Volume 17 (2023)
Volume 16 (2022)
Volume 15 (2021)
Volume 14 (2020)
Volume 13 (2019)
Volume 12 (2018)
Volume 11 (2017)
Volume 10 (2016)
Volume 9 (2015)
Volume 8 (2014)
Volume 7 (2013)
Volume 6 (2012)
Volume 5 (2011)
Volume 4 (2010)
Volume 3 (2009)
Volume 2 (2008)
Volume 1 (2007)
Volume -2 (2005)
Volume -1 (2004)
Biomedical Image Processing / Medical Image Processing
Improvement of Statistical Shape Models for Non-rigid Tissues Using Coherent Point Drift Algorithm

Mehdi Delavari; Amir Hosein Foruzan; Ben Vi Chen

Volume 8, Issue 3 , September 2014, , Pages 213-227

  Statistical Shape Models are used to interpret shapes. They include mean and variance of corresponding points of training shapes. One of the most important challenges in building statistical shape models is to establish correct correspondences among landmarks in a training set.  In this paper, the ...  Read More

Cardiovascular Biomechanics
Measurement of mechanical properties of human saphenous vein using an inflation experiment

Farzad Forouzandeh; Mahdie Haji-Bozorgi; Behrooz Meshkat; Nasser Fatouraee

Volume 8, Issue 3 , September 2014, , Pages 241-248

  Coronary Artery Diseases are one of the main reasonsof mortality. When these arteries occlude, usually a CoronaryArtery Bypass Graft (CABG) surgery is performed. Sine humanSaphenous Veins (SV) is used for CABG, they are of interest forresearchers. In this study human SV samples undergo inflationtest, ...  Read More

Biomedical Image Processing / Medical Image Processing
Two Stages Sparse Representation-based Classifier and its Application for Cancer Classification

Malihe Miri; Mohammad Taghi Sadeghi; Vahid Abootalebi

Volume 8, Issue 1 , March 2014, , Pages 45-56

  Successful outcomes of Sparse Representation-based Classifier (SRC) and Sparse Subspace Clustering (SSC) in many applications motivated us to combine these methods and propose a hierarchical classifier. The main idea behind the SRC and SSC algorithms is to represent a data using a sparse linear combination ...  Read More

Cardiovascular Biomechanics
Determination of parameters of Fung hyperelastic model for intracranial blood vessel of human using biaxial tensile test

Mohammad Shafigh; Nasser Fatouraee; Amir Saeed Seddighi

Volume 5, Issue 4 , June 2011, , Pages 297-304

  Understanding of mechanical properties of healthy brain arteries is a key element in the development of clinical diagnosis and prevention.For this reason we make biaxial measurements to have appropriate parameters for the underlying material models. To acquire these properties, eight samples were obtained ...  Read More

Biomedical Image Processing / Medical Image Processing
Novel Methods For Elastography of Soft Tissue Using Ultrasound Waves

Mohammad Hasan Moradi; Mohammad Sajad Manuchehri; Reza IraniRad

Volume 5, Issue 4 , June 2011, , Pages 313-331

  During the centuries, palpation has always been a crucial procedure in diagnosing the diseases. At first, these procedures were invasive, but nowadays numerous attempts by the name of elastographyhave been madeforreaching to noninvasive methods. Elastography􀂶s basic datais tissue􀂶s relative displacement ...  Read More

Biomedical Image Processing / Medical Image Processing
Registration of intra-operative Ultrasound to CT images using Two-stage point based registration algorithm for Correction of Deformation in liver phantom

Fateme Nazem; Alireza Ahmadian; Mohammad Javad Abolhasani; Nasim Dadashi; Masoume Gity; Mohammad Bagher Shiran

Volume 5, Issue 4 , June 2011, , Pages 351-358

  Abstract: Image guided liver surgery based on intra-operative ultrasound images has received much attention in recent years. Using an efficient point-based registration method to improve both the accuracy and computational time for registration of pre-deformation CT liver images to post-deformation Ultrasound ...  Read More

Biomedical Image Processing / Medical Image Processing
Estimation Of Tissue Damage Using Exchange Rate Constant In Magnetic Resonance Imaging

Effat Yahaghi; Yashar Nohi; Amir Movafeghi; Hamid Soltanian Zadeh

Volume 4, Issue 1 , June 2010, , Pages 1-11

  Magnetic resonance imaging (MRI) is a non-ionizing method for identification and evaluation of soft tissue lesions. Perfusion MRI evaluates soft tissues by measuring changes in magnetization of water molecules due to a contrast agent. To this end, concentration curves in the plasma and tissue are estimated ...  Read More

Biomedical Image Processing / Medical Image Processing
On Capability Of High Frequency Ultrasound Images For Quantitative Assessment Of Collagen: Phantom And Vivo Tissue Case Studies

Mohammad Hosein Miranbeigi; Leila Mohammadi; Sahar Moghimi; Giti Torkaman

Volume 3, Issue 1 , June 2009, , Pages 15-24

  Collagen content and its configuration are considered to be among important criteria of healing in tissues. Therefore, developing a method to estimate these factors can benefit physicians in terms of valuable information. In this paper, we examine variation of collagens in tissue mimicking phantoms as ...  Read More

Biomedical Image Processing / Medical Image Processing
Axial Resolution Improvement In Vibroacoustography Using Short Duration

Hamed Rakhshan; Hamid Behnam

Volume 3, Issue 1 , June 2009, , Pages 25-31

  Vibroacoustography is a relatively new elasticity imaging method that uses dynamic (oscillatory) radiation force of ultrasound to vibrate the tissue at low frequency (Kilo Hertz). The resulting acoustic emission is recorded with sensitive hydrophone to produce images that are related to the mechanical ...  Read More

Biomedical Image Processing / Medical Image Processing
Freshness Assessment Of Poultry Egg By Ultrasound Signal Processing

Mohammad Aboonajmi; Asadollah Akram; Seyed Kamaloddin Setarehdan; Ali Rajabipour

Volume 3, Issue 1 , June 2009, , Pages 55-65

  Ultrasound is a rapidly growing tool in the field of research, which shows an increasing use in the food industry for both analysis and modification of food products. Quality assessment of agricultural material has an important role in modern agriculture. This study demonstrates the possibility of non-destructive ...  Read More

Cardiovascular Biomechanics
Hyperelastic Model to Study the Mechanical Behavior of LAD Coronary Artery

Mansour Alizadeh; Iman Mohebbi Nejad

Volume 2, Issue 4 , June 2008, , Pages 317-324

  Mechanical characteristic of arteries is very important for stent producing and cardiovascular implants. In this study mechanical behavior of a piece of left anterior descending coronary artery with specified dimension and separated layers which was prepared by holtzapfel and tested under tensile test ...  Read More

Cardiovascular Biomechanics
Determination Of Elastic Modulus Of Artery Wall By Modeling Of Artery Wall And Blood Flow

Mehdi Maerefat; Asghar Khoushkar Shalmani; Manije Mokhtari Dizaji

Volume 1, Issue 2 , June 2007, , Pages 95-104

  Modeling of blood flow and arterial wall in large arteries such as carotid artery, using ultrasonic measurements, allows non-invasive evaluation of clinically interesting homodynamic variables. In this study, a nonlinear mathematical model for the pulsatile arterial flow is proposed using the approximation ...  Read More

Tissue Engineering
Studying The Biomechanical Behavior Of Brain Tissue Comparing Elastic And Hyperelastic Models

Farhad Farmanzad; Siamak Najarian; Mohammad Reza Eslami; Amir Saeed Seddighi

Volume 1, Issue 4 , June 2007, , Pages 281-288

  Two different types of computer modeling, i.e., the elastic and hyperelastic plane strain models were employed and compared with each other. Using finite element analysis, we determined a suitable model for describing the biomechanical behavior of the brain, especially the deformation and displacement ...  Read More

Biomedical Image Processing / Medical Image Processing
Segmentation Of Mid-Brain Structures Based On Active Contours

Ladan Amini; Hamid Soltanian Zadeh; Caro Lucas; Masoume Giti

Volume -2, Issue 1 , July 2005, , Pages 17-34

  Based on a discrete dynamic contour model, a method for segmentation of brain structures like thalamus and red nucleus from magnetic resonance images (MRI) is developed. A new method for solving common problems in extracting the discontinuous boundary of a structure from a low contrast image is presented. ...  Read More

Tissue Engineering
Skin Response To Applied Pressure In Model Of Guinea Pig

Giti Torkamaan; Ali Akbar Sharafi; Ali Fallah; Hamid Reza Katouzian; Mahmoud Mofid

Volume -1, Issue 1 , June 2004, , Pages 93-100

  Pressure ulcers are areas of tissue necrosis that tend to develop when tissue is compressed between a bony prominence and an external surface. Normal structure and physiological function of tissue viability are recognized but mechanism of tissue breakdown is unknown. In this study, an attempt has been ...  Read More