13.12.2011 | Martin Baumann; Volker Perlitz, Biomedizinische Technik, 2011

Abstract The exclusive reproduction of short-term learned and pool-based contents in examinations may impede development of in-depth understanding. This pilot project suggests an approach useful to overcome this shortcoming by enhancing students’ motivation for comprehensive learning using ...

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13.12.2011 | Thilo Hinterberger; Tsutomu Kamei; Harald Walach, Biomedizinische Technik, 2011

Abstract The study of meditation offers a perfect setting for the study of a large variety of states of consciousness. Here, we present a classification paradigm that can be used for staging of individual meditation sessions into a variety of predefined mental states. We have measured 64 ...

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13.12.2011 | Viola Wuttke; Hartmut Witte; Katrin Kempf; Thomas Oberbach; Daniel Delfosse, Biomedizinische Technik, 2011

Abstract Ceramic-on-ceramic articulations are a frequently used bearing for total hip replacements. This success mainly is due to their excellent tribological properties. Ceramics can withstand high pressure loads due to its brittleness but only low bending stresses. A ceramic ball head ...

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13.12.2011 | Uwe Horas; Stefan A. Meissner; Ralf Kraus; Christian Heiss; Reinhard Schnettler, Biomedizinische Technik, 2011

Abstract Any sort of malpositioning of anterior cruciate ligament (ACL) replacement leads to an overload of single fibers of the ACL replacement. As long as this does not result in a tear of these fibers so that isometry of the ACL replacement is restored, the abnormal forces acting in and on ...

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13.12.2011 | Zheng Wei; Liu Hongxing; Cheng Jianchun, Biomedizinische Technik, 2011

Abstract This paper proposes an improved local principal component analysis (LPCA) in pseudo phase space for fetal heart rate estimation from a single lead abdominal ECG signal. The improved LPCA process can extract both the maternal ECG component and the fetal ECG component in an abdominal ...

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13.12.2011 | Steffen Leonhardt; Axel Cordes; Harry Plewa; Robert Pikkemaat; Irina Soljanik; Klaus Moehring; Hans J. Gerner ..., Biomedizinische Technik, 2011

Abstract A novel non-invasive technique for monitoring fluid content in the human bladder is described. Specifically, a precommercial electric impedance tomograph (EIT) was applied to measure and visualize impedance changes in the lower torso due to changes in bladder volume. Preliminary ...

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13.12.2011 | Kavitha Seetharaman; Kathiresan Kandasamy, Botanica Marina, 2011

Abstract Rhizophora annamalayana is a natural mangrove hybrid with a rare seed set; the species is fast disappearing. We investigated possible causes of rare fruit set and explored ways of overcoming reproductive difficulties in this mangrove. Flowers open in the early morning in the hybrid ...

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13.12.2011 | Mercedes Martín-Cereceda; Eileen J. Cox, Botanica Marina, 2011

Abstract The structure of a small marine planktonic centric diatom belonging to the genus Thalassiosira was characterised using electron microscopy; and data on its ultrastructure, autecology and initial valve formation are provided here. Although our specimens shared some characteristics ...

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13.12.2011 | Chenlin Liu; Xiuliang Wang; Xiaohang Huang; Jianguo Liu, Botanica Marina, 2011

Abstract Hypo-osmotic conditions are among the most stressful environmental factors that affect seaweed physiology and productivity. To improve understanding of hypo-osmotic adaptation and to find genes involved in low salinity stress, we conducted an analysis of expressed sequence tags ...

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13.12.2011 | Yunyan Deng; Xiaorong Tang; Bingxin Huang; Lanping Ding, Botanica Marina, 2011

Abstract The marine green alga Chaetomorpha valida (Cladophoraceae, Cladophorales) has been found for several years fouling aquaculture ponds along coasts of the cities Dalian and Rongcheng, P.R. China. Using unialgal culture and microscopic observation, we completed the life history of C. ...

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