quebec, Canada
Scientific
Poster #55 Basic Science
Biomechanical Assessment of Locking Plates for
Fixation of Periprosthetic Femoral Fractures following Total Hip Arthroplasty
- Richard Walker, MD; Rad Zdero, PhD; Michael D. McKee, MD, FRCS(C);
- James P. Waddell, MD, FRCS(C); Emil H. Schemitsch, MD, FRCS(C)
- (n-all authors);
- St. Michael's Hospital, Toronto, Ontario, Canada
Scientific
Poster #56 Basic Science
Effects of Hypothermia and Re-warming to the Inflammatory
Response in a Murine Model of Trauma: Characterization of the First and
the Second Hit Impact
- Frank Hildebrand, MD1 (a-AO Foundation);
- Martijn van Griensven, MD, PhD1 (n); Peter Giannoudis,
MD2 (n);
- Christian Krettek, MD1 (n); Hans-Christoph Pape, MD1
(a-AO Foundation);
- 1Trauma Department, Hannover Medical School, Germany;
- 2Department of Trauma, St. James University Hospital,
Leeds, United Kingdom
Scientific Poster #57 Basic
Science
Fixation of Vertically Unstable Pelvic Ring Injuries
with a Locking Screw Construct: A Biomechanical Comparison to Iliosacral
Screws
- Catherine A. Humphrey, MD (n); Qi Liu, MS (n);
- Thomas J. Ellis, MD (a-Zimmer Educational Grant, Synthes North America);
- Oregon Health and Science University, Portland, Oregon, USA
Scientific
Poster #58 Basic Science
Submuscular Plating of Distal Tibia and Fibula:
Anatomy of the Saphenous and Superficial Peroneal Nerve
- Amer J. Mirza, MD (n); Allison Moriarty, BS (n);
- Tom Ellis, MD (a-Zimmer Educational Grant);
- Oregon Health and Sciences University, Portland, Oregon, USA
Scientific
Poster #59 Basic Science
Biomechanical Analysis of Plate and Screw Fixation
for Full Crutch Weight Bearing of Humeral Shaft Fractures: Synthetic Bone
and Cadaveric Testing
- R.V. O'Toole1; Romney C. Andersen1;
O. Vesnovsky; M. Alexander3;
- T. Topoleski2; Jason W. Nascone1; M.F. Sciadini1;
Clifford Turen1;
- W.A. Eglesder1 (n-all authors);
- 1R. Adams Cowley Shock Trauma Center, University of Maryland
Medical Center, Baltimore, Maryland, USA;
- 2Department of Mechanical Engineering, University of
Maryland, Baltimore County, Baltimore, Maryland, USA;
- 3University of Maryland Medical Center, Baltimore, Maryland,
USA
Scientific Poster #60 Basic Science
Biphasic Sustained Release of Antibiotics and
OP-1 at the Site of Segmental Femoral Defects in Adult Male Rats
- Ham A. Benghuzzi, PhD; George Russell, MD; Michelle
Tucci, PhD;
- Audrey Tsao, MD; Ashraf Ragab, MD (all authors a-OTA/AONA Grant);
- University of Mississippi Medical Center, Jackson, Mississippi,
USA
Scientific Poster #61 Basic Science
Proximal Tibia Locking Plates: Bicortical versus
Unicortical Screw Placement
- Paul J. Dougherty, MD; Do-Gyoon Kim, PhD; Steve Meisterling,
MD; Yerner Yeni, PhD (n-all authors);
- Henry Ford Hospital, Detroit, Michigan, USA
Scientific
Poster #62 Basic Science
Nail Fixation of Distal Third Pediatric Femoral
Shaft Fractures: Retrograde Insertion Increases Stiffness in Bending but
Not Axial Torsion
- N. McDonald (a-Musculoskeletal Outcomes Research Fellow Funds);
CT Mehlman, DO (n); Donita Bylski-Austrow, PhD (n); D. Glass, PhD (n);
- Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio,
USA
Scientific Poster #63 Basic Science
Fracture Fixation in Anterior Colliculus Ankle
Fractures: An In Vitro Biomechanical Analysis
- R.J. Jenkinson (n); David W. Sanders, MD (a,b-Synthes Canada);
- L.M. Ferreira (n); J.M Johnson (n);
- University of Western Ontario, London, Ontario, Canada
Scientific
Poster #64 Basic Science
Strain Distribution in Bone for Conventional and
Locked Plate Constructs
- Amer J. Mirza, MD; Larry Ehmke, MS; James Krieg, MD;
- Steven Madey, MD; Michael Bottlang PhD (all authors a-Synthes USA);
- Legacy Emanual Biomechanics Laboratory, Portland, Oregon, USA
Scientific
Poster #65 Basic Science
Level of Evidence in Orthopaedic Journals
- William T. Obremskey, MD, MPH1; Emad Attallah-Wasif,
MD1;
- Nick Pappas MS1, Paul Tornetta, III MD2, Mohit
Bhandari MD3
- (n-all authors);
- 1Vanderbilt University, Nashville, Tennessee, USA;
- 2Boston Medical Center, Boston University, Boston, Massachusetts,
USA;
- 3McMaster University, Hamilton, Ontario, Canada
Scientific
Poster #66 Basic Science
Small Fragment Screw Fixation of the Femoral Condyles
for Supracondylar-Intercondylar Fractures of the Distal Femur
- Afshin Khalafi, MD (a-AO North America Resident Trauma Research
Grant); Shane Curtiss, AS (n); Scott Hazelwood, PhD (n);
- Philip R. Wolinsky, MD (n);
- University of California, Davis, Sacramento, California, USA
Scientific
Poster #67 Basic Science
Locked versus Unlocked Plating for Humeral Shaft
Non-unions: A Biomechanical Study of Four Techniques
- Jonathan C. Levy, MD (b-Plates, Screws and Sawbones provided
by Synthes); Loren Latta, PhD (n); Ted Milne, PhD (n);
- Steven P. Kalandiak, MD (n); James J. Hutson, MD (n);
- Gregory Zych, MD (n);
- Department of Orthopaedics and Rehabilitation, University of Miami
School of Medicine, Miami, Florida, USA
Scientific Poster
#68 Basic Science
·Angular Stable Locking of Intramedullary
Nails: Is It Promising for Treatment of Distal Tibial Fractures?
- Karsten Schwieger, PhD (e-AO Research Institute);
- Boyko Gueorguiev, MSc (e-AO Research Institute); Joachim Horn, MD
(n);
- Dankwart Höntzsch, MD (n); Berend Linke, PhD (e-AO Research
Institute);
- AO Research Institute, Davos, Switzerland
Scientific
Poster #69 Basic Science
Chondrocyte Viability after Intra-articular Calcaneus
Fractures in Humans
- Scott T. Ball, MD; Alexandra K. Schwartz, MD; Robert Sah,
MD, ScD;
- Kyle Jadin, PhD; R. Todd Allen, MD, PhD; Michael Brage, MD
- (n-all authors);
- University of California, San Diego, California, USA
Scientific
Poster #70 Basic Science
Fracture between Proximal and Distal Femoral Implants:
Effect of the Length of the Uninstrumented Segment
- Karen M. Brown, MD; John Eastman, BS; Marnie M. Saunders, PhD;
- Michael P. Stauff, MD; J. Spence Reid, MD (n-all authors);
- Pennsylvania State University Department of Orthopedics,
- Hershey, Pennsylvania, USA
Scientific Poster #71
Basic Science
Cell Viability of Human Chondrocytes after Traumatic
Joint Disruption
- W. Chad Hembree, BA; Bridgette D. Furman, BS; Robert Zura, MD;
- Lois A. Nichols, MD; Farshid Guilak, PhD; Steven A. Olson, MD
- (n-all authors);
- Duke University Medical Center, Division of Orthopaedics,
- Durham, North Carolina, USA
Scientific Poster
#72 Basic Science
Immediate Weight Bearing of Comminuted Tibial
Shaft Fractures after Statically Locked Intramedullary Nailing
- Mark B. Wagner, MD (n); Dawson Brown, BS (n); Qi Liu, MS (n);
- Thomas J. Ellis, MD (a-Stryker Educational Grant);
- Oregon Health & Sciences University, Portland, Oregon, USA
Scientific
Poster #73 Basic Science
A Biomechanical Comparison of Distal Femoral Fracture
Fixation: The Dynamic Condylar Screw, Distal Femoral Nail, Locking Condylar
Plate, and Less Invasive Stabilization System
- David A. Parker, MD (n); Eugene P. Lautenschlager, PhD (n);
- Michael L. Caravelli, MD (n); David C. Flanigan, MD (n);
- Bradley R. Merk, MD (a-Synthes);
- Northwestern University, Chicago, Illinois, USA