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3D Printing Design for Infants’ Medical Consumables

Figure 6. The convex and concave 3D printing models of infant’s airway.

Figure 7. The important parameters for designing BB infants
only from measuring convex 3D models and CT scan image.
Abbreviations: G-C, Distance from glottis to carina for designing
the location of barycenter on BB; transverse diameter, to match up
with the diameter of the right main bronchus (mm); longitudinal Figure 8. The trial-produced sample of BB infants only in a
diameter, to match up with distance from the upper margin of the concave 3D printing model.
right upper lobe opening to carina; T-G, distance between incisor
teeth and glottis. 4. Discussion

RUL opening of the concave 3D printed model was used The difficulty in designing the right bronchus for infants
to confirm that it is unobstructed (Figure 9). lies in how to attain more realistic anatomic data of the

36 International Journal of Bioprinting (2022)–Volume 8, Issue 3