RFII Signal Overview
IQ System Abstracts
IQ System Publications
RFII Signal Overview
IQ System Abstracts
IQ System Publications
Publications Specific to the IQ System
IQ System Abstracts
IQ System Publications
Colombo J, Shoemaker WC, Belzberg H, Hatzakis G, Fathizadeh P, Demetriades D.
Noninvasive monitoring of the autonomic nervous system and hemodynamics of patients with blunt and penetrating trauma
. Trauma. 2008 Dec;65(6):1364-73.
Belzberg H, Shoemaker WC, Wo CC, Nicholls TP, Dang AB, Zelman V, Gruen JP, Berne TV, Demetriades D.
Hemodynamic and oxygen transport patterns after head trauma and brain death: implications for management of the organ donor
. J Trauma. 2007 Nov;63(5):1032-42.
Belzberg H, Wo CC, Demetriades D, Shoemaker WC. Effects of age and obesity on hemodynamics, tissue oxygenation, and outcome after trauma J Trauma. 2007 May;62(5):1192-200.
Chien LC, Lu KJ, Wo CC, Shoemaker WC.
Hemodynamic patterns preceding circulatory deterioration and death after trauma J Trauma
. 2007 Apr;62(4):928-32.
Belzberg H, Wo CC, Demetriades D, Shoemaker WC.
Effects of age and obesity on hemodynamics, tissue oxygenation, and outcome after trauma
. J Trauma. 2007 May;62(5):1192-200.
Lu K, Shoemaker WC, Wo CC, Lee J, Demetriades D.
A mathematical program to predict survival and to support initial therapeutic decisions for trauma patients with long-bone and pelvic fractures
. Injury. 2007 Mar;38(3):318-28. Epub 2006 Oct 17
Lu KJ, Chien LC, Wo CC, Demetriades D, Shoemaker WC.
Hemodynamic patterns of blunt and penetrating injuries
. J Am Coll Surg. 2006 Dec;203(6):899-907. Epub 2006 Oct 2
Asensio JA, Petrone P, Wo CJ, Li-Chien C, Lu K, Fathizadeh P, Kimbrell BJ, García-Núñez LM, Shoemaker WC. Noninvasive hemodynamic monitoring of patients sustaining severe penetrating thoracic, abdominal and thoracoabdominal injuries for early recognition and therapy of shock. Scand J Surg. 2006;95(3):152-7.
Shoemaker WC, Wo CC, Lu K, Chien LC, Bayard DS, Belzberg H, Demetriades D, Jelliffe RW.
Outcome prediction by a mathematical model based on noninvasive hemodynamic monitoring
. J Trauma. 2006 Jan;60(1):82-90.
Shoemaker WC, Wo CC, Chien LC, Lu K, Ahmadpour N, Belzberg H, Demetriades D.
Evaluation of invasive and noninvasive hemodynamic monitoring in trauma patients
. J Trauma. 2006 Oct;61(4):844-53; discussion 853-4.
Shoemaker WC, Wo CC, Lu K, Chien LC, Rhee P, Bayard D, Demetriades D, Jelliffe RW.
Noninvasive hemodynamic monitoring for combat casualties
. Mil Med. 2006 Sep;171(9):813-20
Shoemaker WC, Bayard DS, Wo CC, Botnen A, Chan LS, Chien LC, Lu K, Demetriades D, Belzberg H, Jelliffe RW.
Stochastic model for outcome prediction in acute illness
. Comput Biol Med. 2006 Jun;36(6):585-600. Epub 2005 Jun 24.
Nicholls TP, Shoemaker WC, Wo CC, Gruen JP, Amar A, Dang AB.
Survival, hemodynamics, and tissue oxygenation after head trauma
. J Am Coll Surg. 2006 Jan;202(1):120-30. Epub 2005 Nov 10.
Shoemaker WC, Bayard DS, Wo CC, Chan LS, Chien LC, Lu K, Jelliffe RW.
Outcome prediction in chest injury by a mathematical search and display program
. Chest. 2005 Oct;128(4):2739-48.
Shoemaker WC, Bayard DS, Botnen A, Wo CC, Gandhi A, Chien LC, Lu K, Martin MJ, Chan LS, Demetriades D, Ahmadpour N, Jelliffe RW.
Mathematical program for outcome prediction and therapeutic support for trauma beginning within 1 hr of admission: a preliminary report
. Crit Care Med. 2005 Jul;33(7):1499-506.
Shoemaker WC, Bayard DS, Wo CC, Botnen A, Ahmedpour N, Gandhi A, Demetriades D, Jelliffe RW.
A stochastic control program to predict outcome and to support therapeutic decisions: a preliminary report
. J Clin Monit Comput. 2005 Jun;19(3):223-30.
Brown CV, Martin MJ, Shoemaker WC, Wo CC, Chan L, Azarow K, Demetriades D.
The effect of obesity on bioimpedance cardiac index
. Am J Surg. 2005 May;189(5):547-50;.
Brown CV, Shoemaker WC, Wo CC, Chan L, Demetriades D.
Is noninvasive hemodynamic monitoring appropriate for the elderly critically injured patient?
J Trauma. 2005 Jan;58(1):102-7
Gu ZL, Cheng CE, Wu G, Zhang BS, Lu ZK, Xu LH.
Value of non-invasive continuous hemodynamic monitoring system in the differential diagnosis of the patients with dyspnea
. Zhongguo Wei Zhong Bing Ji Jiu Yi Xue. 2004 May;16(5):287-91.
Lu JQ, Li CS, Yang JY, Zhu J, Wo C, Shoemaker W.,
Application of non-invasive hemodynamic monitoring on high-risk surgical patients in the early stages after emergency admission
. Zhongguo Wei Zhong Bing Ji Jiu Yi Xue. 2003 Dec;15(12):730-4
Lasater M, Von Rueden KT.
Outpatient cardiovascular management utilizing impedance cardiography
. AACN Clin Issues. 2003 May;14(2):240-50.
Summers RL, Shoemaker WC, Peacock WF, Ander DS, Coleman TG.
Bench to bedside: electrophysiologic and clinical principles of noninvasive hemodynamic monitoring using impedance cardiography
. Acad Emerg Med. 2003 Jun;10(6):669-80. Review.
Shoemaker WC, Wo CJ..Hemodynamic Therapy for Circulatory Dysfunction. Shoemaker WC, Velmahos GC, Demetriades D, 4th Ed. Procedures and Monitoring for the Critically Ill. WB Saunders Co. Philadelphia, PA pp. 237-246, 2002
Shoemaker WC, Wo CJ..Physiology of Shock and Acute Circulatory Failure. Shoemaker WC, Velmahos GC, Demetriades D, 4th Ed. Procedures and Monitoring for the Critically Ill. WB Saunders Co. Philadelphia, PA pp. 225-236, 2002
Shoemaker WC, Wo CJ..Noninvasive Cardiac Output Monitoring: Bioimpedance and Partial CO2 Rebreathing Methods. Shoemaker WC, Velmahos GC, Demetriades D, 4th Ed. Procedures and Monitoring for the Critically Ill. WB Saunders Co. Philadelphia, PA pp. 175-190, 2002
Kern JW, Shoemaker WC.
Meta-analysis of hemodynamic optimization in high-risk patients
. Crit Care Med. 2002 Aug;30(8):1686-92. Review
New approaches to trauma management using severity of illness and outcome prediction based on noninvasive hemodynamic monitoring
. Surg Clin North Am. 2002 Feb;82(1):245-55
Shoemaker WC. Routine Clinical Monitoring in Acute Illness. Shoemaker WC, Velmahos GC, Demetriades D, 4th Ed. Procedures and Monitoring for the Critically Ill. WB Saunders Co. Philadelphia, PA pp. 155-166, 2002
Kuipers, J A. Boer, de Roode, Annemiek; Olofsen, Bovill,; L. Burm, Anton G. Modeling Population Pharmacokinetics of Lidocaine: Should Cardiac Output Be Included as a Patient Factor? Anesthesiology. 94(4):566-573, April 2001
Peacock WF, Emerman CE, Janz BA, Ramanavarapu V, Kies P.
Orthostatic Changes in Bioimpedance Parameters Identify Decompensated Heart Failure in Emergency Department Patients
. J Cardiac Failure 2001: 101, A378
Dueck R. Noninvasive Cardiac Output Monitoring (Editorial) Chest. 2001;120:339-341.)
Shoemaker WC, Wo CJ, Chan L, Ramicone E, Kamel ES, Velmahos GC, Belzberg H.
Outcome Prediction of Emergency Patients by Noninvasive Hemodynamic Monitoring Chest
Bayard DS, Botnen A, Shoemaker WC, Wo CJ, ,. Stochastic Analysis of Therapeutic Modalities Using a Database of Patient Responses. IEEE 2001 3/01:439-444
Shoemaker WC, Wo CJ,Botnen A, Bayard DS, Jelliffe RW.
Development of a Hemodynamic Database in Severe Trauma Patients to Define Optimal Goals and Predict Outcome
. IEEE 2001 3/01:233-236
Shoemaker WC, Sullivan MJ, Wo CJ. Hemodynamic evaluation and management of acute illness in the emeragency department. Shoemaker WC, Ayres SM, Grenvik A Holbrook P. 4th Ed. Textbook of Critical Care. WB Saunders Co. Philadelphia, PA pp. 258-273, 2000
Velmahos GC, Demetriades D, Shoemaker WC, Chan LS, Tatevossian R, Wo CC, Vassiliu P, Cornwell EE 3rd, Murray JA, Roth B, Belzberg H, Asensio JA, Berne TV.
Endpoints of resuscitation of critically injured patients: normal or supranormal?
A prospective randomized trial. Ann Surg 2000 Sep;232(3):409-18
Tatevossian RG, Shoemaker WC, Wo CC, Dang AB, Velmahos GC, Demetriades D.
Noninvasive hemodynamic monitoring for early warning of adult respiratory distress syndrome in trauma patients
. J Crit Care. 2000 Dec;15(4):151-9.
Shoemaker WC, Wo CJ, Yu S, Farjam F, Thangathurai D.
Invasive and noninvasive haemodynamic monitoring of acutely ill septic and septic shock patients in the emergency department
. Euro J Emer Med: 2000, 7, 169-175
Peacock WF, Albert NM, Kies P, White RD, Emerman CL.
Bioimpedance Monitoring: Better Than Chest X-Ray for Predicting Abnormal Pulmonary Fluid?
CHF March/April 2000
Milzman D, Samaddar R, Napoli A, Gerace T, Douglas K, Mecagni G. The Predictive Value of Noninvasive Impedance Cardiography in Determining Patient Outcome in Acute Heart Failure: A Prospective Blinded Study Annals of Emergency Medicine October 2000 Volume 36 Number 4
Baumann BM, Perrone J, Hornig SE, Shofer FS, Hollander JE.
Cardiac and hemodynamic assessment of patients with cocaine-associated chest pain syndromes
. J Toxicol Clin Toxicol. 2000;38(3):283-90.
Baumann BM, Perrone J, Shofer FS, Hollander JE.
Randomized, Double Blind, Placebo-controlled Trial of Diazepam, Nitroglycerin or Both for Treatment of Cocaine Associated Acute Coronary Syndrome
. Academy Emergency Medicine. 2000; 7: 5
Ferguson KL, Wimmer K, Steele R, Nigl J. Correlation of Thoracic Impedance with Pulmonary Artery Pressures in Hypervolimic CHF. Academy Emergency Medicine. 2000; 7: 5
Ferguson KL, Wimmer K, Steele R, Nigl J. Measuring Cardiac Index. Academy Emergency Medicine. 2000; 7: 5
Velmahos GC, Wo CC, Demetriades D, Shoemaker WC.
Early continuous noninvasive haemodynamic monitoring after severe blunt trauma
. Injury. 1999 Apr;30(3):209-14.
Shoemaker WC. Invasive and Noninvasive Hemodynamic Monitoring of High Risk Patients to Improve Outcome. Seminars in Anesthesia, Perioperative Medicine and Pain, Vol 18, No1 (March), 1999: pp 73-70
Shoemaker WC, Wo CJ, Thangathurai D, Velmahos G, Belzberg H, Asensio J, Demetriades D.
Hemodynamic patterns of survivors and Nonsurvivors during High Risk Elective Surgical Operations
. World J. Surg. 23,1264-1271,1999-
Shoemaker WC, Thangathurai D, Wo CJ, Kuchta K, Canas M, Sullivan MJ, et al
Interoperative evaluation of tissue perfusion in high risk patients by invasive and noninvasive hemodynamic monitoring
: Crit Care Med 1999, Vol 27, No 10: 2147:2151
Von Rueden KT, Turner MA,
Advances in continuos, noninvasive hemodynamic surveillance
. Crit Care Nurs Clin North Am. 1999;11(1):63-75
Velmahos GC, WO CJ, Demetriades D, Murray JA, Cornwell EE.
Invasive and Noninvasive monitoring of Blunt Trauma in the Early Period After Emergency Admission
. Int Surg 1999;84
Milzman DP, Hogan C, Zlindenny A, Battiata A. Utility of Thoracic Impedance to Evaluate Chest Radiographic Changes in Acute Heart Failure Patients. 1999, Society of Critical Care Medicine 28th Symposium ,San Francisco
Velmahos GC, Shoemaker WC, Wo CC, Demetriades D.
Physiologic monitoring of circulatory dysfunction in patients with severe head injuries
. World J Surg. 1999 Jan;23(1):54-8.
Shoemaker WC, Sullivan MJ, Wo CJ: Hemodynamic Evaluation and Management of Acute Illnesses in the Emergency Department. Resuscitation and Medical Emergencies. Textbook of Critical Care1999:1: 258-272
Shoemaker WC, Wo CJ. Circulatory Effects of Whole Blood, Packed Red Cells, Albumin, Starch, and Crystalloids in Resuscitation of Shock and Acute Critical Illness. Vox Sanguinis 1998: 74 (Suppl. 2): 69-74)
Ventura HO, Smart FW, Stapleton DD, Greenlee Y. Reproducibility of Postural Hemodynamic Responses by Transthoracic Electrical Bioimpedance in HF Patients. Heart Failure Society of America 2nd Annual Meeting, Boca Raton, FL 1998, 114
Milzman DP, Batiatta A, Zlidenny A, et al. Noninvasive cardiac output monitoring improves the acute rescitation of congestive heart failure in the E.D. beyond Vital Signs. Crit Care Med 1998;26(1):A62
Milzman DP, Hogan C, Zlindenny A. Utility of Thoracic Impedance to Evaluate Chest Radiographic Changes in Acute Heart Failure Patients in the Emergency Department J Card Fail, 1998;4(3)(suppl 1):37
Nicholls T, Shoemaker WC. Recent Advances In Hemodynamic Monitoring and Management of Emergency Critically Ill Patients, Current Opinion in Critical Care 1998, 4:168-176
Velmahos GC, WO CJ, Demetriades D, Bishop MH.
Invasive and Noninvasive Hemodynamic Monitoring of Patients with Cerebrovascular Accidents
. Western Journal of Medicine 1998:169:1
Shoemaker WC, Belzberg H, Wo CCJ, Milzman D, Pasquale MD:
Multicenter Study of Noninvasive Monitoring Systems as Alternatives to Invasive Monitoring of Acutely Ill Emergency Patients
. Chest. 1998 114;6: 1643-1651
Deblock H, Roy R, Shah D Morley J, Socaris, Clark R. A Comparision of Thoracic Bioimpedance with Thermodilution Cardiac Output During and After Abdominal Aneurysm Repair. Critical Care Medicine. 1997;25:A247.
Thangathurai D, Charbonnet C, Roessler P, et al:
Continuous intraoperative noninvasive cardiac output monitoring using a new thoracic bioimpedance device
. Journal of Cardiothoracic and Vascular Anesthesia. June 1997; 440-444.
Milzman D, Samaddar R, Samaddar K, Morissey J, Moscowitz L. Body Habitus in Acute Heart Failure Patients: Obesity predicts Improved Outcomes. . Critical Care Medicine. 1997;25:A97.
Milzman D, Hen C, Hogan C, et al: Continuous, noninvasive cardiac output monitoring quantifies acute congestive heart failure in the ED. Critical Care Medicine. 1997;25:A47.
Koener A, Barzotta A, Lipman G, et al: Screening for coronary artery disease with impedance cardiography. Critical Care Medicine. 1997;25:A47.
Grayce A, Schwartzberg S, Campbell A, et al: noninvasive impedance cardiography in the measurement of cardiac output. Critical Care Medicine. 1997;25: A54.
Oxygen transport and oxygen metabolism in shock and critical illness. Invasive and noninvasive monitoring of circulatory dysfunction and shock
. Crit Care Clin. 1996 Oct;12(4):939-69.
Thangathurai D, Charbonnet C, Wo CCJ, et al:
Intraoperative Maintenance of tissue perfusion prevents ARDS
. New Horiz 1996; 4: 466-474.
Shoemaker WC, Wo CCJ, Demetriades D, et al:
Early physiologic patterns of acute illness and accidents: Toward a concept of circulatory dysfunction and shock based on invasive and noninvasive hemodynamic monitoring
. New Horiz 1996; 4: 395-412.
Temporal physiologic patterns of shock and circulatory dysfunction based on early descriptions by invasive and noninvasive monitoring
. New Horiz. 1996 May;4(2):300-18.
Shoemaker WC, Wo CCJ, Bishop MH, Thangathurai D, Patil RS:
Noninvasive Hemodynamic Monitoring of Critical Patients in the Emergency Department
. Acad. Emerg. Med. 1996;3: 675-681.
Shoemaker WC, Wo CCJ, Bishop M, et al: Noninvasive physiologic monitoring of high-risk surgical patients. Arch Surg. 1996; 131:732-737.
Roessler P, Thangathurai D, Wo CCJ, Yoshida R, et al: Intraoperative use of continuous cardiac output monitoring in high-risk surgical patients. Critical Care Medicine.1996;24:
Patil R, Jafar A, Shoemaker WC:
Application of an artificial intelligence program to therapy of high risk surgical patients
. New Horizons. 1996; 541-550.
Milzman D, Hen C, Hogan C, et al: Continuous noninvasive cardiac monitoring quantifies severity of CHF in the emergency department. Academy Emergency Medicine. 1996;3: 414.
Frantz A: Home cardiac monitoring and technology. High-Tech Home Care Manual. Aspen Publishers, Rockville, MD. 1996; Chapter 19: 1-18.
Bishop M, Shoemaker WC, Shuleshko J, Wo CCJ:
Noninvasive monitoring in gunshot wound victims
. Academic Emergency Medicine. 1996;7:682-688.
Asensio JA, Demetriades D, Berne TV, Shoemaker WC.
Invasive and noninvasive monitoring for early recognition and treatment of shock in high-risk trauma and surgical patients
. Surg Clin North Am. 1996 Aug;76(4):985-97.
Asenio J, Demetriades D, Berne T, Shoemaker WC: Invasive and noninvasive monitoring for early recognition and treatment of shock in high-risk trauma and surgical patients. Complex and Challenging Problems in Trauma Surgery. 1996;985-997.
Shoemaker WC, Peitzman AB, Bellamy R, Bellomo R, Bruttig SP, Capone A, Dubick M, Kramer GC, McKenzie JE, Pepe PE, Safar P, Schlichtig R, Severinghaus JW, Tisherman SA, Wiklund L.Department of Emergency Medicine, King/Drew Medical Center, Los Angeles, CA 90059, USA.
Resuscitation from severe hemorrhage
. Crit Care Med 1996 Feb;24(2 Suppl):S12-23
Wo CCJ, Shoemaker WC, Bishop MH, Wang X, Patil RS, Thagathurai D: Noninvasive estimations of cardiac output and circulatory dynamics in critically ill patients. Current Opinion in Crit.Care.1995;1: 211-218.
Wang X, Sun HH, Van De Water JM.
Time-frequency distribution technique in biological signal processing
. Biomed.Instrumen.Tech.1995;20: 203-212.
Van De Water J, Wang X. Development and evaluation of a new impedance cardiograph. J.Clin.Engin. 1995;20: 218-223.
Stegall WC, O’Donnell MB, Suit CT, Ramsey MAE, Rymell TA, Marcel RJ. Comparison of cardiac indices obtained by thermodilution and bioimpedance during orthotopic liver transplantation. Abstract: Am.Soc.Anes. Meeting, Oct. 1995.
Shoemaker WC, Wo CCJ, Bishop MH, et al: Physiological monitoring: Invasive and non-invasive monitoring of patients with gunshot wounds. Med.Focus Internat. 1995;2: 12-19.
Pappas CG, Wang X, Connolly RJ, Schwaitzberg SD:
Impedance cardiography in the measurement of cardiac output: Studies in rabbits
. J.Surg.Res. 1995;59:504-510.
O’Donnell MB, Suit CT, Stegall WC, et al: Assessment of hemodynamics using bioimpedance during reperfusion in orthotopic liver transplantation. Anesthesiology. October 1995.
Marcel RJ, O’Donnell MB, Stegall WC, et al: Long term hemodynamic changes in orthotopic liver transplant patients. Abstract-Am. Soc. Anes. Meeting. October 1995.
. X. Wang, H. Sun and Van De Water, “
An Advanced Signal Processing Technique for Impedance Cardiography
,” IEEE Trans. on EMBS, Vol. 42, pp. 224-230, Feb. 1995
Shoemaker WC: Shock Syndromes as Reperfusion Injuries, Pathysiology, Hemodynamic and Oxygen Transport Patterns, Outcome Prediction, and Therapy. Reperfusion Injuries and Clinical Capillary Leak Syndrome, Armonk, NY: Futura Publishing Company 1994
Smith M: Noninvasive hemodynamic monitoring with thoracic electrical bioimpedance. Crit Care Nurse. 1994; 56-59.
Pathophysiology, monitoring, and therapy of acute circulatory problems
. Crit Care Nurs Clinics N Amer 1994; 6: 295-307.
Shoemaker WC. Critical Care Research in the 1990’s: How our perceptions effect creativity. Critical Care Medicine. June 1994; 1040-1043.
Paz R, Al-Dhaheri S, Sun HH, Hrebien L: Hemodynamic responses to varying postural stress. Proceedings of the 1994 20th Annual Northeast Bioengineering Conference. Springfield, MA. March 1994.
Shoemaker WC, Wo CCJ, Bishop MH, Appel PA, Van de Water JM, Harrington GR, Wang X, Patil RS:
Multicenter trial of a new thoracic electrical bioimpedance device for cardiac output estimation
. Crit. Care. Med. 1994; 22: 1907-1912.
Al-Dhaheri S, Sun HH, Paz R, et al: Study of the effect of postural stress on cardiac function by a few impedance cardiography systems. Abstract- World congress on Medical and Physics Biomedical Engineering. Rio de Janeiro, Brazil 1994.
Al-Dhaheri S, Paz R, Sun HH, et al: Cardiac Response to postural changes measured noninvasively by cardiac impedance. Proceedings from the 13th Southern Biomedical Engineering Conference. Washington, DC April 1994.
Wang X, Van De Water J, Sun H, et al: Hemodynamic monitoring by impedance cardiography with an improved signal processing technique. Proceedings IEEE Eng Med and Biolog. 1993; 15:699.
Westerband A, Van De Water JM, Amzallag M, et al:
Cardiovascular changes during laparoscopic cholecystectomy
. Surgery. 1992; 175: 535-538.
H Sun Sun and Van De Water, “Editorial for the Special Issue on Recent Advances in Impedance Cardiography,” Annals of Biomed. Eng., Vol. 17, pp. 457-458, 1989
Wang X, Sun H, Adamson, et al: An impedance cardiography system: A new design. Annals of Biomedical Engineering. 1989; 17:535-556.
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