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FDM 3D 프린터를 이용한 몰드 기반의 바이오 세라믹 인공지지체의 새로운 제작 방법

New Fabrication Method of Bio-Ceramic Scaffolds Based on Mould using a FDM 3D Printer

Journal of the Korean Society for Precision Engineering 2018;35(10):957-963.
Published online: October 1, 2018

1 SJ TOOLS 기업부설연구소

2 안동대학교 기계공학과

1 Research Institute, SJ TOOLS

2 Department of Mechanical Engineering, Andong National University

#E-mail: jykim@anu.ac.kr, TEL: +82-54-820-5669
• Received: November 28, 2017   • Revised: June 19, 2018   • Accepted: July 2, 2018

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Citations

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  • Development of machine learning models for material classification and prediction of mechanical properties of FDM 3D printing outputs
    Su-Hyun Kim, Ji-Hye Park, Ji-Young Park, Seung-Gwon Kim, Young-Jun Lee, Joo-Hyung Kim
    Journal of Mechanical Science and Technology.2025; 39(2): 541.     CrossRef
  • A Study on the Optimization of Mold Conditions for Fabrication of Bio-ceramic Scaffold via a FDM 3D Printer
    Min-Woo Sa, Jong Young Kim
    Journal of the Korean Society of Manufacturing Process Engineers.2024; 23(1): 42.     CrossRef
  • 3D printing of Hollow Biocompatible Ceramic Scaffold by Material Deposition and Volumetric Shrinkage
    Seok Kim
    Journal of the Korean Society of Manufacturing Technology Engineers.2019; 28(1): 31.     CrossRef

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New Fabrication Method of Bio-Ceramic Scaffolds Based on Mould using a FDM 3D Printer
J. Korean Soc. Precis. Eng.. 2018;35(10):957-963.   Published online October 1, 2018
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New Fabrication Method of Bio-Ceramic Scaffolds Based on Mould using a FDM 3D Printer
J. Korean Soc. Precis. Eng.. 2018;35(10):957-963.   Published online October 1, 2018
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New Fabrication Method of Bio-Ceramic Scaffolds Based on Mould using a FDM 3D Printer
Image Image Image Image Image Image Image
Fig. 1 Concept of scaffold fabrication
Fig. 2 Schematic diagram for fabrication of bio-ceramic scaffold
Fig. 3 3D modeling of concept moulds; (a) PM (Group A), (b)PMSV (Group B), and (c) PMSVE (Group C)
Fig. 4 Mould images made of FDM 3D printer
Fig. 5 Actual image of CSE device
Fig. 6 The XRD patterns of raw BCP powder (top) and BCP scaffold (bottom) sintered at 1150oC for 3h
Fig. 7 SEM/EDS images of bio-ceramic scaffolds: (a) SEM image and (b) EDS image
New Fabrication Method of Bio-Ceramic Scaffolds Based on Mould using a FDM 3D Printer

The fabrication process of three moulds

Printer type FDM 3D printer (Makerbot®Replicator)
Layer height 0.05 mm
Quality High
Temperature 215oC
Nozzle size 0.4 mm
Filament type True white (1.75 mm)

Measurements of exterior scaffold dimensions and weight and calculated values for volume, porosity, and shrinkage. Values are expressed in average ± SD

(n = 8)

Plane Direction Measured of Calculated (SD)
PM PMSV PMS-VE
Dim-ensions
(mm)
x x-top 4.89 ± 0.05 4.87 ± 0.08 5.06 ± 0.06
x-bottom 4.58 ± 0.10 4.80 ± 0.11 5.01 ± 0.06
y y-top 5.16 ± 0.14 5.19 ± 0.09 5.03 ± 0.06
y-bottom 4.71 ± 0.08 4.72 ± 0.07 4.94 ± 0.07
z z-front 4.95 ± 0.18 5.06 ± 0.22 4.35 ± 0.06
z-back 4.92 ± 0.19 5.49 ± 0.34 4.40 ± 0.07
Volume (mm3) 115.21 ± 4.46 128.23 ± 5.24 109.67 ± 2.33
Weight (mg) 94.94 ± 2.69 86.90 ± 5.19 77.89 ± 2.96
Porosity (%) 61.84 ± 2.81 56.78 ± 4.80 62.53 ± 3.53
Shri-nkage (%) 32.26 ± 2.58 28.32 ± 3.03 37.46 ± 1.44

Results on the pore size of PMSVE BCP scaffolds fabricated at different mould condition. Values are expressed in average ± SD

(n = 8)

Plane Direction Pore size (μm)
x-y x 516 ± 22
y 534 ± 28
x-z x 883 ± 40
z 538 ± 27
y-z y 557 ± 27
z 917 ± 25
Table 1. The fabrication process of three moulds
Table 2 Measurements of exterior scaffold dimensions and weight and calculated values for volume, porosity, and shrinkage. Values are expressed in average ± SD (n = 8)
Table 3 Results on the pore size of PMSVE BCP scaffolds fabricated at different mould condition. Values are expressed in average ± SD (n = 8)