Patients achieved greater range of movement when using high-flexion implants

Verfasser / Beitragende:
[Canfeng Li, Yi Zeng, Bin Shen, Jing Yang, Zongke Zhou, Pengde Kang, Fuxing Pei]
Ort, Verlag, Jahr:
2015
Enthalten in:
Knee Surgery, Sports Traumatology, Arthroscopy, 23/6(2015-06-01), 1598-1609
Format:
Artikel (online)
ID: 605456364
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024 7 0 |a 10.1007/s00167-014-3314-9  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00167-014-3314-9 
245 0 0 |a Patients achieved greater range of movement when using high-flexion implants  |h [Elektronische Daten]  |c [Canfeng Li, Yi Zeng, Bin Shen, Jing Yang, Zongke Zhou, Pengde Kang, Fuxing Pei] 
520 3 |a Purpose: NexGen Legacy Posterior Stabilized high-flexion prostheses (LPS-Flex) have been popularized as an alternative to NexGen standard prostheses (LPS) in total knee arthroplasty (TKA). Advocates of this new generation prosthesis suggest improved postoperative knee flexion. The purpose of this study was to summarize the best evidence for comparing the range of motion (ROM) and functional outcomes of LPS-Flex prostheses and LPS in TKA. Methods: Electronic databases were systematically searched to identify relevant randomized controlled trials (RCTs). The last date for our research was July 2014. Our search strategy was followed the requirements of the Cochrane Library Handbook. The methodological quality was assessed, and the data were extracted independently by two authors. Results: Nine studies that included 978 knees met our inclusion criteria for review. The results showed that there was larger postoperative ROM (1.62, 95% CI 0.52-2.72) in the LPS-Flex group than in the LPS group. There was not a statistically significant difference in the clinical functional scores and complications between the LPS-Flex group and the LPS group in TKA. The pooled mean differences were as follows: total KSS, −0.64 (95% CI −1.41 to 0.13); functional KSS, −0.53 (95% CI −1.51 to 0.45); HSS, 0.23 (95% CI −0.87 to 1.33); complications, 0.49 (95% CI 0.20-1.24); and radiolucent lines, 1.56 (95% CI 0.68-3.55). Conclusions: The preliminary results indicate that the NexGen LPS-Flex prosthesis provides an alternative to the NexGen LPS prosthesis, with greater range of motion and without severe complications or radiographic outcomes. The clinical advantages were not shown in the KSS or the HSS. Thus, the selection of a high-flexion prosthesis should depend on the characteristics of the patient, particularly high motivation and poor preoperative ROM. The potential benefits in the medium- and long-term outcomes require confirmation by larger, multicenter and well-conducted RCTs. Level of evidence: Therapeutic study, Level I. 
540 |a European Society of Sports Traumatology, Knee Surgery, Arthroscopy (ESSKA), 2014 
690 7 |a High-flexion prosthesis  |2 nationallicence 
690 7 |a Standard prosthesis  |2 nationallicence 
690 7 |a Range of motion  |2 nationallicence 
690 7 |a Total knee arthroplasty  |2 nationallicence 
700 1 |a Li  |D Canfeng  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
700 1 |a Zeng  |D Yi  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
700 1 |a Shen  |D Bin  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
700 1 |a Yang  |D Jing  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
700 1 |a Zhou  |D Zongke  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
700 1 |a Kang  |D Pengde  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
700 1 |a Pei  |D Fuxing  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
773 0 |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/6(2015-06-01), 1598-1609  |x 0942-2056  |q 23:6<1598  |1 2015  |2 23  |o 167 
856 4 0 |u https://doi.org/10.1007/s00167-014-3314-9  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a review-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00167-014-3314-9  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Li  |D Canfeng  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zeng  |D Yi  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Shen  |D Bin  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Yang  |D Jing  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zhou  |D Zongke  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kang  |D Pengde  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pei  |D Fuxing  |u The Orthopedic Department, West China Hospital, Sichuan University, Chengdu, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/6(2015-06-01), 1598-1609  |x 0942-2056  |q 23:6<1598  |1 2015  |2 23  |o 167