نتایج جستجو برای: radiographic film classification
تعداد نتایج: 606083 فیلتر نتایج به سال:
IT is possible to obtain a radiographic view of the naso-lacrimal canal "end-on" by directing a beam of x-rays down the axis of the canal to a film held horizontally in the mouth: the centre of the film is placed near the site of the first molar tooth (Brunetti, 1930; Kopylow, 1930; Toth, 1933), or the second pre-molar. Examples of such radiographs are shown in Figs 1, 2, and 3. The present inv...
Methods The inclusion criteria included the following: diagnosis of evolutive idiopathic scoliosis (I.S.), exclusive treatment with the Cheneau brace, at least 30 months of treatment, and a minimum follow up of 20 months. Every patient was studied with anamnesis, clinic exam, and a radiographic examination. The following was obtained from the medical history: age, sex, BMI, type of scoliosis, p...
After visual and optical testing (VT), the next method of nondestructive testing (NDT) most commonly employed in industry is radiographic testing. Also simply referred to as radiography, it is perhaps the most versatile of the nondestructive testing methods.[1] The basic radiographic process in use today is in large part still the same as it was when it was introduced in the late 1800s. Radiogr...
Valgus deformity can exist during knee flexion besides extension, which could lead to patellofemoral joint instability and soft tissue imbalance in the flexion gap, and thus complicate the surgical procedures. Valgus deformity during knee flexion can be measured by radiographic analysis using long‐film radiograph and computed tomography (CT) scans.[4] It usually results from a bone defect in th...
background and aims. autogenous bone graft is commonly used for reconstruction of bone defects in routine surgical procedures. the complexity of producing bone grafts and their application has lead to the use of human bone matrix gelatin (hbmg). the present study was conducted to compare the efficacy of hbmg and autograft on the reconstruction of bone defects in rats. materials and methods. in ...
To determine the characteristic curve of the radiographic screen/film systems in a short focal spot-film distance, the inverse square sensitometric method was modified by changing the radiation intensity with two kinds of filters. The characteristic curves obtained in the two exposure series with these two kinds of filters were overlapped to obtain a complete one. The characteristic curve thus ...
This pictorial review focuses on basic procedures performed within the field of podiatric surgery, specifically for the hallux abductovalgus or "bunion" deformity. Our goal is to define objective radiographic parameters that surgeons utilize to initially define deformity, lead to procedure selection and judge post-operative outcomes. We hope that radiologists will employ this information to imp...
BACKGROUND Radiographic parameters to evaluate the cervical spine in adult deformity using 36-inch films have been proposed. While 36-inch films are used to evaluate spinal deformity, dedicated cervical films are more commonly used to evaluate cervical spine pathology. The purpose of this study is to determine correlations between sagittal measures from a dedicated cervical spine radiographs an...
Purpose With the development of digital X-ray imaging and processing methods, the categorization and analysis of massive digital radiographic images need to be automatically finished. What is crucial in this processing is the automatic retrieval and recognition of radiographic position. To address these concerns, we developed an automatic method to identify a patient's position and body region ...
OBJECTIVE To study radiographic findings in abnormal chest films from screening programs as part of a Sustained and Holistic Health Care in Priests and Novices in Commemoration of His Majesty the King's 60 Years Accession to the Throne MATERIAL AND METHOD A retrospective, descriptive study of chest x-ray findings in phase l of the screening of chest film program was performed between February...
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