Dynamic characterization and hemodynamic effects of pulmonary waves in fetal lambs using cardiac extrasystoles and beat-by-beat wave intensity analysis

American Journal of Physiology - Regulatory Integrative and Comparative Physiology

Volumn 297, Issue 2, 2009, Pages

  Smolich, Joseph J ^a,b,c   Mynard, Jonathan P ^a,b   Penny, Daniel J ^a,b,c  

^a MURDOCH CHILDREN'S RESEARCH INSTITUTE   (Australia)

^b UNIVERSITY OF MELBOURNE   (Australia)

^c ROYAL CHILDREN'S HOSPITAL   (Australia)

Author keywords

Fetal pulmonary blood flow; Fetal pulmonary blood pressure; Post extrasystolic potentiation

Indexed keywords

ANIMAL CELL; ANIMAL TISSUE; ARTICLE; CONTROLLED STUDY; EXTRASYSTOLE; FETUS; HEART RIGHT VENTRICLE EJECTION FRACTION; HEART VENTRICLE CONTRACTION; HEMODYNAMICS; LAMB; LUNG ARTERY PRESSURE; LUNG BLOOD FLOW; LUNG BLOOD VESSEL; LUNG HEMODYNAMICS; LUNG VASOCONSTRICTION; NONHUMAN; PRIORITY JOURNAL; PULMONARY ARTERY; PULMONARY VALVE;

ANIMALS; BLOOD FLOW VELOCITY; BLOOD GAS ANALYSIS; BLOOD PRESSURE; CARDIAC COMPLEXES, PREMATURE; FEMALE; FETUS; HEART RATE; HEMODYNAMICS; PREGNANCY; PULMONARY ARTERY; PULMONARY CIRCULATION; SHEEP; VENTRICULAR FUNCTION, RIGHT;

EID: 68049106369     PISSN: 03636119     EISSN: 15221490     Source Type: Journal    
DOI: 10.1152/ajpregu.00174.2009     Document Type: Article

References (47)

1. Anderson DF, Bissonnette JM, Faber JJ, Thornburg KL. Central shunt flows and pressures in the mature fetal lamb. Am J Physiol Heart Circ Physiol 241: H60-H66, 1981.
2. Anderson PA, Glick KL, Manring A, Crenshaw C Jr. Developmental changes in cardiac contractility in fetal and postnatal sheep: in vitro and in vivo. Am J Physiol Heart Circ Physiol 247: H371-H379, 1984.
3. Attinger EO. Pressure transmission in pulmonary arteries related to frequency and geometry. Circ Res 12: 623-641, 1963.
4. Bleasdale RA, Parker KH, Jones CJ. Chasing the wave. Unfashionable but important new concepts in arterial wave travel. Am J Physiol Heart Circ Physiol 284: H1879-H1885, 2003.
5. Cooper MW. Postextrasystolic potentiation. Do we really know what it means and how to use it? Circulation 88: 2962-2971, 1993.
6. Courtois M, Barzilai B, Hall AF, Ludbrook PA. Postextrasystolic left ventricular isovolumic pressure decay is not monoexponential. Cardiovasc Res 35: 206-216, 1997.
7. D'Angelo G, Davis MJ, Meininger GA. Calcium and mechanotransduction of the myogenic response. Am J Physiol Heart Circ Physiol 273: H175-H182, 1997.
8. Davies JE, Whinnett ZI, Francis DP, Manisty CH, Aguado-Sierra J, Willson K, Foale RA, Malik IS, Hughes AD, Parker KH, Mayet J. Evidence of a dominant backward-propagating "suction" wave responsible for diastolic coronary filling in humans, attenuated in left ventricular hypertrophy. Circulation 113: 1768-1778, 2006.
9. Davies JM, Tweed WA. The regional distribution and determinants of myocardial blood flow during asphyxia in the fetal lamb. Pediatr Res 18: 764-767, 1984.
10. Evans AM, Osipenko ON, Haworth SG, Gurney AM. Resting potentials and potassium currents during development of pulmonary artery smooth muscle cells. Am J Physiol Heart Circ Physiol 275: H887-H899, 1998.
11. Fineman JR, Soifer SJ, Heymann MA. Regulation of pulmonary vascular tone in the perinatal period. Annu Rev Physiol 57: 115-134, 1995.
12. Grant DA, Hollander E, Skuza EM, Fauchere JC. Interactions between the right ventricle and pulmonary vasculature in the fetus. J Appl Physiol 87: 1637-1643, 1999.
13. 2+-dependent action potentials in small pulmonary arteries of the cat. J Appl Physiol 59: 1389-1393, 1985.
14. Hollander EH, Wang JJ, Dobson GM, Parker KH, Tyberg JV. Negative wave reflections in pulmonary arteries. Am J Physiol Heart Circ Physiol 281: H895-H902, 2001.
15. Jones CJ, Sugawara M, Kondoh Y, Uchida K, Parker KH. Compression and expansion wavefront travel in canine ascending aortic flow: wave intensity analysis. Heart Vessels 16: 91-98, 2002.
16. Karliner JS, LeWinter MM, Mahler F, Engler R, O'Rourke RA. Pharmacologic and hemodynamic influences on the rate of isovolumic left ventricular relaxation in the normal conscious dog. J Clin Invest 60: 511-521, 1977.
17. Khir AW, Henein MY, Koh T, Das SK, Parker KH, Gibson DG. Arterial waves in humans during peripheral vascular surgery. Clin Sci (Lond) 101: 749-757, 2001.
18. Khir AW, O'Brien A, Gibbs JS, Parker KH. Determination of wave speed and wave separation in the arteries. J Biomech 34: 1145-1155, 2001.
19. Khir AW, Parker KH. Measurements of wave speed and reflected waves in elastic tubes and bifurcations. J Biomech 35: 775-783, 2002.
20. Khir AW, Zambanini A, Parker KH. Local and regional wave speed in the aorta: effects of arterial occlusion. Med Eng Phys 26: 23-29, 2004.
21. Kirkpatrick SE, Naliboff J, Pitlick PT, Friedman WF. Influence of poststimulation potentiation and heart rate on the fetal lamb heart. Am J Physiol 229: 318-323, 1975.
22. Koh TW, Pepper JR, DeSouza AC, Parker KH. Analysis of wave reflections in the arterial system using wave intensity: a novel method for predicting the timing and amplitude of reflected waves. Heart Vessels 13: 103-113, 1998.
23. Kolb B, Rotella DL, Stauss HM. Frequency response characteristics of cerebral blood flow autoregulation in rats. Am J Physiol Heart Circ Physiol 292: H432-H438, 2007.
24. Levin DL, Rudolph AM, Heymann MA, Phibbs RH. Morphological development of the pulmonary vascular bed in fetal lambs. Circulation 53: 144-151, 1976.
25. Lewis AB, Heymann MA, Rudolph AM. Gestational changes in pulmonary vascular responses in fetal lambs in utero. Circ Res 39: 536-541, 1976.
26. Lipsett J, Hunt K, Carati C, Gannon B. Changes in the spatial distribution of pulmonary blood flow during the fetal/neonatal transition: an in vivo study in the rabbit. Pediatr Pulmonol 6: 213-222, 1989.
27. Mynard J, Penny DJ, Smolich JJ. Wave intensity amplification and attenuation in non-linear flow: Implications for the calculation of local reflection coefficients. J Biomech 41: 3314-3321, 2008.
28. Ovadia B, Bekker JM, Fitzgerald RK, Kon A, Thelitz S, Johengen MJ, Hendricks-Munoz K, Gerrets R, Black SM, Fineman JR. Nitric oxide-endothelin-1 interactions after acute ductal constriction in fetal lambs. Am J Physiol Heart Circ Physiol 282: H862-H871, 2002.
29. Parker KH. An introduction to wave intensity analysis. Med Biol Eng Comput 47: 175-188, 2009.
30. Parker KH, Jones CJ. Forward and backward running waves in the arteries: analysis using the method of characteristics. J Biomech Eng 112: 322-326, 1990.
31. Penny DJ, Mynard JP, Smolich JJ. Aortic wave intensity analysis of ventricular-vascular interaction during incremental dobutamine infusion in adult sheep. Am J Physiol Heart Circ Physiol 294: H481-H489, 2008.
32. Rairigh RL, Parker TA, Ivy DD, Kinsella JP, Fan ID, Abman SH. Role of inducible nitric oxide synthase in the pulmonary vascular response to birth-related stimuli in the ovine fetus. Circ Res 88: 721-726, 2001.
33. Rakebrandt F, Palombo C, Swampillai J, Schon F, Donald A, Kozakova M, Kato K, Fraser AG. Arterial wave intensity and ventricular-arterial coupling by vascular ultrasound: rationale and methods for the automated analysis of forwards and backwards running waves. Ultrasound Med Biol 35: 266-277, 2009.
34. Ramsey MW, Sugawara M. Arterial wave intensity and ventriculo-arterial interaction. Heart Vessels Suppl 12: 128-134, 1997.
35. Reller MD, Morton MJ, Reid DL, Thornburg KL. Fetal lamb ventricles respond differently to filling and arterial pressures and to in utero ventilation. Pediatr Res 22: 621-626, 1987.
36. Rudolph AM. Congenital Diseases of the Heart: Clinical, Physiologic Considerations in Diagnosis and Management. Chicago, IL: Year Book Publishers, 1974.
37. Rudolph AM. Distribution and regulation of blood flow in the fetal and neonatal lamb. Circ Res 57: 811-821, 1985.
38. Rudolph AM. Fetal and neonatal pulmonary circulation. Annu Rev Physiol 41: 383-395, 1979.
39. Rudolph AM. Organization and control of the fetal circulation. In: The Physiological Development of the Fetus and Newborn, edited by Jones CT and Nathanielsz PW. London: Academic, 1985, p. 343-353.
40. Rudolph AM, Heymann MA. Circulatory changes during growth in the fetal lamb. Circ Res 26: 289-299, 1970.
41. Smolich JJ. NO modulates fetoplacental blood flow distribution and whole body oxygen extraction in fetal sheep. Am J Physiol Regul Integr Comp Physiol 274: R1331-R1337, 1998.
42. Smolich JJ, Cox HS, Eisenhofer G, Esler MD. Increased spillover and reduced clearance both contribute to rise in plasma catecholamines after birth in lambs. Am J Physiol Heart Circ Physiol 270: H668-H677, 1996.
43. Smolich JJ, Mynard JP, Penny DJ. Simultaneous pulmonary trunk and pulmonary arterial wave intensity analysis in fetal lambs: evidence for cyclical, midsystolic pulmonary vasoconstriction. Am J Physiol Regul Integr Comp Physiol 294: R1554-R1562, 2008.
44. Smolich JJ, Soust M, Berger PJ, Walker AM. Indirect relation between rises in oxygen consumption and left ventricular output at birth in lambs. Circ Res 71: 443-450, 1992.
45. Somlyo AP, Somlyo AV. Signal transduction and regulation in smooth muscle. Nature 372: 231-236, 1994.
46. Wang Z, Jalali F, Sun YH, Wang JJ, Parker KH, Tyberg JV. Assessment of left ventricular diastolic suction in dogs using wave-intensity analysis. Am J Physiol Heart Circ Physiol 288: H1641-H1651, 2005.
47. Yoshizawa Y, Shimizu R, Kasuda H, Akazawa S, Nemoto K, Ishii R, Inoue S. The influence of ventricular extrasystoles and postextrasystoles on cardiovascular dynamics in anesthetized dogs. J Anesth 3: 65-73, 1989.