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Single use instruments for total knee arthroplasty.

Michele Romeo1, Giuseppe Rovere2, Leonardo Stramazzo1

  • 1Department of Orthopaedic Surgery (DICHIRONS), University of Palermo, Palermo, Italy.

Medicinski Glasnik : Official Publication of the Medical Association of Zenica-Doboj Canton, Bosnia and Herzegovina
|February 23, 2021
PubMed
Summary
This summary is machine-generated.

Single-use instruments (SUI) in total knee arthroplasty show promise for reducing costs and infection rates. While clinical outcomes are comparable to conventional instruments, further research is needed.

Keywords:
joint replacementosteoarthrosisprosthesis

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Area of Science:

  • Orthopedic Surgery
  • Medical Device Technology
  • Health Economics

Background:

  • Total knee arthroplasty (TKA) is a common procedure for end-stage osteoarthritis, with demand projected to quadruple.
  • Patient-specific instrumentation (PSI) has emerged as an alternative to traditional methods.
  • The utility of single-use instrumentation (SUI) in TKA requires comprehensive evaluation.

Purpose of the Study:

  • To assess the clinical, organizational, and economic benefits of single-use instruments (SUI) compared to conventional instruments in total knee arthroplasty.
  • To synthesize existing literature on the application and outcomes of SUI in TKA procedures.

Main Methods:

  • A systematic literature search was performed on PubMed and Google Scholar (2010-2020).
  • Keywords included "total knee replacement", "total knee arthroplasty", "single use instruments", and "disposable instruments".
  • Study results were categorized by clinical, economic, and organizational criteria.

Main Results:

  • SUI demonstrated advantages in reducing operating room turnover time and maximizing utilization.
  • A decreased infection rate was observed with SUI use.
  • Economic benefits included reduced costs for instrument reprocessing and sterilization, and lower 90-day infection rates.
  • No significant differences were found in clinical outcomes like radiographic parameters (hip-knee-ankle angle) or patient-reported scores (Oxford Knee Score) compared to conventional instruments.

Conclusions:

  • Single-use instruments (SUI) offer a viable alternative to conventional instruments in total knee arthroplasty.
  • SUI present economic and organizational benefits, including reduced costs and potentially lower infection rates.
  • Further research is necessary to fully elucidate the long-term clinical outcomes associated with SUI in TKA.