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Tourniquet use during cementation only during total knee arthroplasty: a randomized trial
Rupesh Tarwala1, Lawrence D Dorr, Paul K Gilbert
1Lenox Hill Hospital, New York, NY, USA.
Clinical Orthopaedics and Related Research
|July 10, 2013
Summary
Limited tourniquet use during total knee arthroplasty (TKA) for cementation only showed no significant differences in outcomes compared to prolonged use. This approach may reduce risks associated with extended tourniquet application in TKA procedures.
Area of Science:
- Orthopedic Surgery
- Biomedical Engineering
- Clinical Trials
Background:
- Prolonged tourniquet use in total knee arthroplasty (TKA) lacks proven benefits.
- Extended tourniquet application may increase complication risks.
Purpose of the Study:
- To evaluate if limited tourniquet use (cementation only) impacts surgical time, pain, motion, blood loss, and complications in TKA.
- Comparison between tourniquet use throughout the procedure versus during cementation only.
Main Methods:
- Randomized controlled trial involving 71 patients (79 knees).
- Two groups: operative tourniquet (incision to closure) and cementation tourniquet (cementation only).
- Exclusion of high-risk patients for tourniquet-related complications.
Main Results:
- No significant differences observed in surgical time, pain, range of motion, or blood loss.
- One major complication (compartmental syndrome) occurred in the prolonged tourniquet group.
- No other tourniquet-related complications were noted.
Conclusions:
- Limited tourniquet use during cementation in TKA is clinically comparable to prolonged use.
- Tourniquet use solely for cementation offers a bloodless field for fixation.
- This limited application may mitigate risks associated with prolonged tourniquet inflation.