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Blood Loss Between Surgical Blade and Unipolar Electrocautery in TKA

Not Applicable
Completed
Conditions
Blood Loss
Interventions
Procedure: surgical blade
Procedure: electrocautery
Registration Number
NCT02108327
Lead Sponsor
Thammasat University
Brief Summary

Using of surgical blade may have less blood loss than unipolar electrocautery in Total Knee Arthroplasty (TKA).

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
80
Inclusion Criteria
  • osteoarthritis of the knee who undergoing unilateral primary total knee arthroplasty
  • age 50-85 years old
  • ASA class 1-3
Exclusion Criteria
  • unable to perform spinal anaesthesia
  • history of coagulation disorder
  • renal impairment (CrCl <30 mL/min) or cirrhosis
  • platelet count < 100,000 or abnormal coagulogram
  • on pacemaker
  • stop anti-platelet or anti-coagulogram less than 7 days

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
surgical bladesurgical blade-
Unipolar electrocauteryelectrocautery-
Primary Outcome Measures
NameTimeMethod
Blood loss48 hours

- detected total blood loss from hemoglobin at 24,48 hours after surgery, maximum Hb drop and blood loss collected in radivac drain

Secondary Outcome Measures
NameTimeMethod
inflammation48 hours

determine inflammatory response with C-rective protein (CRP) at post-op 48 hours

knee range of motion3 months
Knee function3 months

measured with WOMAC

complication2 weeks

detected with wound dehiscence, wound infection

Trial Locations

Locations (1)

Orthopaedic department, Faculty of medicine, Thammasat university

🇹🇭

Klongluang, Pathumthani, Thailand

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