Wear behaviour of UHMWPE reinforced by carbon nanofiller and paraffin oil for joint replacement.

The majority of artificial joints incorporate biomedical grade Ultra High Molecular Weight Poly Ethylene (UHMWPE), whose wear is considered most important in controlling service time of the whole joint. The aim of this work was to improve wear resistance of UHMWPE through the addition of 0.5-2.

[Stress and work. Result of an epidemiological investigation among the voluntary postal and telecommunications personnel of the Calabria region].

The Stress, in consequence of the alterations neuroendocryne to it correlated, as cause of pathology is often suitable, professional and not, among the various. But the circumstance that it can recognize causal moments in the different existential situations makes difficult to bring back the cause of a lot of pathologies to the only working stress somehow in relationship with the working activity. To overcome this "enpasse" I diagnose the authors they apply, in one epidemiological job of theirs, with methodological iter that considers, above all, the efficient and conclusive role of the working factor.

[Evaluation of noise risk in roadmen].

The activity of roadman is not much knowed. The evalutation of the risk evidences the noise and vibrations as the principal polluter. The aim of our study is to go into the knowledge of the working risk of that job.

[The demonstration of the connection of cause in the professional allergic pathology not tabulated. Utility and limits of the allergometric tests].

The Sentences of the Constitutional Court no 179/88 and 206/88 have of done modified the system insurance of the professional illnesses. To the old tabular system to the pathologies for which the legal conceitedness of origin is in force they are added those pathologies that need to be shown with burden of test of the applicant. And necessary to resort to the criterion pathogenetic for the geneses pathologies plurifactorialy or to non certain etiology.

[Chronic pelvic pain in women and prevalent orthostatic work. Preliminary results of a study on health staff of the surgical field].

Background: The purpose of this research is to estimate the causal and/or pre-existing causal influence of some working factors, such as the standing (position) in pelvic pain syndrome, in relation to the reduction in working performance.

Methods: The research was carried out by means of an inclusive questionnaire, the purpose being to analyse anamnestic and working information. The questionnaire was proposed to a group of female sanitary staff selected in relation to their working activity.