Proceedings of the Sixth New England Bioengineering Conference

Contents and Scientific Program

Preface

Plenary Session

Guest Lecturer

Session 1: Cardiovascular System

Performance of the Rhone-Poulenc Non-Occlusive Roller

Design of A System to Simulate The Fluid Mechanics of the Human Left Ventricle

Analysis of the Diastolic Pressure-Volume Relationship Using an Ellipsoidal Representation of the Left Ventricle

Non-Invasive Cardiac Output Estimation Based Upon An Analog Model of the Aorta: Comparison with Thermodilution Method in 13 Patients

An Analytical Study of the Self Cleaning Heart Valve

Relationship Between Coronary Artery Stenosis and Left Ventricular Asynergy: A Computerized Study to Evaluate Lv Wall Motion

A Four-Channel Cardiac Dimension Gauge Using Inductively Coupled Coils

Kortokoff Sounds - A Phenomenon Associated with Parametric Instability of Fluid Filled Elastic Tube

Session 2: Biomechanics I

An Instrumented Laxity Test of the Knee

The Dynamics of the Center of Mass in the Analysis of Normal and Pathological Gait

Functional Characteristics of Muscles During Pathological Gait

A Three Dimensional Energetic Analysis of Normal and Pathological Gait

The Biomechanics of Lower Extremity Injuries In Human-Powered Transportation

Optimization of An Artificial Knee Joint for Osteoarthritic Patients (Torsion Bar Optimization) by A Heuristic Technique

Force Analysis of Elbow Flexors

The Kinematics and Pathokinematics of the Knee Joint, Studied by the Instant Axis Concept

Session 3: Computer Applications in Medicine

Microprocessor-Based Modules and Systems for Intensive Care Patients

An Inexpensive Microcomputer Trend Monitoring System

A Microcomputer System for Quantitative Radiology

Computer Assisted Fluid Balance

A Computerized Pulmonary Spectral Phonograph

Fast Computer Control for Duplex Doppler and B-Mode Ultrasonography

Evaluation of Programs for Computer Ecg Interpretation

A Computerized Glaucoma Center Data Base Research Resource

Session 4: Biomedical Instrumentation I

A Wheelchair Ergometer Adaptable to Various Wheelchairs

Design of Wheelchair Dynamometer

Assessment of Cerebral Hemodynamics by No-Touch Ocular Pulse

Non-Invasive Techniques in Detection of Extracranial Arterial Disease: A Clinical Evaluation

An Improved Laser Doppler Microscope for Measurement of In-Vivo Velocity Distributions in the Microcirculation

Experiments in Developing A Photoacoustic Spectroscopy Microscope

Thick Film Hybrid Integrated Circuits for Medical Instrumentation

Design and Tests of A Body Plethysmograph and Pneumatic Differentiator

Session 5: Artificial Organs

An Electrothermal Heart Assist Device

Improved Servo-Controlled Left Ventricular Assist Device

Investigation of Microporous Teflon Tubings for Use In An Artificial Glomerulus

Techniques for Histological Studies of Hybrid Artificial Organs,

Electromyogram-Triggered Diaphragm Pacer

Mass Transfer in A Two Phase (Liquid-Liquid) Crossflow Blood Oxygenator

The Dialyzer Decision--A Rational Approach

Perturbation of Prosthesis Alignment and Its Effect On Below-Knee Amputees

Session 6: Sports Medicine

Medical Services XIII Winter Olympic Games, Lake Placid, New York

An Analysis of Shot Put

A Shoe for Measuring Foot-To-Ground Forces While Running

The Boston Brace for Back Injuries in Athletes, Mechanics

Study of Mechanisms

The Role of Musculature in Injuries to The Medial Collateral Ligament

In-Vivo Measurement of Knee Joint Laxity

Session 7: Ultrasound

Near-Field Characteristics of Biomedical Ultrasonic Transducers

Elimination of Static Echo Clutter in Crossed Beam Doppler Systems

Computer Control of Analog Delay Lines for B-Mode Ultrasonography

Detection of Simulated Atheromas by Doppler Spectral Spreading

Ultrasonic Identification of Microparticles in Extracorporeal Circuits

Session 8: Imaging and Signal Processing

Arma Modeling of the Non-Periodic Component and Pattern Classification of Short Time Series from Human Plasma

Holographic Interferrometric Measurement of Plant Displacement

Results of A Feature Evaluation Study for the Automated Discrimination of Leukocytes

Biomechanics Applications of Direct Linear Transformation in Close Range Photogrammetry

Evaluation of Heart Muscle Defects (Akynosis, Diskynesis) from Scintigraphic Images

Computer Aided Cytophotometry for Kinetic Studies of Tumor Cell Growth and Lymphocyte Blastogenesis

Session 9: Biomedical Engineering Education

Ph.D./M.D. Training in Biomedical Engineering

How to Teach Physiology to Engineers

A Regional Model for A Hospital Based Clinical Engineering Internship Program

Education of the Biomedical Engineering Professional

Emergency Medical Services Projects At The W.P.I.St. Vincent Hospital Project Center

Cross-Institutional and Multidisciplinary Biomedical

Engineering and Science Program At Drexel University

Tutorial: Biomedical Imaging

Session 10: Biomedical Imaging

Radionuclide Techniques for Evaluating Cardiac Function

Current Applications of Temporally Coded Apertures in Nuclear Medicine

Emission Computed Tomography,

Computerized Image Reconstruction in Classical Tomography

Real Time Two-Dimensional Ultrasound Imaging

Session 11: Bioelectric Phenomena

Clinical Engineering in Psychiatry: Automated Sleep EEG and EOG Analysis

Utilization of A Computer System for Spectral Analysis of Electrical Activity in A Neural Circuit Associated with Sleep-Waking

High Coherence Between Limbic Theta Rhythm and Sniffing In The Hamster: Implications for Olfactorylimbic Integration and Hormonal Regulation

Responses of Joint Afferent Neurons to Loadings of Isolated Joint Capsule

Current Response of Bilayer Membranes Exposed to Two Anesthetics, Carbocaine and Tetracaine

Analog Computation of Cardiac Dipole Location

Experimental Comparison of Three Methods of Processing Evoked Potentials

A Technique for Observing In-Vivo Responses to Electrical Stimulation Using Rabbit Ear Chambers

Controllability of Nonlinear Electromyographic Processors

Session 12: Biomaterials

A Porous Surfaced Diaphyseal Prosthesis for Long

Shear Strength of Metal Wire Reinforced Acrylic Bone Cement

Improvement of the Mechanical Properties of Polymethylmethacrylate by Graphite Fibre Reinforcement,

Graphite Fiber Reinforced Polymethylmethacrylate as a Biomaterial

Chemically Etched, Microfibrillar Polytetrafluoroethylene Material

Evaluation and Testing of Spinal Fixation Rods

Design Considerations for The Attachment of Tibial Plateaus in Total Knee Arthroplasty

Comparison of In-Vitro and In-Vivo Passivation Studies On Implantable Anodes

Acoustic Determination of the Biocompatibility of Implants

Session 13: Biomedical Instrumentation II

Differential Cooling Effects in Cryosurgery

Radiation Exposure for Common Diagnostic Procedures:Variation Due to Equipment and Technique Factors

A "Self Correcting" Electrocardiographic and Vectorcardiographic Lead System

A New Fiber Optic Interferrometric Technique for Measuring Microvibrations in Otolaryngology

Information Rate Via Vibrotactile, Two-Dimensional "Phantom" Sensation

A Physical Model for The Detection of Neonatal Jaundice by Multispectral Skin Reflectance Analysis

In-Vivo Study of Human Skin Rheology

Signal Processing Using Charge-Coupled Devices

Session 12: Biomechanics II

Shear Strength of Trabecular Bone from The Femur

The Effect of Fluoride On The Hardness and Structure of Bone: A Preliminary Study, M. Ruggiero

Evaluation of Intrathoracic Response Using High-Speed Cineradiography

Normal Modes of Vibration of the Vertebral Column

The Behavior of the Thoracolumbar Spine in the 'Mast' Suit

Inspiratory Flow Patterns for The Mechanical Ventillation of the Lungs

An S.E.M. Study of the Failure of Normal Irradiated Skin Under Stress

Finite Element Analysis of An Elliptical Hole in Stretched Skin

Session 15: Modeling and Simulation

Impaction of Charged Particles in A Bend

The Fitting of A Quadratic Model to An Interactive System with Four Components

Theoretical Assessment of A Validation Technique for Non Linear Physiological Models

Use of Extended Topology in Modeling Sensory Projections

Monitoring of Argon Gas Transport in Tissue

Bioengineering and Biophysical Modeling: Some Implications of A New Theory of Vision, Angular Resolution of Visual Detail, and the Development of An ArtificialOr Substitute Eye

Mathematical Model of Synaptic Facilitation and Conditioning

Periodic Motion in An Interconnected Network with Neuron-Like Elements

Author Index