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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

Eine retrospektive Untersuchung zum Behandlungserfolg von Recallpatienten, die im parodontologischen Behandlungskurs von Studierenden betreut wurden / A retrospective evaluation of the effect of supportive periodontal therapy (SPT) in patients treated by dental students

Hösemann, Sonja 09 July 2013 (has links)
No description available.
2

The effects of a steer assist system on bicycle postural control in real-life safety challenges

Alizadehsaravi, Leila, Moore, Jason K. 03 January 2023 (has links)
With aging, the sensory, motor, and central nervous system deficiencies lead to inadequate bicycle postural control in older cyclists. Similarly, variety in riding skills leads to different bicycle postural control strategies. Cycling seems to be an automated task but keeping the bicycle stable at low speed, pedaling, and steering requires continuous physical and cognitive effort, and in long term may lead to fatigue induced by steering and stabilizing the e-bike at low forward speeds especially in older cyclists. E-bikes enables riders to cycle for langer duration and distance by reducing the physical fatigue. There is an increasing societal interest in electric bicycles where in 2021, 26. 73 billion US dollars worldwide have been invested on e-bikes and by 2027 this global market size will increase to 53.53 billion US dollars (Statista). However, with increased numbers of e-bikes, bicycle accidents due to inadequate steering and balance control by older cyclists have increased, which suggests needs for extra safety measures to maintain balance on a bicycle for challenging situation such as facing undesired disturbances or low forward speeds. We developed a prototype steering assist which aims to increase safety and improve the user experience, by reducing the steering effort and enhancing the bicycle postural control (rider-bike balance control). We investigated the potential effectiveness ofthe steering assist technology in real life challenging situations. Our present study should be considered exploratory research to find the potential effectiveness of the steering assist technology in improving the user experience and safety compared to a non-assistive e-bike. The improved bicycle postural control is validated by smaller range, variability, and rate of steering and roll trajectories when the rider is subjected to an unwanted disturbance. Improved bicycle postural control is expected based on the reduced need for compensatory behavior in the presence of assistive technology. Decreased steering effort is expected due to reduced demand for acute steering control in the anticipatory control strategy.
3

Nachweis potenziell parodontopathogener Bakterien bei gesunden und erkrankten Implantaten in der unterstützenden Implantattherapie / Ergebnisse einer praxisbasierten Querschnittsstudie / Detection of potentially periodontopathogenic bacteria for healthy and diseased implants in supportive implant therapy / Results of a practice-based cross-sectional study

Gollasch, Daniel 28 May 2020 (has links)
No description available.
4

Lehrqualität in der universitären Medizin / Hinderliche und förderliche Faktoren guter Lehre aus Sicht der Lehrenden und Darstellung der Implementierung eines innovativen Evaluationskonzepts / Teaching quality in undergraduate medical education / Facilitators and barriers of high-quality teaching in medical school perceived by clinical teachers and description of the implementation of an innovative evaluation concept

Schiekirka-Schwake, Sarah Nina 10 May 2019 (has links)
No description available.
5

Eine Nachuntersuchung von parodontal behandelten Recallpatienten in einer privatzahnärztlichen Praxis / A follow-up of treated periodontal recall patients in a private dental practice

Jablonski, Michael 25 May 2011 (has links)
No description available.
6

Insights, Ideen und Innovationen: Ethnografische Nutzerforschung als Methode der Innovationsentwicklung

Schulz, Jörn 17 October 2017 (has links)
Ein Blick in die Innovationsabteilungen international agierender Konzerne wie z.B. Intel, Google, Nokia, IBM oder die Deutsche Telekom verrät: große Unternehmen setzen auf ethnografische Forschung bei der Innovationsentwicklung. Unter Fachbezeichnungen wie Business Anthropology, Corporate Ethnography, Commercial Ethnography und anderen ist dabei ein Wissenschaftszweig der Ethnologie und Kulturanthropologie entstanden, der sich mit dem Einsatz von Ethnografie im privatwirtschaftlichen Bereich auseinandersetzt. In diesem Diskurs über Ethnografie im Dienste der Privatwirtschaft ist diese Dissertation zu verorten. Dabei geht es um Ethnografie, die eingesetzt wird, um latente Bedürfnisse und Wünsche sowie Alltagsprobleme von Nutzern zu identifizieren und daraus Ideen für innovative Produkte und Services entwickeln zu können, die in die Lebenswirklichkeiten der Nutzer passen. Anhand der Fallstudienbeschreibung einer ethnografischen Nutzerforschung für das Projekt FLEX 2.0 beim Team User Driven Innovation (UDI) in den Telekom Innovation Laboratories (T-Labs) soll exemplarisch illustriert werden, wie Ethnografie in der Privatwirtschaft verstanden wird und wie sie durchgeführt werden kann. Einer der zentralen Aspekte dieser Dissertation ist es zu erörtern, ob der Einsatzkontext Auswirkungen auf die Ethnografie hat und welche das gegebenenfalls sind. Entstanden ist dabei eine Dissertation, die dreierlei Punkte erfüllen soll: 1. Der Text möchte eine bei UDI durchgeführte ethnografische Nutzerforschung möglichst transparent und nachvollziehbar machen und durch eine szenische Darstellung Schritt für Schritt zeigen, wie ethnografische Forschung in der Privatwirtschaft aussehen kann. 2. Diese Arbeit ist auch als eine Anleitung für das Durchführen einer eigenen ethnografischen Nutzerforschung zu lesen. Praxistipps, Kontextinformationen und einige Dokumentenvorlagen sollen helfen, die Organisation einer ethnografischen Nutzerforschung zu vereinfachen. 3. Auf methodologischer Ebene erörtert der Text, was der Einsatz von Ethnografie in der Privatwirtschaft für die Methodologie bedeutet und welche Implikationen dies hat. / A look at the innovation divisions of internationally active corporations such as Intel, Google, Nokia, IBM or Deutsche Telekom reveals that large companies rely on ethnographic research for their innovation development. Under names such as Business Anthropology, Corporate Ethnography, Commercial Ethnography, and others, a branch of ethnology and cultural anthropology has emerged, dealing with the use of ethnography in the private sector. This dissertation is situated in the discourse on ethnography in the service of the private economy. It is about ethnography that is used to identify latent needs and desires as well as everyday problems of users and to develop ideas for innovative products and services that fit into the life experiences of the users. With the help of the case study of an ethnographic user research for the project FLEX 2.0 at the team User Driven Innovation (UDI) in the Telekom Innovation Laboratories (T-Labs), an example is presented of how ethnography is understood in the private sector and how it can be carried out. One of the central aspects of this dissertation is to discuss whether the use in this context has an impact on ethnography. The dissertation covers three major points: 1. The text aims to make the ethnographic user research carried out at UDI as transparent and comprehensible as possible and to show step by step how ethnographic research can look in the private economy. 2. The text can also be read as a how to guide for carrying out ethnographic user research. Practical advices, contextual information, and some document templates will help to simplify the conduction of ethnographic user research. 3. At the methodological level, the text discusses what the use of ethnography in the private economy means for the methodology and what implications this has.

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