Revision TKA: The Dutch Experience

OrthoMedia ◽  
2021 ◽  
2007 ◽  
Vol 107 (4) ◽  
pp. 275-280 ◽  
Author(s):  
Elisabeth A. Cats ◽  
Kuan H. Kho ◽  
Onno van Nieuwenhuizen ◽  
Cornelis W. M. van Veelen ◽  
Peter H. Gosselaar ◽  
...  

2021 ◽  
Vol 22 (1) ◽  
Author(s):  
Jake von Hintze ◽  
Mika Niemeläinen ◽  
Harri Sintonen ◽  
Jyrki Nieminen ◽  
Antti Eskelinen

Abstract Background The purpose of this study was to determine the mid-term clinical, radiographic and health-related quality of life (HRQoL) outcomes and define the survival rate in patients who had undergone revision total knee arthroplasty (TKA) using the single rotating hinged knee (RHK) design. Methods Between January 2004 and December 2013, 125 revision TKAs were performed at our institution using the single RHK implant. We conducted both a retrospective analysis of prospectively collected outcome data of these patients and a prospective follow-up study of all 39 living patients (41 knees). The follow-up phase included an optional extra follow-up visit, PROM questionnaires, and plain radiographs. Results The ten-year Kaplan-Meier survival rate of the revision RHK knees was 81.7% (95% CI 71.9–91.6%) with re-revision for any reason as the endpoint. Overall, 15 knees (12% of the total) underwent re-revision surgery during the follow-up. The median follow-up was 6.2 years (range, 0–12.7 years) post-operatively for the baseline group. One mechanical hinge mechanism-related failure occurred without any history of trauma or infection. At the time of the final follow-up, the majority of patients evinced a fairly good clinical outcome measured with patient-reported outcome measures and none of the components were radiographically loose. Conclusion We found that in patients undergoing complex revision TKA, fairly good functional outcome and quality of life can be achieved using an RHK implant. Further, it seems that in this type of patient cohort, revision TKA using an RHK implant relieves pain more than it improves ability to function. The NexGen® RHK design can be regarded as a suitable option in complex revision TKA.


Author(s):  
Eitan Ingall ◽  
Christian Klemt ◽  
Christopher M. Melnic ◽  
Wayne B. Cohen-Levy ◽  
Venkatsaiakhil Tirumala ◽  
...  

AbstractThis is a retrospective study. Prior studies have characterized the deleterious effects of narcotic use in patients undergoing primary total knee arthroplasty (TKA). While there is an increasing revision arthroplasty burden, data on the effect of narcotic use in the revision surgery setting remain limited. Our aim was to characterize the effect of active narcotic use at the time of revision TKA on patient-reported outcome measures (PROMs). A total of 330 consecutive patients who underwent revision TKA and completed both pre- and postoperative PROMs was identified. Due to differences in baseline characteristics, 99 opioid users were matched to 198 nonusers using the nearest-neighbor propensity score matching. Pre- and postoperative knee disability and osteoarthritis outcome score physical function (KOOS-PS), patient reported outcomes measurement information system short form (PROMIS SF) physical, PROMIS SF mental, and physical SF 10A scores were evaluated. Opioid use was identified by the medication reconciliation on the day of surgery. Propensity score–matched opioid users had significantly lower preoperative PROMs than the nonuser for KOOS-PS (45.2 vs. 53.8, p < 0.01), PROMIS SF physical (37.2 vs. 42.5, p < 0.01), PROMIS SF mental (44.2 vs. 51.3, p < 0.01), and physical SF 10A (34.1 vs. 36.8, p < 0.01). Postoperatively, opioid-users demonstrated significantly lower scores across all PROMs: KOOS-PS (59.2 vs. 67.2, p < 0.001), PROMIS SF physical (43.2 vs. 52.4, p < 0.001), PROMIS SF mental (47.5 vs. 58.9, p < 0.001), and physical SF 10A (40.5 vs. 49.4, p < 0.001). Propensity score–matched opioid-users demonstrated a significantly smaller absolute increase in scores for PROMIS SF Physical (p = 0.03) and Physical SF 10A (p < 0.01), as well as an increased hospital length of stay (p = 0.04). Patients who are actively taking opioids at the time of revision TKA report significantly lower preoperative and postoperative outcome scores. These patients are more likely to have longer hospital stays. The apparent negative effect on patient reported outcomes after revision TKA provides clinically useful data for surgeons in engaging patients in a preoperative counseling regarding narcotic use prior to revision TKA to optimize outcomes.


2017 ◽  
Vol 14 (3-4) ◽  
pp. 269-293 ◽  
Author(s):  
Lorenzo Squintani ◽  
Ernst Plambeck ◽  
Marleen van Rijswick

The Netherlands has a long and fascinating history of water management. The main features of the Dutch water governance system for the implementation of the wfd are its regional water authorities based on hydrological scales and powers to regulate, decide and raise taxes for their water tasks. Their functional approach and the decentralised character make the regional water authorities very efficient and effective. It is therefore understandable that eu institutions and other Member States consider the Dutch system an interesting potential source of inspiration for other jurisdictions. Yet, it is not all gold what shines. This paper highlights the strength and weakness elements of the Dutch water governance system under the wfd. It exposes several points of concern. When considering using the Dutch experience as a source of inspiration in other Member States, these concerns should be taken in due account.


The Knee ◽  
2008 ◽  
Vol 15 (3) ◽  
pp. 227-232 ◽  
Author(s):  
A. Completo ◽  
J.A. Simões ◽  
F. Fonseca ◽  
M. Oliveira

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