From: A prospective comparison of 3 hamstring ACL fixation devices—rigidfix, bioscrew, and intrafix—randomized into 4 groups with a minimum follow-up of 5 years
Rigidfix/Intrafix
Rigidfix/BioScrew
BioScrew/Intrafix
BioScrew/BioScrew
Number randomized
30
2-year follow-up
28
25
29
Revision before 2-year follow-up
1
2
5-year follow-up
27
22
24
Additional procedure before 5-year follow-up
6