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specific customized splint to the user’s finger. 3D Print Med, 5:7. DOI: 10.1186/s41205-019-0044-0.
A progression for this project will be to use a 3D 5. Choi H, Seo A, Lee J, 2019, Mallet Finger Lattice Casts
scanner to obtain the dimensions of the user’s Using 3D Printing. J Healthc Eng, 2019:4765043.
finger. This will provide an even higher level of 6. Koo DS, Lee JR, 2017, The Development of a Wrist Brace
accuracy and specificity to the patient. using 3D Scanner and 3D Printer. Fashion Text Res J,
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4 Conclusion 7. Żyluk A, Piotuch B, 2010, Treatment of Mallet Finger a

In this work, a novel design of a patient-specific Review. Pol J Surg, 82:243–50.
finger splint for a mallet finger treatment was 8. Bazavar M, Rouhani A, Tabrizi A, 2014, Simultaneous
proposed. The structure of the splint was fabricated Dorsal Base Fracture and FDP Avulsion of Distal Phalanx of
in a size of a custom injured finger using AM. the Little Finger. Arch Bone Joint Surg, 2:63.
Utilizing FDM 3D printing provides a customizable 9. Tuttle HG, Olvey SP, Stern PJ, 2006, Tendon Avulsion Injuries
of the Distal Phalanx. Clin Orthop Relat Res, 445:157–68.
fit specific to the patient. The FEA and TO were 10. Robinson LS, Sarkies M, Brown T, et al., 2016, Direct,
employed to create a splint with less material to Indirect and Intangible Costs of Acute Hand and Wrist
reduce heat while conserving its satisfactory Injuries: A Systematic Review. Injury, 47:2614–26. DOI:
mechanical properties. This allows for much better 10.1016/j.injury.2016.09.041.
breathability and less sweating for the patient,
possibly lead to increase comfort for the duration 11. Brunet M, Haddad RJ, Sanchez J, et al., 1984, How i Manage
of their recovery. Less material in the splint reduces Sprained Finger in Athletes. Phys Sportsmed, 12:99–108.
the heat generated in the splint when in use, DOI: 10.1080/00913847.1984.11701926.
improving the comfort of the patient. Combining 12. Imoto FS, Leão TA, Imoto RS, et al., 2016, Osteosynthesis
these two techniques optimizes mechanical of Mallet Finger Using Plate and Screws: Evaluation of
properties and user comfort for the best chance 25 Patients. Rev Bras Ortop, 51:268–73. DOI: 10.1016/j.
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of an optimal outcome for patients. This paper 13. O’Brien LJ, Bailey MJ, 2011, Single Blind, Prospective,
demonstrated how the use of engineering concepts Randomized Controlled Trial Comparing Dorsal Aluminum
and developing technologies could improve and Custom Thermoplastic Splints To Stack Splint For Acute
outcomes for patients in the treatment of mallet Mallet Finger. Arch Phys Med Rehabil, 92:191–8. DOI:
finger injury. The results of this project would pave 10.1016/j.apmr.2010.10.035.
the way for the medical industry to utilize superior 14. Berman B, 2013, 3D Printing: The New Industrial
advanced manufacturing and minimum materials
that have been shape optimized to better serve their Revolution. IEEE Eng Manag Rev, 41:72–80. DOI: 10.1109/
purpose while improving patient comfort. emr.2013.6693869.
15. Goh G, Yap YL, Tan HK, et al., 2019, Process-structure-
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