laser additive manufacturing of biodegradable mg-based alloys for biomedical applications a review

Laser additive manufacturing of biodegradable Mg-based alloys ...- laser additive manufacturing of biodegradable mg-based alloys for biomedical applications a review ,Request PDF | Laser additive manufacturing of biodegradable Mg-based alloys for biomedical applications: A review | Metallic implants are widely used in internal fixation of bone fracture in ... Additive manufacturing of biodegradable metals ... - PubMedThe combination of biodegradable metals and additive manufacturing (AM) leads to a revolutionary change of metal implants in many aspects including materials, design, manufacturing, and clinical applications. The AM of nondegradable metals such as titanium and CoCr alloys has proven to be a tremendous success in clinical applications.



Laser additive manufacturing of biodegradable magnesium alloy ...

An in situ transmission electron microscopy heating experiment further demonstrates the development of two distinct intermetallic phases in additively manufactured WE43 alloys. While one forms already during solidification, the other precipitates due to the ongoing heat treatment during LPBF processing.

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Laser Powder Bed Fusion Applied to a New Biodegradable Mg-Zn ...

The aim of the present paper is to apply the laser powder bed fusion process to a new biodegradable Mg-Zn-Zr-Ca alloy powder prepared via a mechanical alloying method from powder pure components. This additive manufacturing method is expected to allow for the obtaining of high biomechanical and biochemical performance.

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Laser additive manufacturing of biodegradable magnesium alloy ...

Abstract WE43, a magnesium alloy containing yttrium and neodymium as main alloying elements, has become a well-established bioresorbable implant material. Implants made of WE43 are often fabricated by powder extrusion and subsequent machining, but for more complex geometries laser powder bed fusion (LPBF) appears to be a promising alternative.

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Effect of Laser Parameters on Processing of Biodegradable ...

The global aim of the theme of magnesium alloy processing by the selective laser melting technology is to enable printing of replacements into the human body. By combining the advantages of WE43 magnesium alloy and additive manufacturing, it is

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Laser additive manufacturing of biodegradable Mg-based alloys ...

DOI: 10.1016/j.jma.2021.12.014 Corpus ID: 248742581; Laser additive manufacturing of biodegradable Mg-based alloys for biomedical applications: A review @article{Wu2022LaserAM, title={Laser additive manufacturing of biodegradable Mg-based alloys for biomedical applications: A review}, author={C.L. Wu and Wenjun Xie and H.C. Man}, journal={Journal of Magnesium and Alloys}, year={2022} }

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Additively manufactured Fe-35Mn-1Ag lattice structures for ...

Highly porous scaffolds of Fe-35Mn-1Ag biodegradable alloy fabricated for the first time using the selective laser melting technique. The microstructure, structural morphology, mechanical properties and degradation behaviour of the scaffold were studied and the results compared with a Fe 35Mn scaffold manufactured under similar processing parameters.

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Additive Manufacturing of NiTi Shape Memory Alloy for ...

NiTi shape memory alloys (SMAs) are used in a broad range of biomedical applications because of their unique properties including biocompatibility and high corrosion and wear resistance as well as functional properties such as superelasticity and the shape memory effect. The combination of SMAs and additive manufacturing can lead to revolutionary changes to the uses of SMAs in the biomedical ...

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Laser additive manufacturing of biodegradable magnesium alloy ...

This study is the first to report in detail on the microstructure development of the established magnesium alloy WE43 fabricated by the additive manufacturing process of Laser Powder Bed Fusion (LPBF), which presents unique microstructural features which originate from the laser-melting process. WE43, a magnesium alloy containing yttrium and neodymium as main alloying elements, has become a ...

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In vitro and in vivo degradation assessment and ... - PubMed

The present review focuses on in vitro and in vivo degradation of biodegradable Mg alloys, and preventive measures for biomedical applications. Initially, the corrosion assessment approaches to predict the degradation behavior of Mg alloys are discussed along with the measures to control rapid corrosion. Furthermore, this review attempts to ...

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Laser Additive Manufacturing: Materials, Design, Technologies ...

Laser Additive Manufacturing: Materials, Design, Technologies, and Applications provides the latest information on this highly efficient method of layer-based manufacturing using metals, plastics, or composite materials. The technology is particularly suitable for the production of complex components with high precision for a range of industries, including aerospace, automotive, and medical ...

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A review of current challenges and prospects of ... - Springer

According to a few previous research types, the technology of laser additive manufacturing can process MMC materials (Gao et al. 2019c). The incorporation of high-melting-point ceramics should reduce the formability. However, the high performance of laser additive manufacturing of Mg-based MMC is also considered an inevitable challenge.

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Effect of Laser Parameters on Processing of Biodegradable ...

The global aim of the theme of magnesium alloy processing by the selective laser melting technology is to enable printing of replacements into the human body. By combining the advantages of WE43 magnesium alloy and additive manufacturing, it is

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Additive Manufacturing of Mg alloys for Biomedical ...

Laser-based additive manufacturing technology is still a new method for Mg-based implant manufacture. By this technology, the final product is printed layer-by-layer, based on computer-aided...

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Additively manufactured Fe-35Mn-1Ag lattice structures for ...

Highly porous scaffolds of Fe-35Mn-1Ag biodegradable alloy fabricated for the first time using the selective laser melting technique. The microstructure, structural morphology, mechanical properties and degradation behaviour of the scaffold were studied and the results compared with a Fe 35Mn scaffold manufactured under similar processing parameters.

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(PDF) A review of additive manufacturing of Mg-based alloys ...

Microstructure, mechanical properties, corrosion resistance and cytocompatibility of WE43 Mg alloy scaffolds fabricated by laser powder bed fusion for biomedical applications Article Feb 2021 MAT...

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Additive manufacturing of Mg alloys for biomedical ...

The currently used methods of Mg AM include selective laser melting (SLM), powder bed fusion (PBF), wire arc additive manufacturing (WAAM), paste extrusion deposition, friction stir additive manufacturing (FSAM), and jetting technologies [ 26 ]. Among the different AM processes, WAAM and SLM are recently used to produce Mg alloy.

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Additive manufacturing of Mg alloys for biomedical ...

Using additive manufacturing (AM), any complex geometry and near net shape of the components can be produced. Manufacturing Mg alloy satisfying compositional, microstructural, and design features as per biomedical design specification through AM process requires thorough understanding of the microstructure-property relationship.

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Recent Progress on Mg- and Zn-Based Alloys for Biodegradable ...

Currently, biodegradable metals for implantation applications are widely investigated to replace biodegradable polymeric implantations, which may cause inflammatory or adverse local tissue reactions. Amongst these metals, magnesium (Mg) and zinc (Zn) alloys with good biocompatibility, mechanical properties, and corrosion resistance are being widely investigated. In this review, the criteria ...

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Laser additive manufacturing of biodegradable magnesium alloy ...

In this review, the importance of Mg in biomedical applications, feasibility of manufacturing Mg and its alloys through AM technology, challenges in microstructural engineering to achieve improved ...

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Additive manufacturing of biodegradable metals ... - PubMed

The combination of biodegradable metals and additive manufacturing (AM) leads to a revolutionary change of metal implants in many aspects including materials, design, manufacturing, and clinical applications. The AM of nondegradable metals such as titanium and CoCr alloys has proven to be a tremendous success in clinical applications.

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Selective Laser Melted Rare Earth Magnesium Alloy with High ...

Magnesium (Mg) degrades too fast in human body, which limits its orthopedic application. Single-phase Mg-based supersaturated solid solution is expected to possess high corrosion resistance. In this work, rare earth scandium (Sc) was used as alloying element to prepare Mg (Sc) solid solution powder by mechanical alloying (MA) and then shaped ...

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Biodegradable Magnesium Alloys: A Review of Material ...

A major line of biodegradable alloys for such purposes are those based upon a magnesium-zinc platform. These alloys have been composed in an array of assortments, and have been tailored for biomedical applications and non-biomedical applications like energy storage . For biomedical applications, selection of elemental compositions for the ...

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Additive manufacturing of Mg alloys for biomedical ...

Abstract Among various bio-materials such as titanium, stainless steel, and cobalt based alloys, magnesium and magnesium-based alloys are considered as new generation biomaterials due to its ability to completely dissolve in to the body fluids leaving no debris. Comparable mechanical strength to bone, bio-absorbable and bio-resorbable property and the ability to control its degradation are the ...

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Influence of shielding gas flow on the μLMWD of biodegradable ...

Wire feedstocks can be potentially used in additive manufacturing of customized biomedical implants. Micro laser metal wire deposition (µLMWD) can provide the dimensional resolution through the use of pulsed wave laser emission with small wire diameters (0.5 mm). Concerning the high reactivity of the biodegradable Mg alloys, the use of a wire feedstock can provide relatively safer option ...

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