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Isaakidou, A. (author), Ganjian, M. (author), van Hoften, R. (author), Cruz Saldivar, M. (author), Leeflang, M.A. (author), Groetsch, A. (author), Wątroba, M. (author), Schwiedrzik, J. (author), Mirzaali, Mohammad J. (author), Apachitei, I. (author), Fratila-Apachitei, E.L. (author), Zadpoor, A.A. (author)The currently available treatments for inner ear disorders often involve systemic drug administration, leading to suboptimal drug concentrations and side effects. Cochlear implants offer a potential solution by providing localized and sustained drug delivery to the cochlea. While the mechanical characterization of both the implants and their...journal article 2024
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Moosabeiki, Vahid (author), Yarali, E. (author), Ghalayaniesfahani, A. (author), Callens, S.J.P. (author), van Manen, T. (author), Accardo, A. (author), Ghodrat, S. (author), Bico, José (author), Habibi, Mehdi (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Emerging 4D printing techniques have enabled the realization of smart materials whose shape or properties can change with time. Two important phenomena play important roles in the 4D printing of shape memory polymeric materials. First, the anisotropic deformation of the printed filaments due to residual stresses can be harnessed to create out...journal article 2024
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4D printed shape-shifting biomaterials for tissue engineering and regenerative medicine applicationsKalogeropoulou, Maria (author), Diaz Payno, P.J. (author), Mirzaali, Mohammad J. (author), van Osch, G.J.V.M. (author), Fratila-Apachitei, E.L. (author), Zadpoor, A.A. (author)The existing 3D printing methods exhibit certain fabrication-dependent limitations for printing curved constructs that are relevant for many tissues. Four-dimensional (4D) printing is an emerging technology that is expected to revolutionize the field of tissue engineering and regenerative medicine (TERM). 4D printing is based on 3D printing,...review 2024
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Yarali, E. (author), Klimopoulou, M. (author), David, M.K. (author), Boukany, P. (author), Staufer, U. (author), Fratila-Apachitei, E.L. (author), Zadpoor, A.A. (author), Accardo, A. (author), Mirzaali, Mohammad J. (author)The Poisson's ratio and elastic modulus are two parameters determining the elastic behavior of biomaterials. While the effects of elastic modulus on the cell response is widely studied, very little is known regarding the effects of the Poisson's ratio. The micro-architecture of meta-biomaterials determines not only the Poisson's ratio but...journal article 2024
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de Jong, P.H. (author), Salvatori, Y.S. (author), Libonati, F. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Shape morphing is the ability of objects to adapt to different shapes and reduce stress concentrations through increased contact area. This is a common trait of natural and engineered objects and has several applications in, among others, soft robotics and orthopedic implants. Shape morphing is achieved through flexible materials or rigid...journal article 2023
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Deep Learning for Size-Agnostic Inverse Design of Random-Network 3D Printed Mechanical MetamaterialsPahlavani, H. (author), Tsifoutis-Kazolis, Kostas (author), Cruz Saldivar, M. (author), Mody, Prerak (author), Zhou, J. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Practical applications of mechanical metamaterials often involve solving inverse problems aimed at finding microarchitectures that give rise to certain properties. The limited resolution of additive manufacturing techniques often requires solving such inverse problems for specific specimen sizes. Moreover, the candidate microarchitectures...journal article 2023
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Yang, J. (author), Chen, Xiaohong (author), Sun, Yuanxi (author), Feng, Chen (author), Yang, Zheng (author), Zadpoor, A.A. (author), Mirzaali, Mohammad J. (author), Bai, Long (author)The advent of additive manufacturing has facilitated the design and fabrication of hybrid lattice structures with multiple morphologies. These structures combine multiple distinct architectures into a single structure with an exceptional performance that far exceeds that of each constituting architecture. However, combining strut-based...journal article 2023
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Mirzaali, Mohammad J. (author), Shahriari, N.S. (author), Zhou, J. (author), Zadpoor, A.A. (author)Additive manufacturing (AM) technologies, particularly those based on powder bed fusion (PBF), most notably, selective laser melting (SLM) for metals, have in recent years emerged as unique fabrication methods for patient-specific implants made of metals and their alloys. The ability to manufacture complex geometries together with the other...book chapter 2023
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Moosabeiki, Vahid (author), de Winter, N. (author), Cruz Saldivar, M. (author), Leeflang, M.A. (author), Witbreuk, M. M.E.H. (author), Lagerburg, V. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Orthopedic plates are commonly used after osteotomies for temporary fixation of bones. Patient-specific plates have recently emerged as a promising fixation device. However, it is unclear how various strategies used for the design of such plates perform in comparison with each other. Here, we compare the biomechanical performance of 3D...journal article 2023
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Cruz Saldivar, M. (author), Tay, E.T.W.S. (author), Isaakidou, A. (author), Moosabeiki, Vahid (author), Fratila-Apachitei, E.L. (author), Doubrovski, E.L. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Durable interfacing of hard and soft materials is a major design challenge caused by the ensuing stress concentrations. In nature, soft-hard interfaces exhibit remarkable mechanical performance, with failures rarely happening at the interface. Here, we mimic the strategies observed in nature to design efficient soft-hard interfaces. We base...journal article 2023
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Yarali, E. (author), Zadpoor, A.A. (author), Staufer, U. (author), Accardo, A. (author), Mirzaali, Mohammad J. (author)Mechanical and morphological design parameters, such as stiffness or porosity, play important roles in creating orthopedic implants and bone substitutes. However, we have only a limited understanding of how the microarchitecture of porous scaffolds contributes to bone regeneration. Meta-biomaterials are increasingly used to precisely engineer...review 2023
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van Kootwijk, A. (author), Jonker, B. P. (author), Wolvius, E. B. (author), Cruz Saldivar, M. (author), Leeflang, M.A. (author), Zhou, J. (author), Tümer, N. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Objective: Mandibular reconstruction using patient-specific cage implants is a promising alternative to the vascularized free flap reconstruction for nonirradiated patients with adequate soft tissues, or for patients whose clinical condition is not conducive to microsurgical reconstruction. This study aimed to assess the biomechanical...journal article 2023
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A multibody kinematic system approach for the design of shape-morphing mechanism-based metamaterialsde Jong, P.H. (author), Schwab, A.L. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Shape-morphing structures have the ability to adapt to various target shapes, offering significant advantages for many applications. However, predicting their behavior presents challenges. Here, we present a method to assess the shape-matching behavior of shape-morphing structures using a multibody systems approach wherein the structure is...journal article 2023
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Cruz Saldivar, M. (author), Veeger, Robin Petrus Elias (author), Tay, E.T.W.S. (author), Fenu, M. (author), Klimopoulou, M. (author), van Osch, G.J.V.M. (author), Fratila-Apachitei, E.L. (author), Doubrovski, E.L. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Living organisms use functional gradients (FGs) to interface hard and soft materials (e.g., bone and tendon), a strategy with engineering potential. Past attempts involving hard (or soft) phase ratio variation have led to mechanical property inaccuracies because of microscale-material macroscale-property nonlinearity. This study examines 3D...journal article 2023
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Zadpoor, A.A. (author), Mirzaali, Mohammad J. (author), Valdevit, Lorenzo (author), Hopkins, Jonathan B. (author)Metamaterials are engineered materials with unusual, unique properties and advanced functionalities that are a direct consequence of their microarchitecture. While initial properties and functionalities were limited to optics and electromagnetism, many novel categories of metamaterials that have applications in many different areas of...contribution to periodical 2023
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Pitta Kruize, Carlos (author), Panahkhahi, S. (author), Putra, N.E. (author), Diaz Payno, P.J. (author), van Osch, G.J.V.M. (author), Zadpoor, A.A. (author), Mirzaali, Mohammad J. (author)Bone-to-soft tissue interfaces are responsible for transferring loads between tissues with significantly dissimilar material properties. The examples of connective soft tissues are ligaments, tendons, and cartilages. Such natural tissue interfaces have unique microstructural properties and characteristics which avoid the abrupt transitions...review 2023
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Kolken, H.M.A. (author), Garcia, A. Fontecha (author), Plessis, A. Du (author), Meynen, A. (author), Rans, C.D. (author), Scheys, L. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)The fatigue performance of additively manufactured auxetic meta-biomaterials made from commercially pure titanium has been studied only recently. While certain assumptions have been made regarding the mechanisms underlying their fatigue failure, the exact mechanisms are not researched yet. Here, we studied the mechanisms of crack formation...journal article 2022
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Kubo, Yusuke (author), Beckmann, Rainer (author), Pahlavani, H. (author), Cruz Saldivar, M. (author), Szymanski, Katharina (author), Leeflang, M.A. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author), Wruck, Christoph Jan (author), Jahr, H. (author)Background: Nuclear factor erythroid 2–related factor 2 (Nrf2) is a crucial transcription factor for cellular redox homeostasis. The association of Nrf2 with elderly female osteoporotic has yet to be fully described. The aim was to elucidate a potential age-dependent Nrf2 contribution to female osteoporosis in mice. Methods: Eighteen female...journal article 2022
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Mirzaali, Mohammad J. (author), Moosabeiki, Vahid (author), Rajaai, S.M. (author), Zhou, J. (author), Zadpoor, A.A. (author)Additive manufacturing (AM, also known as 3D printing) is an advanced manufacturing technique that has enabled progress in the design and fabrication of customised or patient-specific (meta-)biomaterials and biomedical devices (e.g., implants, prosthetics, and orthotics) with complex internal microstructures and tuneable properties. In the past...review 2022
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Cruz Saldivar, M. (author), Doubrovski, E.L. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author)Bio-inspired composites are a great promise for mimicking the extraordinary and highly efficient properties of natural materials. Recent developments in voxel-by-voxel 3D printing have enabled extreme levels of control over the material deposition, yielding complex micro-architected materials. However, design complexity, very large degrees of...journal article 2022