Page 480 - IJB-10-5

International Journal of Bioprinting 3D-printed post-otoplasty ear retainer

Table 3. Satisfaction of patients wearing the retainer.
Number of patients (%)
Parameter
Very satisfied Moderately satisfied (Totally) not satisfied N/A

Dimensions (size) 17 (85) 2 (10) 1 (5) 0 (0)
Weight 15 (75) 3 (15) 1 (10) 1(5)
Adjustability 18 (80) 2 (10) 0 (10) 0 (0)
19 (95)
Safety 0 (0) 0 (0)
1 (5)
Durability 13 (65) 4 (20) 1 (5) 2 (10)
Simplicity of use 14 (70) 3 (15) 3 (15) 0 (0)
Comfort 13 (65) 2 (10) 4 (20) 1 (5)
Effectiveness 14 (70) 4 (20) 0 (0) 2 (10)
General 17 (85) 2 (10) 1 (5) 0
Mean frequency (± SD), % 15 (± 2) 2 (± 1) 1 (± 1) 1 (± 1)
Note: The categories “not satisfied” and “totally not satisfied” were combined into a single category of “(totally) not satisfied.” Abbreviation: N/A:
Not applicable.

Figure 7. Changes in morphological parameters before and after treatment with external stretching devices and the personalized retainer. (A) Changes in
the length of the ear one month after treatment, (B) changes in the width of the ear one month after treatment, and (C) changes in the helix-mastoid (H-M)
distance of the ear one month after treatment. *p < 0.05. Abbreviation: ns: Non-significant.

Volume 10 Issue 5 (2024) 472 doi: 10.36922/ijb.3986