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Optical Surface Monitoring系统跟踪运动靶区的位置精度和剂量精度验证
Optical Surface Monitoring System 锥形束CT 运动跟踪 模体 放射剂量 位置精度
2020/6/12
评估Optical Surface Monitoring System（OSMS）测量靶区运动的几何精度和使用OSMS跟踪运动靶区放疗时的剂量精度。方法：[①]分别使用OSMS与锥形束CT监测腹部模体的位置，通过移动治疗床使模体产生位移和旋转，对比二者对模体位置的测量结果；[②]用呼吸运动平台搭载MatriXX二维电离室阵列，测量不同跟踪阈值时模体内相对剂量，分别与计划剂量分布对比，分析不同跟踪阈...
Prevalence of Hepatitis B Surface Antigen in Pregnant Women in Beheshti Hospital of Kashan, Isfahan
Prevalence Hepatitis B Virus Hepatitis B Surface Antigen Pregnant Women
2015/11/9
Background: The transmission of hepatitis B virus (HBV) is parenteral, sexual and prenatal. Prevention of vertical transmission of HBV is extremely important, because HBV infection in early life usual...
The photogrammetric determination of head surface shape and alignment for the optical tomography of newborn infants
Tomography Alignment medical photogrammetry surface measurement
2015/8/25
The development of optical tomography at University College London (UCL) has been motivated by the urgent need for tools to monitor the brains of newborn infants who are vulnerable to brain injury dur...
Ocular Surface Squamous Neoplasia in Xeroderma Pigmentosum
Ocular surface squamous neoplasia Xeroderma pigmentosum
2015/7/10
Xeroderma pigmentosum (XP) is a rare genetic disorder associated with multiple oculocutaneous and neurological manifestations. It occurs due to deficiency of the enzymes responsible for repairing ultr...
The Effect of Landing Surface on the Plantar Kinetics of Chinese Paratroopers Using Half-Squat Landing
Half-squat landing plantar kinetics plantar pressure surface reaction force pressure time integral
2015/5/18
The objective of the study was to determine the effect of landing surface on plantar kinetics during a half-squat landing. Twenty male elite paratroopers with formal parachute landing training and ove...
The Effects of Surface-Induced Loads on Forearm Muscle Activity During Steering a Bicycle
Vibration transmission electromyography cycling road bike mountain bike
2015/5/18
On the bicycle, the human upper extremity has two essential functions in steering the bicycle and in supporting the body. Through the handlebar, surface- induced loads are transmitted to the hand and ...
Finswimming is a sport of speed practiced on the surface or underwater, in which performance is based on whole-body oscillations. The present study investigated the undulatory motion performed by fins...
A novel approach to evaluate the effect of medicaments used in endodontic regeneration on root canal surface indentation
BioDent calcium hydroxide double antibiotic paste endodontic regeneration triple antibiotic paste
2014/12/4
Objectives: To investigate the capability of a novel reference point indentation apparatus to test the indentation properties of root canal surface dentine treated with three intracanal medicaments us...
Caudal Vertebral Body Articular Surface Morphology Correlates with Functional Tail Use in Anthropoid Primates
atelinae caudal vertebrae cebinae curvature intervertebral disc articulation prehensile
2014/12/4
Prehensile tails, capable of suspending the entire body weight of an animal, have evolved in parallel in New World monkeys (Platyrrhini): once in the Atelinae (Alouatta, Ateles, Brachyteles, Lagothrix...
Cloning and Sequence Analysis of LipL32, a Surface–Exposed Lipoprotein of Pathogenic Leptospira Spp
Leptospirosis Leptospira Interrogans LipL32
2015/10/9
Background: Leptospirosis is a worldwide zoonosis caused by pathogenic Leptospira species. A major challenge of this disease is the application of basic research to improve diagnostic methods and rela...
Genotyping of Acanthamoeba Isolated From Surface and Stagnant Waters of Qazvin,Central Iran
Amoeba Acanthamoeba Iran
2015/9/30
The free living amoeba, Acanthamoeba spp are found and distributed in a wide variety of environmental sources including air, water, soil dust, vegetables as well as the skin, cornea, lung and brain of...
Double Band Double-Pulley Repair for Articular Surface Partial Tears of the Supraspinatus in Throwing Athletes: Improving the Transtendon Technique
Partial Tear Supraspinatus Tendon Throwing Athlete PASTA-Lesion PAINT-Lesion
2013/1/31
Disabled shoulders of throwing athletes typically present with extended undersurface partial tears of the rotator cuff, which include the posterior supraspinatus and the anterior infraspinatus tendon ...
The effect of sand-blasting and hydrofluoric acid etching on Ti CP2 and Ti CP4 surface topography
Titanium Surface Treatments Dental Implant Roughness
2013/1/31
Titanium is widely used in biomedical applications from many years for its interesting properties, nevertheless there are a large number of researchers studying the way to improve the performances of ...
Dens Evaginatus on Occlusal Surface of Maxillary Second Molar: A Case Report
Dens evaginatus Dental anomaly Maxillary second molar
2010/12/1
Dens evaginatus is a rare dental anomaly characterized by the development of a tubercle on the occlusal surface of the tooth and can cause pulpitis, pulp necrosis, and periapical periodontitis due to ...
Surface damages of zirconia by Nd:YAG dental laser irradiation
Zirconia Damage Nd:YAG Laser Welding
2010/11/30
The purpose of this study was to characterize the surface damages of zirconia by Nd:YAG dental laser irradiation through a systematic evaluation of the associated microstructural changes. Disk specime...