نتایج جستجو برای: accident prone segments

تعداد نتایج: 240325  

Journal: :The Journal of thoracic and cardiovascular surgery 2009
Paul E Pacheco Alex R Orem Ravindra K Vegunta Richard C Anderson Richard H Pearl

We present the case of a patient who sustained a massive flail chest from a snowmobile accident. All ribs of the right side of the chest were fractured. Nonoperative management was unsuccessful. Previously reported methods of rib stabilization were precluded given the lack of stable chest wall elements to fixate or anchor the flail segments. We present a novel surgical treatment in which Nuss b...

Journal: :Decision Making 2023

In this article, the hazard-based accident duration model and reaction time due to various types of distractions are considered. This analysis is mainly considered T-junction or T-junctions like all other forms road geometries which more prone accident. The proposed constructed by using a electronics devices along with driving simulator, study behavior yang inexperienced drivers as well an expe...

2013
Markus Deublein

In this paper a methodology for the development of multiple impact models for road networks is described. Road impacts can be categorized into impacts for different stakeholder groups, namely the public, the owner and the road users. The current investigations address multiple impacts only for road users, but the developed methodology can be extended to estimate the impacts of all stakeholder g...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2008
Pavel Hasal Milan Jahoda Ivan Fort

Chaotic features of the macro-instability (MI) of flow patterns in stirred tanks are studied in this paper. Datasets obtained by measuring the axial component of the fluid velocity and the tangential force affecting the baffles are used. Two geometrically identical, flat-bottomed cylindrical mixing tanks (diameter of 0.3m) stirred with either pitched blade turbine impellers or Rushton turbine i...

2011
Radhakrishnan Gopalan Kangzhen Xie Sam M. Walton

Focusing on economic distress episodes in an industry, we estimate the effect of conglomeration on resource allocation. Distressed segments have higher sales growth, higher cash flow, and higher expenditure on research and development than single-segment firms. This is especially true for segments with high past performance, for unrated firms, and in competitive industries. Single-segment firms...

2012
Taimur Usman Liping Fu Luis F. Miranda-Moreno

Most accident prediction models belong to the count data regression models, in particular the negative binomial model, which assumes all data or cases are statistically independent. This assumption, however, may be violated when repeated observations over multiple periods (e.g., yearly accident counts) at the same locations (e.g., intersections and road segments) are used as independent cases i...

Journal: :Advances in technology 2021

In this study, the southern expressway, which is first and lengthiest E class highway (126 km) in Sri Lanka, was analysed for roadside accident incidences. The primary objective of paper to identify best-fit interpolation techniques hotspots' most distinctive causes vehicular crashes. details were collected from Police Headquarters consisting 966 accidents that took place during period 2015 201...

2017
Shikha Verma Sharad Chaudhari

BACKGROUND The mining industry is known worldwide for its highly risky and hazardous working environment. Technological advancement in ore extraction techniques for proliferation of production levels has caused further concern for safety in this industry. Research so far in the area of safety has revealed that the majority of incidents in hazardous industry take place because of human error, th...

Journal: :International journal of advanced research 2022

Trauma is one of the leading causes death and maxillofacial injuries are more common in Road traffic accident. Post traumatic hematoma a self limiting one. Hematoma injury following an RTA usually associated with fracture facial bones. It occurs mainly due to breach periosteum osseous bleeding from fractured bone segments. Here we present case report expanding post no fractures its management.

Journal: :Radiology 2002
Jeffrey D McTavish Masahiro Jinzaki Kelly H Zou Richard D Nawfel Stuart G Silverman

PURPOSE To evaluate several protocols for depiction of the urinary collecting system with multi-detector row computed tomographic (CT) urography. MATERIALS AND METHODS Fifty-one patients with hematuria or a suspicious renal mass underwent CT urography, during which thinly collimated (1-mm) pyelographic phase scanning was performed 8-10 minutes after contrast medium administration. Patients we...

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