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  1. Poincaré plot is one of the important techniques used for visually representing the heart rate variability. It is valuable due to its ability to display nonlinear aspects of the data sequence. However, the pro...

    Authors: Chandan K Karmakar, Ahsan H Khandoker, Jayavardhana Gubbi and Marimuthu Palaniswami

    Citation: BioMedical Engineering OnLine 2009 8:17

    Content type: Research

    Published on:

  2. It is believed that mechanical stresses play an important role in atherosclerotic plaque rupture process and may be used for better plaque vulnerability assessment and rupture risk predictions. Image-based pla...

    Authors: Dalin Tang, Zhongzhao Teng, Gador Canton, Thomas S Hatsukami, Li Dong, Xueying Huang and Chun Yuan

    Citation: BioMedical Engineering OnLine 2009 8:15

    Content type: Research

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  3. Within the intensive care unit (ICU), arterial blood pressure (ABP) is typically recorded at different (and sometimes uneven) sampling frequencies, and from different sensors, and is often corrupted by differe...

    Authors: Qiao Li, Roger G Mark and Gari D Clifford

    Citation: BioMedical Engineering OnLine 2009 8:13

    Content type: Research

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  4. The utility of cervical electrical impedance spectroscopy (EIS) as a diagnostic tool is being investigated in clinical trials. We sought to assess the reliability of two different sizes of tetrapolar probes us...

    Authors: Roobin P Jokhi, Vidita V Ghule, Brian H Brown and Dilly OC Anumba

    Citation: BioMedical Engineering OnLine 2009 8:10

    Content type: Research

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  5. In-stent restenosis rates have been closely linked to the wall shear stress distribution within a stented arterial segment, which in turn is a function of stent design. Unfortunately, evaluation of hemodynamic...

    Authors: Juan Mejia, Bilal Ruzzeh, Rosaire Mongrain, Richard Leask and Olivier F Bertrand

    Citation: BioMedical Engineering OnLine 2009 8:8

    Content type: Research

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  6. There are several numerical investigations on bone remodelling after total hip arthroplasty (THA) on the basis of the finite element analysis (FEA). For such computations certain boundary conditions have to be...

    Authors: Bernd-Arno Behrens, Ingo Nolte, Patrick Wefstaedt, Christina Stukenborg-Colsman and Anas Bouguecha

    Citation: BioMedical Engineering OnLine 2009 8:7

    Content type: Research

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  7. Efficient and safe transection of biological tissue in liver surgery is strongly dependent on the ability to address both parenchymal division and hemostasis simultaneously. In addition to the conventional cla...

    Authors: Fernando Burdío, Enrique J Berjano, Ana Navarro, José M Burdío, Luis Grande, Ana Gonzalez, Ignacio Cruz, Antonio Güemes, Ramón Sousa, Jorge Subirá, Tomás Castiella, Ignasi Poves and Juan L Lequerica

    Citation: BioMedical Engineering OnLine 2009 8:6

    Content type: Research

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  8. Myoelectric control of a robotic manipulator may be disturbed by failures due to disconnected electrodes, interface impedance changes caused by movements, problems in the recording channel and other various no...

    Authors: Natalia M López, Fernando di Sciascio, Carlos M Soria and Max E Valentinuzzi

    Citation: BioMedical Engineering OnLine 2009 8:5

    Content type: Research

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  9. Somatosensory evoked potential (SEP) signal usually contains a set of detailed temporal components measured and identified in a time domain, giving meaningful information on physiological mechanisms of the ner...

    Authors: Zhi-Guo Zhang, Jun-Lin Yang, Shing-Chow Chan, Keith Dip-Kei Luk and Yong Hu

    Citation: BioMedical Engineering OnLine 2009 8:4

    Content type: Research

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  10. Cardiac autonomic neuropathy (CAN) in diabetes has been called a "silent killer", because so few patients realize that they suffer from it, and yet its effect can be lethal. Early sub clinical detection of CAN...

    Authors: Ahsan H Khandoker, Herbert F Jelinek and Marimuthu Palaniswami

    Citation: BioMedical Engineering OnLine 2009 8:3

    Content type: Research

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  11. Electrocardiogram recordings are very often contaminated by high-frequency noise usually power-line interference and EMG disturbances (tremor). Specific method for interference cancellation without affecting t...

    Authors: Ivan A Dotsinsky and Georgy S Mihov

    Citation: BioMedical Engineering OnLine 2008 7:29

    Content type: Research

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  12. The Airflow Perturbation Device (APD) is a lightweight, portable device that can be used to measure total respiratory resistance as well as inhalation and exhalation resistances. There is a need to determine l...

    Authors: Erika R Lopresti, Arthur T Johnson, Frank C Koh, William H Scott, Shaya Jamshidi and Nischom K Silverman

    Citation: BioMedical Engineering OnLine 2008 7:28

    Content type: Research

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  13. How the central nervous system (CNS) organizes the joint dynamics for multi-joint movement is a complex problem, because of the passive interaction among segmental movements. Previous studies have demonstrated...

    Authors: Hiroshi Yamasaki, Yoshiyuki Tagami, Hiroyuki Fujisawa, Fumihiko Hoshi and Hiroshi Nagasaki

    Citation: BioMedical Engineering OnLine 2008 7:27

    Content type: Research

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  14. The blood flow and transportation of molecules in the cardiovascular system plays a crucial role in the genesis and progression of atherosclerosis. This computational study elucidates the Low Density Lipoprote...

    Authors: Johannes V Soulis, George D Giannoglou, Vassilios Papaioannou, George E Parcharidis and George E Louridas

    Citation: BioMedical Engineering OnLine 2008 7:26

    Content type: Research

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  15. The severity of epicardial coronary stenosis can be assessed by invasive measurements of trans-stenotic pressure drop and flow. A pressure or flow sensor-tipped guidewire inserted across the coronary stenosis ...

    Authors: Rupak K Banerjee, Koustubh D Ashtekar, Tarek A Helmy, Mohamed A Effat, Lloyd H Back and Saeb F Khoury

    Citation: BioMedical Engineering OnLine 2008 7:24

    Content type: Research

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  16. The process of restenosis after a stenting procedure is related to local biomechanical environment. Arterial wall stresses caused by the interaction of the stent with the vascular wall and possibly stress indu...

    Authors: Frank JH Gijsen, Francesco Migliavacca, Silvia Schievano, Laura Socci, Lorenza Petrini, Attila Thury, Jolanda J Wentzel, Anton FW van der Steen, Patrick WS Serruys and Gabriele Dubini

    Citation: BioMedical Engineering OnLine 2008 7:23

    Content type: Research

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  17. One of the current shortcomings of radiofrequency (RF) tumor ablation is its limited performance in regions close to large blood vessels, resulting in high recurrence rates at these locations. Computer models ...

    Authors: Icaro dos Santos, Dieter Haemmerich, Cleber da Silva Pinheiro and Adson Ferreira da Rocha

    Citation: BioMedical Engineering OnLine 2008 7:21

    Content type: Research

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  18. The devices used for in vivo examination of muscle contractions assess only pure force contractions and the so-called isokinetic contractions. In isokinetic experiments, the extremity and its muscle are artificia...

    Authors: Niels Rahe-Meyer, Matthias Pawlak, Christian Weilbach, Wilhelm Alexander Osthaus, Hainer Ruhschulte, Cristina Solomon, Siegfried Piepenbrock and Michael Winterhalter

    Citation: BioMedical Engineering OnLine 2008 7:20

    Content type: Research

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  19. Iran has recently made a significant progress in the field of biomedical science and launched an appreciable number of new high-tech biomedical research projects. Review of Iran's experience in advancing its b...

    Authors: Ali Samadikuchaksaraei and Kazem Mousavizadeh

    Citation: BioMedical Engineering OnLine 2008 7:17

    Content type: Review

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  20. The current surgical therapy of midfacial fractures involves internal fixation in which bone fragments are fixed in their anatomical positions with osteosynthesis plates and corresponding screws until bone hea...

    Authors: Kira Endres, Rudolf Marx, Joachim Tinschert, Dieter Christian Wirtz, Christian Stoll, Dieter Riediger and Ralf Smeets

    Citation: BioMedical Engineering OnLine 2008 7:16

    Content type: Research

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  21. Myocardial motion is an important observable for the assessment of heart condition. Accurate estimates of ventricular (LV) wall motion are required for quantifying myocardial deformation and assessing local ti...

    Authors: Tareq Alrefae, Irina V Smirnova, Larry T Cook and Mehmet Bilgen

    Citation: BioMedical Engineering OnLine 2008 7:15

    Content type: Research

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  22. This work presents a non-invasive high-throughput system for automatically detecting characteristic behaviours in mice over extended periods of time, useful for phenotyping experiments. The system classifies t...

    Authors: Kevin D Donohue, Dharshan C Medonza, Eli R Crane and Bruce F O'Hara

    Citation: BioMedical Engineering OnLine 2008 7:14

    Content type: Research

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  23. Breast density is a significant breast cancer risk factor. Currently, there is no standard method for measuring this important factor. Work presented here represents an essential component of an ongoing projec...

    Authors: John J Heine and Jerry A Thomas

    Citation: BioMedical Engineering OnLine 2008 7:13

    Content type: Research

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  24. The traditional two-point discrimination (TPD) test, a widely used tactile spatial acuity measure, has been criticized as being imprecise because it is based on subjective criteria and involves a number of non...

    Authors: Zheng Zhang, Vinay Tannan, Jameson K Holden, Robert G Dennis and Mark Tommerdahl

    Citation: BioMedical Engineering OnLine 2008 7:12

    Content type: Research

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  25. MRI induced heating on PM leads is a very complex issue. The widely varying results described in literature suggest that there are many factors that influence the degree of heating and that not always are adeq...

    Authors: Eugenio Mattei, Michele Triventi, Giovanni Calcagnini, Federica Censi, Wolfgang Kainz, Gonzalo Mendoza, Howard I Bassen and Pietro Bartolini

    Citation: BioMedical Engineering OnLine 2008 7:11

    Content type: Research

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  26. Liposuction continues to be one of the most popular procedures performed in cosmetic surgery. As the public's demand for body contouring continues, laser lipolysis has been proposed to improve results, minimiz...

    Authors: Serge R Mordon, Benjamin Wassmer, Jean Pascal Reynaud and Jaouad Zemmouri

    Citation: BioMedical Engineering OnLine 2008 7:10

    Content type: Research

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  27. It is widely accepted that venous valves play an important role in reducing the pressure applied to the veins under dynamic load conditions, such as the act of standing up. This understanding is, however, qual...

    Authors: Constantinos Zervides, Andrew J Narracott, Patricia V Lawford and David R Hose

    Citation: BioMedical Engineering OnLine 2008 7:8

    Content type: Research

    Published on:

  28. Both CT and MRI are complementary to each other in that CT can produce a distinct contour of bones, and MRI can show the shape of both ligaments and bones. It will be ideal to build a CT-MRI combined model to ...

    Authors: Yeon S Lee, Jong K Seon, Vladimir I Shin, Gyu-Ha Kim and Moongu Jeon

    Citation: BioMedical Engineering OnLine 2008 7:6

    Content type: Research

    Published on:

  29. Freehand 3D ultrasound is a powerful imaging modality with many potential applications. However, its reliance on add-on position sensors, which can be expensive, obtrusive and difficult to calibrate, is a majo...

    Authors: Richard James Housden, Graham M Treece, Andrew H Gee and Richard W Prager

    Citation: BioMedical Engineering OnLine 2008 7:5

    Content type: Research

    Published on:

  30. Much of the experimental work in soft tissue mechanics has been focused on fitting approximate relations for specific tissue types from aggregate data on multiple samples of the tissue. Such relations are need...

    Authors: Choon-Sik Jhun and John C Criscione

    Citation: BioMedical Engineering OnLine 2008 7:4

    Content type: Research

    Published on:

  31. The dynamic compression screw is a plate and screws implant used to treat fractures of the distal femur. The Biomet Matthews Nail is a new retrograde intramedullary nail designed as an alternative surgical opt...

    Authors: Laurence M O'Connor-Read, Jerome A Davidson, Benjamin M Davies, Michael G Matthews and Paul Smirthwaite

    Citation: BioMedical Engineering OnLine 2008 7:3

    Content type: Research

    Published on:

  32. The physiological characteristics of muscle activity and the assessment of muscle strength represent important diagnostic information. There are many devices that measure muscle force in humans, but some requi...

    Authors: Niels Rahe-Meyer, Michael Winterhalter, Aminul I Ahmed, Christian Weilbach, Matthias Gross, Siegfried Piepenbrock and Matthias Pawlak

    Citation: BioMedical Engineering OnLine 2007 6:49

    Content type: Research

    Published on:

  33. Functional Electrical Stimulation (FES) is a technique that aims to rehabilitate or restore functionality of skeletal muscles using external electrical stimulation. Despite the success achieved within the fiel...

    Authors: Juliana HK Kim, John B Davidson, Oliver Röhrle, Tanya K Soboleva and Andrew J Pullan

    Citation: BioMedical Engineering OnLine 2007 6:48

    Content type: Research

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  34. Arterial geometry variability is inevitable both within and across individuals. To ensure realistic prediction of cardiovascular flows, there is a need for efficient numerical methods that can systematically a...

    Authors: Vijaya B Kolachalama, Neil W Bressloff and Prasanth B Nair

    Citation: BioMedical Engineering OnLine 2007 6:47

    Content type: Research

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  35. A major stumbling block for researchers developing experimental models of mechanotransduction is the control of experimental variables, in particular the transmission of the mechanical forces at the cellular l...

    Authors: Eric J Anderson and Melissa L Knothe Tate

    Citation: BioMedical Engineering OnLine 2007 6:46

    Content type: Research

    Published on: