Title Page
Contents
ABSTRACT 9
1. Introduction 11
2. Materials and Methods 14
2.1. Suture materials and fixation methods 14
2.2. Grouping 14
2.3. Biomechanical testing 14
2.3.1. Tensile test 17
2.3.2. Cyclic loading test 19
2.4. Recording of failure 19
2.5. Statistical analysis 19
3. Results 20
3.1. Tensile test: displacement and load 20
3.2. Tensile test: failure load, load at 3 mm, and stiffness 29
3.3. Cyclic loading test: displacement and load 37
3.4. Failure load, load at 3 mm, and stiffness after cyclic loading test 42
3.5. Cause of failure 49
4. Discussion 50
5. Conclusion 56
Reference 57
Abstract (in Korean) 61
Table 1. Tensile test of the group that ligated nylon leader line and LigaFiba 31
Table 2. Tensile test of the group that crimped nylon leader line and LigaFiba 32
Table 3. Tensile test of the group that nylon leader line and LigaFiba without distinction of loop configuration 36
Table 4. Cyclic loading test of the group that crimped nylon leader line and Ligafiba 44
Table 5. Cyclic loading test of the group that nylon leader line and LigaFiba without distinction of loop configuration 48
Figure 1. Universal testing machine. 16
Figure 2. Tensile diagram. 18
Figure 3. Tensile test - displacement-load graph of nylon leader line in a figure of zero loop with ligation. 21
Figure 4. Tensile test - displacement-load graph of nylon leader line in a figure of eight loop with ligation. 22
Figure 5. Tensile test - displacement-load graph of LigaFiba in a figure of zero loop with ligation. 23
Figure 6. Tensile test - displacement-load graph of Ligafiba in a figure of eight loop with ligation. 24
Figure 7. Tensile test - displacement-load graph of nylon leader line in a figure of zero with crimp. 25
Figure 8. Tensile test - displacement-load graph of nylon leader line in a figure of eight loop with crimp. 26
Figure 9. Tensile test - displacement-load graph of LigaFiba in a figure of zero with crimp. 27
Figure 10. Tensile test displacement-load graph of LigaFiba in a figure of eight with crimp. 28
Figure 11. Tensile test - box plot of failure load. 33
Figure 12. Tensile test - box plot of load at 3 mm. 34
Figure 13. Tensile test - box plot of stiffness. 35
Figure 14. Cyclic loading test - displacement-load graph of nylon leader line in a figure of zero loop with crimp. 38
Figure 15. Cyclic loading test - displacement-load graph of nylon leader line in a figure of eight loop with crimp. 39
Figure 16. Cyclic loading test - displacement-load graph of LigaFiba in a figure of zero loop with crimp. 40
Figure 17. Cyclic loading test - displacement-load graph of LigaFiba in a figure of eight loop with crimp. 41
Figure 18. Cyclic loading test - box plot of failure load. 45
Figure 19. Cyclic loading test - box plot of load at 3 mm. 46
Figure 20. Cyclic loading test - box plot of stiffness. 47