- Modelling of Elastic Blood Vessel under the Pulsatile Flow
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Suh SH, Roh HW, Yoo SS, Kim DI, Lee BB
- KMID: 2096765
- J Korean Soc Vasc Surg.
- 1999 Nov;15(2):213-217.
PURPOSE: Characteristics of pulsatile flow in 3-dimensional arterial geometry and elastic vessel wall should be investigated in order to understand the physiological blood flow in human body. In this study,... -
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- PID controller design to generate pulsatile flow rate for in vitro experimental studies of physiological flows
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Najjari MR, Plesniak M
- KMID: 2397936
- Biomed Eng Lett.
- 2017 Nov;7(4):339-344.
- doi: 10.1007/s13534-017-0049-9
Producing accurate pulsatile flow rates is essential for many in vitro experimental studies in biofluid dynamics research. A controller system was developed to control a flow loop to produce easily... -
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- Comparison of Pulsatile and Non-Pulsatile Extracorporeal Circulation on the Pattern of Coronary Artery Blood Flow
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Son HS, Fang YH, Hwang Z, Min BJ, Cho JH, Park SM, Lee SH, Kim KT, Sun K
- KMID: 2393739
- Korean J Thorac Cardiovasc Surg.
- 2005 Feb;38(2):101-109.
BACKGROUND: In sudden cardiac arrest, the effective maintenance of coronary artery blood flow is of paramount importance for myocardial preservation as well as cardiac recovery and patient survival. The purpose... -
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- Visualization of Pulsatile Flow of the Blood Substitute Fluids Using the Particle Image Velocimetry
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Suh SH, Roh HW, Yoo SS, Kim DI, Lee BB
- KMID: 2096764
- J Korean Soc Vasc Surg.
- 1999 Nov;15(2):205-212.
PURPOSE: The objective of the present study is to investigate the steady and pulsatile flow phenomena of the blood substitute fluids in the circular and bifurcated vessels numerically and experimentally.... -
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- Effect of Pulsatile Versus Nonpulsatile Blood Flow on Renal Tissue Perfusion in Extracorporeal Circulation
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Kim HK, Son HS, Fang YH, Park SY, Kim KT, Sun K, Kim HJ
- KMID: 2393753
- Korean J Thorac Cardiovasc Surg.
- 2005 Jan;38(1):13-22.
BACKGROUND: It has been known that pulsatile flow is physiologic and more favorable to tissue perfusion than nonpulsatile flow. The purpose of this study is to directly compare the effect... -
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- A Study of Doppler Waveform Using Pulsatile Flow Model
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Chung HW, Chung MJ, Park JH, Chung JW, Lee DH, Min BG
- KMID: 2201482
- J Korean Radiol Soc.
- 1997 Aug;37(2):225-232.
PURPOSE: Through the construction of a pulsatile flow model using an artificial heart pump and stenosis to demonstrate triphasic Doppler waveform, which simulates in vivo conditions, and to evaluate the... -
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- Oral Administration of Cilostazol Increases Ocular Blood Flow in Patients with Diabetic Retinopathy
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Hwang DJ, Shin JY, Yu HG
- KMID: 2373468
- Korean J Ophthalmol.
- 2017 Apr;31(2):123-131.
- doi: 10.3341/kjo.2017.31.2.123
PURPOSE: To investigate the effect of cilostazol on ocular hemodynamics and to determine whether the administration of cilostazol increases the ocular blood flow in patients with diabetic retinopathy. METHODS: This prospective... -
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- Computed numerical analysis of the biomechanical effects on coronary atherogenesis using human hemodynamic and dimensional variables
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Lee BK, Kwon HM, Kim D, Yoon YW, Seo JK, Kim IJ, Roh HW, Suh SH, Yoo SS, Kim HS
- KMID: 711542
- Yonsei Med J.
- 1998 Apr;39(2):166-174.
- doi: 10.3349/ymj.1998.39.2.166
The objectives of this investigation were to evaluate biomechanical factors in the atherosclerotic process using human in vivo hemodynamic parameters and computed numerical simulation qualitatively and quantitatively. The three-dimensional spatial... -
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- Application of the Pulsatile Cardiopulmonary Bypass in Animal Model
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Shin HK, Won YS, Lee JY, Her K, Yeum Y, Kim SC, Min BG
- KMID: 1885884
- Korean J Thorac Cardiovasc Surg.
- 2004 Jan;37(1):1-10.
BACKGROUND: Currently, the cardiopulmonary machine with non-pulsatile pumps, which are low in internal circuit pressure and cause little damage to blood cells, is widely used. However, a great number of... -
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- The Usefulness of Pulsatile Flow Detection in Measuring Resistive Index in Renal Doppler US
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Kim SH
- KMID: 1758446
- Korean J Radiol.
- 2002 Mar;3(1):45-48.
- doi: 10.3348/kjr.2002.3.1.45
OBJECTIVE: To assess the usefulness of pulsatile flow detection (PFD), a newly developed function of color Doppler US, in measuring resistive index (RI) in renal Doppler US and to compare... -
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- Pulsatile Ocular Blood Flow in Healthy Koreans
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Kim SK, Cho BJ, Hong S, Kang SY, Kim JS, Kim CY, Seong GJ
- KMID: 1107484
- Korean J Ophthalmol.
- 2008 Mar;22(1):6-9.
- doi: 10.3341/kjo.2008.22.1.6
PURPOSE: To determine the normal reference range of pulsatile ocular blood flow (POBF) values in healthy Korean subjects and to find out the factors that may affect them. METHODS:... -
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- The Effect of Pulsatile Versus Nonpulsatile Blood Flow on Viscoelasticity and Red Blood Cell Aggregation in Extracorporeal Circulation
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Ahn CB, Kang YJ, Kim MG, Yang S, Lim CH, Son HS, Kim JS, Lee SY, Son KH, Sun K
- KMID: 2285801
- Korean J Thorac Cardiovasc Surg.
- 2016 Jun;49(3):145-150.
- doi: 10.5090/kjtcs.2016.49.3.145
BACKGROUND: Extracorporeal circulation (ECC) can induce alterations in blood viscoelasticity and cause red blood cell (RBC) aggregation. In this study, the authors evaluated the effects of pump flow pulsatility on... -
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- Treatment of Advanced Heart Failure: Beyond Medical Treatment
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Choi JO
- KMID: 2263519
- Korean J Med.
- 2012 Jun;82(6):658-666.
During last 2 decades, advance in the mechanical circulatory support has altered the management of end-stage heart failure and cardiogenic shock. This includes percutaneous mechanical support devices such as extracorporeal... -
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- Clinical Applications of Cine MR
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Song KY, Ha YI, Kang DS, Park JH, Choi SW
- KMID: 2067547
- J Korean Neurosurg Soc.
- 1998 Jun;27(6):808-814.
Evaluation of intracranial CSF flow was accomplished by the use of cine MR technique. In the cine MR, there were two methods of evaluation in CSF flow pattern. Qualitative and... -
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- The Comparative Study of on Pump CABG during Pulsatile (T-PLS(TM)) and Nonpulsatile (Bio-pump(TM)) Perfusion
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Park YW, Her K, Lim JU, Shin HK, Won YS
- KMID: 2289160
- Korean J Thorac Cardiovasc Surg.
- 2006 May;39(5):354-358.
BACKGROUND: Pulsatile pumps for extracorporeal circulation have been known to be better for tissue perfusion than non-pulsatile pumps but be detrimental to blood corpuscles. This study is intended to examine... -
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- A Comparative Study of Nonpulsatile and Pulsatile Perfusion on Hemodynamics and Renal Function Centered on the patients undergoing coronary artery bypass grafting with cardiopulmonary bypass
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Shim YH, Lee HH, Lee CS, Park JH, Hong YW, Kwak YL
- KMID: 2091571
- Korean J Anesthesiol.
- 2000 Dec;39(6):811-817.
- doi: 10.4097/kjae.2000.39.6.811
BACKGROUND: It has been widely believed that pulsatile flow was better than nonpulsatile flow. However it remains uncertain whether pulsatile perfusion has shown substantive clinical improvement compared to standard, nonpulsatile... -
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- MR Angiography of Stenosis and Aneurysm Models in the Pulsatile Flow: Variation with Imaging Parameters and Concentration of Contrast Media
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Park KJ, Park JH, Lee HJ, Won HJ, Lee DH, Min BG, Chang KH
- KMID: 2025466
- J Korean Radiol Soc.
- 1997 Nov;37(5):801-811.
PURPOSE: The image quality of magnetic resonance angiography (MRA) varies according to the imaging techniques applied and the parameters affected by blood flow patterns, as well as by the shape... -
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- Evaluation of Factors Affecting the Renal Doppler Waveform with the Use of an Electrical Circuit Model
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Sung CK, Han BS, Kim SH
- KMID: 1472119
- J Korean Soc Ultrasound Med.
- 2009 Jun;28(2):75-82.
PURPOSE: We have evaluated the influence of several variables such as vascular compliance and resistance and heart rate on the resistive index by the use of an electrical circuit model... -
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- Factors influencing the renal arterial Doppler waveform: a simulation study using an electrical circuit model (secondary publication)
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Sung CK, Han BS, Kim SH
- KMID: 2382021
- Ultrasonography.
- 2016 Jan;35(1):69-77.
- doi: 10.14366/usg.15056
PURPOSE: The goal of this study was to evaluate the effect of vascular compliance, resistance, and pulse rate on the resistive index (RI) by using an electrical circuit model to... -
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- Orbital Doppler Evaluation of Blood Flow Velocities in Optic Neuritis
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Karami M, Janghorbani M, Dehghani A, Riahinejad M
- KMID: 1364865
- Korean J Ophthalmol.
- 2012 Apr;26(2):116-122.
- doi: 10.3341/kjo.2012.26.2.116
PURPOSE: To evaluate orbital blood flow velocities and optic nerve diameter with Doppler and gray-scale sonography in patients with acute unilateral optic neuritis (ON). METHODS: Orbital Doppler and gray-scale sonography was... -
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