16 Result(s)
within
Engineering
Biomaterials
H. R. **a
Chapter
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Chapter and Conference Paper
Mechanical Property of Poly (3-hydroxybutyrate)/Bioglass Nanocomposite Scaffolds for Bone Tissue Engineering
Because of the excellent osteoconductivity and high bioactivity of bioglass, particularly in the form of nanoparticles, poly (3-hydroxybutyrate)/bioglass nanocomposite scaffolds were prepared by using salt lea...
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Chapter and Conference Paper
Influence of pulse duration on frequency pattern of temperature variations in a phantom with Gold-gold sulfide particles during laser irradiation
Hyperthermia is an adjuvant cancer treatment in which the cancerous tissue is heated to a high temperature (up to 45∘C) and expedites the process of cancer cells destruction. This modality is applied in combin...
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Chapter and Conference Paper
The Relationship of Sleepiness and Dynamic Pupillometry: A 24-Hour Evaluation
This article evaluates the relationship between sleepiness and pupillometry in patients tested for 24 hours. The volunteer was tested every 30 minutes. The parameters for the pupillary reflex were extracted us...
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Chapter and Conference Paper
Treatment Planning Verification in Craniospinal Radiotherapy
Craniospinal radiotherapy is the common method for treatment of medulloblastoma disease that is accomplished by lateral parallel opposite brain fields coupled with a one or two posterior spinal fields. Due to ...
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Chapter and Conference Paper
Synchronized Medical Image Viewer for Remote Consultation
The collaborative analysis between radiologists and surgeons of digitized medical images in the surgical planning phase is a critical step in the process of patient treatment. The shortage of radiologists who ...
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Chapter and Conference Paper
Discrimination of Parkinsonian Tremor from Essential Tremor Using the Nonlinear Analysis of Wrist Muscle EMG Signals
Discrimination of Parkinsonian tremor from Essential tremor is a controversial diagnostic category. Similar clinical traits, usually results in incorrect diagnosis, and degrade the performance of clinical diag...
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Chapter and Conference Paper
A Multi-level Fuzzy Logic System for Controlling the Tibialis Anterior FES Envelop
In this paper, a predictive two-level hierarchical fuzzy model is applied to control the FES envelop of disabled tibialis anterior (TA) muscle in patients with unilateral drop foot. The proposed control method...
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Chapter and Conference Paper
Regional survey of pediatric patient doses from CT examinations in Tehran, Iran
Objectives: To establish regional diagnostic reference levels (RDRLs) for typical paediatric CT examinations in Tehran, Iran and compare them with established international data. In addition, the aim was to de...
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Chapter and Conference Paper
A practical device to warn on impending syncopal episodes
Syncope (fainting) can lead not only to serious personal injury but also can endanger public health such as when the sufferer is driving a car. An electronic monitoring device can help to minimize syncopal eve...
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Chapter and Conference Paper
Virtual Surgical Planning: Patient-Specific Imaging Segmentation
Medical errors cause death of thousands of people around the world each year. From common to complex procedures, medical training can be one method to reduce these alarming numbers. The medical simulation is a...
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Chapter and Conference Paper
Method to Estimate Doses in Real-Time for the Eyes
In the interventional medical procedure, the medical team is subject to high exposure to scattered radiation when compared to other occupational groups that work with X-rays. The dose limits accumulated on the...
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Chapter and Conference Paper
Evaluation of Dynamic Thermograms Using Semiautomatic Segmentation Software: Applied to the Diagnosis of Thyroid Cancer
Infrared thermography is an imaging technique applied in studies to aid in the diagnosis of several types of cancer, including thyroid cancer. Tumors generate changes (anatomical and vascular) that are shown i...
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Chapter and Conference Paper
Development and Validation of a New Hardware for a Somatosensorial Electrical Stimulator Based on Howland Current-Source Topology
Several neuropathies of the peripheral nervous system (PNS) cause sensory dysfunction, leading to information distortion or even sensory loss. For instance, Diabetes nerve-damaging process leads to progressive...
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Chapter and Conference Paper
Measurement Techniques of Hounsfield Unit Values for Assessment of Bone Quality Following Decompressive Craniectomy (DC): A Preliminary Report
The purpose of this study was to evaluate how skull density behaves after decompressive craniectomy (DC) through Hounsfield Unit (HU) quantification (Hounsfield in J Comput Assist Tomogr 4(5):665–674 [1]). The...
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Chapter and Conference Paper
VGG FACE Fine-Tuning for Classification of Facial Expression Images of Emotion
The human facial expression of emotions is an important way of nonverbal communication. Six facial expressions of emotions are considered distinguishable by the face image from a neutral expression: anger, dis...
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Chapter and Conference Paper
Intermittent Suctioning for Patients Under Artificial Ventilation: A Digital Model Study
Endotracheal Suctioning is a clinical resource commonly used for the bronchial hygiene of patients under artificial ventilation. This work aims to propose a new procedure to avoid damage to the patient during ...
