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Article
The influence of head diameter and wall thickness on deformations of metallic acetabular press-fit cups and UHMWPE liners: a finite element analysis
To increase the range of motion of total hip endoprostheses, prosthetic heads need to be enlarged, which implies that the cup and/or liner thickness must decrease. This may have negative effects on the wear ra...
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Article
Laser engravings as reason for mechanical failure of titanium-alloyed total hip stems
Two revisions of broken β-titanium total hip stems had to be performed in our hospital after 2 and 4 years in situ. Since both fractures were located at the level of a laser engraving, a failure analysis was c...
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Article
Primary stability of total hip stems: does surgical technique matter?
With this preliminary study we hypothesized a modified implantation technique may lead to higher primary stability than the conventional one.
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Article
Ist der unbegrenzte Gebrauch von chirurgischen Instrumenten unbedenklich?
Chirurgische Instrumente sind als Medizinprodukte entscheidende Bestandteile bei der Durchführung einer Operation. Sie können Verlauf und Ergebnis des operativen Eingriffes wesentlich beeinflussen. Chirurgisch...
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Article
Open AccessThe influence of surgical technique guidance and surgeon’s experience on the femoral head assembly in total hip arthroplasty
The importance of the assembly procedure on the taper connection strength is evident. However, existent surgical technique guides frequently lack comprehensive and precise instructions in this regard. The aim ...