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Erschienen in: International Orthopaedics 3/2020

01.03.2020 | SICOT award papers

Efficiency of an implant: new criterion of objective assessment of implants for osteosynthesis of femoral neck fracture

verfasst von: Chingiz Alizade, Afgan Jafarov, Farhad Alizada, Mahir Gülsen, Emre Togrul

Erschienen in: International Orthopaedics | Ausgabe 3/2020

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Abstract

Purpose

In line with several designs for osteosynthesis of femoral neck fracture (FNF), their effectiveness is still estimated by the results of biomechanical and clinical trials, finite element method (FE). But surgeons require the criteria which would define their properties in advance and allow improve the results of treatment.

Methods

When new implant (NI) is being designed, we developed such criterion – index efficiency of an implant (IEI) – and performed mathematical comparative researches of properties of NI with the known designs. We analyzed the results of comparative clinical trials on treatment of FNF with various implants considering their IEI.

Results

Analysis showed that results of comparative clinical trials with the use of various implants for osteosynthesis FNF completely correlated to their IEI; IEI of the NI two to three times exceeds IEI of all known designs, and the destruction percentage of a bone tissue is two to three times less when it is applied.

Conclusion

The offered IEI can be used for designing new implants and allows improving the results of treatment of patients with FNF by optimizing the choice of implant for osteosynthesis.
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Metadaten
Titel
Efficiency of an implant: new criterion of objective assessment of implants for osteosynthesis of femoral neck fracture
verfasst von
Chingiz Alizade
Afgan Jafarov
Farhad Alizada
Mahir Gülsen
Emre Togrul
Publikationsdatum
01.03.2020
Verlag
Springer Berlin Heidelberg
Erschienen in
International Orthopaedics / Ausgabe 3/2020
Print ISSN: 0341-2695
Elektronische ISSN: 1432-5195
DOI
https://doi.org/10.1007/s00264-019-04439-2

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