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International Journal of Bioprinting 3DP Ta buttress in DDH shelf acetabuloplasty

Figure 5. Radiographic indicators. (A) The lateral center-edge (LCE) angle. (B) The Tonnis angle. (C) The Sharp’s angle. (D) The coverage of femoral
head (a/b).

as mean ± standard deviation. Paired t-tests were used for 3. Results
comparisons between pre- and post-surgery data, with
a significance level α set at 0.05 (two-tailed). Pearson 3.1. Perioperative data
correlation coefficients were used to analyze correlations All 21 patients (25 hips) underwent successful surgeries
between the implantation deviation parameters and NAHS, without any major vascular or nerve injuries. The surgical
mHHS, HOS-SSS, iHOT-12, and patient satisfaction time per hip ranged from 1.08 to 2 h, with an average of
scores, respectively, with p < 0.05 indicating statistically 1.64 ± 0.27 h; the intraoperative blood loss ranged from
significant differences. 50 to 150 mL, averaging 88.60 ± 25.20 mL. All patients’

Volume 10 Issue 6 (2024) 216 doi: 10.36922/ijb.4074