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Vibration-induced neuropathy in the hand

Popular Abstract in Swedish Vibrationsskador utgör idag ett av de största yrkesmedicinska problemen. Hälften av dem som arbetar med handhållna vibrerande verktyg får besvär från händerna på grund av skador på blodkärl och nerver. Nervskadan yttrar sig som domningar och stickningar i fingrarna med fumlighet och svaghet i handen. Skadan är allvarlig eftersom symptomen kan leda till försämrad handfunThe aim of this study was to investigate clinical, pathophysiological and structural aspects of vibration-induced peripheral neuropathy since work with hand-held vibrating tools may lead to progressive neurological and vascular hand symptoms. Symptomatic vibration-exposed men were examined clinically and by neurography, tactilometry, and vibrometry and by measurement of temperature perception thre

Three One-dimensional Bosons with an Internal Structure

A model of scattering of three one-dimensional particles is constructed by means of the extension theory of selfadjoint operators. The dispersion equation for the three-particle bound state energy is obtained and an exact mathematical expression for the corresponding wave functions is derived

Med rullstolen mot nya världar. En kulturanalytisk studie av habiliteringsträning i stadsmiljö med ungdomar som använder rullstol.

The study examines from a cultural analysis perspective how habilitation training can learn adolescents who use wheelchair to become more integrated in urban environments. The wheelchair is considered in this study mainly as an emancipator. A specific habilitation training, called “Wheelchair in the city”, is studied, that teaches adolescents to overcome the obstacles they meet in urban environmen

Developing contextual understanding of information security risks

Given the uncertainty and complexity of security risk analyses, there is a great need of tools for contextual inquiry supporting assessment of risk with multi-value scales according to different stakeholders’ point of view. Such tools can be used at individual level to help develop the understanding of a problem space. At the collective level, they can be used as a mean of communication to support

Moral Reality. A Defence of Moral Realism

The main aim of this thesis is to defend moral realism. In chapter 1, I argue that moral realism is best understood as the view that (1) moral sentences have truth-value (cognitivism), (2) there are moral properties that make some moral sentences true (success-theory), and (3) moral properties are not reducible to non-moral properties (non-reductionism). Realism is contrasted with non-cognitivism,

Enhancing the accentuated factor framework - dependencies between factors

Handheld computing and mobile information systems are continuously breaking new ground, with an increased importance for business. However, there is evidence that we still have lessons to learn concerning the design of handheld information systems. Handheld information system poses challenges to the designer in the unique properties of handheld technologies and the conditions of use of handheld te

Education into the future – Human factors courses with a systems perspective

For ergonomics/human factors solutions to be beneficial for society and its members it is vital to apply a systems level perspective. Students who will be the future engineers, designers, and managers of socio-technical systems need to gain an understanding of how ergonomics/human factors can be integrated in the design of workplaces, organisations, products, and services. This paper gives example