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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Belastningsergonomiska förbättringar hos Saab Automobile AB : och dess effekter på produktivitet och kvalitet

Sollén, Jimmie January 2007 (has links)
<p>I Saab Automobile AB:s monteringsfabrik produceras cirka 130 000 bilar per år. Arbetet på monteringslinan blir därför monotont, och operatörerna har ett belastningsergonomiskt ansträngande arbete. Av denna anledning utvecklade Saab sin egen belastningsergonomiska utvärderingsmall BUMS, som ligger som grund för hur företaget hanterar belastningsergonomiska frågor. Under 2006 har Saab arbetat med ett projekt, LYFTET, för att förbättra den belastningsergonomiska situationen på Saabs arbetsplatser.</p><p>Syftet med detta examensarbete är att undersöka om arbetsstationer som, utifrån BUMS-bedömningar, klassats belastningsergonomiskt dåliga arbetsstationer är relaterade till sämre kvalitet, lägre produktivitet och därmed högre kostnader jämfört med övriga arbetsstationer. Examensarbetet ska även undersöka om förbättringar inom LYFTET ger bättre kvalitet, högre produktivitet, fysiskt lättare arbete och belastningsergonomiskt bättre arbetsstationer.</p><p>Kvalitetsdata, produktivitetsdata och BUMS-data från Saabs monteringsfabrik har samlats in, analyserats och bearbetas, samt litteratur och forskningsartiklar har byggt upp en bas i form av en referensram. Resultaten har sedan diskuterats utifrån denna referensram och slutsatserna har tagits fram.</p><p>Resultatet visar att en arbetsstation som har BUMS-klassats som belastningsergonomiskt dålig (röd) producerar fyra gånger så många fel som en belastningsergonomiskt bra arbetsstation (grön). Resultatet indikerar även vissa samband mellan produktivitet och belastningsergonomi. På dörrlinan har LYFTET minskat besvären för operatörerna, gett fysiskt lättare arbete, minskat antalet kvalitetsfel och har haft en positiv effekt på produktiviteten.</p><p>De slutsatser man kan dra av detta arbete är att BUMS kan användas som ett verktyg för att förbättra kvalitet, samtidigt som arbetsmiljön förbättras. Det finns både rent ekonomiska och personalekonomiska aspekter som åskådliggör nackdelarna med belastningsergonomiskt dåliga arbetsstationer. LYFTET har varit ett bra projekt på dörrlinan och har inneburit att den belastningsergonomiska arbetsmiljön har förbättrats samtidigt som de ekonomiska konsekvenserna av LYFTET har varit positiva.</p>
2

Belastningsergonomiska förbättringar hos Saab Automobile AB : och dess effekter på produktivitet och kvalitet

Sollén, Jimmie January 2007 (has links)
I Saab Automobile AB:s monteringsfabrik produceras cirka 130 000 bilar per år. Arbetet på monteringslinan blir därför monotont, och operatörerna har ett belastningsergonomiskt ansträngande arbete. Av denna anledning utvecklade Saab sin egen belastningsergonomiska utvärderingsmall BUMS, som ligger som grund för hur företaget hanterar belastningsergonomiska frågor. Under 2006 har Saab arbetat med ett projekt, LYFTET, för att förbättra den belastningsergonomiska situationen på Saabs arbetsplatser. Syftet med detta examensarbete är att undersöka om arbetsstationer som, utifrån BUMS-bedömningar, klassats belastningsergonomiskt dåliga arbetsstationer är relaterade till sämre kvalitet, lägre produktivitet och därmed högre kostnader jämfört med övriga arbetsstationer. Examensarbetet ska även undersöka om förbättringar inom LYFTET ger bättre kvalitet, högre produktivitet, fysiskt lättare arbete och belastningsergonomiskt bättre arbetsstationer. Kvalitetsdata, produktivitetsdata och BUMS-data från Saabs monteringsfabrik har samlats in, analyserats och bearbetas, samt litteratur och forskningsartiklar har byggt upp en bas i form av en referensram. Resultaten har sedan diskuterats utifrån denna referensram och slutsatserna har tagits fram. Resultatet visar att en arbetsstation som har BUMS-klassats som belastningsergonomiskt dålig (röd) producerar fyra gånger så många fel som en belastningsergonomiskt bra arbetsstation (grön). Resultatet indikerar även vissa samband mellan produktivitet och belastningsergonomi. På dörrlinan har LYFTET minskat besvären för operatörerna, gett fysiskt lättare arbete, minskat antalet kvalitetsfel och har haft en positiv effekt på produktiviteten. De slutsatser man kan dra av detta arbete är att BUMS kan användas som ett verktyg för att förbättra kvalitet, samtidigt som arbetsmiljön förbättras. Det finns både rent ekonomiska och personalekonomiska aspekter som åskådliggör nackdelarna med belastningsergonomiskt dåliga arbetsstationer. LYFTET har varit ett bra projekt på dörrlinan och har inneburit att den belastningsergonomiska arbetsmiljön har förbättrats samtidigt som de ekonomiska konsekvenserna av LYFTET har varit positiva.
3

Kerouac's Dharma Bums (1958) & DeLillo's Americana (1971): An Investigation of the Influences of Media, Spatiality, & Buddhism on Selfhood in Mid-twentieth-century American Culture & Consciousness

Gregor, Alex Ryan 10 May 2014 (has links)
In Dharma Bums (1958), by Jack Kerouac, and Americana (1971), by Don DeLillo, the authors explore the complexity of selfhood as pertaining to individual identity and subjectivity in mid-twentieth century American culture and consciousness, paying specific attention to the relation that these concepts have with media, spatiality, and Buddhism. Although numerous critics provide extensive analyses of these texts, authors, and themes, no critic has paired these texts and authors, and investigated these particular themes in relation to selfhood. I argue that in Dharma Bums and Americana, Kerouac and DeLillo each investigate the influence of media, spatiality, and Buddhism on selfhood, as well as provide competing models of selfhood that offer either self-transformation or self-limitation.
4

Análise morfológica do reparo de queimaduras de segundo grau submetidas ao tratamento com membrana de celulose microbiana associada ao laser AIGalnPA660nm em ratos albinos wistar

Noia, Manuela Pimentel January 2009 (has links)
Submitted by Ana Maria Fiscina Sampaio (fiscina@bahia.fiocruz.br) on 2012-12-05T17:48:49Z No. of bitstreams: 1 Manuela Pimentel Noia Analise morfologica... 2009.pdf: 53986507 bytes, checksum: 6bacd323a0ebd8a0747612714413fd93 (MD5) / Made available in DSpace on 2012-12-05T17:48:49Z (GMT). No. of bitstreams: 1 Manuela Pimentel Noia Analise morfologica... 2009.pdf: 53986507 bytes, checksum: 6bacd323a0ebd8a0747612714413fd93 (MD5) Previous issue date: 2009 / Fundação Oswaldo Cruz. Centro de Pesquisas Gonçalo Moniz. Salvador, Bahia, Brasil / As queimaduras de um modo geral apresentam altas incidências no Brasil e no mundo, culminando, em muitos casos, em necessidade de atenção hospitalar. Muitas alternativas terapêuticas tem sido propostas no sentido minimizar o sofrimento dos pacientes que são acometidos por este tipo de agressão, dentre elas está a membrana de celulose microbiana, detentora de propriedades peculiares que a tomam um material altamente promissor na aceleração do processo cicatricial bem como a terapia Laser de baixa potencia, conhecidamente, eficiente na biomodulação de processos biológicos. Levando em consideração a escassez de estudos experimentais que contemplem as queimaduras, em especifico, as de segundo grau, bem como a associação da laserterapia a membrana de celulose microbiana no tratamento destas, o presente estudo teve como objetivos estabelecer um modelo experimental capaz de reproduzir uma queimadura de segundo grau e avaliar histológicamente do processo de reparo dessas lesões induzidas em dorso de ratos e submetidas a tratamento com membrana de celulose associada ao Laser AIGalnP. 660nm, 40mW. Para este fim foram utilizados 64 ratos Wistar albinus machos divididos em 4 grupos: Controle: sem tratamento (n=16); Gí:Tratado com Laser (n=16); Gll: Tratado com Membrana (n=16) e GIH: Tratado com Membrana e Laser (n=16). Uma queimadura quadrada padronizada de 4cm^foi irKiuzida no dorso dos ratos de todos os grupos. Após a realização da queimadura foi aplicada a membrana de celulose microbiana; nos grupos pré-estabelecidos o protocolo de laserterapia foi executado, imediatamente após a queimadura e a cada 48 horas com a dosimetria de 20J/cm^ por sessão, até o sacrifício, que se deu em 24h, 3, 7 e 14 dias. Os espécimes foram fixados em formalina tamponada e processados histológicamente pelas colorações H/E, Picrosírius e Orceína, sendo posteriormente realizada a análise microscópica e estatística dos dados (testes de Kolmogorov Smirnov e Exato de Fisher). Ao final da análise dos resultados apesar de não haverem diferenças relevantes estatisticamente, foi observada um aumento da quantidade de vasos neoformados e edema de graduação intensa, no grupo tratado apenas com Laser em especial no sétimo dia experimental e uma redução marcante das fibras elásticas a medida que o experimento evoluía, em todos os grupos estudados. Um resultado interessante verificado neste estudo foi a presença de adipócitos na derme reticular superficial. Dessa forma concluímos que: O modelo proposto foi capaz de reproduzir a queimadura de segundo grau; Independente da modalidade de tratamento empregada a queimadura de segundo foi por si só capaz de induzir a redução das fibras elásticas na pele de ratos; A agressão representada pela queimaduras de segundo grau parece ter sido responsável pelo surgimento de células adiposas na derme até o sétimo dia experimental. / In general, there are great incidences of cutaneous burns in Brazil and worldwide, and very often, there is a need for the hospitalization of patients. In the last few years, many alternative therapies have been proposed to minimize the suffering of patients who are affected by this type of injury. Among them is the microbial cellulose membrane which holds unique properties making it a promising material in accelerating the healing process. On the other hand, the low-level-laser therapy is known as an efficient modulator of biological systems. Taking literature into account, there are very few experimental studies focusing on cutaneous bums, pariiculariy the second-degree related and also the associatton of laser therapy and the microbiane cellulose membrane in the treatments of these lesions. Therefore, the present study is aimed at establishing an experimental model for cutaneous second degree burns and to histologically evaluate the healing process of these kind of lesions induced in the dorsal surface of wistar rats subjected to treatment with micobial microbiane cellulose membrane associated or not with AIGalnP l-aser, 660nm, 40mW. For that purpose, we used 64 male \Mstar albinos rats placed into four groups: Control: with no treatment (n=16), Gl: Treated with laser (n=16), Gil: Treated with membrane (n=16), and Gill: Treated with laser and membrane (n=16). A standard 4 cm^ bum was inflicted on the back skin of all the rats in each group. According to the experimental groups, the microbiane cellulose membrane was applied to the burnt area of the animals and the established Laser protocol was immediately run after the surgical procedures, and later on every 48 hours with a dose of 20J/cm‘. The animals/specimen were sacrificed under C0> atmosphere at 24 hours, three, seven and 14 days. The skin samples were fixed in buffered formalin, embedded in parafin and histological slides with 4 ¡j thick were prepared. These slides were stained in HE, Sirius Red and Orcein and analysed by light microscopy. Data were statistically analysed (Kolmogorov Smirnov and Fisher’s Exact tests). Despite the absence of statistical significance (maybe due to the small number of rats per group) the results showed an higher number of newly formed blood vessels and exacerbated edema after seven days in the group treated only with Laser All groups exhibited a reduction of elastic fibers which became more evident at the end of the experiments. One interesting result was the presence of addipose cells inside the reticular demnis in all the groups. We concluded that: The proposed experimental nmdel was able to reproduce a second degree skin bum; The second degree bum induced the reducing of the elastic fibers; The injury represented by the bum might be responsable for the presence of adipocytes in the denmis till the seventh experimental day.
5

A profile of burn injuries among children aged 0-12 years at the Black Lion hospital, Addis Ababa, Ethiopia (1996-2001)

Woldegiorgis, Worku January 2003 (has links)
Magister Scientiae (Physiotherapy) - MSc(Physio) / Millions of patients with burns require medical attention each year. Impairments, disabilities and handicap due to burn injuries among children are increasing. One possible reason could be that burn injury prevention were not given as much attention as infectious diseases such as leprosy, and tuberculosis (TB). The purpose of the study was to compile a profile of burn injuries among children aged 0-12 years, who were treated at the Black Lion Hospital (BLH) between 1996 and 2001 in Ethiopia. A retrospective, quantitative study design was chosen. Data was collected from the hospital records of 250 children seen with burn injuries. Clinical data, such as the cause and severity of the burn, and socio-demographic data such as the age of the child and his or her caregivers, their socio-economic status and educational levels, were captured. Descriptive and inferential statistical analyses of the data were carried out between socio-demographic variables and the burn injuries. The Chi-squared statistical test was used to identify associations and differences between selected variables. The major causes of thermal burns were hot liquids (63.4%) and flames (36.6%). The highest prevalence of burn injuries occurred in those children in the care of illiterate caregivers (p<0.01). The highest risk environment for burn accidents was identified as the kitchen (p<0.05). Most of the burns (64%) occurred in the children below the age of five years old. This finding was not statistically significant but it is of great clinical importance. Health and safety promotion programmes aimed at carers to minimize the risk of childhood disabilities due to burn injuries are recommended. Caregivers and school children have to be taught to use simple fire prevention procedures to avoid thermal burn injuries. Although the results of this study cannot be generalized, it provides a glimpse of the burn status and causes of thermal burn at BLH. However, in order to get more comprehensive information it is important to obtain information from more hospitals in the country through prospective studies.
6

Some lost bliss : tracing the dark night of the soul in Jack Kerouac's 'Visions of Gerard', 'The dharma bums', 'Desolation angels', and 'Big Sur' : and an excerpt from the novel 'Mayor of Hollywood'

Brophy, Mary-Beth January 2011 (has links)
The research and creative portions of this thesis develop from the various responses individuals experience in the wake of a loss. The research into the evolution of faith in author Jack Kerouac's 'Duluoz Legend' and the central storyline of the novel 'Mayor of Hollywood' spring from the same well: the crossroads between death and faith. The research piece concerns itself with Kerouac's exploration of the spiritual interior in the wake of the death of his protagonist's older brother, developing a personal faith that blends Buddhism and Catholicism unfettered by formal religious practice, mirroring instead an older path of Catholic mysticism. Mayor of Hollywood explores the opposite side of the religious coin: the protagonist, Lucy Cassidy, has little compelling interest in her own spiritual existence but must address the practicalities of her partner's formal practice of Catholicism, including dietary restrictions, regular worship, moral strictures, and the religious formalization of the guilt process. At the same time, Lucy and Mark must resolve several deaths that have occurred, substituting the secular path of crime detection for the more spiritual quest to reunite with God. Linked by the shared topic of death, the two halves of the thesis address faith as a whole, exploring the interior and exterior spiritual life.

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