Page 399 - IJB-10-3

International Journal of Bioprinting Optimizing 3D-printed mouthguards

of these samples. D-A70 type of MG samples had superior Writing – review & editing: Gen Tanabe, Kairi Hayashi,
retention forces under wet conditions than the average of Takahiro Wada, Yumi Tsuchida
all MGs, previously reported as 6.4 ± 2.5 N.
Ethics approval and consent to participate
MGs manufactured by digital design and additive
manufacturing process are expected to replace Not applicable.
conventionally custom-made MGs because of their
improved standardization and convenience. Additively Consent for publication
manufactured MG samples can be improved substantially Not applicable.
by combining D-ABS and Agilus materials due to
their effective shock absorption and durability. With Availability of data
these findings showcasing their benefits, a transition
to fully adopting additively manufactured MGs for The datasets are not publicly available due to intellectual
more enhanced athlete protection in contact sports is property considerations, but are available from the
foreseeable in future. corresponding author upon reasonable request. Requests
for access to these data should be directed to Dr. Hiroshi
Acknowledgments Churei (chu.spmd@tmd.ac.jp).
We would like to thank Dr. Changyu Chen for unwavering References
support throughout the entire research and thank Dr. Thet
Khaing Aung, Dr. Yun- Chia Lian and Dr. Siti Salwa Binti 1. FDI World Dental Federation. FDI policy statement on Sports
Idris for undertaking supportive work without managing dentistry: Adopted by the FDI General Assembly, September
data. We also extend our gratitude to the entire Sports 2016, Poznan, Poland. Int Dent J. 2017;67(1):18-19.
Dentistry Group at Tokyo Medical and Dental University doi: 10.1111/idj.12314
for active engagement in academic discussions and 2. Elena-Lito E, Ioannis K, Nikolaos K. Use of mouthguards by
continuous assistance. amateur basketball athletes in Greece and the USA. Trauma
Cases Rev. 2019;5(1).
Funding doi: 10.23937/2469-5777/1510071
This work was supported by the Pioneering Research 3. Galic T, Kuncic D, Poklepovic Pericic T, et al. Knowledge
Initiated by the Next Generation (SPRING) under the and attitudes about sports-related dental injuries and
Japan Science and Technology Agency (JST) (grant no. mouthguard use in young athletes in four different contact
JPMJSP 2120). The funding organization did not play a sports-water polo, karate, taekwondo and handball. Dent
role in the design or conduct of this study. Traumatol. 2018;34(3):175-181.
doi: 10.1111/edt.12394
Conflict of interest 4. Gomez-Gimeno A, Zamora-Olave C, Cordobes-Navarro M,
Willaert E, Martinez-Gomis J. Satisfaction with shortening
The authors declare no conflicts of interest.
the palatal extension of a mouthguard for water polo
players: a randomized crossover study. Dent Traumatol.
Author contributions 2019;35(2):135-141.
Conceptualization: Chenyuan Li, Hiroshi Churei, doi: 10.1111/edt.12455
Toshiaki Ueno 5. Knapik JJ, Hoedebecke BL, Rogers GG, Sharp MA, Marshall
Data curation: Chenyuan Li SW. Effectiveness of mouthguards for the prevention of
Formal analysis: Chenyuan Li orofacial injuries and concussions in sports: systematic review
Funding acquisition: Chenyuan Li, Toshiaki Ueno and meta-analysis. Sports Med. 2019;49(8):1217-1232.
Investigation: Chenyuan Li doi: 10.1007/s40279-019-01121-w
Methodology: Chenyuan Li, Hiroshi Churei, Toshiaki Ueno 6. Allison P, Tamimi F. Mouthguards should be worn in contact
Project administration: Hiroshi Churei sports. Br J Sports Med. 2020;54(17):1016-1017.
Resources: Hiroshi Churei, Yumi Tsuchida, Takahiro Wada doi: 10.1136/bjsports-2020-102041
Software: Yumi Tsuchida, Takahiro Wada 7. Chisholm DA, Black AM, Palacios-Derflingher L, et
Supervision: Hiroshi Churei al. Mouthguard use in youth ice hockey and the risk of
Validation: Chenyuan Li concussion: nested case–control study of 315 cases. Br J
Visualization: Chenyuan Li, Hiroshi Churei Sports Med. 2020;54(14):866-870.
Writing – original draft: Chenyuan Li doi: 10.1136/bjsports-2019-101011

Volume 10 Issue 3 (2024) 391 doi: 10.36922/ijb.2469