scholarly journals Surgical management of ulnar styloid fractures: comparison of fixation with anchor suture and tension band wire

2020 ◽  
Vol 15 (1) ◽  
Author(s):  
Alvin Chao-Yu Chen ◽  
Yi-Hsuan Lin ◽  
Chun-Jui Weng ◽  
Chun-Ying Cheng
2020 ◽  
Author(s):  
Alvin Chao-Yu Chen ◽  
Yi-Hsuan Lin ◽  
Chun-Jui Weng ◽  
Chun-Ying Cheng

Abstract Background Limited reference is available regarding surgical management in symptomatic ulnar styloid fractures with small bony avulsion. The study goal is to report the surgical outcomes using anchor suture fixation with comparison to traditional tension band wire fixation.Methods We retrospectively reviewed the medical records in patients who underwent surgical repair for unilateral ulnar styloid fractures with distal radioulnar instability between 2004 and 2017. A total of 31 patients were enrolled including two kinds of fixation methods. Anchor suture fixation plus distal radioulnar joint pinning was performed in ten patients with tiny avulsion bony fragments (group A); tension band wire fixation was performed in 21 patients with big styloid fracture fragments (group B). Patient characteristics and 2-year treatment outcomes were compared between two groups based on Mayo Modified Wrist Score (MMWS), Quick Disabilities of the Arm, Shoulder, and Hand (QuickDASH), visual analog scale (VAS) and surgical complication. Descriptive statistics were used for calculation of key variables; a p-value of < 0.05 was considered statistically significant.Results Based on Gaulke classification, there were five subtypes in group A and three subtypes in group B. Incidence of concomitant distal radius fractures was significantly higher in group B; other patient characteristics including age, sex, injury side, and time to surgery showed no significant difference. Outcome assessment regarding MMWS, QuickDASH and VAS was comparable between two groups. Bone-related complications including nonunion, DRUJ subluxation and styloid resorption were analyzed; the difference was not significant. Incidence of implant-related complications including migration and secondary removal surgery was significantly higher in group B (p = 0.021).Conclusion Surgical fixation in symptomatic ulnar styloid fractures yields comparable treatment outcomes in both fracture patterns. Implant-related complication with secondary removal surgery is more common in tension band wire group. Anchor suture fixation is a feasible option for tiny styloid avulsion fragments with limited surgical complication.


2020 ◽  
Author(s):  
Alvin Chao-Yu Chen ◽  
Yi-Hsuan Lin ◽  
Chun-Jui Weng ◽  
Chun-Ying Cheng

Abstract Background Limited reference is available regarding surgical management in symptomatic ulnar styloid fractures with small bony avulsion. The study goal is to report the surgical outcomes using anchor suture fixation with comparison to traditional tension band wire fixation. Methods We retrospectively reviewed the medical records in patients who underwent surgical repair for unilateral ulnar styloid fractures with distal radioulnar instability between 2004 and 2017. A total of 31 patients were enrolled including two kinds of fixation methods. Anchor suture fixation plus distal radioulnar joint pinning was performed in ten patients with tiny avulsion bony fragments (group A); tension band wire fixation was performed in 21 patients with big styloid fracture fragments (group B). Patient characteristics and 2-year treatment outcomes were compared between two groups based on Mayo Modified Wrist Score (MMWS), Quick Disabilities of the Arm, Shoulder, and Hand (QuickDASH), visual analog scale (VAS) and surgical complication. Descriptive statistics were used for calculation of key variables; a p-value of < 0.05 was considered statistically significant. Results Based on Gaulke classification, there were five subtypes in group A and three subtypes in group B. Incidence of concomitant distal radius fractures was significantly higher in group B; other patient characteristics including age, sex, injury side, and time to surgery showed no significant difference. Outcome assessment regarding MMWS, QuickDASH and VAS was comparable between two groups. Bone-related complications including nonunion, DRUJ subluxation and styloid resorption were analyzed; the difference was not significant. Incidence of implant-related complications including migration and secondary removal surgery was significantly higher in group B (p = 0.021). Conclusion Surgical fixation in symptomatic ulnar styloid fractures yields comparable treatment outcomes in both fracture patterns. Implant-related complication with secondary removal surgery is more common in tension band wire group. Anchor suture fixation is a feasible option for tiny styloid avulsion fragments with limited surgical complication.


2020 ◽  
Author(s):  
Alvin Chao-Yu Chen ◽  
Yi-Hsuan Lin ◽  
Chun-Jui Weng ◽  
Chun-Ying Cheng

Abstract Background: Limited reference is available regarding surgical management in symptomatic ulnar styloid fractures with small bony avulsion. The study goal is to report the surgical outcomes using anchor suture fixation with comparison to traditional tension band wire fixation.Methods: We retrospectively reviewed the medical records in patients who underwent surgical repair for unilateral ulnar styloid fractures with distal radioulnar instability between 2004 and 2017. A total of 31 patients were enrolled including two kinds of fixation methods. Anchor suture fixation plus distal radioulnar joint pinning was performed in ten patients with tiny avulsion bony fragments (group A); tension band wire fixation was performed in 21 patients with big styloid fracture fragments (group B). Patient characteristics and 2-year treatment outcomes were compared between two groups based on Mayo Modified Wrist Score (MMWS), Quick Disabilities of the Arm, Shoulder, and Hand (QuickDASH), visual analog scale (VAS) and surgical complication. Descriptive statistics were used for calculation of key variables; a p-value of < 0.05 was considered statistically significant. Results: Based on Gaulke classification, there were five subtypes in group A and three subtypes in group B. Incidence of concomitant distal radius fractures was significantly higher in group B; other patient characteristics including age, sex, injury side, and time to surgery showed no significant difference. Outcome assessment regarding MMWS, QuickDASH and VAS was comparable between two groups. Bone-related complications including nonunion, DRUJ subluxation and styloid resorption were analyzed; the difference was not significant. Incidence of implant-related complications including migration and secondary removal surgery was significantly higher in group B (p = 0.021). Conclusion: Surgical fixation in symptomatic ulnar styloid fractures yields comparable treatment outcomes in both fracture patterns. Implant-related complication with secondary removal surgery is more common in tension band wire group. Anchor suture fixation is a feasible option for tiny styloid avulsion fragments with limited surgical complication.


2016 ◽  
Vol 4 (2) ◽  
Author(s):  
Elizabeth Cypher ◽  
Sarel Amstel ◽  
Rachel Lyons ◽  
David E Anderson

1992 ◽  
Vol 17 (5) ◽  
pp. 952-956 ◽  
Author(s):  
C.B. Ijsselstein ◽  
D.B. van Egmond ◽  
S.E.R. Hovius ◽  
J.C. van der Meulen

Author(s):  
Esa V. Eskelinen ◽  
Ari P. Suhonen ◽  
Juha V. Virolainen ◽  
William D. Liska

Abstract Objectives The purpose of this study was to compare the load at failure, stiffness and mode of failure between three types of tibial tuberosity transposition fixation techniques: (a) pin and figure-8 tension band wire (Pin-TBW), (b) locking plate with pin and a tension band wire (Plate-Pin-TBW) and (c) locking plate with a pin (Plate-Pin). Methods Six pairs of raccoon dog cadaveric tibiae were tested in Phase I Pin-TBW versus Plate-Pin-TBW and seven pairs in Phase II Plate-Pin-TBW versus Plate-Pin. One limb of each pair was randomly assigned to one of two groups for each phase. A tensile force was applied to the patellar ligament until construct failure. Results Pin-TBW (342N ± 54.7N) failed at a lower load than Plate-Pin-TBW (469N ± 77.3N), p = 0.00748, with all Pin-TBW failing by fracture and the majority of Plate-Pin-TBW failing by rupture of patellar ligament. Pin-TBW group Phase I, normalized with Plate-Pin-TBW Phase I, failed at a lower load than Plate-Pin group Phase II, normalized with Plate-Pin-TBW Phase II, p = 0.00467. There was no significant difference in mean load at failure, stiffness or mode at failure between the groups in the Phase II study. Clinical Significance Although ex vivo mechanical testing does not replicate the postoperative live dog or cat, these results demonstrate lower construct strength of the Pin-TBW construct compared with the Plate-Pin construct in the raccoon dog cadaver model.


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