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Cynthia A Bir, PhD

Title(s)Professor of Research Surgery
Phone+1 323 442 4834
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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Madias C, Maron BJ, Dau N, Estes NAM, Bir C, Link MS. Size as an Important Determinant of Chest Blow-induced Commotio Cordis. Med Sci Sports Exerc. 2018 09; 50(9):1767-1771. PMID: 29620687.
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    2. Schellenberg M, Inaba K, Cho J, Tatum JM, Barmparas G, Strumwasser A, Grabo D, Bir C, Eastman A, Demetriades D. Injuries sustained during contact with law enforcement: An analysis from US trauma centers. J Trauma Acute Care Surg. 2017 12; 83(6):1124-1128. PMID: 28697021.
      View in: PubMed
    3. Johnson DJ, Raymond DE, Chen C, Quon M, Lis J, Choi MR, Lopez C, Han A, de Leon RD, Bir C. A Molecular Method to Detect Wound Cells in Bloodstains Resultant of Sharp Force Injuries for Crime Scene Reconstruction. J Forensic Sci. 2018 May; 63(3):842-848. PMID: 28834611.
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    4. Chang TP, Santillanes G, Claudius I, Pham PK, Koved J, Cheyne J, Gausche-Hill M, Kaji AH, Srinivasan S, Donofrio JJ, Bir C. Use of a Novel, Portable, LED-Based Capillary Refill Time Simulator within a Disaster Triage Context. Prehosp Disaster Med. 2017 Aug; 32(4):451-456. PMID: 28345508.
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    5. Esquivel AO, Sherman SS, Bir CA, Lemos SE. The Interaction of Intramuscular Ketorolac (Toradol) and Concussion in a Rat Model. Ann Biomed Eng. 2017 06; 45(6):1581-1588. PMID: 28194658.
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    6. Chenpanas P, Bir C. Fatal Injuries of Law Enforcement/Correctional Officers Attacked with Sharp-Edged Weapons. J Forensic Sci. 2017 May; 62(3):700-704. PMID: 27957748.
      View in: PubMed
    7. Helm T, Bir C, Chilstrom M, Claudius I. Ultrasound characteristics of bruises and their correlation to cutaneous appearance. Forensic Sci Int. 2016 Sep; 266:160-163. PMID: 27281053.
      View in: PubMed
    8. Bir C, Andrecovich C, DeMaio M, Dougherty PJ. Evaluation of bone surrogates for indirect and direct ballistic fractures. Forensic Sci Int. 2016 Apr; 261:1-7. PMID: 26867672.
      View in: PubMed
    9. Raymond DE, Bir CA. A biomechanical evaluation of skull-brain surrogates to blunt high-rate impacts to postmortem human subjects. J Forensic Sci. 2015 Mar; 60(2):370-3. PMID: 25572885.
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    10. Milshteyn MA, Dwyer M, Andrecovich C, Bir C, Needleman RL. Comparison of two fixation methods for arthrodesis of the calcaneocuboid joint: a biomechanical study. Foot Ankle Int. 2015 Jan; 36(1):98-102. PMID: 25384391.
      View in: PubMed
    11. Lashof-Sullivan MM, Shoffstall E, Atkins KT, Keane N, Bir C, VandeVord P, Lavik EB. Intravenously administered nanoparticles increase survival following blast trauma. Proc Natl Acad Sci U S A. 2014 Jul 15; 111(28):10293-8. PMID: 24982180.
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    12. Carron MA, Zuliani G, Pereira L, Abuhamdan M, Thibault A, Dau N, Bir C. Stability of midface fracture repair using absorbable plate and screw system pilot holes drilled and pin placement at angles other than 90°. JAMA Facial Plast Surg. 2014 Jan-Feb; 16(1):42-8. PMID: 24158595.
      View in: PubMed
    13. Stojsih SE, Baker JL, Les CM, Bir CA. Review of Canine Deaths While in Service in US Civilian Law Enforcement (2002-2012). J Spec Oper Med. 2014; 14(4):86-91. PMID: 25399373.
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    14. Dal Cengio Leonardi A, Keane NJ, Hay K, Ryan AG, Bir CA, VandeVord PJ. Methodology and evaluation of intracranial pressure response in rats exposed to complex shock waves. Ann Biomed Eng. 2013 Dec; 41(12):2488-500. PMID: 23904049.
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    15. Neto OP, Marzullo AC, Bolander RP, Bir CA. Martial arts striking hand peak acceleration, accuracy and consistency. Eur J Sport Sci. 2013; 13(6):653-8. PMID: 24251743.
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    16. Dal Cengio Leonardi A, Keane NJ, Bir CA, Ryan AG, Xu L, Vandevord PJ. Head orientation affects the intracranial pressure response resulting from shock wave loading in the rat. J Biomech. 2012 Oct 11; 45(15):2595-602. PMID: 22947434.
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    17. Chacon Y, Fallat LM, Dau N, Bir C. Biomechanical comparison of internal fixation techniques for the Akin osteotomy of the proximal phalanx. J Foot Ankle Surg. 2012 Sep-Oct; 51(5):561-5. PMID: 22819001.
      View in: PubMed
    18. Hanlon EM, Bir CA. Real-time head acceleration measurement in girls' youth soccer. Med Sci Sports Exerc. 2012 Jun; 44(6):1102-8. PMID: 22592278.
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    19. Sajja VS, Galloway MP, Ghoddoussi F, Thiruthalinathan D, Kepsel A, Hay K, Bir CA, VandeVord PJ. Blast-induced neurotrauma leads to neurochemical changes and neuronal degeneration in the rat hippocampus. NMR Biomed. 2012 Dec; 25(12):1331-9. PMID: 22549883.
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    20. Bir CA, Resslar M, Stewart S. Skin penetration surrogate for the evaluation of less lethal kinetic energy munitions. Forensic Sci Int. 2012 Jul 10; 220(1-3):126-9. PMID: 22405483.
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    21. Jacobson NA, Morawa LG, Bir CA. Epidemiology of cheerleading injuries presenting to NEISS hospitals from 2002 to 2007. J Trauma Acute Care Surg. 2012 Feb; 72(2):521-6. PMID: 22327989.
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    22. Bir C, Vandevord P, Shen Y, Raza W, Haacke EM. Effects of variable blast pressures on blood flow and oxygen saturation in rat brain as evidenced using MRI. Magn Reson Imaging. 2012 May; 30(4):527-34. PMID: 22285875.
      View in: PubMed
    23. Dau N, Cavanaugh J, Bir C, Link M. Evaluation of injury criteria for the prediction of commotio cordis from lacrosse ball impacts. Stapp Car Crash J. 2011 Nov; 55:251-79. PMID: 22869311.
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    24. Neto OP, Silva JH, Marzullo AC, Bolander RP, Bir CA. The effect of hand dominance on martial arts strikes. Hum Mov Sci. 2012 Aug; 31(4):824-33. PMID: 22047701.
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    25. Dougherty PJ, Sherman D, Dau N, Bir C. Ballistic fractures: indirect fracture to bone. J Trauma. 2011 Nov; 71(5):1381-4. PMID: 21926649.
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    26. Vandevord PJ, Bolander R, Sajja VS, Hay K, Bir CA. Mild neurotrauma indicates a range-specific pressure response to low level shock wave exposure. Ann Biomed Eng. 2012 Jan; 40(1):227-36. PMID: 21994066.
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    27. Bolander R, Mathie B, Bir C, Ritzel D, VandeVord P. Skull flexure as a contributing factor in the mechanism of injury in the rat when exposed to a shock wave. Ann Biomed Eng. 2011 Oct; 39(10):2550-9. PMID: 21735320.
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    28. Leonardi AD, Bir CA, Ritzel DV, VandeVord PJ. Intracranial pressure increases during exposure to a shock wave. J Neurotrauma. 2011 Jan; 28(1):85-94. PMID: 21091267.
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    29. Hanlon E, Bir C. Validation of a wireless head acceleration measurement system for use in soccer play. J Appl Biomech. 2010 Nov; 26(4):424-31. PMID: 21245502.
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    30. Zhu F, Mao H, Dal Cengio Leonardi A, Wagner C, Chou C, Jin X, Bir C, Vandevord P, Yang KH, King AI. Development of an FE model of the rat head subjected to air shock loading. Stapp Car Crash J. 2010 Nov; 54:211-25. PMID: 21512910.
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    31. Pollard JD, Deyhim A, Rigby RB, Dau N, King C, Fallat LM, Bir C. Comparison of pullout strength between 3.5-mm fully threaded, bicortical screws and 4.0-mm partially threaded, cancellous screws in the fixation of medial malleolar fractures. J Foot Ankle Surg. 2010 May-Jun; 49(3):248-52. PMID: 20362467.
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    32. McKay BJ, Bir CA. Lower extremity injury criteria for evaluating military vehicle occupant injury in underbelly blast events. Stapp Car Crash J. 2009 Nov; 53:229-49. PMID: 20058557.
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    33. Bolander RP, Neto OP, Bir CA. The effects of height and distance on the force production and acceleration in martial arts strikes. J Sports Sci Med. 2009 Nov; 8(CSSI3):47-52. PMID: 24474886.
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    34. Raymond D, Crawford G, Van Ee C, Bir C. Development of biomechanical response corridors of the head to blunt ballistic temporo-parietal impact. J Biomech Eng. 2009 Sep; 131(9):094506. PMID: 19725703.
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    35. Raymond D, Van Ee C, Crawford G, Bir C. Tolerance of the skull to blunt ballistic temporo-parietal impact. J Biomech. 2009 Nov 13; 42(15):2479-85. PMID: 19674749.
      View in: PubMed
    36. Neto OP, Bolander R, Pacheco MT, Bir C. Force, reaction time, and precision of Kung Fu strikes. Percept Mot Skills. 2009 Aug; 109(1):295-303. PMID: 19831109.
      View in: PubMed
    37. Bir C, Barbir A, Dosquet F, Wilhelm M, van der Horst M, Wolfe G. Validation of lower limb surrogates as injury assessment tools in floor impacts due to anti-vehicular land mines. Mil Med. 2008 Dec; 173(12):1180-4. PMID: 19149335.
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    38. Stojsih S, Boitano M, Wilhelm M, Bir C. A prospective study of punch biomechanics and cognitive function for amateur boxers. Br J Sports Med. 2010 Aug; 44(10):725-30. PMID: 19019907.
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    39. Craig M, Bir C, Viano D, Tashman S. Biomechanical response of the human mandible to impacts of the chin. J Biomech. 2008 Oct 20; 41(14):2972-80. PMID: 18805529.
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    40. Leung LY, VandeVord PJ, Dal Cengio AL, Bir C, Yang KH, King AI. Blast related neurotrauma: a review of cellular injury. Mol Cell Biomech. 2008 Sep; 5(3):155-68. PMID: 18751525.
      View in: PubMed
    41. Link MS, Bir C, Dau N, Madias C, Estes NA, Maron BJ. Protecting our children from the consequences of chest blows on the playing field: a time for science over marketing. Pediatrics. 2008 Aug; 122(2):437-9. PMID: 18676560.
      View in: PubMed
    42. Esquivel AO, Dawe EJ, Sala-Mercado JA, Hammond RL, Bir CA. The physiologic effects of a conducted electrical weapon in swine. Ann Emerg Med. 2007 Nov; 50(5):576-83. PMID: 17719136.
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    43. Wilhelm M, Bir C. Injuries to law enforcement officers: the backface signature injury. Forensic Sci Int. 2008 Jan 15; 174(1):6-11. PMID: 17434273.
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    44. Pellman EJ, Viano DC, Withnall C, Shewchenko N, Bir CA, Halstead PD. Concussion in professional football: helmet testing to assess impact performance--part 11. Neurosurgery. 2006 Jan; 58(1):78-96; discussion 78-96. PMID: 16385332.
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    45. Viano DC, Casson IR, Pellman EJ, Bir CA, Zhang L, Sherman DC, Boitano MA. Concussion in professional football: comparison with boxing head impacts--part 10. Neurosurgery. 2005 Dec; 57(6):1154-72; discussion 1154-72. PMID: 16331164.
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    46. Bir CA, Stewart SJ, Wilhelm M. Skin penetration assessment of less lethal kinetic energy munitions. J Forensic Sci. 2005 Nov; 50(6):1426-9. PMID: 16382840.
      View in: PubMed
    47. Walilko TJ, Viano DC, Bir CA. Biomechanics of the head for Olympic boxer punches to the face. Br J Sports Med. 2005 Oct; 39(10):710-9. PMID: 16183766.
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    48. Bir C, Viano DC. Design and injury assessment criteria for blunt ballistic impacts. J Trauma. 2004 Dec; 57(6):1218-24. PMID: 15625452.
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    49. Walilko T, Bir C, Godwin W, King A. Relationship between temporomandibular joint dynamics and mouthguards: feasibility of a test method. Dent Traumatol. 2004 Oct; 20(5):255-60. PMID: 15355384.
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    50. Viano DC, Bir C, Walilko T, Sherman D. Ballistic impact to the forehead, zygoma, and mandible: comparison of human and frangible dummy face biomechanics. J Trauma. 2004 Jun; 56(6):1305-11. PMID: 15211141.
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    51. Bir C, Viano D, King A. Development of biomechanical response corridors of the thorax to blunt ballistic impacts. J Biomech. 2004 Jan; 37(1):73-9. PMID: 14672570.
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    52. Janda DH, Bir CA, Cheney AL. An evaluation of the cumulative concussive effect of soccer heading in the youth population. Inj Control Saf Promot. 2002 Mar; 9(1):25-31. PMID: 12462161.
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    53. Atkinson P, Hariharan P, Mari-Gowda S, Telehowski P, Martin S, Van Hoof J, Bir C, Atkinson T. An under-hand steering wheel grasp produces significant injury risk to the upper extremity during airbag deployment. Annu Proc Assoc Adv Automot Med. 2002; 46:45-62. PMID: 12361499.
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    54. Janda DH, Bir C, Kedroske B. A comparison of standard vs. breakaway bases: an analysis of a preventative intervention for softball and baseball foot and ankle injuries. Foot Ankle Int. 2001 Oct; 22(10):810-6. PMID: 11642532.
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    55. Viano DC, Bir CA, Cheney AK, Janda DH. Prevention of commotio cordis in baseball: an evaluation of chest protectors. J Trauma. 2000 Dec; 49(6):1023-8. PMID: 11130483.
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    56. Bir CA, Viano DC. Biomechanical predictor of commotio cordis in high-speed chest impact. J Trauma. 1999 Sep; 47(3):468-73. PMID: 10498299.
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    57. Armstrong T, Bir C, Foulke J, Martin B, Finsen L, Sjøgaard G. Muscle responses to simulated torque reactions of hand-held power tools. Ergonomics. 1999 Jan; 42(1):146-59. PMID: 9973877.
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    58. Janda DH, Bir CA, Viano DC, Cassatta SJ. Blunt chest impacts: assessing the relative risk of fatal cardiac injury from various baseballs. J Trauma. 1998 Feb; 44(2):298-303. PMID: 9498501.
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    59. Werner R, Armstrong TJ, Bir C, Aylard MK. Intracarpal canal pressures: the role of finger, hand, wrist and forearm position. Clin Biomech (Bristol, Avon). 1997 Jan; 12(1):44-51. PMID: 11415671.
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    60. Janda DH, Bir C, Wild B, Olson S, Hensinger RN. Goal post injuries in soccer. A laboratory and field testing analysis of a preventive intervention. Am J Sports Med. 1995 May-Jun; 23(3):340-4. PMID: 7661264.
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    61. Bir CA, Cassatta SJ, Janda DH. An analysis and comparison of soccer shin guards. Clin J Sport Med. 1995; 5(2):95-9. PMID: 7882120.
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    62. Werner RA, Bir C, Armstrong TJ. Reverse Phalen's maneuver as an aid in diagnosing carpal tunnel syndrome. Arch Phys Med Rehabil. 1994 Jul; 75(7):783-6. PMID: 8024425.
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