World Congress on Medical Physics and Biomedical Engineering September 7 - 12, 2009 Munich, Germany (eBook)

IFMBE 25/VII 1
Preface 5
Table of Contents 8
Sodium profiling, but not cold dialysate, improves the absolute plasma refill rateduring hemodialysis, measured by computer-guided, algorithm-controlledultrafiltration 25
Phase/Magnitude Retrieval Algorithms in Electrical Bioimpedance Spectroscopy 29
An enhanced optical method for measuring concentration of uric acid removedduring dialysis 33
System Structure and Control Properties of Cardiovascular Regulation:Significance for the Artificial Heart 37
Medical Device Alarms – The Clinician 41
Remote Patient Monitoring – Return on Investment 43
Innovative Acoustic Biofeedback Interventions for Hypertension 47
Development of Remote Monitoring System for Deep Freezer 51
Antimicrobial activity of Beta-Thujaplicin (Hinokitiol) on heterotrophic bacteriaisolated from Reverse Osmosis water using for the preparation ofHemodialysis fluids 54
From Experimental Investigations with Laser Bio-Photometry to Statistical ModelsApplied for the Normal and Pathological Tissue 58
Technology of Automated Medical Diagnostics Using Fuzzy Linguistic Variablesand Consensus Ranking Methods 62
Measuring of uremic substances in dialysate by visible ultraviolet spectroscopy 66
An adaptive controller for noisy pressure controlled ventilation 74
Distributed Model for Fluid Flow Driven by Hydrostatic and Osmotic Pressuresduring Peritoneal Dialysis 78
Medical Device Alarms – The Statistician 82
Total Body Water Changes Using Segmental Bioimpedance in Healthy Populationwith Similar Anthropometry 84
8-Patient ECG Telemetry System Intended for Cardiac Rehab 88
Measurement System for Surface Electromyogram and Handgrip ForceBased on LabVIEW 91
Detecting Narcotic Usage Using Surface-Enhanced Raman Spectroscopyon Saliva Samples 95
Implementation of a semi-digital automatic control loop for control of hot wireanemometers particularly for use in mobile spirometry 99
Probe Pressure Optimization In Bio-impedance Spectroscopy 102
A Method to Create Resource Consumption Profiles for Biomedical Equipment 105
Comparison of Rectangular Wave Excitations in Broad Band ImpedanceSpectroscopy for Microfluidic Applications 109
Development of a Portable Impedance Tomography System (PITS) 113
Parasitic capacitances in the installation of IT grounding systems for operationrooms, ICUs and hemodynamics centers 117
Internal filtration induces severe concentration of blood cells inside hollow-fiberdialysis membrane at the start of postdilution hemodiafiltration 121
Implementation of the Multiprocessing in a Central Monitoring Station with 16Patient Monitors 124
Automated Wearable Artificial Kidney (AWAK): A Peritoneal Dialysis Approach 128
Neurophysiological Monitoring - the Engineer 132
Neurophysiological Monitoring - the Clinician 133
Phonocardiographic Classification of Mechanical Heart Valves Using ArtificialNeural Networks 134
Checking electric safety in patient care vicinity 138
In Vivo Validation of an Automatic Controlled Extracorporeal Membrane Oxygenator 142
Continuous Hand-to-Foot and Segmental Bioimpedance SpectroscopyMeasurements within a Period of Five Days 146
A New Sensory Device and Optimal Position for Monitoring HR/RR during Sleep 150
Resistivities of the live monkey skulls 154
Disinfection of Surgical Materials Using Photo-Activated Tolonium Chloride 157
Directed Transesophageal Left Atrial and Left Ventricular Electrocardiography inEvaluation of Interatrial and Interventricular Delay in Patients with Heart Failure 161
Transoesophageal electrical bioimpedance measurements of the heart in humans 165
Instrument towards Faster Diagnosis and Treatment of Prostate Cancer –Resonance Sensor Stiffness Measurements on Human Prostate Tissue in vitro 169
A Body Sensor Network Based Support System for Automated BioimpedanceSpectroscopy Measurements 173
Basic Air-cooling Fuzzy Control System for Brain Hypothermia 177
Label-free detection of ischemic effects on the cardiomyocytes by impedancespectroscopy 181
Electrical Responses by Acupuncture Stimulation for Electrical Grounding andInsulation Conditions 185
A Novel Impedimetric Based Screening System for Label-Free Detection of TauHyperphosphorylation in Human Cells 189
Impedimetric Detection of Transient Receptor Potential (TRP) Channel Activity 193
Prediction of Dialysis-induced Hypotension 197
SmartHEALTH: preliminary results of an electrochemical measurement using amicrofluidic-based cancer diagnostic instrument 201
An improved right sided electrical impedance method to monitor pulmonary edema 205
Flow Controlled Micropumps - Closing the Gap towards Medical Applications 207
Development of MR active contrast agents via Parahydrogen Induced Polarization 211
MOVISHOW: Telemetry Software to Process ECG Signals of Multiple Patients inRehabilitation 214
Study on Electric Field Environmental Design for Hospitals by UtilizingElectromagnetic Environment Simulation System 218
An analysis of frequency components of shunt murmurfor diagnosing shunt stenoses in hemodialysis 220
A study on oculogyration evaluating system for objective diagnosisof the Alzheimer type dementia 222
Evaluation of Distal Ureter Peristalsis by Multichannel Impedance Monitoring inPatients with Renal and Ureteral Stones 226
Using an Electrical Bio-Impedance Method to Detect and Evaluate Gastric Motilityfor Erosive Gastritis Patients 230
Design Multiparameter Anaesthesia Depth Monitor SystemRan Qiming, Wang Wei, Hu Na, Guan Fangyong, Li Zhangyong 234
Fully Implantable Blood Pressure System: Implantation Experiences 238
On using impedance cardiography for estimation of central blood pressure 242
Recording of DC-MEG and peripheral signals in stroke patients 246
A tool for establishing dry weight in hemodialysis patients. All patients ? 249
Photosensitization Reaction-Induced Electrophysiological Response of MyocardialCells Dependent on Subcellular Photosensitizer Distribution 253
NUTRITIONAL STATUS AND RISK OF DEATH IN MAINTENANCE HAEMODIALYSIS PATIENTS CAN BE ASSESSED BY MEANS OF ELECTRICAL BODY IMPEDANCE ANALYSIS 256
EVALUATION OF GLOMERULAR FILTRATION RATE IN END-STAGE RENAL DISEASEPATIENTS: OLD AND NEW PREDICTION FORMULAS 260
Spectral Analysis of diffuse reflectance spectroscopic dataof various skin conditions 264
Quality of reporting of bioelectrical impedance analysis (BIA) studies evaluating body fluid volumes: the need for standardization 268
Hematocrit Measurement – A high precision on-line measurement system based onimpedance spectroscopy for use in hemodialysis machines 271
Evaluation of electrodes for impedance spectroscopyU. Pliquett, T. Nacke, D. Frense, A. Barthel, U. Klingebiel, M. Möschter, and D. Beckmann 275
Time frequency analysis of the experimental electrical impedance of pulsatile bloodflowing through rigid tubes 279
Decay properties of the experimental electrical impedance of pulsatile blood flowingthrough rigid tubes 283
Development of Novel Short-term Heating Angioplasty: Assessment of ArteryCollagen/Elastin Ratio and Its Contribution to Artery Dilatation 287
ASSESSMENT OF MEDICAL EQUIPMENT IN RESPECT TO THEIRDOWN TIME 291
In vitro online postdilution hemodiafiltration: effect of various bicarbonate dialysis fluid concentrations on acid -base status 295
Levels of Salivary Chromogranin-A Secreted During SimulatedMonotonous Driving Stress 299
Exercise ECG mapping employing an electrode array sheet 303
Single-Sided Coil Configuration for Magnetic Particle Imaging 305
Screening of heart diseases with multivariate short-term heart rate variabilityanalysis 309
New storage method for pressure sensitive transplants 313
A physical phantom modeling extended magnetic nanoparticle distributions inbiological systems 317
Cardiac Reserve Measurements Derived from Ejection Fractions Can Be Used forPatient-Specific Clinical Monitoring 321
Development of the Natural Heartbeat Synchronize Control Methodfor the Undulation Pump Ventricular Assist Device Using the Inflow Pressure 324
Localization and Quantification of Magnetic Nanoparticles by MultichannelMagnetorelaxometry for in vivo Hyperthermia Studies in Carcinoma Models 326
Development of automatic controller for providing multi electrolyzed water 330
Design studies for a blood sedimentation chamber based on gravity 334
Non invasive oscillometric assessment of pulse pressure variation – a feasibilitystudy 338
Bioelectrical impedance phase angle as a predictor of survival in patients withadvanced cancer. 342
Optimization of Atrioventricular Delay of Pacemaker by ImpedanceCardiography and Plethyzmography 345
Improving Safety in Healthcare through the Establishment of a Healthcare HumanFactors Team 348
Study on Detecting Phase Deviation in Brain MIT System 352
Cancer Detection Probe Combining Raman and Resonance Sensor Technology –Experimental Study on Temperature Dependence and Effects of Molding 355
Inhibition of the Neural Activity by Paired Stimulation in Somatosensory EvokedPotentials and High Frequency Oscillations 359
A new simple measurement system of visceral fat accumulation by bioelectricalimpedance analysis 362
Universal software for electrophysiological recordings using lowcost digitalizationcards 366
Gas Embolism in Divers – Non-invasive Detection of Gas Bubbles in Blood Vessels 369
Skin AC conductance levels and responses in axillary hyperhidrosis patients 373
Impact of Precision on Long-Term Patient Monitoring during OsteoporosisTreatment 376
A simulator to test automated non-invasive sphygmomanometers 380
An Attempt at Explanation for Etiology of Stenotic Lesions Proximal of the VenousAnastomosis at Arteriovenous Vascular Grafts 383
Ambulatory monitoring of human behavior, physiology and environment –A Research and Development agenda to go beyond actigraphy 386
Imaging of Magnetic Nanoparticle Loaded Rat Organs Using a 16 Channel MicroSQUID System 390
Implementation of a capacitive ECG measurement system in clinical practice: aninterim report 394
The Aachen MiniHLM – A Miniaturized Heart Lung Machine for Neonates withCongenital Heart Defect 397
Optical Studies of the Capillary Refill Kinetics in Fingertips 401
Impedance properties of stainless steel needle electrodes 404
Comparison of different cannulation approaches for Cardio Pulmonary Bypass 408
The Role of Technology for Non-Invasive Cardiovascular Monitoring in the Future Exemplified 412
Multilevel biofeedback technology for electromagnetic therapy of vascular diseases 416
New Estimation Approach for Total Hemoglobin Concentration Based on a Fuzzy Expert System 420
Single Dispersion Cole Parameters of Malignant and Benign Prostate 423
First-in-man application of left ventricular augmentation for treatment of Dilated Cardiomyopathy 427
Performance Improvement of a Chromatic Confocal Distance Sensor for Coating Thickness Measurement on Drug-Eluting Stents 430
A magnetically quasi-transparent tool for ankle passive mobilization in investigations on cortical involvement using MEG 434
Evaluating the Use of a Raman Fiberoptic Probe in Conjunction with a Resonance Sensor for Measuring Porcine Tissue {/it in vitro} 438
Magnetic Relaxation Imaging of Magnetic Nanoparticle Distributions 442
Breath Analysis during Artificial Ventilation: Volatile Substances in Exhaled Breath during i.v. Anesthesia and Sedation in the OR and ICU with propofol 445
Some Design Consideration to Upgrade the Function of Portable ECG Device 448
Monitoring of Propofol Boli in Breathing Gas using Ion Molecule Reaction Mass Spectrometry 451
Sleep Recording And Sleep Analysis Methods 455
Cardiac Contractility Assessment in Rotary Blood Pump Recipients Derived from Pump Flow 458
25 years of laser therapy application in clinics 462
Determination of post-mortem interval using in situ tissue optical fluorescence 466
Wireless Recording System for Long-Term Monitoring of Bone Fracture Healing 470
Clinical Engineering Incorporating Human Factors Engineering into Risk Management 473
Supporting Decision Making Tool within the Process of Replacement and Incorporation of New Technologies to the Health Area 477
Micro-Computerized System to Investigate the Neurocardiogenic Syncope 481
Wearable and Ultra Low Power Wireless System for Physiological Monitoring 485
An attempt of new calibration method with support vector machines regression for pulse oximetry 489
Multivariate Calibration Models to Classify Blood Glucose Levels Non-invasively Based on A New Optical Technique Named Pulse Glucometry 493
Development of pathological evaluating system of tremor disease by a tablet PC and accelerometers 497
Low Level Laser Stimulation of K1 Acupoint Induced Precuneus Activations 501
Development of an innovative instrument for the online characterization of high-frequency percussive ventilators 504
Distribution of Magnetic Nanoparticles after Magnetic Drug Targeting in an $Ex Vivo$ Bovine Artery Model 508
DESIGN OF A MICROCONTROLLER BASED COLE-COLE IMPEDANCE METER FOR TESTING BIOLOGICAL TISSUES 512
Hospital-Based HTA for medical software. 516
An Effective Developing Platform of Physiological Measurement Apparatus for Simplifying the Processes of Design and Verification in Customized Requirement 519
Urea concentrating ability of artificial renal tubule based on countercurrent multiplier system using electrodialysis, dialysis and filtration 523
Control of a rotary blood pump for defined ventricular unloading: A potential tool for ventricular recovery 526
Wearable Artificial Kidneys: A Historical Perspective 530
Patient-specific modelling of the cardiovascular system – application to septic shock with a minimal data set 533
In-vitro Validation of Catheter Recirculation Measured by Thermal Dilution 537
Circadian Behavior of Cardiovascular Variability 540
Risks Involved With Medical Device Use in a Home Care Program 543
Controllability of 1/R control in non-pulsatile total artificial heart 547
The possibility of the classification about Ht values using the AR model 549
Non invasive monitoring of the cardio respiratory activity 553
Monitoring of body fluid in patients with chronic heart failure using Bioimpedance- Spectroscopy 556
Nano Technology for the Development of Artificial Internal Organs 560
Determination of 6-minute walk test using accelerometer-based ambulatory monitoring device for the assessment of patient’s progress in cardiac rehabilitation 564
Non-linear resistance associated to complex geometry at high flow rates in vascular access for hemodialysis 567
Effects of Power Line Communication System on Medical Equipments 571
Concepts for Simplifying Automatic Blood-Gas Control during Extracorporeal Circulation 574
Instrument for estimation of red blood cells speed distribution using laser-Doppler spectrum decomposition 578
A complex installation for biomagnetism studies 580
Lack of reliability of cardiac output measurements derived from arterial pressure waveform analysis in on-pump cardiac surgery patients 583
Breath Gas Monitoring of Ventilation and Drug Application as a Basis for Respiratory Therapy and Automated Infusion Systems 587
The Impact of Hyperthermal Surfaces on Blood in Vitro - An Approach 591
Vector magnetic field mapping of a Transcranial Magnetic Stimulation coil using Magnetic Resonance Imaging: in vitro and in vivo experiments 595
Modeling of the bioelectrical impedance of blood by synthesis of the equivalent electricalcircuits 599
Monitoring of Cyclic Opening and Closing of Ventilatory Lung Units Using the Regional Ventilation Delay Index – Preliminary Data 602
Pharmacodynamic modelling of changes in arterial blood pressure during propofol anesthesia in volunteers: comparison between invasive and continuous noninvasive measurements 606
Ambulatory monitoring of skin blood flow: the µHematron device 610
A Sensor for the Non-invasive Determination of Hemoglobin in Sampling Tubes 614
Health Technology Management in Prehospital Care Using Radio Frequency Identification 617
A Preliminary Investigation of the Sorption Properties of theStratum Corneum $In Vivo$ 621
The impedance methods in cardiology – own clinical results 624
Regional Pulmonary Time-Constant Maps based on EIT-Measurements 628
A low-noise front-end amplifier for biopotential recordings 632
The Thermal Comfort of Premature Newborn versus Water Vapour Pressure 636
Electromagnetic Compatibility of WiFi Technology with Life-Supporting Medical Devices 640
Clearance and rate of conjugated bilirubin removal during extracorporeal liversupport therapy with FPSA Prometheus™ 644
In-vitro and In-vivo testing of the BiVACOR Rotary BiVAD/TAH 648
{/it In-vitro} Study of Novel Less-invasive Laser Angioplastyusing the Pulsed Laser with a Wavelength of 5.75 $/mu$m 651
An electrophysiological recording system model with capacitively-coupled electrodes 654
Continuous SvO2 Monitoring $/It{Is}$ Reliable after On-Pump Cardiac Surgery 658
Applying the HFMEA Technique to the General-Purpose Infusion Pump 662
Correlation of Noninvasive Cerebral Oxygenation with Mixed Venous Oxygen Saturation in Patients undergoing ECMO-Therapy – A Pilot Study 666
Significance of “The Insulcagon Pump”in the Treatment of Diabetes 670
Quantitative and Qualitative Characterization of Magnetic Nanoparticles by Magnetorelaxometry using a Laboratory MRX Analyzer 674
Monitoring of Perioperative Ventilation Therapy by Electrical Impedance Tomography (EIT) in Clinical Practice 677
Multichannel Bipolar Current Source Used in Electrical Impedance Spectroscopy: Preliminary Results 681
Standardization of Controlled Vasoconstriction at the Finger Site for Pulse Oximeter Performance Assessment with Respect to a Perfusion Index 685
A pressure-controlled alarm and monitoring device for pressure ulcer prophylaxis in patients with traumatic spinal cord injury 689
Magnetocardiographic Noninvasive Imaging of the Right Atrium Stretchability dueto Short-term Overload during Respiratory Maneuvers 692
A Characterization of Sleep Spindles in EEG 695
Automation of Protective Ventilation in Acute Lung Injury 699
Measurement of propofol exhalation in pigs, humans and sheep during anesthesia - the impact of reference methods 702
A new approach to improve the fall detection in elderly: monitoring of the autonomic 705
AutoMedic: Fuzzy Control Development Platform for a Mobile Heart-Lung Machine 709
Signal waveform agreement between spirometer and impedance pneumography of six chest band electrode configurations 713
Respiration monitoring with a defibrillator 717
Memristive properties of electro-osmosis in human sweat ducts 720
A Comprehensive Framework for Post-market Electrical Safety Testing andPerformance Assessment of Medical Equipment in Healthcare Facilities 723
Automatic lung recruitment maneuvers using robust closed-loop control of theoxygen saturation in mechanical ventilation 727
Clinical Evaluation of an Automatic Physiologically Responsive ControlSystem for Rotary Blood Pumps 731
Validation of Vertebral Metrics: A Mechanical Instrument to Evaluate Posture ofthe Spinal Column 735
Study of Kinetics and Distribution of Photogem$^/circle{R}$ in Animal Liver Through Fluorescence Imaging 738
Development and validation of a new method for real-time measurementof fluid dynamics during simulated multi-infusion setups 742
Predicting Successful Transthoracic Cardioversion by Dominant Atrial FibrillatoryFrequency Analysis: The Effects of Bisoprolol 746
Depth selective real-time evaluation of blood flow in the tissue using Laser-Doppler-Spectroscopy 750
An Integrated Membrane/Sorbent PD Approach to a Wearable Artificial Kidney 753
Effects of pulsed electromagnetic fields on the cartilage joint thickness of distalfemoral metaphysis in the rat. 757
Multimode System for Integrated Quantitative Assessment of Heart RateVariability 760
Biomarker Enables Molecular Specific Optical Detection of Transplant Rejection 764
Autonomous coordinator for intelligent sensor nodes enabling real time data fusionfor monitoring and feedback application in neurological rehabilitation 768
Light scattering signal as an indicator of loss of tissue viability in brains:Experiments using rat hypoxia models 772
Development of Wireless Urodynamic Pressure-Flow Study System 775
Monitoring of blood pulsation using non-contact technique 778
Changes of FRC during noninvasive ventilation in spontaneous breathing subjectscan be determined by the oxygen washin/washout method 781
Photo-Thermal Cancer Therapy Using Gold Nanorods 785
High-Resolution Transesophageal Right Ventricular Far Field Potential and LeftVentricular Potential in Heart Failure Patients with Left Bundle Branch Block 788
Comparison of Respiration Rate Monitoring with a Low-costDoppler-Radar Sensor and Inductive Thorax-Plethysmography 792
Interactive Knowledge-Based Anaesthetic Drug Infusion Systems 796
Physiological Control of a Rotary Left Ventricular Assist Device: Robust Control ofPressure Pulsatility with Suction Prevention and Suppression 799
A Transfer Function Method for the Assessment of Oxygen Uptake Dynamics during Walking by Use of a Triaxial Accelerometer 803
Heart Rate Spectrum Analysis for the automated Classification of Sleep Stages 806
Wards Clustering Method for Distinction between Neonatal Sleep Stages 810
A Pilot Study on Non-contacting Detection of Central Apneas 814
Development of a Portable Low Frequency Electromagnetic Field Stimulator for Promoting Bone Tissue Proliferation 816
Influence of Respiration on Variability of Peak Systolic Blood Flow Velocity in Common Carotid Artery: Preliminary Study 820
Determination of Bidirectional Electric Anisotropy of Muscles ex vivo Using Three Electrode Configurations 824
EVIDENCE-BASED MAINTENANCE FOR MEDICAL EQUIPMENT 828
Handheld Resonance Sensor Instrumentation towards Faster Diagnosis of Prostate Cancer – Stiffness Measurements on a Soft Tissue Phantom 832
Non-obtrusive Monitoring of Narrow-Band Electrocardiogram with a Capacitive Electrode Unit during Sleep 836
Brain Temperature & Autonomic Nervous System for the study of relaxation
Comparing benign snores with apneic snores based on high frequency analysis 844
Analysis and manipulation using EIS for characteristic parameters of biological tissues in vitro 848
Cold Dialysate Regeneration System (CDRS) for Home Hemodialysis – $in vivo$ 852
Analysis of Blood and Dialysate Flow in a Hemodialyzer by Perfusion Computed Tomography 855
Real-Time Monitoring of Extracellular Glutamate Release on Repetitive Ischemic Injury in Global Ischemia Model 859
Flow Based Two-Compartment Models - A Comparative Computational Study 862
Body Impedance Analysis 866
Supporting Tool for Usability Specifications 869
New Bipolar ECG Electrode Locations in Differentiating Subjects with Left Ventricular Hypertrophy from Normal Subjects 872
Optimised NDIR Technology for $^13$CO$_2$ Breath Tests of i.e. Drug/Drug-Interactions or Gastric Emptying for Intensive Care Patients: New Diagnostic Opportunities 875
Intra- and Extracorporeal Clearance of Glucose Following an Intra-dialytic Glucose Load 879
Extracorporeal Liver Support: Albumin Removal vs. Albumin Regeneration 883
Effect of Distance between Monitor & Patient in Recording Visual Evoked Potential Using Pattern Reversal Checker Board Stimulation
Design-Phase-Specific Selection of User Research Methods 888
Portable 4 Wire Bioimpedance Meter with Bluetooth Link 892
Electromagnetic Interference with RFID Readers in Hospitals 896
Development of Low Noise Active Electrode for High-Resolution EEG 900
Anesthesiological Management in a Non-accessible Environment Preparation of Volunteers for Investigations with Controlled Hypoxemia in a 3 Tesla Magnetic Field for Assessing Cerebral Energy Metabolism 904
Portable Device for Microelectrode Array Bio-impedance Measurements 907
Effects of Transmitter Position and Receiver Ground Plane on Signal Transmission in Intrabody Wireless EMG Measurement System 911
Prediction of cardiovascular risk from peripheral pulse wave 915
Anesthesia with Propofol Effects on Atrial Fibrillation Wavefront Delays 917
Anesthesiological Management in a Non Accessible Environment Anesthesiological Care Flow during Diagnostic and Therapeutic Interventions in the Field of Magnetic Resonance Imaging (MRI) 921
Findings of the Latin America Clinical Engineering Survey Conducted by the Clinical Engineering Division of International Federation for Medical and Biological Engineering 925
A new approach to characterize biological tissues using optical techniques for diagnosis purposes 929
Open System Architecture for GERD pH and Impedance Measurement 933
A Ubiquitous Real-Time Motion Artifact Rejection technique for Remote NIBP Monitoring of Hypertensive Patients 937
Evaluation of a newly developed continuous protein separation system based on a difference in the isoelectric points of the proteins 941
An Alcohol Sensing System basing on HRV Analysis 944
Model Predictive Control for Propofol Sedation 947
Vascular Access Blood Flow Measured Without Indicator Injection 951
Telehealth – Home-Based Self-monitoring of Elderly Chronically Sick or At-Risk Patients 955
Kidney Regeneration Using Stem Cells And Acellular Whole Organ Scaffolds: Perspective And Recent Developments 960
Author Index 964