Abstract
Background:
Wound complications after total ankle arthroplasty (TAA) are a common postoperative complication occurring in 14% to 66% of all surgeries. Soft tissue breakdown along the anterior incision can cause exposure of anterior tendons and implant, and adhesions of the extensor tendons of the foot. Recent publications have advocated for the implantation of dehydrated human amniotic membrane (DHAM) allograft during closure of anterior ankle incisions during TAA. The goal of this study was to determine whether implantation of DHAM allograft in TAAs decreased overall postoperative wound complications.
Methods:
One hundred seventy patients with end-stage ankle arthritis refractory to conservative management underwent TAA with a standard anterior approach by 1 of 3 board-certified foot and ankle orthopedic surgeons. Ninety-one patients underwent closure of the anterior incision with addition of DHAM, whereas 79 patients served as the control (no addition of DHAM). The primary endpoints considered were postoperative complications and reoperation. Included in the postoperative complications was return to the operating room, postoperative plastic surgery intervention, wound communication with the implant, removal of the implant, neurolysis, tendon debridement, and extensor hallucis longus contracture/adhesions.
Results:
In the analysis of our demographically homogenous cohorts, there was no statistically significant difference in any postoperative complications between patients closed with DHAM and controls. Return to the operating room occurred in 8.9% of controls and 15.4% of the DHAM group (P = .291). Similarly, there was no statistically significant difference in postoperative plastic surgery, wound communication with the implant, implant removal, neurolysis, and tendon debridement between the control and DHAM groups.
Conclusion:
The application of DHAM theoretically acts to decrease overall wound complications in TAA. The use of DHAM preceding wound closure in TAA did not show a statistically significant reduction in overall wound complications in our retrospective analysis. Further study, including prospective randomized studies, is needed to further investigate the effectiveness of DHAM in reducing wound complications in TAAs.
Level of Evidence:
Level III, retrospective cohort study.
Keywords
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