Antimicrobial Regimens in Cement Spacers for Periprosthetic Joint Infections: A Critical Review
- PMID: 39200072
- PMCID: PMC11351621
- DOI: 10.3390/antibiotics13080772
Antimicrobial Regimens in Cement Spacers for Periprosthetic Joint Infections: A Critical Review
Abstract
Antibiotic-loaded cement spacers (ALCSs) are essential for treating periprosthetic joint infections (PJIs) by providing mechanical support and local antibiotic delivery. The purpose of this review is to comprehensively examine the various types of spacers utilised in the management of periprosthetic joint infections (PJIs), including both static and articulating variants and to analyse the fundamental principles underlying spacer use, their clinical benefits, the selection and administration of antimicrobial agents, appropriate dosages, and potential adverse effects. Articulating spacers, which allow joint mobility, often yield better outcomes than static ones. Spacer pharmacokinetics are vital for maintaining therapeutic antibiotic levels, influenced by cement porosity, mixing techniques, and the contact area. Antibiotic choice depends on heat stability, solubility, and impact on cement's mechanical properties. Mechanical properties are crucial, as spacers must withstand physical stresses, with antibiotics potentially affecting these properties. Complications, such as tissue damage and systemic toxicity, are discussed, along with mitigation strategies. Future advancements include surface modifications and novel carriers to enhance biofilm management and infection control.
Keywords: arthroplasty infections; cement; hip; joint reconstruction; knee; periprosthetic joint infections.
Conflict of interest statement
The authors declare no conflicts of interest.
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References
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- Samelis P.V., Papagrigorakis E., Sameli E., Mavrogenis A., Savvidou O., Koulouvaris P. Current Concepts on the Application, Pharmacokinetics and Complications of Antibiotic-Loaded Cement Spacers in the Treatment of Prosthetic Joint Infections. Cureus. 2022;14:e20968. doi: 10.7759/cureus.20968. - DOI - PMC - PubMed
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