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Six year results of the Rebalance mobile bearing total ankle replacement

Henricson, Anders ; Popelka, Stanislav and Rydholm, Urban LU (2021) In Foot and Ankle Surgery 27(1). p.66-69
Abstract

Background: We report the outcomes of a prospective consecutive series of 267 total ankle replacements (TARs) using a new mobile bearing Rebalance® prosthesis. Methods: Between April 2011 and December 2018, 267 consecutive Rebalance® prostheses were implanted in 255 patients at 3 different centers. Estimated survival curves with 95% confidence intervals were produced with the Kaplan–Meier method. 110 ankles were followed for at least 5 years and clinical and radiological outcomes were assessed in 92 of these ankles. Results: Twenty-one ankles were revised at a mean of 34 (7–60) months. The estimated survival was 90% (95% CI 86–95) at 5 years and 88.3% (95% CI 83.–94 at 6 years. The ankles followed for at least 5 years demonstrated a... (More)

Background: We report the outcomes of a prospective consecutive series of 267 total ankle replacements (TARs) using a new mobile bearing Rebalance® prosthesis. Methods: Between April 2011 and December 2018, 267 consecutive Rebalance® prostheses were implanted in 255 patients at 3 different centers. Estimated survival curves with 95% confidence intervals were produced with the Kaplan–Meier method. 110 ankles were followed for at least 5 years and clinical and radiological outcomes were assessed in 92 of these ankles. Results: Twenty-one ankles were revised at a mean of 34 (7–60) months. The estimated survival was 90% (95% CI 86–95) at 5 years and 88.3% (95% CI 83.–94 at 6 years. The ankles followed for at least 5 years demonstrated a median Likert score of 1 (1–4). Radiolucent zones were detected in 14% and osteolytic cysts in 3%. Conclusion: The survival rate of the Rebalance prosthesis conforms with other reports of similar designs. The satisfaction rate was high. Radiological zones and osteolytic cysts were found at a lower rate than usually reported for mobile bearing TARs. These results favour further use of this implant.

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author
; and
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Ankle, Survival rate, The Rebalance prosthesis, Total ankle arthroplasty, Total ankle replacement
in
Foot and Ankle Surgery
volume
27
issue
1
pages
66 - 69
publisher
Elsevier
external identifiers
  • scopus:85079880216
  • pmid:32089439
ISSN
1268-7731
DOI
10.1016/j.fas.2020.02.004
language
English
LU publication?
no
id
9df9c5a2-bc04-4a0a-9954-d11749834bdc
date added to LUP
2020-03-18 14:51:43
date last changed
2024-09-18 19:41:11
@article{9df9c5a2-bc04-4a0a-9954-d11749834bdc,
  abstract     = {{<p>Background: We report the outcomes of a prospective consecutive series of 267 total ankle replacements (TARs) using a new mobile bearing Rebalance® prosthesis. Methods: Between April 2011 and December 2018, 267 consecutive Rebalance® prostheses were implanted in 255 patients at 3 different centers. Estimated survival curves with 95% confidence intervals were produced with the Kaplan–Meier method. 110 ankles were followed for at least 5 years and clinical and radiological outcomes were assessed in 92 of these ankles. Results: Twenty-one ankles were revised at a mean of 34 (7–60) months. The estimated survival was 90% (95% CI 86–95) at 5 years and 88.3% (95% CI 83.–94 at 6 years. The ankles followed for at least 5 years demonstrated a median Likert score of 1 (1–4). Radiolucent zones were detected in 14% and osteolytic cysts in 3%. Conclusion: The survival rate of the Rebalance prosthesis conforms with other reports of similar designs. The satisfaction rate was high. Radiological zones and osteolytic cysts were found at a lower rate than usually reported for mobile bearing TARs. These results favour further use of this implant.</p>}},
  author       = {{Henricson, Anders and Popelka, Stanislav and Rydholm, Urban}},
  issn         = {{1268-7731}},
  keywords     = {{Ankle; Survival rate; The Rebalance prosthesis; Total ankle arthroplasty; Total ankle replacement}},
  language     = {{eng}},
  number       = {{1}},
  pages        = {{66--69}},
  publisher    = {{Elsevier}},
  series       = {{Foot and Ankle Surgery}},
  title        = {{Six year results of the Rebalance mobile bearing total ankle replacement}},
  url          = {{http://dx.doi.org/10.1016/j.fas.2020.02.004}},
  doi          = {{10.1016/j.fas.2020.02.004}},
  volume       = {{27}},
  year         = {{2021}},
}