Search Results - "Leppek, R."

Comparison of geometry-based and CT voxel-based finite element modelling and experimental validation by Lengsfeld, M, Schmitt, J, Alter, P, Kaminsky, J, Leppek, R

“…The objectives of the paper presented here is the comparison of a geometry-based and voxel-based finite element (FE) method preprocessor of the human femur…”
Get full text

Protection of eye lens in computed tomography--dose evaluation on an anthropomorphic phantom using thermo-luminescent dosimeters and Monte-Carlo simulations by Keil, B, Wulff, J, Schmitt, R, Auvanis, D, Danova, D, Heverhagen, J T, Fiebich, M, Madsack, B, Leppek, R, Klose, K J, Zink, K

“…The lens of an eye is a particularly radiosensitive organ. This study investigates two different materials for eye shielding during CT scanning, i. e. a…”
Get more information

Digital volume tomography in ENT medicine by Bremke, M, Leppek, R, Werner, J A

“…Digital volume tomography (DVT) is an advancement of panoramic tomography used in dentistry. DVT enables precise display of fine osseous structures without any…”
Get full text

Die digitale Volumentomographie in der HNO-Heilkunde by Bremke, M., Leppek, R., Werner, J.A.

“…Zusammenfassung Die digitale Volumentomographie (DVT) ist eine Verbesserung der in der dentalen Bildgebung verwendeten Panoramatomographie. Die DVT ermöglicht…”
Get full text

Bone remodelling in humeral arthroplasty: follow-up using CT imaging and finite element modeling--an in vivo case study by Pressel, T, Lengsfeld, M, Leppek, R, Schmitt, J

“…Little material is available in the literature about remodelling of the human humerus after implantation of a shoulder hemiarthroplasty. A 73-year-old patient…”
Get full text

Teleradiologie in der Onkologie by Weisser, G., Leppek, R., Walz, M.

Get full text

Portal vein reconstruction based on topology by Zahlten, Cornelia, Jürgens, H., Evertsz, C.J.G., Leppek, R., Peitgen, H.-O., Klose, K.J.

“…Traditionally the intrahepatic vascular anatomy is correlated to the segment anatomy of the liver for which — following Couinaud [1] — the portal vein has been…”
Get full text

Prospective evaluation of different diagnostic techniques for the detection of liver metastases at the time of primary resection of colorectal carcinoma by Nies, C, Leppek, R, Sitter, H, Klotter, H J, Riera, J, Klose, K J, Schwerk, W B, Rothmund, M

“…To evaluate preoperative and operative methods of detecting liver metastases in patients undergoing primary resection for colorectal carcinoma. Prospective,…”
Get more information

Femoral strain changes after total hip arthroplasty — patient-specific finite element analyses 12 years after operation by Lengsfeld, Markus, Burchard, Rene, Günther, Daniel, Pressel, Thomas, Schmitt, Jan, Leppek, Ronald, Griss, Peter

“…Periprosthetic stress-shielding after total hip arthroplasty (THA) is a well-known phenomenon. Many authors have used the finite element (FE) method to show…”
Get full text

Validation data for periprosthetic bone remodelling theories by Lengsfeld, Markus, Günther, Daniel, Pressel, Thomas, Leppek, Ronald, Schmitt, Jan, Griss, Peter

“…Periprosthetic adaptive bone remodelling after total hip arthroplasty (THA) has been frequently simulated in computer models, combining bone remodelling theory…”
Get full text

Kidney Transplantation into an Ileocecal Reservoir after Total Extirpation of the Urinary Tract for Panurothelial Cancer: Long-Term Followup by Kieser, Wolfgang, Gerharz, Elmar W., Leppek, Ronald, Bonfig, Roland, Riedmiller, Hubertus

“…We report on the long-term followup of a young woman after total extirpation of the urinary tract for panurothelial cancer with subsequent continent urinary…”
Get full text

Deep leg veign thrombosis in multiply injured patients: an underestimated problem? Results of a prospective clinical study with 50 patients by Stiletto, RJ, Giannadakis, K, Leppek, R

Get full text

Virtual organization in the digital age of radiology - principle and solution for radiologic research? by Leppek, R, Krass, S, Bourquain, H, Lang, M, Wein, B, Mildenberger, P, Schaller, S, Klose, K J, Peitgen, H-O

“…The research project "VICORA - Virtual Institute for Computer-Assisted Radiology", funded by the German Federal Ministry of Education and Research, was…”
Get more information

Standardisierte Enteroklyse : Registrierung des intraluminalen Drucks in drei unterschiedlichen Patientenkollektiven by LEPPEK, R, SAUERWALD, M, BERTHOLD, L. D, FRANZEN, U, KLOSE, K. J

Get full text

Effects of shaft length of finger joint prostheses on tension distribution in the bone by Günter, T, Schmidt, K, Schmitt, J, Leppek, R, Lengsfeld, M

“…In order to investigate the influence of stem length in finger joint prostheses on stress in the surrounding bone area, finite element (FEM) calculations of…”
Get more information

MR-Imaging of lower leg muscle perfusion by Leppek, Ronald, Hoos, Olaf, Sattler, Alexander, Kohle, Sven, Azzam, Simon, Al Haffar, Iyad, Keil, Boris, Ricken, Philip, Klose, Klaus J, Alfke, Heiko

“…This article describes the potential of dynamic contrast- enhanced magnetic resonance tomography (DCE-MRT) for the visualization and quantification of blood…”
Get full text

X-rays taken by radiologists! Influence on a continuous quality improvement process? by Kurtz, C, Czapp, W, Trampe, I, Leppek, R, Klose, K J

“…To evaluate how the training of radiology residents in taking radiographs influences the work of radiographers and the established quality standards. A first…”
Get more information

P079 In vivo FE-analysis of total hip loosening by Lengsfeld, M., Werner, S., Schmitt, J., Leppek, R., Merz, B., Pressel, T.

Get full text

Bone adaptation changes mechanical stress in the femur--a prospective two years follow up after Hüft-TEP implantation by Lengsfeld, M, Günther, D, Pressel, T, Leppek, R, Schmitt, J, Griss, P

“…Periprosthetic adaptive bone remodeling after total hip arthroplasty (THA) has been frequently simulated in computer models, combining bone remodeling theory…”
Get more information

Testing dental implants with an in vivo finite element model by Günter, T, Merz, B, Mericske-Stern, R, Schmitt, J, Leppek, R, Lengsfeld, M

“…The finite element method (FEM) makes it possible to simulate biomechanical situations on a computer. In the present study the so-called voxel method [9, 14,…”
Get more information