Effect of tourniquet on hidden blood loss and knee joint swelling in total knee arthroplasty
10.3969/j.issn.1009-0754.2025.01.017
- VernacularTitle:止血带使用对全膝关节置换术患者隐性失血及膝关节肿胀度的影响
- Author:
Xiuwei ZHANG
1
;
Yinan LI
;
Dacheng LIU
;
Zijian SONG
;
Qiang ZHANG
;
Zhengdao LI
Author Information
1. 221000 江苏 徐州,徐州医科大学附属徐州市立医院骨科
- Keywords:
Tourniquet;
Total knee arthroplasty;
Hidden blood loss;
Knee joint swelling degree
- From:
Journal of Navy Medicine
2025;46(1):77-82
- CountryChina
- Language:Chinese
-
Abstract:
Objective To investigate the effects of different use methods of tourniquet on hidden blood loss and knee joint swelling in total knee arthroplasty(TKA),and to explore its potential benefits for postoperative rehabilitation.Methods A prospective study was conducted from March 2018 to March 2023 in Xuzhou Municipal Hospital Affiliated to Xuzhou Medical University,involving 131 patients who underwent TKA.The patients were divided into three groups based on the method of tourniquet use:44 patients routinely used a tourniquet in group A,48 patients only used a tourniquet during the application of bone cement in group B,and 39 patients did not use tourniquet in group C.Operation time,dressing changes,intraoperative blood loss,total blood loss,explicit blood loss,hidden blood loss,percentage of hidden blood loss,postoperative blood transfusion,hemoglobin(Hb),hematocrit(HCT),C-reactive protein(CRP),and creatine kinase(CK)were compared among groups.The pain and functional recovery were evaluated by visual analogue scale(VAS)and knee society clinical rating system(KSS)before surgery,and 3 days,1 month,and 3 months after surgery.The degree of limb swelling and the range of motion of the knee were also compared among groups.Results Group A had shorter operation time and less frequency of postoperative dressing changes than the other two groups(P<0.05).The hidden blood loss and total blood loss in group A were significantly less than those in group C(P<0.05),and the hidden blood loss and total blood loss volume in the three groups from low to high was group A
