نتایج جستجو برای: fracture geometrics

تعداد نتایج: 95033  

Journal: :archives of trauma research 0
mitsuaki noda department of orthopedics, konan hospital, kobe, japan; department of orthopedics, konan hospital, kobe, japan. tel: +81-788512161, fax: +81-788210962 yasuhiro saegusa department of orthopedics, konan hospital, kobe, japan masayasu takahashi department of orthopedics, konan hospital, kobe, japan daichi tezuka department of mechanical engineering, graduate school of engineering, kobe university, kobe, japan kazuhiko adachi department of mechanical engineering, graduate school of engineering, kobe university, kobe, japan kazuya naoi department of mechanical engineering, graduate school of engineering, kobe university, kobe, japan

conclusions the most relevant finding was that hook pinning in pauwels type iii fracture may result in delayed :union: or non:union: due to significantly increased stress of a traction force at the fracture site that works to displace the fracture. however, in a pauwels type i fracture, increased compression stress contributes to stabilize it. surgeons are recommended not to treat pauwels type ...

Journal: :trauma monthly 0
reza tavakoli darestani department of orthopedics, imam hossein medical center, shahid beheshti university of medical sciences, tehran, ir iran; department of orthopedics, imam hossein medical center, shahid beheshti university of medical sciences, tehran, ir iran. tel.: +98-2177558081, fax: +98-2177557069 gholamhosein kazemian department of orthopedics, imam hossein medical center, shahid beheshti university of medical sciences, tehran, ir iran mohammad emami moghaddam department of orthopedics, imam hossein medical center, shahid beheshti university of medical sciences, tehran, ir iran alirea manafi rasi department of orthopedics, imam hossein medical center, shahid beheshti university of medical sciences, tehran, ir iran yadollah alipour department of orthopedics, imam hossein medical center, shahid beheshti university of medical sciences, tehran, ir iran mohammad mahdi bagherian lemraski department of orthopedics, imam hossein medical center, shahid beheshti university of medical sciences, tehran, ir iran

conclusions we recognized this type of fracture and treated it similarly to both column fractures. we recommend that the classification of acetabular fractures be modified to include this type of fracture. introduction acetabular fractures are a common problem among young males. an acetabular fracture with disruption of the joint surface, if untreated, will rapidly lead to post-traumatic osteoa...

Journal: :مجله پزشکی ارومیه 0
نسرین نوایی فر nasrin navaeifar orthopedic surgery department, imam khomeini hospital, urmia university of medical sciences, urmia, iranارومیه، دانشگاه علوم پزشکی ارومیه، مرکز آموزشی و درمانی امام خمینی (ره)، تلفن: 09111358426سازمان اصلی تایید شده: دانشگاه علوم پزشکی ارومیه (urmia university of medical sciences) فردین میرزاطلوعی fardin mirzatolouei professor,orthopedic surgery department, faculty of medicine, imam khomeini hospital, urmia university of medical sciences, urmia, iranاستاد ارتوپدی، دانشگاه علوم پزشکی ارومیه، ارومیه، ایرانسازمان اصلی تایید شده: دانشگاه علوم پزشکی ارومیه (urmia university of medical sciences) فائز باقری faez bagheri orthopedic surgery department, faculty of medicine, imam khomeini hospital, urmia university of medical sciences, urmia, iranدانشگاه علوم پزشکی ارومیه، ارومیه، ایرانسازمان اصلی تایید شده: دانشگاه علوم پزشکی ارومیه (urmia university of medical sciences)

abstract we report a 71 year-old patient with intertrochanteric fracture who had been managed with dhs and her healed fracture complicated by a subcapital femoral neck fracture. a subcapital femoral neck fracture complicating a healed intertrochanteric fracture is rare but catastrophic event. such cases are managed in a hetereogenous manner, i.e. there exists a mixture of cases treated by eithe...

ژورنال: مجله دندانپزشکی 1998
فقیه نصیری, الهام , محمودیان, ژاله , کوثری, علی ,

Anterior tooth crown fracture in children is something that each dentist will confront many times during his professional career.We studied the prevalence of anterior teeth crown fractures between 7-14 years old students in Tehran and some relevant factors like sex, age, the traumatized tooth, amount of overbite and overjet, upper lip coverage, jaw that had fractured tooth or teeth and place of...

Journal: :trauma monthly 0
younis kamal postgraduate department of orthopaedics, government medical college (gmc) srinagar, srinagar, india; postgraduate department of orthopaedics, government medical college (gmc) srinagar, srinagar, india. tel: +91-9906966960 hayat ahmad khan postgraduate department of orthopaedics, government medical college (gmc) srinagar, srinagar, india naseemul gani postgraduate department of orthopaedics, government medical college (gmc) srinagar, srinagar, india anil gupta postgraduate department of orthopedics, government medical collage jammu, university of jammu, jammu, india dara singh postgraduate department of orthopedics, government medical collage jammu, university of jammu, jammu, india snobar gul postgraduate department of anatomy, government medical college srinagar, kashmir university, srinagar, india

conclusions managing such patients needs a proper transport facility, proper care during transport, appropriate evaluation in the hospital and prompt conservative or operative treatment. treatment is usually safe and effective by well trained professionals with good clinical and radiological outcomes. patients and methods thirty patients (22 males, 8 females) with upper cervical spine injuries ...

Journal: :the archives of bone and joint surgery 0
mohammad h taraz jamshidi orthopedic research center, shahid kamyab trauma center, mashhad university of medical sciences, mashhad, iran masoud mirkazemi orthopedic research center, shahid kamyab trauma center, mashhad university of medical sciences, mashhad, iran ali birjandinejad orthopedic research center, shahid kamyab trauma center, mashhad university of medical sciences, mashhad, iran

hip dislocation occurs when the femur does not break and the force is transmitted towards the hip joint leading to a posterior dislocation of the femoral head with or without posterior acetabular fracture. we present the case of a 26 year old patient involved in motor vehicle accident. clinical and imaging (radiography, ct) examination revealed an intertrochanteric fracture associated with ipsi...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
e. amin salehi dept. of restorative dentistry, dental school, islamic azad university of medical sciences, tehran, iran. m. ghorbani dept. of restorative dentistry, dental school, islamic azad university of medical sciences, tehran, iran. r. hassani z. amirzadeh dept. of oral medicine, dental school, islamic azad university of medical sciences, tehran, iran.

objective: introduction of fiber-reinforced composites (frc) greatly enhanced the restoration of fractured anterior teeth. the purpose of this study was to assess the effect of fiber reinforcement on fracture resistance of incisal edge composite restorations of variable thicknesses. methods: forty extracted sound human maxillary incisors were divided into four groups of 10. incisal reduction wa...

The onshore oil and natural gas industries of China have started a large-scale development when crude oil reserves have been difficult to recover. The stratum fracture modification is an indispensable measure to efficiently develop oil and gas fields. Hydraulic fracturing is the most important reservoir stimulation technique, but it is still faced with various problems such as the failure to fr...

Journal: :SSRG international journal of civil engineering 2023

The study aims to make geometric improvements State Highway 16 Aluva town Kothamangalam, situated in the district of Ernakulam Kerala, India. length project road is 34.340km. paper deals with literature review and data collection, identification deficiencies, possible realignments, alignment, vertical profile cross-sections estimation costs.

The fracture mechanics examines the development and expansion of cracks in solids and how they affect the deformation of materials. The stress intensity factors at the tip of the crack and the critical stress intensity factors or fracture toughness of materials are considered in the relevant criteria. There are three main modes of applying forces to a crack including the tensile mode, shear mod...

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