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Manfred Staat

Professor (retired) (Engineering)

Aachen, Germany

Manfred Staat is a retired professor and was the head of the Institute of Bioengineering at FH Aachen University of Applied Sciences, Germany. He has studied mechanical engineering and received his PhD in engineering (Dr.-Ing.) from RWTH Aachen University with a thesis on nonlinear wave propagation in 1987. From 1988 to 1997, he worked at the Forschungszentrum Jülich, Germany, in the Institute of Safety Research and Reactor Technology on structural reliability, probabilistic fracture mechanics, and plasticity. His research interests at FH Aachen included limit and shakedown analysis, mathematical programming, stochastic optimization, failure criteria, biomechanical modelling and numerical simulation of cells, tissues and organs, mechanical testing and modelling of hard and soft brittle materials (rock, bone, elastomers, soft tissues) including tissues, organs and implants.

Publications

  • Datasets from FEM Simulations done with COMSOL Multiphysics and Code_Aster
  • Postural and metabolic benefits of using a forearm support walker in older adults with impairments
  • Surgical treatment of vaginal vault prolapse using different prosthetic mesh implants: a finite element analysis
  • Biomechanical multibody model with refined kinematics of the elbow
  • Dental strain on maxillary incisors during tracheal intubation with double-lumen tubes and different laryngoscopy techniques - a blinded manikin study
  • Erratum to: Modeling and simulation of human induced pluripotent stem cell‐derived cardiac tissue (GAMM-Mitteilungen, (2019), 42, 4, 10.1002/gamm.201900002)
  • Mechanics of soft tissue reactions to textile mesh implants
  • Growth modelling promoting mechanical stimulation of smooth muscle cells of porcine tubular organs in a fibrin-PVDF scaffold
  • Wind and fairness in ski jumping: a computer modelling analysis.
  • A new in vitro tool to investigate cardiac contractility under physiological mechanical conditions
  • Comparison of forces acting on maxillary incisors during tracheal intubation with different laryngoscopy techniques: a blinded manikin study.
  • Optimization of the flight technique in ski jumping: the influence of wind
  • Irreparable rotator cuff tears: a biomechanical comparison of superior capsuloligamentous complex reconstruction techniques and an interpositional graft technique
  • Porosity and tissue integration of elastic mesh implants evaluated in vitro and in vivo
  • Computational comparison of different textile implants to correct apical prolapse in females
  • Optical strain measurement for the modeling of surgical meshes and their porosity
  • Combining physiological relevance and throughput for in vitro cardiac contractility measurement
  • Corrigendum to "Flight style optimization in ski jumping on normal, large, and ski flying hills" [J. Biomech 47 (2014) 716-722].
  • Modeling and simulation of human induced pluripotent stem cell-derived cardiac tissue
  • A musculoskeletal shoulder simulation of moment arms and joint reaction forces after medialization of the supraspinatus footprint in rotator cuff repair.
  • Calculation of muscle forces and joint reaction loads in the shoulder area via an OpenSim based computer model
  • Development of a tool to analyse the conduction speed in multi electrode array measurements of cardiac tissue
  • Modification of a computer model of human stem cell-derived cardiomyocyte electrophysiology based on patch-clamp measurements
  • Proceedings of 3rd YRA MedTech Symposium, Young Researchers Academy - MedTech in NRW
  • Biaxiales Materialprüfsystem und Verfahren zu dessen Anwendung
  • Computational comparison of different textile implants to correct apical prolapse in females
  • Computational analysis of pelvic floor dysfunction
  • Electromechanical model of hiPSC-derived ventricular cardiomyocytes co-cultured with fibroblasts
  • Direct plastic structural design by chance constrained programming
  • An element‐based formulation for ES‐FEM and FS‐FEM models for their implementation in standard solid mechanics finite element codes for 2D and 3D static analysis
  • Kyphoplasty of osteoporotic fractured vertebrae: a finite element analysis about two types of cement
  • A “Comma Sign”–directed subscapularis repair in anterosuperior rotator cuff tears yields biomechanical advantages in a cadaveric model
  • Plattformtechnologie für kardiale Sicherheitspharmakologie basierend auf teilsynthetischem Herzmuskelgewebe (FLEXcyte)
  • A generalized shear-lag theory for elastic stress transfer between matrix and fibres having a variable radius
  • Biomechanical in vitro examination of a standardized low-volume tubular femoroplasty
  • Intratendinous strain variations of the supraspinatus tendon depending on repair technique: A biomechanical analysis regarding the cause of medial cuff failure.
  • Direct plastic structural design under random strength and random load by chance constrained programming
  • Osteosynthesis of phalangeal fractures: biomechanical comparison of Kirschner wires, plates, and compression screws
  • A higher-throughput approach to investigate cardiac contractility in vitro under physiological mechanical conditions
  • Pressure distribution to the distal biceps tendon at the radial tuberosity: A biomechanical study
  • An open-source tool for the validation of finite element models using three-dimensional full-field measurements
  • A computational study of organ relocation after laparoscopic pectopexy to repair posthysterectomy vaginal vault prolapse
  • Direct plastic structural design under lognormally distributed strength by chance constrained programming
  • Pathogenese, funktionelle und anatomische Aspekte der weiblichen Belastungsinkontinenz [Female stress incontinence: aspects of pathogenesis and functional anatomy].
  • An extension strain type Mohr–Coulomb criterion
  • Corrigendum to “Wind and fairness in ski jumping: A computer modelling analysis” [J. Biomech. 75 (2018) 147–153]
  • Layer-specific damage modeling of porcine large intestine under biaxial tension
  • A musculoskeletal shoulder simulation of moment arms and joint reaction forces after medialization of the supraspinatus footprint in rotator cuff repair
  • FEM shakedown analysis of Kirchhoff-Love plates under uncertainty of strength
  • Passive virgin colorectal biomechanics and literature review of active contraction constitutive models
  • A 3D electromechanical FEM-based model for cardiac tissue
  • A face-based smoothed finite element method for hyperelastic models and tissue growth
  • Mechano-pharmacological characterization of cardiomyocytes derived from human induced pluripotent stem cells
  • A 3D finite element model of the female pelvic floor for the reconstruction of urinary incontinence
  • A multicriteria method for truss optimization
  • Modelling of compressible and orthotropic surgical mesh implants based on optical deformation measurement.
  • Significance of fibre geometry on passive-active response of pelvic muscles to evaluate pelvic dysfunction
  • Sample-specific adaption of an improved electro-mechanical model of in vitro cardiac tissue
  • Suture button reconstruction of the central band of the interosseous membrane in Essex-Lopresti lesions: a comparative biomechanical investigation
  • Computational investigation of drug action on human-induced stem cell-derived cardiomyocytes
  • Modelling of soft connective tissues to investigate female pelvic floor dysfunctions
  • Evaluation of a computational model for drug action on cardiac tissue
  • Simulation of Cardiac Cell-Seeded Membranes Using the Edge-Based Smoothed FEM
  • Towards patient-specific computational modeling of hiPS-derived cardiomyocyte function and drug action
  • Uncertainty multimode failure and shakedown analysis of shells
  • Shakedown analysis under stochastic uncertainty by chance constrained programming
  • Biomechanical modeling of macular hole formation and development
  • Modelling analysis of the effect of fibroblast on ventricular contraction
  • Adjustment of computational models of cardiomyocytes with respect to the beating frequency
  • Numerical simulation of urinary incontinence: urethral relocation using surgical mesh implants
  • Femoroplasty: fracture test, optical strain measurement and FE analysis
  • Effect of wind on flight style optimisation in ski jumping
  • Modeling and simulation of a growing mass by the Smoothed Finite Element Method (SFEM)
  • A simplification for shakedown analysis of hardening structures
  • An electromechanical model for cardiac tissue constructs
  • Biomechanical study of the female pelvic floor dysfunction using the finite element method
  • Influence of refrigerated storage on tensile mechanical properties of porcine liver and spleen
  • Physical response of hyperelastic models for composite materials and soft tissues
  • Plate osteosynthesis of proximal ulna fractures - a biomechanical micromotion analysis
  • FEM Shakedown of uncertain structures by chance constrained programming
  • Reconstruction of the interosseous membrane in the Essex Lopresti lesion - a biomechanical evaluation
  • Proximal phalangeal neck fractures of the hand - a biomechanical comparison of three fixation techniques
  • Shortening osteotomy of the proximal radius - a treatment option for isolated osteoarthritis of the lateral column of the elbow joint
  • Untersuchung der thermischen Auswirkung von therapeutischem Ultraschall
  • Computing Olympic gold: Ski jumping as an example
  • Calculation of muscle forces and joint reaction loads in shoulder area via an OpenSim based computer calculation
  • Impact of a proximal radial shortening osteotomy on the distribution of forces and the stability of the elbow
  • Female pelvic floor dysfunction: progressive weakening of the support system
  • Prevention of femur neck fractures through femoroplasty
  • Biomechanical simulation of different prosthetic meshes for repairing uterine/vaginal vault prolapse
  • Shakedown ananalysis of plate bending under stochastic uncertainty by chance constrained programming
  • Schlussbericht zu BINGO: Optimierung des Systems Netzimplantat-Beckenboden zur therapeutischen Gewebeverstärkung nach der Integraltheorie [Final report on BINGO: Optimization of the system surgical mesh-implant and pelvic floor for therapeutic tissue reinforcement according to the integral theory]
  • Physical response of hyperelastic models for composite materials and soft tissues
  • Radial shortening osteotomy reduces radiocapitellar contact pressures while preserving valgus stability of the elbow.
  • Reply to the letter to the editor: shortening osteotomy of the proximal radius
  • FEM-based shakedown analysis of hardening structures
  • Stresses produced by different textile mesh implants in a tissue equivalent
  • Smoothed finite element methods for nonlinear solid mechanics problems: 2D and 3D case studies
  • Homogenization of a cardiac tissue construct
  • Simulating beating cardiomyocytes with electromechanical coupling
  • An upper bound algorithm for shakedown analysis of elastic-plastic bounded linearly kinematic hardening bodies
  • Preliminary bone sawing model for a virtual reality-based training simulator of bilateral sagittal split osteotomy
  • Optimization of the flight style in ski jumping
  • Flight style optimization in ski jumping on normal, large, and ski flying hills
  • Limit and shakedown analysis under uncertainty
  • Determination of the frictional coefficient of the implant-antler interface: Experimental approach
  • Limit analysis of flaws in pressurized pipes and cylindrical vessels. Part II: Circumferential defects
  • Probabilistic limit and shakedown analysis of thin plates and shells
  • New measurements to compare soft tissue anchoring systems in pelvic floor surgery
  • Shakedown analysis of Reissner-Mindlin plates using the edge-based smoothed finite element method
  • An edge-based smoothed finite element method for primal-dual shakedown analysis of structures under uncertainties
  • An upper bound algorithm for limit and shakedown analysis of bounded linearly kinematic hardening structures
  • Introducing a method of in vitro testing of different anchoring systems used for female incontinence and prolapse surgery
  • A new model for blunt liver injuries in the swine
  • Gonarthrosetherapie auf Kernspinresonanzbasis mit MBST-Vierjahresbeobachtungen
  • Effectiveness of the edge-based smoothed finite element method applied to soft biological tissues
  • Finite element modeling of gastrointestinal tissue stapling
  • Analyse der Langzeitwirkung der MBST® KernspinResonanzTherapie bei Gonarthrose
  • Experimental and computational approach to study colorectal anastomosis
  • Shakedown analysis of two dimensional structures by an edge-based smoothed finite element method
  • An upper bound algorithm for shakedown analysis of elastic-plastic bounded linearly kinematic hardening bodies
  • A hyperelastic model of biological tissue materials in tubular organs
  • FEM based shakedown analysis of hardening structures
  • Limit and shakedown analysis under uncertainty
  • Influence of stapler configuration on mechanics of connecting tissues
  • Simulation of cardiac cell-seeded membranes using the edge-based smoothed FEM
  • Hypothermic machine perfusion of kidney grafts: Which pressure is preferred?
  • Numerical stability enhancement of modeling hyperelastic materials
  • Untersuchungen bezüglich der Einschränkung von Taluskippung und Talusvorschub durch verschiedene Sprunggelenkorthesen nach fibularer Bandruptur
  • Analyse der Langzeitwirkung der MBST® KernspinResonanzTherapie bei Gonarthrose
  • Computation of impacts on elastic solids by methods of bicharacteristics
  • Characterizing the material properties of intestinal tissues
  • Finite element modelling of stapled colorectal end-to-end anastomosis: Advantages of variable height stapler design
  • A primal-dual shakedown analysis of 3D structures using the face-based smoothed finite element method
  • Finite element implementation of a 3D Fung-type model
  • Uncertain multimode failure and limit analysis of shells
  • Virtual needle simulation with haptics for regional anaesthesia
  • Analysis of the long-term effect of the MBST® nuclear magnetic resonance therapy on gonarthrosis
  • Einschränkung von Taluskippung und -vorschub durch verschiedene Sprunggelenkorthesen nach fibularer Bandruptur [Constraint of talar tilt and anterior drawer by differerent ankle braces after the rupture of fibular ligament]
  • Experimentelle Kraftmessungen als Beitrag zur Wirksamkeitsbeurteilung von Schienbeinschonern im Fußballsport [Experimental measurement of forces as a contribution to evaluate the effectiveness of shin guards in soccer]
  • Influence of a freeze–thaw cycle on the stress–stretch curves of tissues of porcine abdominal organs
  • Reliability Analysis of Inelastic Shell Structures Under Variable Loads
  • Application of an edge-based smoothed finite element method on geometrically nonlinear plates of nonlinear material
  • Limit and shakedown analysis under uncertainty
  • 2011 Scientific Session of the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES) San Antonio, Texas, USA, 30 March–2 April 2011 Poster Presentations
  • Implementation of the edge-based smoothed extended finite element method
  • Modified stapler configuration for optimisation of colonic anastomosis
  • Modified stapler configuration for optimisation of colonic anastomosis
  • Introducing a Method of In Vitro Testing of Different Anchoring Systems Used for Female Incontinence and Prolapse Surgery
  • Experiment and material model for soft tissue materials
  • Limit analysis of defects
  • Traglastanalyse - ein strukturmechanisches Verfahren zur Beurteilung von gerissenen Bauteilen und Verbindungen
  • Design by analysis of pressure components by non-linear optimization
  • Direct fem limit and shakedown analysis with uncertain data
  • Probabilistic limit and shakedown problems
  • Basis reduction technique for limit and shakedown problems
  • Basis reduction for the shakedown problem for bounded kinematic hardening material
  • LISA - A European project for FEM-based limit and shakedown analysis
  • Shakedown and ratchetting under tension–torsion loadings: analysis and experiments
  • Limit loads of circumferentially flawed pipes and cylindrical vessels under internal pressure
  • Analysis of pressure equipment by application of the primal-dual theory of shakedown
  • Shakedown analysis of structures made of materials with temperature-dependent yield stress
  • Upper bound limit and shakedown analysis of thin plates and shells
  • Limit analysis of flaws in pressurized pipes and cylindrical vessels. Part I: Axial defects
  • Reliability analysis of elasto-plastic structures under variable loads
  • Limit and shakedown analysis with uncertain data
  • Some achievements of the European project LISA for FEM based limit and shakedown analysis
  • Kollapsanalyse von längsfehlerbehafteten Rohren und Behältern [Collapse analysis of longitudinally flawed pipes and vessels]
  • Shakedown und Ratchetting bei Zug- und Torsionsbelastung: Analyse und Experimente [Shakedown and ratchetting under tension-torsion loadings: analysis and experiments]
  • Biomechanical models to evaluate comfort
  • Calculation of load carrying capacity of shell structures with elasto-plastic material by direct methods
  • The use of open source software in biomechanical finite element analysis
  • Elektromyographische Untersuchungen zur Kräftigung der Oberschenkelmuskulatur mit einem myoelektrischen Stimulator nach arthroskopischen Eingriffen am Kniegelenk
  • Material parameters of the reindeer antler for use in dental implant biomechanics
  • An algorithm for shakedown analysis of structures with temperature dependent yield stress
  • Problems and chances for probabilistic fracture mechanics in the analysis of steel pressure boundary reliability
  • Reliability assessment of passive safety systems
  • Reliability analysis of shells based on direct plasticity methods
  • An interpretation of Wolff's law
  • Soft materials in technology and biology – characteristics, properties, and parameter identification
  • Load bearing capacity of thin shell structures made of elastoplastic material by direct methods
  • Limit and shakedown analysis for plastic safety of complex structures
  • Reliability methods for passive safety function
  • Rezension zu: K. Zimmermann, Technische Mechanik – multimedial. Fachbuch Verlag Leipzig (2000).
  • FEM-computation of load carrying capacity of highly loaded passive components by direct methods
  • Direkte FEM-Berechnung der Tragfähigkeit hochbeanspruchter passiver Komponenten [Direct FEM-computation of load carrying capacity of highly loaded passive components]
  • Direct FEM approach to design-by-analysis of pressurized components
  • Structural reliability analysis of elasto-plastic structures
  • Mechanical modeling and testing of biological membranes
  • Limit and shakedown analysis using a general purpose finite element code
  • Limit and shakedown reliability analysis by nonlinear programming
  • Cyclic plastic deformation tests to verify FEM-based shakedown analyses
  • A two phase mixture model based on bone observation
  • Direct finite element route for design-by-analysis of pressure components
  • Plastic collapse analysis of longitudinally flawed pipes and vessels
  • Local and global collapse pressure of longitudinally flawed pipes and cylindrical vessels
  • Percutaneous vertebroplasty: a review of two intraoperative complications
  • Finite element shakedown and limit reliability analysis of thin shells
  • The restricted influence of kinematic hardening on shakedown loads
  • Numerical Methods for Limit and Shakedown Analysis
  • Anisotrope Ausbreitung und Fokussierung von Beschleunigungswellen in vorgespannten nichtlinearelastischen Scheiben
  • Reliability of an HTR-module primary circuit pressure boundary Influences, sensitivity, and comparison with a PWR
  • Failure probabilities of the primary circuit pressure boundary of an HTR-Module for process heat generation under accident conditions for different failure modes
  • Probabilistic assessment of the fracture mechanics behaviour of an HTR-module primary circuit pressure boundary
  • ZAMM - Journal of Applied Mathematics and Mechanics
  • Constitutive Models for Rubber VI
  • Wave propagation and focussing in plates
  • Fundamental aspects of numerical methods for the propagation of multi-dimensional nonlinear waves in solids
  • Reliability of the primary circuit pressure boundary of an HTR-module under accident conditions
  • Anisotrope Wellenausbreitung in isotropen hyperelastischen Scheiben
  • Probabilistische Bewertung des bruchmechanischen Verhaltens der Primärkreisdruckumschließung eines HTR-Moduls [Probabilistic Assessment of the Fracture Mechanical Behaviour of an HTR-Module Primary Circuit Pressure Boundary]
  • Überarbeitete probabilistisch orientierte Sicherheitsanalyse für den HTR-Modul
  • Versagenswahrscheinlichkeit der Primärkreisdruckumschließung eines HTR-Moduls zur Prozeßwärmegewinnung unter Störfallbedingungen bei verschiedenen Versagensmoden [Failure probabilities of the pressure boundary of the primary circuit of a HTR-module for pr
  • Sensitivity of and influences on the reliability of an HTR-module primary circuit pressure boundary
  • Zur Problematik tensorieller Verallgemeinerungen einachsiger nichtlinearer Materialgesetze
  • Versagenswahrscheinlichkeit der Primärkreisdruckumschließung eines HTR-Moduls zur Prozeßwärmegewinnung unter Störfallbedingungen
  • Computation of impacts on elastic solids by methods of bicharacteristics
  • High stress intensities in focussing zones of waves
  • Nichtlineare Wellen in elastischen Scheiben
  • Zur Problematik tensorieller Verallgemeinerungen einachsiger nichtlinearer Materialgesetze
  • FEM shakedown analysis of structures under random strength with chance constrained programming
  • Limit and shakedown analysis of structures underrandom strength
  • Strain based failure criteria for rocks
  • Collagen fibril reinforcement in connective tissue extracellular matrices
  • OP18-4 Modified stapler configuration for optimisation of colonic anastomosis
  • 4th YRA MedTech Symposium 2024: February 1 / 2024 / FH Aachen
  • Discontinuous fracture behaviors and constitutive model of sandstone specimens containing non-parallel prefabricated fissures under uniaxial compression

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Co-workers & collaborators

Murat Topcu

PhD Research Student - Cambridge,United Kingdom

Murat Topcu

Manfred Staat's public data